March 2021 - kbuild-all

Re: [PATCH v2 1/2] scsi: ufs: Introduce hba performance monitor sysfs nodes

by kernel test robot

Hi Can, Thank you for the patch! Yet something to improve: [auto build test ERROR on scsi/for-next] [also build test ERROR on mkp-scsi/for-next linus/master v5.12-rc5 next-20210331] [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/Can-Guo/Introduce-hba-performanc... base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: parisc-randconfig-r024-20210330 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/b93786009e6f1d28ee1f01e6bc7e5093d... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Can-Guo/Introduce-hba-performance-monitoring-sysfs-nodes/20210331-111757 git checkout b93786009e6f1d28ee1f01e6bc7e5093d20deed3 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc 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 >>, old ones prefixed by <<): >> ERROR: modpost: "__divdi3" [drivers/scsi/ufs/ufshcd-core.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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Re: [PATCH v3 1/6] clk: sifive: Add pcie_aux clock in prci driver for PCIe driver

by kernel test robot

Hi Greentime, I love your patch! Perhaps something to improve: [auto build test WARNING on clk/clk-next] [also build test WARNING on pci/next robh/for-next v5.12-rc5 next-20210331] [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/Greentime-Hu/Add-SiFive-FU740-PC... base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/c1d210e8c662057606f530588969fb8e5... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Greentime-Hu/Add-SiFive-FU740-PCIe-host-controller-driver-support/20210331-172909 git checkout c1d210e8c662057606f530588969fb8e552a3b7f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 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/clk/sifive/sifive-prci.c: In function 'sifive_prci_pcie_aux_clock_enable': >> drivers/clk/sifive/sifive-prci.c:475:6: warning: variable 'r' set but not used [-Wunused-but-set-variable] 475 | u32 r; | ^ drivers/clk/sifive/sifive-prci.c: In function 'sifive_prci_pcie_aux_clock_disable': drivers/clk/sifive/sifive-prci.c:490:6: warning: variable 'r' set but not used [-Wunused-but-set-variable] 490 | u32 r; | ^ vim +/r +475 drivers/clk/sifive/sifive-prci.c 470 471 int sifive_prci_pcie_aux_clock_enable(struct clk_hw *hw) 472 { 473 struct __prci_clock *pc = clk_hw_to_prci_clock(hw); 474 struct __prci_data *pd = pc->pd; > 475 u32 r; 476 477 if (sifive_prci_pcie_aux_clock_is_enabled(hw)) 478 return 0; 479 480 __prci_writel(1, PRCI_PCIE_AUX_OFFSET, pd); 481 r = __prci_readl(pd, PRCI_PCIE_AUX_OFFSET); /* barrier */ 482 483 return 0; 484 } 485 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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Re: [PATCH v2 1/2] scsi: ufs: Introduce hba performance monitor sysfs nodes

by kernel test robot

Hi Can, Thank you for the patch! Yet something to improve: [auto build test ERROR on scsi/for-next] [also build test ERROR on mkp-scsi/for-next linus/master v5.12-rc5 next-20210330] [cannot apply to target/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/Can-Guo/Introduce-hba-performanc... base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: i386-randconfig-s002-20210330 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-279-g6d5d9b42-dirty # https://github.com/0day-ci/linux/commit/b93786009e6f1d28ee1f01e6bc7e5093d... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Can-Guo/Introduce-hba-performance-monitoring-sysfs-nodes/20210331-111757 git checkout b93786009e6f1d28ee1f01e6bc7e5093d20deed3 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 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: drivers/scsi/ufs/ufs-sysfs.o: in function `write_req_latency_avg_show': >> drivers/scsi/ufs/ufs-sysfs.c:441: undefined reference to `__divdi3' ld: drivers/scsi/ufs/ufs-sysfs.o: in function `read_req_latency_avg_show': drivers/scsi/ufs/ufs-sysfs.c:374: undefined reference to `__divdi3' vim +441 drivers/scsi/ufs/ufs-sysfs.c 433 434 static ssize_t write_req_latency_avg_show(struct device *dev, 435 struct device_attribute *attr, 436 char *buf) 437 { 438 struct ufs_hba *hba = dev_get_drvdata(dev); 439 struct ufs_hba_monitor *m = &hba->monitor; 440 > 441 return sysfs_emit(buf, "%llu\n", 442 ktime_to_us(m->lat_sum[WRITE]) / m->nr_req[WRITE]); 443 } 444 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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Re: [PATCH net-next v3 8/8] virtio-net: free old xmit handle xsk

