December 2021 - kbuild-all

[kvalo-ath:pending 53/57] drivers/net/wireless/ath/ath11k/wmi.c:5657:3: warning: variable 'len' is uninitialized when used here

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git pending head: 6cce4964a399f7eb43e75e57de0def72561a162c commit: b368704018cc51a0908adf79649fd692624e75da [53/57] ath11k: report rssi of each chain to mac80211 for QCA6390/WCN6855 config: x86_64-randconfig-a003-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141834.pliLIgBL-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?id=... git remote add kvalo-ath https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git git fetch --no-tags kvalo-ath pending git checkout b368704018cc51a0908adf79649fd692624e75da # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/net/wireless/ath/ath11k/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): >> drivers/net/wireless/ath/ath11k/wmi.c:5657:3: warning: variable 'len' is uninitialized when used here [-Wuninitialized] len -= sizeof(*src); ^~~ drivers/net/wireless/ath/ath11k/wmi.c:5637:9: note: initialize the variable 'len' to silence this warning u32 len; ^ = 0 1 warning generated. vim +/len +5657 drivers/net/wireless/ath/ath11k/wmi.c b368704018cc51 Wen Gong 2021-12-13 5628 b368704018cc51 Wen Gong 2021-12-13 5629 static int ath11k_wmi_tlv_fw_stats_data_parse(struct ath11k_base *ab, b368704018cc51 Wen Gong 2021-12-13 5630 struct wmi_tlv_fw_stats_parse *parse, b368704018cc51 Wen Gong 2021-12-13 5631 const void *ptr) b368704018cc51 Wen Gong 2021-12-13 5632 { b368704018cc51 Wen Gong 2021-12-13 5633 struct ath11k_fw_stats *stats = parse->stats; b368704018cc51 Wen Gong 2021-12-13 5634 const struct wmi_stats_event *ev = parse->ev; b368704018cc51 Wen Gong 2021-12-13 5635 int i; b368704018cc51 Wen Gong 2021-12-13 5636 const void *data = ptr; b368704018cc51 Wen Gong 2021-12-13 5637 u32 len; b368704018cc51 Wen Gong 2021-12-13 5638 b368704018cc51 Wen Gong 2021-12-13 5639 if (!ev) { b368704018cc51 Wen Gong 2021-12-13 5640 ath11k_warn(ab, "failed to fetch update stats ev"); b368704018cc51 Wen Gong 2021-12-13 5641 return -EPROTO; b368704018cc51 Wen Gong 2021-12-13 5642 } d5c65159f28953 Kalle Valo 2019-11-23 5643 d5c65159f28953 Kalle Valo 2019-11-23 5644 stats->stats_id = 0; d5c65159f28953 Kalle Valo 2019-11-23 5645 d5c65159f28953 Kalle Valo 2019-11-23 5646 for (i = 0; i < ev->num_pdev_stats; i++) { d5c65159f28953 Kalle Valo 2019-11-23 5647 const struct wmi_pdev_stats *src; d5c65159f28953 Kalle Valo 2019-11-23 5648 struct ath11k_fw_stats_pdev *dst; d5c65159f28953 Kalle Valo 2019-11-23 5649 d5c65159f28953 Kalle Valo 2019-11-23 5650 src = data; b368704018cc51 Wen Gong 2021-12-13 5651 if (len < sizeof(*src)) d5c65159f28953 Kalle Valo 2019-11-23 5652 return -EPROTO; d5c65159f28953 Kalle Valo 2019-11-23 5653 d5c65159f28953 Kalle Valo 2019-11-23 5654 stats->stats_id = WMI_REQUEST_PDEV_STAT; d5c65159f28953 Kalle Valo 2019-11-23 5655 d5c65159f28953 Kalle Valo 2019-11-23 5656 data += sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 @5657 len -= sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 5658 d5c65159f28953 Kalle Valo 2019-11-23 5659 dst = kzalloc(sizeof(*dst), GFP_ATOMIC); d5c65159f28953 Kalle Valo 2019-11-23 5660 if (!dst) d5c65159f28953 Kalle Valo 2019-11-23 5661 continue; d5c65159f28953 Kalle Valo 2019-11-23 5662 d5c65159f28953 Kalle Valo 2019-11-23 5663 ath11k_wmi_pull_pdev_stats_base(&src->base, dst); d5c65159f28953 Kalle Valo 2019-11-23 5664 ath11k_wmi_pull_pdev_stats_tx(&src->tx, dst); d5c65159f28953 Kalle Valo 2019-11-23 5665 ath11k_wmi_pull_pdev_stats_rx(&src->rx, dst); d5c65159f28953 Kalle Valo 2019-11-23 5666 list_add_tail(&dst->list, &stats->pdevs); d5c65159f28953 Kalle Valo 2019-11-23 5667 } d5c65159f28953 Kalle Valo 2019-11-23 5668 d5c65159f28953 Kalle Valo 2019-11-23 5669 for (i = 0; i < ev->num_vdev_stats; i++) { d5c65159f28953 Kalle Valo 2019-11-23 5670 const struct wmi_vdev_stats *src; d5c65159f28953 Kalle Valo 2019-11-23 5671 struct ath11k_fw_stats_vdev *dst; d5c65159f28953 Kalle Valo 2019-11-23 5672 d5c65159f28953 Kalle Valo 2019-11-23 5673 src = data; b368704018cc51 Wen Gong 2021-12-13 5674 if (len < sizeof(*src)) d5c65159f28953 Kalle Valo 2019-11-23 5675 return -EPROTO; d5c65159f28953 Kalle Valo 2019-11-23 5676 d5c65159f28953 Kalle Valo 2019-11-23 5677 stats->stats_id = WMI_REQUEST_VDEV_STAT; d5c65159f28953 Kalle Valo 2019-11-23 5678 d5c65159f28953 Kalle Valo 2019-11-23 5679 data += sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 5680 len -= sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 5681 d5c65159f28953 Kalle Valo 2019-11-23 5682 dst = kzalloc(sizeof(*dst), GFP_ATOMIC); d5c65159f28953 Kalle Valo 2019-11-23 5683 if (!dst) d5c65159f28953 Kalle Valo 2019-11-23 5684 continue; d5c65159f28953 Kalle Valo 2019-11-23 5685 d5c65159f28953 Kalle Valo 2019-11-23 5686 ath11k_wmi_pull_vdev_stats(src, dst); d5c65159f28953 Kalle Valo 2019-11-23 5687 list_add_tail(&dst->list, &stats->vdevs); d5c65159f28953 Kalle Valo 2019-11-23 5688 } d5c65159f28953 Kalle Valo 2019-11-23 5689 d5c65159f28953 Kalle Valo 2019-11-23 5690 for (i = 0; i < ev->num_bcn_stats; i++) { d5c65159f28953 Kalle Valo 2019-11-23 5691 const struct wmi_bcn_stats *src; d5c65159f28953 Kalle Valo 2019-11-23 5692 struct ath11k_fw_stats_bcn *dst; d5c65159f28953 Kalle Valo 2019-11-23 5693 d5c65159f28953 Kalle Valo 2019-11-23 5694 src = data; b368704018cc51 Wen Gong 2021-12-13 5695 if (len < sizeof(*src)) d5c65159f28953 Kalle Valo 2019-11-23 5696 return -EPROTO; d5c65159f28953 Kalle Valo 2019-11-23 5697 d5c65159f28953 Kalle Valo 2019-11-23 5698 stats->stats_id = WMI_REQUEST_BCN_STAT; d5c65159f28953 Kalle Valo 2019-11-23 5699 d5c65159f28953 Kalle Valo 2019-11-23 5700 data += sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 5701 len -= sizeof(*src); d5c65159f28953 Kalle Valo 2019-11-23 5702 d5c65159f28953 Kalle Valo 2019-11-23 5703 dst = kzalloc(sizeof(*dst), GFP_ATOMIC); d5c65159f28953 Kalle Valo 2019-11-23 5704 if (!dst) d5c65159f28953 Kalle Valo 2019-11-23 5705 continue; d5c65159f28953 Kalle Valo 2019-11-23 5706 d5c65159f28953 Kalle Valo 2019-11-23 5707 ath11k_wmi_pull_bcn_stats(src, dst); d5c65159f28953 Kalle Valo 2019-11-23 5708 list_add_tail(&dst->list, &stats->bcn); d5c65159f28953 Kalle Valo 2019-11-23 5709 } d5c65159f28953 Kalle Valo 2019-11-23 5710 d5c65159f28953 Kalle Valo 2019-11-23 5711 return 0; d5c65159f28953 Kalle Valo 2019-11-23 5712 } d5c65159f28953 Kalle Valo 2019-11-23 5713 :::::: The code at line 5657 was first introduced by commit :::::: d5c65159f2895379e11ca13f62feabe93278985d ath11k: driver for Qualcomm IEEE 802.11ax devices :::::: TO: Kalle Valo <kvalo(a)codeaurora.org> :::::: CC: Kalle Valo <kvalo(a)codeaurora.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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Re: [RFC PATCH] KVM: x86: add kvm per-vCPU exits disable capability