by kernel test robot

Hi Xuan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Xuan-Zhuo/virtio-net-support-xdp... base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 28110056f2d07a576ca045a38f80de051b13582a config: i386-randconfig-r023-20210330 (attached as .config) 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/2f0c0d42a79523eef5e0ab4407ff99d94... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Xuan-Zhuo/virtio-net-support-xdp-socket-zero-copy-xmit/20210331-151437 git checkout 2f0c0d42a79523eef5e0ab4407ff99d94607603e # save the attached .config to linux build tree make W=1 ARCH=i386 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/virtio_net.c: In function 'xsk_to_ptr': >> drivers/net/virtio_net.c:297:9: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 297 | return (void *)(p | VIRTIO_XSK_FLAG); | ^ drivers/net/virtio_net.c: In function 'ptr_to_xsk': >> drivers/net/virtio_net.c:302:15: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 302 | desc->len = ((u64)ptr) >> VIRTIO_XSK_PTR_SHIFT; | ^ vim +297 drivers/net/virtio_net.c 291 292 static void *xsk_to_ptr(struct xdp_desc *desc) 293 { 294 /* save the desc len to ptr */ 295 u64 p = desc->len << VIRTIO_XSK_PTR_SHIFT; 296 > 297 return (void *)(p | VIRTIO_XSK_FLAG); 298 } 299 300 static void ptr_to_xsk(void *ptr, struct xdp_desc *desc) 301 { > 302 desc->len = ((u64)ptr) >> VIRTIO_XSK_PTR_SHIFT; 303 } 304 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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drivers/usb/host/max3421-hcd.c:792:1: warning: the frame size of 8220 bytes is larger than 1024 bytes

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5e46d1b78a03d52306f21f77a4e4a144b6d31486 commit: 044d0d6de9f50192f9697583504a382347ee95ca lockdep: Only trace IRQ edges date: 7 months ago config: csky-randconfig-r012-20210331 (attached as .config) compiler: csky-linux-gcc (GCC) 9.3.0 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/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 044d0d6de9f50192f9697583504a382347ee95ca # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=csky 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/usb/host/max3421-hcd.c: In function 'max3421_select_and_start_urb': >> drivers/usb/host/max3421-hcd.c:792:1: warning: the frame size of 8220 bytes is larger than 1024 bytes [-Wframe-larger-than=] 792 | } | ^ vim +792 drivers/usb/host/max3421-hcd.c 2d53139f31626b David Mosberger 2014-04-28 648 2d53139f31626b David Mosberger 2014-04-28 649 /* 2d53139f31626b David Mosberger 2014-04-28 650 * Find the next URB to process and start its execution. 2d53139f31626b David Mosberger 2014-04-28 651 * 2d53139f31626b David Mosberger 2014-04-28 652 * At this time, we do not anticipate ever connecting a USB hub to the 2d53139f31626b David Mosberger 2014-04-28 653 * MAX3421 chip, so at most USB device can be connected and we can use 2d53139f31626b David Mosberger 2014-04-28 654 * a simplistic scheduler: at the start of a frame, schedule all 2d53139f31626b David Mosberger 2014-04-28 655 * periodic transfers. Once that is done, use the remainder of the 2d53139f31626b David Mosberger 2014-04-28 656 * frame to process non-periodic (bulk & control) transfers. 2d53139f31626b David Mosberger 2014-04-28 657 * 2d53139f31626b David Mosberger 2014-04-28 658 * Preconditions: 2d53139f31626b David Mosberger 2014-04-28 659 * o Caller must NOT hold HCD spinlock. 2d53139f31626b David Mosberger 2014-04-28 660 * o max3421_hcd->curr_urb MUST BE NULL. 2d53139f31626b David Mosberger 2014-04-28 661 * o MAX3421E chip must be idle. 2d53139f31626b David Mosberger 2014-04-28 662 */ 2d53139f31626b David Mosberger 2014-04-28 663 static int 2d53139f31626b David Mosberger 2014-04-28 664 max3421_select_and_start_urb(struct usb_hcd *hcd) 2d53139f31626b David Mosberger 2014-04-28 665 { 2d53139f31626b David Mosberger 2014-04-28 666 struct spi_device *spi = to_spi_device(hcd->self.controller); 2d53139f31626b David Mosberger 2014-04-28 667 struct max3421_hcd *max3421_hcd = hcd_to_max3421(hcd); 2d53139f31626b David Mosberger 2014-04-28 668 struct urb *urb, *curr_urb = NULL; 2d53139f31626b David Mosberger 2014-04-28 669 struct max3421_ep *max3421_ep; 2d53139f31626b David Mosberger 2014-04-28 670 int epnum, force_toggles = 0; 2d53139f31626b David Mosberger 2014-04-28 671 struct usb_host_endpoint *ep; 2d53139f31626b David Mosberger 2014-04-28 672 struct list_head *pos; 2d53139f31626b David Mosberger 2014-04-28 673 unsigned long flags; 2d53139f31626b David Mosberger 2014-04-28 674 2d53139f31626b David Mosberger 2014-04-28 675 spin_lock_irqsave(&max3421_hcd->lock, flags); 2d53139f31626b David Mosberger 2014-04-28 676 2d53139f31626b David Mosberger 2014-04-28 677 for (; 2d53139f31626b David Mosberger 2014-04-28 678 max3421_hcd->sched_pass < SCHED_PASS_DONE; 2d53139f31626b David Mosberger 2014-04-28 679 ++max3421_hcd->sched_pass) 2d53139f31626b David Mosberger 2014-04-28 680 list_for_each(pos, &max3421_hcd->ep_list) { 2d53139f31626b David Mosberger 2014-04-28 681 urb = NULL; 2d53139f31626b David Mosberger 2014-04-28 682 max3421_ep = container_of(pos, struct max3421_ep, 2d53139f31626b David Mosberger 2014-04-28 683 ep_list); 2d53139f31626b David Mosberger 2014-04-28 684 ep = max3421_ep->ep; 2d53139f31626b David Mosberger 2014-04-28 685 2d53139f31626b David Mosberger 2014-04-28 686 switch (usb_endpoint_type(&ep->desc)) { 2d53139f31626b