by kernel test robot

Hi Kechen, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on kvm/queue] [also build test ERROR on mst-vhost/linux-next tip/master linux/master linus/master v5.16-rc5] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Kechen-Lu/KVM-x86-add-kvm-per-vC... base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue config: i386-randconfig-a012-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141758.daZ9vc3P-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/08f20df47a09e327aee3e73a8d7c77b1f... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Kechen-Lu/KVM-x86-add-kvm-per-vCPU-exits-disable-capability/20211214-113446 git checkout 08f20df47a09e327aee3e73a8d7c77b1ffc01bc0 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): In file included from include/linux/kvm_host.h:38, from arch/x86/kvm/x86.c:19: arch/x86/kvm/x86.c: In function 'kvm_vm_ioctl_enable_cap': >> include/uapi/linux/kvm.h:801:51: error: left shift count >= width of type [-Werror=shift-count-overflow] 801 | #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) | ^~ include/uapi/linux/kvm.h:806:12: note: in expansion of macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' 806 | KVM_X86_DISABLE_EXITS_PER_VCPU) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/x86.c:5775:23: note: in expansion of macro 'KVM_X86_DISABLE_VALID_EXITS' 5775 | if (cap->args[0] & ~KVM_X86_DISABLE_VALID_EXITS) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ >> include/uapi/linux/kvm.h:801:51: error: left shift count >= width of type [-Werror=shift-count-overflow] 801 | #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) | ^~ arch/x86/kvm/x86.c:5787:23: note: in expansion of macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' 5787 | if ((cap->args[0] & KVM_X86_DISABLE_EXITS_PER_VCPU) && | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +801 include/uapi/linux/kvm.h 796 797 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 798 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 799 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 800 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) > 801 #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) 802 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 803 KVM_X86_DISABLE_EXITS_HLT | \ 804 KVM_X86_DISABLE_EXITS_PAUSE | \ 805 KVM_X86_DISABLE_EXITS_CSTATE| \ 806 KVM_X86_DISABLE_EXITS_PER_VCPU) 807 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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[arm64:for-next/xor-neon 1/1] ld.lld: error: relocation R_AARCH64_ABS32 cannot be used against symbol '__crc_xor_block_inner_neon'; recompile with -fPIC

by kernel test robot

CC: linux-arm-kernel(a)lists.infradead.org TO: Ard Biesheuvel <ardb(a)kernel.org> CC: Catalin Marinas <catalin.marinas(a)arm.com> tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/xor-neon head: ce9ba49a246012f4ed7413c6246b6213c3c00a85 commit: ce9ba49a246012f4ed7413c6246b6213c3c00a85 [1/1] arm64/xor: use EOR3 instructions when available config: arm64-randconfig-r033-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141724.gP6kgkDl-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git/commit/?i... git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git git fetch --no-tags arm64 for-next/xor-neon git checkout ce9ba49a246012f4ed7413c6246b6213c3c00a85 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): >> ld.lld: error: relocation R_AARCH64_ABS32 cannot be used against symbol '__crc_xor_block_inner_neon'; recompile with -fPIC >>> defined in arch/arm64/lib/built-in.a(xor-neon.o) >>> referenced by xor-neon.c >>> xor-neon.o:(___kcrctab+xor_block_inner_neon+0x0) in archive arch/arm64/lib/built-in.a --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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Re: [PATCH 06/17] fortify: Detect struct member overflows in memcpy() at compile-time

by kernel test robot

Hi Kees, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.16-rc5] [cannot apply to rdma/for-next axboe-block/for-next kvm/queue tip/x86/core mkp-scsi/for-next jejb-scsi/for-next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Kees-Cook/Enable-strict-compile-... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git aa50faff4416c869b52dff68a937c84d29e12f4b config: x86_64-randconfig-s022-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141639.6sg1Fhdq-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-dirty # https://github.com/0day-ci/linux/commit/80c8d2aae95aae6bd09e3ef84b74d0afe... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Kees-Cook/Enable-strict-compile-time-memcpy-fortify-checks/20211214-064002 git checkout 80c8d2aae95aae6bd09e3ef84b74d0afe631abae # save the config file to linux build tree mkdir build_dir make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/acpi/apei/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> sparse warnings: (new ones prefixed by >>) drivers/acpi/apei/erst.c:272:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *src @@ got void [noderef] __iomem * @@ drivers/acpi/apei/erst.c:272:13: sparse: expected void *src drivers/acpi/apei/erst.c:272:13: sparse: got void [noderef] __iomem * drivers/acpi/apei/erst.c:275:13: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *dst @@ got void [noderef] __iomem * @@ drivers/acpi/apei/erst.c:275:13: sparse: expected void *dst drivers/acpi/apei/erst.c:275:13: sparse: got void [noderef] __iomem * drivers/acpi/apei/erst.c:277:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *src @@ drivers/acpi/apei/erst.c:277:25: sparse: expected void volatile [noderef] __iomem *addr drivers/acpi/apei/erst.c:277:25: sparse: got void *src drivers/acpi/apei/erst.c:283:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *src @@ drivers/acpi/apei/erst.c:283:17: sparse: expected void volatile [noderef] __iomem *addr drivers/acpi/apei/erst.c:283:17: sparse: got void *src drivers/acpi/apei/erst.c:284:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *dst @@ drivers/acpi/apei/erst.c:284:17: sparse: expected void volatile [noderef] __iomem *addr drivers/acpi/apei/erst.c:284:17: sparse: got void *dst >> drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [toplevel] vaddr @@ drivers/acpi/apei/erst.c:792:9: sparse: expected void const * drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr >> drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *static [toplevel] vaddr @@ drivers/acpi/apei/erst.c:792:9: sparse: expected void const * drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr drivers/acpi/apei/erst.c:792:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *static [toplevel] vaddr @@ drivers/acpi/apei/erst.c:792:9: sparse: expected void * drivers/acpi/apei/erst.c:792:9: sparse: got void [noderef] __iomem *static [toplevel] vaddr drivers/acpi/apei/erst.c:793:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cper_record_header *rcd_erange @@ got void [noderef] __iomem *static [toplevel] vaddr @@ drivers/acpi/apei/erst.c:793:20: sparse: expected struct cper_record_header *rcd_erange drivers/acpi/apei/erst.c:793:20: sparse: got void [noderef] __iomem *static [toplevel] vaddr drivers/acpi/apei/erst.c:830:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct cper_record_header *rcd_tmp @@ got void [noderef] __iomem * @@ drivers/acpi/apei/erst.c:830:17: sparse: expected struct cper_record_header *rcd_tmp drivers/acpi/apei/erst.c:830:17: sparse: got void [noderef] __iomem * vim +792 drivers/acpi/apei/erst.c a08f82d08053fb Huang Ying 2010-05-18 766 a08f82d08053fb Huang Ying 2010-05-18 767 int erst_write(const struct cper_record_header *record) a08f82d08053fb Huang Ying 2010-05-18 768 { a08f82d08053fb Huang Ying 2010-05-18 769 int rc; a08f82d08053fb Huang Ying 2010-05-18 770 unsigned long flags; a08f82d08053fb Huang Ying 2010-05-18 771 struct cper_record_header *rcd_erange; a08f82d08053fb Huang Ying 2010-05-18 772 a08f82d08053fb Huang Ying 2010-05-18 773 if (erst_disable) a08f82d08053fb Huang Ying 2010-05-18 774 return -ENODEV; a08f82d08053fb Huang Ying 2010-05-18 775 a08f82d08053fb Huang Ying 2010-05-18 776 if (memcmp(record->signature, CPER_SIG_RECORD, CPER_SIG_SIZE)) a08f82d08053fb Huang Ying 2010-05-18 777 return -EINVAL; a08f82d08053fb Huang Ying 2010-05-18 778 a08f82d08053fb Huang Ying 2010-05-18 779 if (erst_erange.attr & ERST_RANGE_NVRAM) { 3b38bb5f7f0635 Huang Ying 2010-12-02 780 if (!raw_spin_trylock_irqsave(&erst_lock, flags)) a08f82d08053fb Huang Ying 2010-05-18 781 return -EBUSY; a08f82d08053fb Huang Ying 2010-05-18 782 rc = __erst_write_to_nvram(record); 3b38bb5f7f0635 Huang Ying 2010-12-02 783 raw_spin_unlock_irqrestore(&erst_lock, flags); a08f82d08053fb Huang Ying 2010-05-18 784 return rc; a08f82d08053fb Huang Ying 2010-05-18 785 } a08f82d08053fb Huang Ying 2010-05-18 786 a08f82d08053fb Huang Ying 2010-05-18 787 if (record->record_length > erst_erange.size) a08f82d08053fb Huang Ying 2010-05-18 788 return -EINVAL; a08f82d08053fb Huang Ying 2010-05-18 789 3b38bb5f7f0635 Huang Ying 2010-12-02 790 if (!raw_spin_trylock_irqsave(&erst_lock, flags)) a08f82d08053fb Huang Ying 2010-05-18 791 return -EBUSY; a08f82d08053fb Huang Ying 2010-05-18 @792 memcpy(erst_erange.vaddr, record, record->record_length); a08f82d08053fb Huang Ying 2010-05-18 793 rcd_erange = erst_erange.vaddr; a08f82d08053fb Huang Ying 2010-05-18 794 /* signature for serialization system */ a08f82d08053fb Huang Ying 2010-05-18 795 memcpy(&rcd_erange->persistence_information, "ER", 2); a08f82d08053fb Huang Ying 2010-05-18 796 a08f82d08053fb Huang Ying 2010-05-18 797 rc = __erst_write_to_storage(0); 3b38bb5f7f0635 Huang Ying 2010-12-02 798 raw_spin_unlock_irqrestore(&erst_lock, flags); a08f82d08053fb Huang Ying 2010-05-18 799 a08f82d08053fb Huang Ying 2010-05-18 800 return rc; a08f82d08053fb Huang Ying 2010-05-18 801 } a08f82d08053fb Huang Ying 2010-05-18 802 EXPORT_SYMBOL_GPL(erst_write); a08f82d08053fb Huang Ying 2010-05-18 803 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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[chrome-os:chromeos-5.15 6/21] drivers/gpu/arm/bifrost/mali_kbase_mem.c:1610:48: warning: this statement may fall through