David Mosberger 2014-04-28 687 case USB_ENDPOINT_XFER_ISOC: 2d53139f31626b David Mosberger 2014-04-28 688 case USB_ENDPOINT_XFER_INT: 2d53139f31626b David Mosberger 2014-04-28 689 if (max3421_hcd->sched_pass != 2d53139f31626b David Mosberger 2014-04-28 690 SCHED_PASS_PERIODIC) 2d53139f31626b David Mosberger 2014-04-28 691 continue; 2d53139f31626b David Mosberger 2014-04-28 692 break; 2d53139f31626b David Mosberger 2014-04-28 693 2d53139f31626b David Mosberger 2014-04-28 694 case USB_ENDPOINT_XFER_CONTROL: 2d53139f31626b David Mosberger 2014-04-28 695 case USB_ENDPOINT_XFER_BULK: 2d53139f31626b David Mosberger 2014-04-28 696 if (max3421_hcd->sched_pass != 2d53139f31626b David Mosberger 2014-04-28 697 SCHED_PASS_NON_PERIODIC) 2d53139f31626b David Mosberger 2014-04-28 698 continue; 2d53139f31626b David Mosberger 2014-04-28 699 break; 2d53139f31626b David Mosberger 2014-04-28 700 } 2d53139f31626b David Mosberger 2014-04-28 701 2d53139f31626b David Mosberger 2014-04-28 702 if (list_empty(&ep->urb_list)) 2d53139f31626b David Mosberger 2014-04-28 703 continue; /* nothing to do */ 2d53139f31626b David Mosberger 2014-04-28 704 urb = list_first_entry(&ep->urb_list, struct urb, 2d53139f31626b David Mosberger 2014-04-28 705 urb_list); 2d53139f31626b David Mosberger 2014-04-28 706 if (urb->unlinked) { 2d53139f31626b David Mosberger 2014-04-28 707 dev_dbg(&spi->dev, "%s: URB %p unlinked=%d", 2d53139f31626b David Mosberger 2014-04-28 708 __func__, urb, urb->unlinked); 2d53139f31626b David Mosberger 2014-04-28 709 max3421_hcd->curr_urb = urb; 2d53139f31626b David Mosberger 2014-04-28 710 max3421_hcd->urb_done = 1; 2d53139f31626b David Mosberger 2014-04-28 711 spin_unlock_irqrestore(&max3421_hcd->lock, 2d53139f31626b David Mosberger 2014-04-28 712 flags); 2d53139f31626b David Mosberger 2014-04-28 713 return 1; 2d53139f31626b David Mosberger 2014-04-28 714 } 2d53139f31626b David Mosberger 2014-04-28 715 2d53139f31626b David Mosberger 2014-04-28 716 switch (usb_endpoint_type(&ep->desc)) { 2d53139f31626b David Mosberger 2014-04-28 717 case USB_ENDPOINT_XFER_CONTROL: 2d53139f31626b David Mosberger 2014-04-28 718 /* 2d53139f31626b David Mosberger 2014-04-28 719 * Allow one control transaction per 2d53139f31626b David Mosberger 2014-04-28 720 * frame per endpoint: 2d53139f31626b David Mosberger 2014-04-28 721 */ 2d53139f31626b David Mosberger 2014-04-28 722 if (frame_diff(max3421_ep->last_active, 2d53139f31626b David Mosberger 2014-04-28 723 max3421_hcd->frame_number) == 0) 2d53139f31626b David Mosberger 2014-04-28 724 continue; 2d53139f31626b David Mosberger 2014-04-28 725 break; 2d53139f31626b David Mosberger 2014-04-28 726 2d53139f31626b David Mosberger 2014-04-28 727 case USB_ENDPOINT_XFER_BULK: 2d53139f31626b David Mosberger 2014-04-28 728 if (max3421_ep->retransmit 2d53139f31626b David Mosberger 2014-04-28 729 && (frame_diff(max3421_ep->last_active, 2d53139f31626b David Mosberger 2014-04-28 730 max3421_hcd->frame_number) 2d53139f31626b David Mosberger 2014-04-28 731 == 0)) 2d53139f31626b David Mosberger 2014-04-28 732 /* 2d53139f31626b David Mosberger 2014-04-28 733 * We already tried this EP 2d53139f31626b David Mosberger 2014-04-28 734 * during this frame and got a 2d53139f31626b David Mosberger 2014-04-28 735 * NAK or error; wait for next frame 2d53139f31626b David Mosberger 2014-04-28 736 */ 2d53139f31626b David Mosberger 2014-04-28 737 continue; 2d53139f31626b David Mosberger 2014-04-28 738 break; 2d53139f31626b David Mosberger 2014-04-28 739 2d53139f31626b David Mosberger 2014-04-28 740 case USB_ENDPOINT_XFER_ISOC: 2d53139f31626b David Mosberger 2014-04-28 741 case USB_ENDPOINT_XFER_INT: 2d53139f31626b David Mosberger 2014-04-28 742 if (frame_diff(max3421_hcd->frame_number, 2d53139f31626b David Mosberger 2014-04-28 743 max3421_ep->last_active) 2d53139f31626b David Mosberger 2014-04-28 744 < urb->interval) 2d53139f31626b David Mosberger 2014-04-28 745 /* 2d53139f31626b David Mosberger 2014-04-28 746 * We already processed this 2d53139f31626b David Mosberger 2014-04-28 747 * end-point in the current 2d53139f31626b David Mosberger 2014-04-28 748 * frame 2d53139f31626b David Mosberger 2014-04-28 749 */ 2d53139f31626b David Mosberger 2014-04-28 750 continue; 2d53139f31626b David Mosberger 2014-04-28 751 break; 2d53139f31626b David Mosberger 2014-04-28 752 } 2d53139f31626b David Mosberger 2014-04-28 753 2d53139f31626b David Mosberger 2014-04-28 754 /* move current ep to tail: */ 2d53139f31626b David Mosberger 2014-04-28 755 list_move_tail(pos, &max3421_hcd->ep_list); 2d53139f31626b David Mosberger 2014-04-28 756 curr_urb = urb; 2d53139f31626b David Mosberger 2014-04-28 757 goto done; 2d53139f31626b David Mosberger 2014-04-28 758 } 2d53139f31626b David Mosberger 2014-04-28 759 done: 2d53139f31626b David Mosberger 2014-04-28 760 if (!curr_urb) { 2d53139f31626b David Mosberger 2014-04-28 761 spin_unlock_irqrestore(&max3421_hcd->lock, flags); 2d53139f31626b David Mosberger 2014-04-28 762 return 0; 2d53139f31626b David Mosberger 2014-04-28 763 } 2d53139f31626b David Mosberger 2014-04-28 764 2d53139f31626b David Mosberger 2014-04-28 765 urb = max3421_hcd->curr_urb = curr_urb; 2d53139f31626b David Mosberger 2014-04-28 766 epnum = usb_endpoint_num(&urb->ep->desc); 2d53139f31626b David Mosberger 2014-04-28 767 if (max3421_ep->retransmit) 2d53139f31626b David Mosberger 2014-04-28 768 /* restart (part of) a USB transaction: */ 2d53139f31626b David Mosberger 2014-04-28 769 max3421_ep->retransmit = 0; 2d53139f31626b David Mosberger 2014-04-28 770 else { 2d53139f31626b David Mosberger 2014-04-28 771 /* start USB transaction: */ 2d53139f31626b David Mosberger 2014-04-28 772 if (usb_endpoint_xfer_control(&ep->desc)) { 2d53139f31626b David Mosberger 2014-04-28 773 /* 2d53139f31626b David Mosberger 2014-04-28 774 * See USB 2.0 spec section 8.6.1 2d53139f31626b David Mosberger 2014-04-28 775 * Initialization via SETUP Token: 2d53139f31626b David Mosberger 2014-04-28 776 */ 2d53139f31626b David Mosberger 2014-04-28 777 usb_settoggle(urb->dev, epnum, 0, 1); 2d53139f31626b David Mosberger 2014-04-28 778 usb_settoggle(urb->dev, epnum, 1, 1); 2d53139f31626b David Mosberger 2014-04-28 779 max3421_ep->pkt_state = PKT_STATE_SETUP; 2d53139f31626b David Mosberger 2014-04-28 780 force_toggles = 1; 2d53139f31626b David Mosberger 2014-04-28 781 } else 2d53139f31626b David Mosberger 2014-04-28 782 max3421_ep->pkt_state = PKT_STATE_TRANSFER; 2d53139f31626b David Mosberger 2014-04-28 783 } 2d53139f31626b David Mosberger 2014-04-28 784 2d53139f31626b David Mosberger 2014-04-28 785 spin_unlock_irqrestore(&max3421_hcd->lock, flags); 2d53139f31626b David Mosberger 2014-04-28 786 2d53139f31626b David Mosberger 2014-04-28 787 max3421_ep->last_active = max3421_hcd->frame_number; 2d53139f31626b David Mosberger 2014-04-28 788 max3421_set_address(hcd, urb->dev, epnum, force_toggles); 2d53139f31626b David Mosberger 2014-04-28 789 max3421_set_speed(hcd, urb->dev); 2d53139f31626b David Mosberger 2014-04-28 790 max3421_next_transfer(hcd, 0); 2d53139f31626b David Mosberger 2014-04-28 791 return 1; 2d53139f31626b David Mosberger 2014-04-28 @792 } 2d53139f31626b David Mosberger 2014-04-28 793 :::::: The code at line 792 was first introduced by commit :::::: 2d53139f31626bad6f8983d8e519ddde2cbba921 Add support for using a MAX3421E chip as a host driver. :::::: TO: David Mosberger <davidm(a)egauge.net> :::::: CC: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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/usr/bin/ld: core.c:undefined reference to `cmpxchg8b_emu'