by kernel test robot

tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.15 head: afcd0189c8b20e4125e0b60089c6ce401080f794 commit: 47053c9ca1fca9a873ad8981b4e7115d40ed9d03 [6/21] CHROMIUM: Mali: Build Mali Bifrost config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20211214/202112141618.8kcM2vnl-lk...) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.15 git checkout 47053c9ca1fca9a873ad8981b4e7115d40ed9d03 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/arm/bifrost/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): cc1: warning: kbuild/src/consumer/drivers/gpu/arm/bifrost: No such file or directory [-Wmissing-include-dirs] drivers/gpu/arm/bifrost/mali_kbase_mem.c: In function 'kbase_gpu_munmap': >> drivers/gpu/arm/bifrost/mali_kbase_mem.c:1610:48: warning: this statement may fall through [-Wimplicit-fallthrough=] 1610 | case KBASE_MEM_TYPE_IMPORTED_USER_BUF: { | ^ drivers/gpu/arm/bifrost/mali_kbase_mem.c:1626:9: note: here 1626 | default: | ^~~~~~~ In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:31, from drivers/gpu/arm/bifrost/mali_kbase.h:55, from drivers/gpu/arm/bifrost/mali_kbase_mem.c:36: At top level: drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:416:35: warning: 'base_hw_features_tVAx' defined but not used [-Wunused-const-variable=] 416 | static const enum base_hw_feature base_hw_features_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:389:35: warning: 'base_hw_features_tGRx' defined but not used [-Wunused-const-variable=] 389 | static const enum base_hw_feature base_hw_features_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:362:35: warning: 'base_hw_features_tODx' defined but not used [-Wunused-const-variable=] 362 | static const enum base_hw_feature base_hw_features_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:334:35: warning: 'base_hw_features_tDUx' defined but not used [-Wunused-const-variable=] 334 | static const enum base_hw_feature base_hw_features_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:306:35: warning: 'base_hw_features_tBAx' defined but not used [-Wunused-const-variable=] 306 | static const enum base_hw_feature base_hw_features_tBAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:278:35: warning: 'base_hw_features_tBEx' defined but not used [-Wunused-const-variable=] 278 | static const enum base_hw_feature base_hw_features_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:251:35: warning: 'base_hw_features_tNAx' defined but not used [-Wunused-const-variable=] 251 | static const enum base_hw_feature base_hw_features_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:224:35: warning: 'base_hw_features_tTRx' defined but not used [-Wunused-const-variable=] 224 | static const enum base_hw_feature base_hw_features_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:196:35: warning: 'base_hw_features_tGOx' defined but not used [-Wunused-const-variable=] 196 | static const enum base_hw_feature base_hw_features_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:168:35: warning: 'base_hw_features_tNOx' defined but not used [-Wunused-const-variable=] 168 | static const enum base_hw_feature base_hw_features_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:142:35: warning: 'base_hw_features_tDVx' defined but not used [-Wunused-const-variable=] 142 | static const enum base_hw_feature base_hw_features_tDVx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:116:35: warning: 'base_hw_features_tSIx' defined but not used [-Wunused-const-variable=] 116 | static const enum base_hw_feature base_hw_features_tSIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:90:35: warning: 'base_hw_features_tHEx' defined but not used [-Wunused-const-variable=] 90 | static const enum base_hw_feature base_hw_features_tHEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:65:35: warning: 'base_hw_features_tMIx' defined but not used [-Wunused-const-variable=] 65 | static const enum base_hw_feature base_hw_features_tMIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:61:35: warning: 'base_hw_features_generic' defined but not used [-Wunused-const-variable=] 61 | static const enum base_hw_feature base_hw_features_generic[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ -- cc1: warning: kbuild/src/consumer/drivers/gpu/arm/bifrost: No such file or directory [-Wmissing-include-dirs] drivers/gpu/arm/bifrost/mali_kbase_pm.c: In function 'kbase_pm_context_active_handle_suspend': >> drivers/gpu/arm/bifrost/mali_kbase_pm.c:77:28: warning: this statement may fall through [-Wimplicit-fallthrough=] 77 | if (kbdev->pm.active_count != 0) | ^ drivers/gpu/arm/bifrost/mali_kbase_pm.c:80:17: note: here 80 | case KBASE_PM_SUSPEND_HANDLER_DONT_INCREASE: | ^~~~ In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:31, from drivers/gpu/arm/bifrost/mali_kbase.h:55, from drivers/gpu/arm/bifrost/mali_kbase_pm.c:26: At top level: drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:416:35: warning: 'base_hw_features_tVAx' defined but not used [-Wunused-const-variable=] 416 | static const enum base_hw_feature base_hw_features_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:389:35: warning: 'base_hw_features_tGRx' defined but not used [-Wunused-const-variable=] 389 | static const enum base_hw_feature base_hw_features_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:362:35: warning: 'base_hw_features_tODx' defined but not used [-Wunused-const-variable=] 362 | static const enum base_hw_feature base_hw_features_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:334:35: warning: 'base_hw_features_tDUx' defined but not used [-Wunused-const-variable=] 334 | static const enum base_hw_feature base_hw_features_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:306:35: warning: 'base_hw_features_tBAx' defined but not used [-Wunused-const-variable=] 306 | static const enum base_hw_feature base_hw_features_tBAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:278:35: warning: 'base_hw_features_tBEx' defined but not used [-Wunused-const-variable=] 278 | static const enum base_hw_feature base_hw_features_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:251:35: warning: 'base_hw_features_tNAx' defined but not used [-Wunused-const-variable=] 251 | static const enum base_hw_feature base_hw_features_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:224:35: warning: 'base_hw_features_tTRx' defined but not used [-Wunused-const-variable=] 224 | static const enum base_hw_feature base_hw_features_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:196:35: warning: 'base_hw_features_tGOx' defined but not used [-Wunused-const-variable=] 196 | static const enum base_hw_feature base_hw_features_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:168:35: warning: 'base_hw_features_tNOx' defined but not used [-Wunused-const-variable=] 168 | static const enum base_hw_feature base_hw_features_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:142:35: warning: 'base_hw_features_tDVx' defined but not used [-Wunused-const-variable=] 142 | static const enum base_hw_feature base_hw_features_tDVx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:116:35: warning: 'base_hw_features_tSIx' defined but not used [-Wunused-const-variable=] 116 | static const enum base_hw_feature base_hw_features_tSIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:90:35: warning: 'base_hw_features_tHEx' defined but not used [-Wunused-const-variable=] 90 | static const enum base_hw_feature base_hw_features_tHEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:65:35: warning: 'base_hw_features_tMIx' defined but not used [-Wunused-const-variable=] 65 | static const enum base_hw_feature base_hw_features_tMIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:61:35: warning: 'base_hw_features_generic' defined but not used [-Wunused-const-variable=] 61 | static const enum base_hw_feature base_hw_features_generic[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ -- cc1: warning: kbuild/src/consumer/drivers/gpu/arm/bifrost: No such file or directory [-Wmissing-include-dirs] drivers/gpu/arm/bifrost/mali_kbase_mem_linux.c: In function 'kbase_mem_do_sync_imported': >> drivers/gpu/arm/bifrost/mali_kbase_mem_linux.c:1025:25: warning: variable 'dma_buf' set but not used [-Wunused-but-set-variable] 1025 | struct dma_buf *dma_buf; | ^~~~~~~ In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:31, from drivers/gpu/arm/bifrost/mali_kbase.h:55, from drivers/gpu/arm/bifrost/mali_kbase_mem_linux.c:42: At top level: drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:416:35: warning: 'base_hw_features_tVAx' defined but not used [-Wunused-const-variable=] 416 | static const enum base_hw_feature base_hw_features_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:389:35: warning: 'base_hw_features_tGRx' defined but not used [-Wunused-const-variable=] 389 | static const enum base_hw_feature base_hw_features_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:362:35: warning: 'base_hw_features_tODx' defined but not used [-Wunused-const-variable=] 362 | static const enum base_hw_feature base_hw_features_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:334:35: warning: 'base_hw_features_tDUx' defined but not used [-Wunused-const-variable=] 334 | static const enum base_hw_feature base_hw_features_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:306:35: warning: 'base_hw_features_tBAx' defined but not used [-Wunused-const-variable=] 306 | static const enum base_hw_feature base_hw_features_tBAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:278:35: warning: 'base_hw_features_tBEx' defined but not used [-Wunused-const-variable=] 278 | static const enum base_hw_feature base_hw_features_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:251:35: warning: 'base_hw_features_tNAx' defined but not used [-Wunused-const-variable=] 251 | static const enum base_hw_feature base_hw_features_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:224:35: warning: 'base_hw_features_tTRx' defined but not used [-Wunused-const-variable=] 224 | static const enum base_hw_feature base_hw_features_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:196:35: warning: 'base_hw_features_tGOx' defined but not used [-Wunused-const-variable=] 196 | static const enum base_hw_feature base_hw_features_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:168:35: warning: 'base_hw_features_tNOx' defined but not used [-Wunused-const-variable=] 168 | static const enum base_hw_feature base_hw_features_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:142:35: warning: 'base_hw_features_tDVx' defined but not used [-Wunused-const-variable=] 142 | static const enum base_hw_feature base_hw_features_tDVx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:116:35: warning: 'base_hw_features_tSIx' defined but not used [-Wunused-const-variable=] 116 | static const enum base_hw_feature base_hw_features_tSIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:90:35: warning: 'base_hw_features_tHEx' defined but not used [-Wunused-const-variable=] 90 | static const enum base_hw_feature base_hw_features_tHEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:65:35: warning: 'base_hw_features_tMIx' defined but not used [-Wunused-const-variable=] 65 | static const enum base_hw_feature base_hw_features_tMIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:61:35: warning: 'base_hw_features_generic' defined but not used [-Wunused-const-variable=] 61 | static const enum base_hw_feature base_hw_features_generic[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ -- cc1: warning: kbuild/src/consumer/drivers/gpu/arm/bifrost: No such file or directory [-Wmissing-include-dirs] drivers/gpu/arm/bifrost/mali_kbase_jd_debugfs.c: In function 'kbase_jd_debugfs_fence_info': >> drivers/gpu/arm/bifrost/mali_kbase_jd_debugfs.c:78:46: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'u64' {aka 'long long unsigned int'} [-Wformat=] 78 | "Sd(%llu#%u: %s) ", | ~^ | | | unsigned int | %llu 79 | #endif 80 | fence->context, fence->seqno, | ~~~~~~~~~~~~ | | | u64 {aka long long unsigned int} drivers/gpu/arm/bifrost/mali_kbase_jd_debugfs.c:97:46: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'u64' {aka 'long long unsigned int'} [-Wformat=] 97 | "Wd(%llu#%u: %s) ", | ~^ | | | unsigned int | %llu 98 | #endif 99 | fence->context, fence->seqno, | ~~~~~~~~~~~~ | | | u64 {aka long long unsigned int} In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:31, from drivers/gpu/arm/bifrost/mali_kbase.h:55, from drivers/gpu/arm/bifrost/mali_kbase_jd_debugfs.c:25: At top level: drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:416:35: warning: 'base_hw_features_tVAx' defined but not used [-Wunused-const-variable=] 416 | static const enum base_hw_feature base_hw_features_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:389:35: warning: 'base_hw_features_tGRx' defined but not used [-Wunused-const-variable=] 389 | static const enum base_hw_feature base_hw_features_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:362:35: warning: 'base_hw_features_tODx' defined but not used [-Wunused-const-variable=] 362 | static const enum base_hw_feature base_hw_features_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:334:35: warning: 'base_hw_features_tDUx' defined but not used [-Wunused-const-variable=] 334 | static const enum base_hw_feature base_hw_features_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:306:35: warning: 'base_hw_features_tBAx' defined but not used [-Wunused-const-variable=] 306 | static const enum base_hw_feature base_hw_features_tBAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:278:35: warning: 'base_hw_features_tBEx' defined but not used [-Wunused-const-variable=] 278 | static const enum base_hw_feature base_hw_features_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:251:35: warning: 'base_hw_features_tNAx' defined but not used [-Wunused-const-variable=] 251 | static const enum base_hw_feature base_hw_features_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:224:35: warning: 'base_hw_features_tTRx' defined but not used [-Wunused-const-variable=] 224 | static const enum base_hw_feature base_hw_features_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:196:35: warning: 'base_hw_features_tGOx' defined but not used [-Wunused-const-variable=] 196 | static const enum base_hw_feature base_hw_features_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:168:35: warning: 'base_hw_features_tNOx' defined but not used [-Wunused-const-variable=] 168 | static const enum base_hw_feature base_hw_features_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:142:35: warning: 'base_hw_features_tDVx' defined but not used [-Wunused-const-variable=] 142 | static const enum base_hw_feature base_hw_features_tDVx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:116:35: warning: 'base_hw_features_tSIx' defined but not used [-Wunused-const-variable=] 116 | static const enum base_hw_feature base_hw_features_tSIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:90:35: warning: 'base_hw_features_tHEx' defined but not used [-Wunused-const-variable=] 90 | static const enum base_hw_feature base_hw_features_tHEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:65:35: warning: 'base_hw_features_tMIx' defined but not used [-Wunused-const-variable=] 65 | static const enum base_hw_feature base_hw_features_tMIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:61:35: warning: 'base_hw_features_generic' defined but not used [-Wunused-const-variable=] 61 | static const enum base_hw_feature base_hw_features_generic[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ -- >> drivers/gpu/arm/bifrost/mali_kbase_mem_profile_debugfs.c:27: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst * Show callback for the @c mem_profile debugfs file. -- >> drivers/gpu/arm/bifrost/mali_kbase_vinstr.c:942: warning: expecting prototype for The hwcnt reader's ioctl command(). Prototype was for kbasep_vinstr_hwcnt_reader_ioctl_get_api_version() instead -- cc1: warning: kbuild/src/consumer/drivers/gpu/arm/bifrost: No such file or directory [-Wmissing-include-dirs] >> drivers/gpu/arm/bifrost/backend/gpu/mali_kbase_irq_linux.c:182:13: warning: no previous prototype for 'kbase_gpu_irq_test_handler' [-Wmissing-prototypes] 182 | irqreturn_t kbase_gpu_irq_test_handler(int irq, void *data, u32 val) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ >> drivers/gpu/arm/bifrost/backend/gpu/mali_kbase_irq_linux.c:210:5: warning: no previous prototype for 'kbase_set_custom_irq_handler' [-Wmissing-prototypes] 210 | int kbase_set_custom_irq_handler(struct kbase_device *kbdev, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu/arm/bifrost/mali_kbase_defs.h:31, from drivers/gpu/arm/bifrost/mali_kbase.h:55, from drivers/gpu/arm/bifrost/backend/gpu/mali_kbase_irq_linux.c:22: drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:416:35: warning: 'base_hw_features_tVAx' defined but not used [-Wunused-const-variable=] 416 | static const enum base_hw_feature base_hw_features_tVAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:389:35: warning: 'base_hw_features_tGRx' defined but not used [-Wunused-const-variable=] 389 | static const enum base_hw_feature base_hw_features_tGRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:362:35: warning: 'base_hw_features_tODx' defined but not used [-Wunused-const-variable=] 362 | static const enum base_hw_feature base_hw_features_tODx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:334:35: warning: 'base_hw_features_tDUx' defined but not used [-Wunused-const-variable=] 334 | static const enum base_hw_feature base_hw_features_tDUx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:306:35: warning: 'base_hw_features_tBAx' defined but not used [-Wunused-const-variable=] 306 | static const enum base_hw_feature base_hw_features_tBAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:278:35: warning: 'base_hw_features_tBEx' defined but not used [-Wunused-const-variable=] 278 | static const enum base_hw_feature base_hw_features_tBEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:251:35: warning: 'base_hw_features_tNAx' defined but not used [-Wunused-const-variable=] 251 | static const enum base_hw_feature base_hw_features_tNAx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:224:35: warning: 'base_hw_features_tTRx' defined but not used [-Wunused-const-variable=] 224 | static const enum base_hw_feature base_hw_features_tTRx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:196:35: warning: 'base_hw_features_tGOx' defined but not used [-Wunused-const-variable=] 196 | static const enum base_hw_feature base_hw_features_tGOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:168:35: warning: 'base_hw_features_tNOx' defined but not used [-Wunused-const-variable=] 168 | static const enum base_hw_feature base_hw_features_tNOx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:142:35: warning: 'base_hw_features_tDVx' defined but not used [-Wunused-const-variable=] 142 | static const enum base_hw_feature base_hw_features_tDVx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:116:35: warning: 'base_hw_features_tSIx' defined but not used [-Wunused-const-variable=] 116 | static const enum base_hw_feature base_hw_features_tSIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:90:35: warning: 'base_hw_features_tHEx' defined but not used [-Wunused-const-variable=] 90 | static const enum base_hw_feature base_hw_features_tHEx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:65:35: warning: 'base_hw_features_tMIx' defined but not used [-Wunused-const-variable=] 65 | static const enum base_hw_feature base_hw_features_tMIx[] = { | ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/arm/bifrost/mali_base_hwconfig_features.h:61:35: warning: 'base_hw_features_generic' defined but not used [-Wunused-const-variable=] 61 | static const enum base_hw_feature base_hw_features_generic[] = { | ^~~~~~~~~~~~~~~~~~~~~~~~ .. vim +1610 drivers/gpu/arm/bifrost/mali_kbase_mem.c 97b1271a1316e9 Fei Shao 2021-12-06 1575 97b1271a1316e9 Fei Shao 2021-12-06 1576 static void kbase_jd_user_buf_unmap(struct kbase_context *kctx, 97b1271a1316e9 Fei Shao 2021-12-06 1577 struct kbase_mem_phy_alloc *alloc, bool writeable); 97b1271a1316e9 Fei Shao 2021-12-06 1578 97b1271a1316e9 Fei Shao 2021-12-06 1579 int kbase_gpu_munmap(struct kbase_context *kctx, struct kbase_va_region *reg) 97b1271a1316e9 Fei Shao 2021-12-06 1580 { 97b1271a1316e9 Fei Shao 2021-12-06 1581 int err = 0; 97b1271a1316e9 Fei Shao 2021-12-06 1582 97b1271a1316e9 Fei Shao 2021-12-06 1583 if (reg->start_pfn == 0) 97b1271a1316e9 Fei Shao 2021-12-06 1584 return 0; 97b1271a1316e9 Fei Shao 2021-12-06 1585 97b1271a1316e9 Fei Shao 2021-12-06 1586 if (!reg->gpu_alloc) 97b1271a1316e9 Fei Shao 2021-12-06 1587 return -EINVAL; 97b1271a1316e9 Fei Shao 2021-12-06 1588 97b1271a1316e9 Fei Shao 2021-12-06 1589 /* Tear down down GPU page tables, depending on memory type. */ 97b1271a1316e9 Fei Shao 2021-12-06 1590 switch (reg->gpu_alloc->type) { 97b1271a1316e9 Fei Shao 2021-12-06 1591 case KBASE_MEM_TYPE_ALIAS: /* Fall-through */ 97b1271a1316e9 Fei Shao 2021-12-06 1592 case KBASE_MEM_TYPE_IMPORTED_UMM: 97b1271a1316e9 Fei Shao 2021-12-06 1593 err = kbase_mmu_teardown_pages(kctx->kbdev, &kctx->mmu, 97b1271a1316e9 Fei Shao 2021-12-06 1594 reg->start_pfn, reg->nr_pages, kctx->as_nr); 97b1271a1316e9 Fei Shao 2021-12-06 1595 break; 97b1271a1316e9 Fei Shao 2021-12-06 1596 default: 97b1271a1316e9 Fei Shao 2021-12-06 1597 err = kbase_mmu_teardown_pages(kctx->kbdev, &kctx->mmu, 97b1271a1316e9 Fei Shao 2021-12-06 1598 reg->start_pfn, kbase_reg_current_backed_size(reg), 97b1271a1316e9 Fei Shao 2021-12-06 1599 kctx->as_nr); 97b1271a1316e9 Fei Shao 2021-12-06 1600 break; 97b1271a1316e9 Fei Shao 2021-12-06 1601 } 97b1271a1316e9 Fei Shao 2021-12-06 1602 97b1271a1316e9 Fei Shao 2021-12-06 1603 /* Update tracking, and other cleanup, depending on memory type. */ 97b1271a1316e9 Fei Shao 2021-12-06 1604 switch (reg->gpu_alloc->type) { 97b1271a1316e9 Fei Shao 2021-12-06 1605 case KBASE_MEM_TYPE_ALIAS: 97b1271a1316e9 Fei Shao 2021-12-06 1606 /* We mark the source allocs as unmapped from the GPU when 97b1271a1316e9 Fei Shao 2021-12-06 1607 * putting reg's allocs 97b1271a1316e9 Fei Shao 2021-12-06 1608 */ 97b1271a1316e9 Fei Shao 2021-12-06 1609 break; 97b1271a1316e9 Fei Shao 2021-12-06 @1610 case KBASE_MEM_TYPE_IMPORTED_USER_BUF: { 97b1271a1316e9 Fei Shao 2021-12-06 1611 struct kbase_alloc_import_user_buf *user_buf = 97b1271a1316e9 Fei Shao 2021-12-06 1612 &reg->gpu_alloc->imported.user_buf; 97b1271a1316e9 Fei Shao 2021-12-06 1613 97b1271a1316e9 Fei Shao 2021-12-06 1614 if (user_buf->current_mapping_usage_count & PINNED_ON_IMPORT) { 97b1271a1316e9 Fei Shao 2021-12-06 1615 user_buf->current_mapping_usage_count &= 97b1271a1316e9 Fei Shao 2021-12-06 1616 ~PINNED_ON_IMPORT; 97b1271a1316e9 Fei Shao 2021-12-06 1617 97b1271a1316e9 Fei Shao 2021-12-06 1618 /* The allocation could still have active mappings. */ 97b1271a1316e9 Fei Shao 2021-12-06 1619 if (user_buf->current_mapping_usage_count == 0) { 97b1271a1316e9 Fei Shao 2021-12-06 1620 kbase_jd_user_buf_unmap(kctx, reg->gpu_alloc, 97b1271a1316e9 Fei Shao 2021-12-06 1621 (reg->flags & KBASE_REG_GPU_WR)); 97b1271a1316e9 Fei Shao 2021-12-06 1622 } 97b1271a1316e9 Fei Shao 2021-12-06 1623 } 97b1271a1316e9 Fei Shao 2021-12-06 1624 } 97b1271a1316e9 Fei Shao 2021-12-06 1625 /* Fall-through */ 97b1271a1316e9 Fei Shao 2021-12-06 1626 default: 97b1271a1316e9 Fei Shao 2021-12-06 1627 kbase_mem_phy_alloc_gpu_unmapped(reg->gpu_alloc); 97b1271a1316e9 Fei Shao 2021-12-06 1628 break; 97b1271a1316e9 Fei Shao 2021-12-06 1629 } 97b1271a1316e9 Fei Shao 2021-12-06 1630 97b1271a1316e9 Fei Shao 2021-12-06 1631 return err; 97b1271a1316e9 Fei Shao 2021-12-06 1632 } 97b1271a1316e9 Fei Shao 2021-12-06 1633 :::::: The code at line 1610 was first introduced by commit :::::: 97b1271a1316e9353e0192e8883921e859e08446 CHROMIUM: Mali: Apply Bifrost r32p0 EAC release :::::: TO: Fei Shao <fshao(a)chromium.org> :::::: CC: Commit Bot <commit-bot(a)chromium.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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[tglx-devel:x86/fpu-kvm 1/6] arch/x86/kernel/fpu/xstate.c:1625:6: warning: variable 'ret' is used uninitialized whenever 'if' condition is false