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5e46d1b78a03d52306f21f77a4e4a144b6d31486 commit: 5ca419f2864a2c60940dcf4bbaeb69546200e36f bpf: Add BPF_FETCH field / create atomic_fetch_add instruction date: 3 months ago config: um-randconfig-r023-20210330 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 5ca419f2864a2c60940dcf4bbaeb69546200e36f # save the attached .config to linux build tree make W=1 ARCH=um 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 >>): /usr/bin/ld: atomic64_test.c:(.init.text+0x562b): undefined reference to `atomic64_xchg_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x567a): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x56cd): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x56f0): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5742): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5799): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x57bc): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x580b): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x585e): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5881): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x58d0): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x591e): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5945): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5994): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x59e7): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5a0a): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5a59): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5aac): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5acf): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5b21): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5b74): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5b9d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5bec): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5c3f): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5c63): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: atomic64_test.c:(.init.text+0x5cb2): undefined reference to `atomic64_read_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5d02): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5d10): undefined reference to `atomic64_add_unless_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5d8f): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5da5): undefined reference to `atomic64_add_unless_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5e24): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5e29): undefined reference to `atomic64_dec_if_positive_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5ead): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5eb2): undefined reference to `atomic64_dec_if_positive_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5f30): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5f35): undefined reference to `atomic64_dec_if_positive_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5fb2): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x5fb7): undefined reference to `atomic64_inc_not_zero_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x6030): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x6035): undefined reference to `atomic64_inc_not_zero_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x60a5): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x60aa): undefined reference to `atomic64_inc_not_zero_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x611a): undefined reference to `atomic64_set_386' /usr/bin/ld: atomic64_test.c:(.init.text+0x611f): undefined reference to `atomic64_inc_not_zero_386' /usr/bin/ld: net/core/net_namespace.o: in function `__net_gen_cookie': net_namespace.c:(.text+0x122d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: net_namespace.c:(.text+0x1234): undefined reference to `atomic64_read_386' /usr/bin/ld: net_namespace.c:(.text+0x126b): undefined reference to `atomic64_dec_return_386' /usr/bin/ld: net/core/sock_diag.o: in function `__sock_gen_cookie': sock_diag.c:(.text+0x56d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: sock_diag.c:(.text+0x574): undefined reference to `atomic64_read_386' /usr/bin/ld: sock_diag.c:(.text+0x5ab): undefined reference to `atomic64_dec_return_386' /usr/bin/ld: net/core/sock_diag.o: in function `sock_diag_check_cookie': sock_diag.c:(.text+0x64c): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: sock_diag.c:(.text+0x653): undefined reference to `atomic64_read_386' /usr/bin/ld: sock_diag.c:(.text+0x69b): undefined reference to `atomic64_dec_return_386' /usr/bin/ld: net/core/sock_diag.o: in function `sock_diag_save_cookie': sock_diag.c:(.text+0x6d8): undefined reference to `atomic64_read_386' /usr/bin/ld: sock_diag.c:(.text+0x739): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: sock_diag.c:(.text+0x740): undefined reference to `atomic64_read_386' /usr/bin/ld: sock_diag.c:(.text+0x77b): undefined reference to `atomic64_dec_return_386' /usr/bin/ld: net/batman-adv/tp_meter.o: in function `batadv_tp_send': tp_meter.c:(.text+0x9b5): undefined reference to `atomic64_read_386' /usr/bin/ld: net/batman-adv/tp_meter.o: in function `batadv_tp_recv_ack.isra.0': tp_meter.c:(.text+0x1a73): undefined reference to `atomic64_add_386' /usr/bin/ld: net/batman-adv/tp_meter.o: in function `batadv_tp_start': tp_meter.c:(.text+0x2067): undefined reference to `atomic64_set_386' /usr/bin/ld: kernel/sched/cputime.o: in function `account_user_time': cputime.c:(.text+0x42): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/sched/cputime.o: in function `account_guest_time': cputime.c:(.text+0xe2): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/sched/cputime.o: in function `account_system_index_time': cputime.c:(.text+0x18d): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/sched/rt.o: in function `update_curr_rt': rt.c:(.text+0x238): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/sched/deadline.o: in function `update_curr_dl': deadline.c:(.text+0x144c): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/time/posix-cpu-timers.o: in function `cpu_clock_sample_group': posix-cpu-timers.c:(.text+0x3ba): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x3c6): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x3d4): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x40c): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x41d): undefined reference to `atomic64_read_386' /usr/bin/ld: kernel/time/posix-cpu-timers.o:posix-cpu-timers.c:(.text+0x42e): more undefined references to `atomic64_read_386' follow /usr/bin/ld: kernel/time/posix-cpu-timers.o: in function `cpu_clock_sample_group': posix-cpu-timers.c:(.text+0x4ee): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: posix-cpu-timers.c:(.text+0x508): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x54e): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: posix-cpu-timers.c:(.text+0x568): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x5ae): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: posix-cpu-timers.c:(.text+0x5c8): undefined reference to `atomic64_read_386' /usr/bin/ld: kernel/time/posix-cpu-timers.o: in function `thread_group_sample_cputime': posix-cpu-timers.c:(.text+0x1ad0): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x1adf): undefined reference to `atomic64_read_386' /usr/bin/ld: posix-cpu-timers.c:(.text+0x1af1): undefined reference to `atomic64_read_386' /usr/bin/ld: kernel/time/posix-cpu-timers.o: in function `run_posix_cpu_timers': posix-cpu-timers.c:(.text+0x1ccb): undefined reference to `atomic64_read_386' /usr/bin/ld: kernel/time/posix-cpu-timers.o:posix-cpu-timers.c:(.text+0x1cdc): more undefined references to `atomic64_read_386' follow /usr/bin/ld: kernel/bpf/core.o: in function `___bpf_prog_run': core.c:(.text+0x1118): undefined reference to `atomic64_add_386' >> /usr/bin/ld: core.c:(.text+0x2a94): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/proc/task_mmu.o: in function `task_mem': task_mmu.c:(.text+0x25c5): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/balloc.o: in function `ext4_has_free_clusters': balloc.c:(.text+0xb0): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/dir.o: in function `ext4_dir_llseek': dir.c:(.text+0x3af): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/dir.o: in function `ext4_readdir': dir.c:(.text+0x8b4): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xdbe): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xdf5): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: dir.c:(.text+0xf5f): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xf90): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xfc5): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/ialloc.o: in function `get_orlov_stats': ialloc.c:(.text+0x31): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/inline.o: in function `ext4_add_dirent_to_inline.isra.0': inline.c:(.text+0x1232): undefined reference to `atomic64_read_386' /usr/bin/ld: inline.c:(.text+0x126d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/inline.o: in function `ext4_read_inline_dir': inline.c:(.text+0x3552): undefined reference to `atomic64_read_386' /usr/bin/ld: inline.c:(.text+0x36a6): undefined reference to `atomic64_read_386' /usr/bin/ld: inline.c:(.text+0x36e5): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/inode.o: in function `ext4_do_update_inode': inode.c:(.text+0x381f): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x3e18): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/inode.o: in function `__ext4_iget': inode.c:(.text+0x72aa): undefined reference to `atomic64_set_386' /usr/bin/ld: inode.c:(.text+0x7a07): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/inode.o: in function `ext4_mark_iloc_dirty': inode.c:(.text+0x8164): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x81a5): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/inode.o: in function `ext4_setattr': inode.c:(.text+0xd389): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0xd3c3): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/ioctl.o: in function `swap_inode_boot_loader': ioctl.c:(.text+0x11ee): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/namei.o: in function `ext4_setent': namei.c:(.text+0x268e): undefined reference to `atomic64_read_386' /usr/bin/ld: namei.c:(.text+0x26c9): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/namei.o: in function `add_dirent_to_buf': namei.c:(.text+0x4687): undefined reference to `atomic64_read_386' /usr/bin/ld: namei.c:(.text+0x46c0): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/namei.o: in function `ext4_generic_delete_entry': namei.c:(.text+0x6b4a): undefined reference to `atomic64_read_386' /usr/bin/ld: namei.c:(.text+0x6b8d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/namei.o: in function `ext4_rmdir': namei.c:(.text+0x8dd3): undefined reference to `atomic64_read_386' /usr/bin/ld: namei.c:(.text+0x8e0b): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext4/resize.o: in function `ext4_flex_group_add': resize.c:(.text+0x33e9): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/xattr.o: in function `ext4_xattr_inode_iget': xattr.c:(.text+0x768): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/xattr.o: in function `ext4_xattr_inode_update_ref': xattr.c:(.text+0x892): undefined reference to `atomic64_read_386' /usr/bin/ld: xattr.c:(.text+0x8c6): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/xattr.o: in function `ext4_xattr_inode_lookup_create': xattr.c:(.text+0x1e08): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext2/dir.o: in function `ext2_commit_chunk': dir.c:(.text+0x28): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x69): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ext2/dir.o: in function `ext2_readdir': dir.c:(.text+0x58b): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x904): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x943): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fat/dir.o: in function `fat_remove_entries': dir.c:(.text+0x34a3): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x34e4): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fat/misc.o: in function `fat_update_time': misc.c:(.text+0x93b): undefined reference to `atomic64_read_386' /usr/bin/ld: misc.c:(.text+0x98d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_rmdir': dir.c:(.text+0x3aa): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x3f8): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_rename_common': dir.c:(.text+0xbba): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xc08): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: dir.c:(.text+0xc6e): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xcbe): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_unlink': dir.c:(.text+0xecb): undefined reference to `atomic64_inc_return_386' /usr/bin/ld: dir.c:(.text+0xf5a): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0xfa8): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_dentry_revalidate': dir.c:(.text+0x1509): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_do_getattr': dir.c:(.text+0x17e6): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_create_open': dir.c:(.text+0x200a): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x2054): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `create_new_entry.constprop.0': dir.c:(.text+0x234a): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x239e): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_link': dir.c:(.text+0x24ca): undefined reference to `atomic64_inc_return_386' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_lookup_name': dir.c:(.text+0x28a6): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/fuse/dir.o: in function `fuse_reverse_inval_entry': dir.c:(.text+0x2e9a): undefined reference to `atomic64_read_386' /usr/bin/ld: dir.c:(.text+0x2eeb): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fuse/file.o: in function `__fuse_copy_file_range': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