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git x86/fpu-kvm head: e16d6eec3c9e60abfb29d0d77f08411d326142dd commit: 8a4ae8c80ec211646b5824b7c89d64cf7d286625 [1/6] x86/fpu: Extend fpu_xstate_prctl() with guest permissions config: x86_64-randconfig-r035-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141631.KodrezTK-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git/commit/?id... git remote add tglx-devel https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git git fetch --no-tags tglx-devel x86/fpu-kvm git checkout 8a4ae8c80ec211646b5824b7c89d64cf7d286625 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/fpu/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): >> arch/x86/kernel/fpu/xstate.c:1625:6: warning: variable 'ret' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized] if (!guest) { ^~~~~~ arch/x86/kernel/fpu/xstate.c:1637:9: note: uninitialized use occurs here return ret; ^~~ arch/x86/kernel/fpu/xstate.c:1625:2: note: remove the 'if' if its condition is always true if (!guest) { ^~~~~~~~~~~~ arch/x86/kernel/fpu/xstate.c:1611:9: note: initialize the variable 'ret' to silence this warning int ret; ^ = 0 1 warning generated. vim +1625 arch/x86/kernel/fpu/xstate.c 1597 1598 static int __xstate_request_perm(u64 permitted, u64 requested, bool guest) 1599 { 1600 /* 1601 * This deliberately does not exclude !XSAVES as we still might 1602 * decide to optionally context switch XCR0 or talk the silicon 1603 * vendors into extending XFD for the pre AMX states, especially 1604 * AVX512. 1605 */ 1606 bool compacted = cpu_feature_enabled(X86_FEATURE_XSAVES); 1607 struct fpu *fpu = &current->group_leader->thread.fpu; 1608 struct fpu_state_perm *perm; 1609 unsigned int ksize, usize; 1610 u64 mask; 1611 int ret; 1612 1613 /* Check whether fully enabled */ 1614 if ((permitted & requested) == requested) 1615 return 0; 1616 1617 /* Calculate the resulting kernel state size */ 1618 mask = permitted | requested; 1619 ksize = xstate_calculate_size(mask, compacted); 1620 1621 /* Calculate the resulting user state size */ 1622 mask &= XFEATURE_MASK_USER_SUPPORTED; 1623 usize = xstate_calculate_size(mask, false); 1624 > 1625 if (!guest) { 1626 ret = validate_sigaltstack(usize); 1627 if (ret) 1628 return ret; 1629 } 1630 1631 perm = guest ? &fpu->guest_perm : &fpu->perm; 1632 /* Pairs with the READ_ONCE() in xstate_get_group_perm() */ 1633 WRITE_ONCE(perm->__state_perm, requested); 1634 /* Protected by sighand lock */ 1635 perm->__state_size = ksize; 1636 perm->__user_state_size = usize; 1637 return ret; 1638 } 1639 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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Re: [RFC PATCH] KVM: x86: add kvm per-vCPU exits disable capability

by kernel test robot

Hi Kechen, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on kvm/queue] [also build test WARNING on mst-vhost/linux-next tip/master linux/master linus/master v5.16-rc5] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Kechen-Lu/KVM-x86-add-kvm-per-vC... base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue config: i386-randconfig-a014-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141530.ZQIO4PKE-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/08f20df47a09e327aee3e73a8d7c77b1f... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Kechen-Lu/KVM-x86-add-kvm-per-vCPU-exits-disable-capability/20211214-113446 git checkout 08f20df47a09e327aee3e73a8d7c77b1ffc01bc0 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kvm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): In file included from include/linux/kvm_host.h:38, from arch/x86/kvm/x86.c:19: arch/x86/kvm/x86.c: In function 'kvm_vm_ioctl_enable_cap': >> include/uapi/linux/kvm.h:801:51: warning: left shift count >= width of type [-Wshift-count-overflow] 801 | #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) | ^~ include/uapi/linux/kvm.h:806:12: note: in expansion of macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' 806 | KVM_X86_DISABLE_EXITS_PER_VCPU) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/x86/kvm/x86.c:5775:23: note: in expansion of macro 'KVM_X86_DISABLE_VALID_EXITS' 5775 | if (cap->args[0] & ~KVM_X86_DISABLE_VALID_EXITS) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ >> include/uapi/linux/kvm.h:801:51: warning: left shift count >= width of type [-Wshift-count-overflow] 801 | #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) | ^~ arch/x86/kvm/x86.c:5787:23: note: in expansion of macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' 5787 | if ((cap->args[0] & KVM_X86_DISABLE_EXITS_PER_VCPU) && | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +801 include/uapi/linux/kvm.h 796 797 #define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0) 798 #define KVM_X86_DISABLE_EXITS_HLT (1 << 1) 799 #define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2) 800 #define KVM_X86_DISABLE_EXITS_CSTATE (1 << 3) > 801 #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) 802 #define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \ 803 KVM_X86_DISABLE_EXITS_HLT | \ 804 KVM_X86_DISABLE_EXITS_PAUSE | \ 805 KVM_X86_DISABLE_EXITS_CSTATE| \ 806 KVM_X86_DISABLE_EXITS_PER_VCPU) 807 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

1
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0 / 0

Re: [RFC PATCH] KVM: x86: add kvm per-vCPU exits disable capability

by kernel test robot

Hi Kechen, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on kvm/queue] [also build test WARNING on mst-vhost/linux-next tip/master linux/master linus/master v5.16-rc5] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Kechen-Lu/KVM-x86-add-kvm-per-vC... base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue config: i386-buildonly-randconfig-r004-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141509.dBVwl6Ux-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/08f20df47a09e327aee3e73a8d7c77b1f... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Kechen-Lu/KVM-x86-add-kvm-per-vCPU-exits-disable-capability/20211214-113446 git checkout 08f20df47a09e327aee3e73a8d7c77b1ffc01bc0 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kvm/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): >> arch/x86/kvm/x86.c:5775:23: warning: shift count >= width of type [-Wshift-count-overflow] if (cap->args[0] & ~KVM_X86_DISABLE_VALID_EXITS) ^~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/kvm.h:806:12: note: expanded from macro 'KVM_X86_DISABLE_VALID_EXITS' KVM_X86_DISABLE_EXITS_PER_VCPU) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/kvm.h:801:51: note: expanded from macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) ^ ~~ arch/x86/kvm/x86.c:5787:23: warning: shift count >= width of type [-Wshift-count-overflow] if ((cap->args[0] & KVM_X86_DISABLE_EXITS_PER_VCPU) && ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/uapi/linux/kvm.h:801:51: note: expanded from macro 'KVM_X86_DISABLE_EXITS_PER_VCPU' #define KVM_X86_DISABLE_EXITS_PER_VCPU (1UL << 63) ^ ~~ arch/x86/kvm/x86.c:2335:19: warning: unused function 'gtod_is_based_on_tsc' [-Wunused-function] static inline int gtod_is_based_on_tsc(int mode) ^ 3 warnings generated. vim +5775 arch/x86/kvm/x86.c 23d43cf998275bc Christoffer Dall 2012-07-24 5724 e5d83c74a5800c2 Paolo Bonzini 2017-02-16 5725 int kvm_vm_ioctl_enable_cap(struct kvm *kvm, 90de4a1875180f8 Nadav Amit 2015-04-13 5726 struct kvm_enable_cap *cap) 90de4a1875180f8 Nadav Amit 2015-04-13 5727 { 90de4a1875180f8 Nadav Amit 2015-04-13 5728 int r; 90de4a1875180f8 Nadav Amit 2015-04-13 5729 90de4a1875180f8 Nadav Amit 2015-04-13 5730 if (cap->flags) 90de4a1875180f8 Nadav Amit 2015-04-13 5731 return -EINVAL; 90de4a1875180f8 Nadav Amit 2015-04-13 5732 90de4a1875180f8 Nadav Amit 2015-04-13 5733 switch (cap->cap) { 90de4a1875180f8 Nadav Amit 2015-04-13 5734 case KVM_CAP_DISABLE_QUIRKS: 90de4a1875180f8 Nadav Amit 2015-04-13 5735 kvm->arch.disabled_quirks = cap->args[0]; 90de4a1875180f8 Nadav Amit 2015-04-13 5736 r = 0; 90de4a1875180f8 Nadav Amit 2015-04-13 5737 break; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5738 case KVM_CAP_SPLIT_IRQCHIP: { 49df6397edfc5a8 Steve Rutherford 2015-07-29 5739 mutex_lock(&kvm->lock); b053b2aef25d007 Steve Rutherford 2015-07-29 5740 r = -EINVAL; b053b2aef25d007 Steve Rutherford 2015-07-29 5741 if (cap->args[0] > MAX_NR_RESERVED_IOAPIC_PINS) b053b2aef25d007 Steve Rutherford 2015-07-29 5742 goto split_irqchip_unlock; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5743 r = -EEXIST; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5744 if (irqchip_in_kernel(kvm)) 49df6397edfc5a8 Steve Rutherford 2015-07-29 5745 goto split_irqchip_unlock; 557abc40d121358 Paolo Bonzini 2016-06-13 5746 if (kvm->created_vcpus) 49df6397edfc5a8 Steve Rutherford 2015-07-29 5747 goto split_irqchip_unlock; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5748 r = kvm_setup_empty_irq_routing(kvm); 5c0aea0e8d98e38 David Hildenbrand 2017-04-28 5749 if (r) 49df6397edfc5a8 Steve Rutherford 2015-07-29 5750 goto split_irqchip_unlock; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5751 /* Pairs with irqchip_in_kernel. */ 49df6397edfc5a8 Steve Rutherford 2015-07-29 5752 smp_wmb(); 49776faf93f8074 Radim Krčmář 2016-12-16 5753 kvm->arch.irqchip_mode = KVM_IRQCHIP_SPLIT; b053b2aef25d007 Steve Rutherford 2015-07-29 5754 kvm->arch.nr_reserved_ioapic_pins = cap->args[0]; ef8b4b7203682cc Paolo Bonzini 2021-11-30 5755 kvm_request_apicv_update(kvm, true, APICV_INHIBIT_REASON_ABSENT); 49df6397edfc5a8 Steve Rutherford 2015-07-29 5756 r = 0; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5757 split_irqchip_unlock: 49df6397edfc5a8 Steve Rutherford 2015-07-29 5758 mutex_unlock(&kvm->lock); 49df6397edfc5a8 Steve Rutherford 2015-07-29 5759 break; 49df6397edfc5a8 Steve Rutherford 2015-07-29 5760 } 3713131345fbea2 Radim Krčmář 2016-07-12 5761 case KVM_CAP_X2APIC_API: 3713131345fbea2 Radim Krčmář 2016-07-12 5762 r = -EINVAL; 3713131345fbea2 Radim Krčmář 2016-07-12 5763 if (cap->args[0] & ~KVM_X2APIC_API_VALID_FLAGS) 3713131345fbea2 Radim Krčmář 2016-07-12 5764 break; 3713131345fbea2 Radim Krčmář 2016-07-12 5765 3713131345fbea2 Radim Krčmář 2016-07-12 5766 if (cap->args[0] & KVM_X2APIC_API_USE_32BIT_IDS) 3713131345fbea2 Radim Krčmář 2016-07-12 5767 kvm->arch.x2apic_format = true; c519265f2aa348b Radim Krčmář 2016-07-12 5768 if (cap->args[0] & KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK) c519265f2aa348b Radim Krčmář 2016-07-12 5769 kvm->arch.x2apic_broadcast_quirk_disabled = true; 3713131345fbea2 Radim Krčmář 2016-07-12 5770 3713131345fbea2 Radim Krčmář 2016-07-12 5771 r = 0; 3713131345fbea2 Radim Krčmář 2016-07-12 5772 break; 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5773 case KVM_CAP_X86_DISABLE_EXITS: 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5774 r = -EINVAL; 4d5422cea3b61f1 Wanpeng Li 2018-03-12 @5775 if (cap->args[0] & ~KVM_X86_DISABLE_VALID_EXITS) 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5776 break; 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5777 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5778 if ((cap->args[0] & KVM_X86_DISABLE_EXITS_MWAIT) && 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5779 kvm_can_mwait_in_guest()) 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5780 kvm->arch.mwait_in_guest = true; 766d3571d8e50d3 Michael S. Tsirkin 2018-06-08 5781 if (cap->args[0] & KVM_X86_DISABLE_EXITS_HLT) caa057a2cad647f Wanpeng Li 2018-03-12 5782 kvm->arch.hlt_in_guest = true; b31c114b82b2b55 Wanpeng Li 2018-03-12 5783 if (cap->args[0] & KVM_X86_DISABLE_EXITS_PAUSE) b31c114b82b2b55 Wanpeng Li 2018-03-12 5784 kvm->arch.pause_in_guest = true; b51700632e0e532 Wanpeng Li 2019-05-21 5785 if (cap->args[0] & KVM_X86_DISABLE_EXITS_CSTATE) b51700632e0e532 Wanpeng Li 2019-05-21 5786 kvm->arch.cstate_in_guest = true; 08f20df47a09e32 Kechen Lu 2021-12-13 5787 if ((cap->args[0] & KVM_X86_DISABLE_EXITS_PER_VCPU) && 08f20df47a09e32 Kechen Lu 2021-12-13 5788 cap->args[1]) 08f20df47a09e32 Kechen Lu 2021-12-13 5789 kvm->arch.exits_disable_vcpu_mask = cap->args[1]; 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5790 r = 0; 4d5422cea3b61f1 Wanpeng Li 2018-03-12 5791 break; 6fbbde9a1969dfb Drew Schmitt 2018-08-20 5792 case KVM_CAP_MSR_PLATFORM_INFO: 6fbbde9a1969dfb Drew Schmitt 2018-08-20 5793 kvm->arch.guest_can_read_msr_platform_info = cap->args[0]; 6fbbde9a1969dfb Drew Schmitt 2018-08-20 5794 r = 0; c4f55198c7c2b87 Jim Mattson 2018-10-16 5795 break; c4f55198c7c2b87 Jim Mattson 2018-10-16 5796 case KVM_CAP_EXCEPTION_PAYLOAD: c4f55198c7c2b87 Jim Mattson 2018-10-16 5797 kvm->arch.exception_payload_enabled = cap->args[0]; c4f55198c7c2b87 Jim Mattson 2018-10-16 5798 r = 0; 6fbbde9a1969dfb Drew Schmitt 2018-08-20 5799 break; 1ae099540e8c7f1 Alexander Graf 2020-09-25 5800 case KVM_CAP_X86_USER_SPACE_MSR: 1ae099540e8c7f1 Alexander Graf 2020-09-25 5801 kvm->arch.user_space_msr_mask = cap->args[0]; 1ae099540e8c7f1 Alexander Graf 2020-09-25 5802 r = 0; 1ae099540e8c7f1 Alexander Graf 2020-09-25 5803 break; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5804 case KVM_CAP_X86_BUS_LOCK_EXIT: fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5805 r = -EINVAL; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5806 if (cap->args[0] & ~KVM_BUS_LOCK_DETECTION_VALID_MODE) fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5807 break; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5808 fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5809 if ((cap->args[0] & KVM_BUS_LOCK_DETECTION_OFF) && fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5810 (cap->args[0] & KVM_BUS_LOCK_DETECTION_EXIT)) fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5811 break; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5812 fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5813 if (kvm_has_bus_lock_exit && fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5814 cap->args[0] & KVM_BUS_LOCK_DETECTION_EXIT) fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5815 kvm->arch.bus_lock_detection_enabled = true; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5816 r = 0; fe6b6bc802b4008 Chenyi Qiang 2020-11-06 5817 break; fe7e948837f312d Sean Christopherson 2021-04-12 5818 #ifdef CONFIG_X86_SGX_KVM fe7e948837f312d Sean Christopherson 2021-04-12 5819 case KVM_CAP_SGX_ATTRIBUTE: { fe7e948837f312d Sean Christopherson 2021-04-12 5820 unsigned long allowed_attributes = 0; fe7e948837f312d Sean Christopherson 2021-04-12 5821 fe7e948837f312d Sean Christopherson 2021-04-12 5822 r = sgx_set_attribute(&allowed_attributes, cap->args[0]); fe7e948837f312d Sean Christopherson 2021-04-12 5823 if (r) fe7e948837f312d Sean Christopherson 2021-04-12 5824 break; fe7e948837f312d Sean Christopherson 2021-04-12 5825 fe7e948837f312d Sean Christopherson 2021-04-12 5826 /* KVM only supports the PROVISIONKEY privileged attribute. */ fe7e948837f312d Sean Christopherson 2021-04-12 5827 if ((allowed_attributes & SGX_ATTR_PROVISIONKEY) && fe7e948837f312d Sean Christopherson 2021-04-12 5828 !(allowed_attributes & ~SGX_ATTR_PROVISIONKEY)) fe7e948837f312d Sean Christopherson 2021-04-12 5829 kvm->arch.sgx_provisioning_allowed = true; fe7e948837f312d Sean Christopherson 2021-04-12 5830 else fe7e948837f312d Sean Christopherson 2021-04-12 5831 r = -EINVAL; fe7e948837f312d Sean Christopherson 2021-04-12 5832 break; fe7e948837f312d Sean Christopherson 2021-04-12 5833 } fe7e948837f312d Sean Christopherson 2021-04-12 5834 #endif 54526d1fd59338f Nathan Tempelman 2021-04-08 5835 case KVM_CAP_VM_COPY_ENC_CONTEXT_FROM: 54526d1fd59338f Nathan Tempelman 2021-04-08 5836 r = -EINVAL; 54526d1fd59338f Nathan Tempelman 2021-04-08 5837 if (kvm_x86_ops.vm_copy_enc_context_from) 54526d1fd59338f Nathan Tempelman 2021-04-08 5838 r = kvm_x86_ops.vm_copy_enc_context_from(kvm, cap->args[0]); 54526d1fd59338f Nathan Tempelman 2021-04-08 5839 return r; b56639318bb2be6 Peter Gonda 2021-10-21 5840 case KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM: b56639318bb2be6 Peter Gonda 2021-10-21 5841 r = -EINVAL; b56639318bb2be6 Peter Gonda 2021-10-21 5842 if (kvm_x86_ops.vm_move_enc_context_from) b56639318bb2be6 Peter Gonda 2021-10-21 5843 r = kvm_x86_ops.vm_move_enc_context_from( b56639318bb2be6 Peter Gonda 2021-10-21 5844 kvm, cap->args[0]); b56639318bb2be6 Peter Gonda 2021-10-21 5845 return r; 0dbb11230437895 Ashish Kalra 2021-06-08 5846 case KVM_CAP_EXIT_HYPERCALL: 0dbb11230437895 Ashish Kalra 2021-06-08 5847 if (cap->args[0] & ~KVM_EXIT_HYPERCALL_VALID_MASK) { 0dbb11230437895 Ashish Kalra 2021-06-08 5848 r = -EINVAL; 0dbb11230437895 Ashish Kalra 2021-06-08 5849 break; 0dbb11230437895 Ashish Kalra 2021-06-08 5850 } 0dbb11230437895 Ashish Kalra 2021-06-08 5851 kvm->arch.hypercall_exit_enabled = cap->args[0]; 0dbb11230437895 Ashish Kalra 2021-06-08 5852 r = 0; 0dbb11230437895 Ashish Kalra 2021-06-08 5853 break; 19238e75bd8ed8f Aaron Lewis 2021-05-10 5854 case KVM_CAP_EXIT_ON_EMULATION_FAILURE: 19238e75bd8ed8f Aaron Lewis 2021-05-10 5855 r = -EINVAL; 19238e75bd8ed8f Aaron Lewis 2021-05-10 5856 if (cap->args[0] & ~1) 19238e75bd8ed8f Aaron Lewis 2021-05-10 5857 break; 19238e75bd8ed8f Aaron Lewis 2021-05-10 5858 kvm->arch.exit_on_emulation_error = cap->args[0]; 19238e75bd8ed8f Aaron Lewis 2021-05-10 5859 r = 0; 19238e75bd8ed8f Aaron Lewis 2021-05-10 5860 break; 90de4a1875180f8 Nadav Amit 2015-04-13 5861 default: 90de4a1875180f8 Nadav Amit 2015-04-13 5862 r = -EINVAL; 90de4a1875180f8 Nadav Amit 2015-04-13 5863 break; 90de4a1875180f8 Nadav Amit 2015-04-13 5864 } 90de4a1875180f8 Nadav Amit 2015-04-13 5865 return r; 90de4a1875180f8 Nadav Amit 2015-04-13 5866 } 90de4a1875180f8 Nadav Amit 2015-04-13 5867 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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Re: [PATCH v2 1/2] block: Avoid sleeping function called from invalid context bug

by kernel test robot

Hi Wander, Thank you for the patch! Yet something to improve: [auto build test ERROR on axboe-block/for-next] [also build test ERROR on linux/master linus/master v5.16-rc5] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Wander-Lairson-Costa/Fix-warning... base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20211214/202112141554.2175ujH7-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/e53f7f8c1ce0b19fef6164247fea08d17... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Wander-Lairson-Costa/Fix-warnings-in-blktrace/20211213-204207 git checkout e53f7f8c1ce0b19fef6164247fea08d17d5f771d # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All errors (new ones prefixed by >>): block/blk-cgroup.c: In function 'blk_cgroup_bio_start': >> block/blk-cgroup.c:1915:8: error: implicit declaration of function 'get_cpu_light'; did you mean 'em_cpu_get'? [-Werror=implicit-function-declaration] 1915 | cpu = get_cpu_light(); | ^~~~~~~~~~~~~ | em_cpu_get >> block/blk-cgroup.c:1932:2: error: implicit declaration of function 'put_cpu_light'; did you mean 'fput_light'? [-Werror=implicit-function-declaration] 1932 | put_cpu_light(); | ^~~~~~~~~~~~~ | fput_light cc1: some warnings being treated as errors vim +1915 block/blk-cgroup.c 1908 1909 void blk_cgroup_bio_start(struct bio *bio) 1910 { 1911 int rwd = blk_cgroup_io_type(bio), cpu; 1912 struct blkg_iostat_set *bis; 1913 unsigned long flags; 1914 > 1915 cpu = get_cpu_light(); 1916 bis = per_cpu_ptr(bio->bi_blkg->iostat_cpu, cpu); 1917 flags = u64_stats_update_begin_irqsave(&bis->sync); 1918 1919 /* 1920 * If the bio is flagged with BIO_CGROUP_ACCT it means this is a split 1921 * bio and we would have already accounted for the size of the bio. 1922 */ 1923 if (!bio_flagged(bio, BIO_CGROUP_ACCT)) { 1924 bio_set_flag(bio, BIO_CGROUP_ACCT); 1925 bis->cur.bytes[rwd] += bio->bi_iter.bi_size; 1926 } 1927 bis->cur.ios[rwd]++; 1928 1929 u64_stats_update_end_irqrestore(&bis->sync, flags); 1930 if (cgroup_subsys_on_dfl(io_cgrp_subsys)) 1931 cgroup_rstat_updated(bio->bi_blkg->blkcg->css.cgroup, cpu); > 1932 put_cpu_light(); 1933 } 1934 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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[linusw-nomadik:ux500-href-charging-v5.16-rc1-prim 35/35] drivers/power/supply/samsung-sdi-battery.c:55:5: warning: no previous prototype for 'samsung_sdi_battery_get_info'

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git ux500-href-charging-v5.16-rc1-prim head: 86b93a3192d2eb04134708293a8274948d210db4 commit: 86b93a3192d2eb04134708293a8274948d210db4 [35/35] samsung hack config: ia64-buildonly-randconfig-r002-20211214 (https://download.01.org/0day-ci/archive/20211214/202112141408.YsblgOpj-lk...) compiler: ia64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git/... git remote add linusw-nomadik https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git git fetch --no-tags linusw-nomadik ux500-href-charging-v5.16-rc1-prim git checkout 86b93a3192d2eb04134708293a8274948d210db4 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/power/supply/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> All warnings (new ones prefixed by >>): >> drivers/power/supply/samsung-sdi-battery.c:55:5: warning: no previous prototype for 'samsung_sdi_battery_get_info' [-Wmissing-prototypes] 55 | int samsung_sdi_battery_get_info(struct power_supply_battery_info **info, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/power/supply/samsung-sdi-battery.c: In function 'samsung_sdi_battery_get_info': drivers/power/supply/samsung-sdi-battery.c:71:1: error: control reaches end of non-void function [-Werror=return-type] 71 | } | ^ cc1: some warnings being treated as errors vim +/samsung_sdi_battery_get_info +55 drivers/power/supply/samsung-sdi-battery.c 54 > 55 int samsung_sdi_battery_get_info(struct power_supply_battery_info **info, --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

9 months, 1 week

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