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[arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:46 kvm_arm_hyp_service_available() warn: signedness bug returning '(-22)'

by Dan Carpenter

tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/ptp head: b44b5b769890e0e73e2f9fdf461fcbcf72f14ab2 commit: fa591eac2e1ffdba4b7957fcc05b4d1f95246533 [1/7] arm/arm64: Probe for the presence of KVM hypervisor config: arm64-randconfig-m031-20210330 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com> smatch warnings: drivers/firmware/smccc/kvm_guest.c:46 kvm_arm_hyp_service_available() warn: signedness bug returning '(-22)' vim +46 drivers/firmware/smccc/kvm_guest.c fa591eac2e1ffd Will Deacon 2020-12-09 43 bool kvm_arm_hyp_service_available(u32 func_id) ^^^^ fa591eac2e1ffd Will Deacon 2020-12-09 44 { fa591eac2e1ffd Will Deacon 2020-12-09 45 if (func_id >= ARM_SMCCC_KVM_NUM_FUNCS) fa591eac2e1ffd Will Deacon 2020-12-09 @46 return -EINVAL; ^^^^^^^^^^^^^^^ This counts as true. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

2
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kernel/sched/core.c:5370:37: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)'

by kernel test robot

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5e46d1b78a03d52306f21f77a4e4a144b6d31486 commit: 826bfeb37bb4302ee6042f330c4c0c757152bdb8 preempt/dynamic: Support dynamic preempt with preempt= boot option date: 6 weeks ago config: x86_64-randconfig-r011-20210331 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 826bfeb37bb4302ee6042f330c4c0c757152bdb8 # save the attached .config to linux build tree make W=1 ARCH=x86_64 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 >>): kernel/sched/core.c: In function 'schedule_tail': kernel/sched/core.c:4252:13: warning: variable 'rq' set but not used [-Wunused-but-set-variable] 4252 | struct rq *rq; | ^~ In file included from include/linux/err.h:5, from include/linux/kthread.h:5, from include/trace/events/sched.h:8, from kernel/sched/core.c:10: kernel/sched/core.c: In function 'setup_preempt_mode': >> kernel/sched/core.c:5370:37: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) | ^~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5370:3: note: in expansion of macro 'static_call_update' 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^~~~~~~~~~~~~~~~~~ >> kernel/sched/core.c:5370:37: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:58:61: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) | ^~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5370:3: note: in expansion of macro 'static_call_update' 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^~~~~~~~~~~~~~~~~~ >> kernel/sched/core.c:5370:37: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:69:3: note: in definition of macro '__trace_if_value' 69 | (cond) ? \ | ^~~~ include/linux/compiler.h:56:28: note: in expansion of macro '__trace_if_var' 56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) | ^~~~~~~~~~~~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5370:3: note: in expansion of macro 'static_call_update' 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^~~~~~~~~~~~~~~~~~ In file included from include/linux/tracepoint.h:22, from include/trace/events/sched.h:10, from kernel/sched/core.c:10: >> kernel/sched/core.c:5370:37: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5370 | static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/static_call.h:118:39: note: in definition of macro 'static_call_update' 118 | STATIC_CALL_TRAMP_ADDR(name), func); \ | ^~~~ In file included from include/linux/err.h:5, from include/linux/kthread.h:5, from include/trace/events/sched.h:8, from kernel/sched/core.c:10: kernel/sched/core.c:5383:36: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5383 | static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:58:52: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) | ^~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5383:3: note: in expansion of macro 'static_call_update' 5383 | static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); | ^~~~~~~~~~~~~~~~~~ kernel/sched/core.c:5383:36: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5383 | static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:58:61: note: in definition of macro '__trace_if_var' 58 | #define __trace_if_var(cond) (__builtin_constant_p(cond) ? (cond) : __trace_if_value(cond)) | ^~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5383:3: note: in expansion of macro 'static_call_update' 5383 | static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); | ^~~~~~~~~~~~~~~~~~ kernel/sched/core.c:5383:36: warning: cast between incompatible function types from 'long int (*)(void)' to 'int (*)(void)' [-Wcast-function-type] 5383 | static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); | ^ include/linux/compiler.h:69:3: note: in definition of macro '__trace_if_value' 69 | (cond) ? \ | ^~~~ include/linux/compiler.h:56:28: note: in expansion of macro '__trace_if_var' 56 | #define if(cond, ...) if ( __trace_if_var( !!(cond , ## __VA_ARGS__) ) ) | ^~~~~~~~~~~~~~ include/linux/compiler_types.h:300:3: note: in expansion of macro 'if' 300 | if (!(condition)) \ | ^~ include/linux/compiler_types.h:308:2: note: in expansion of macro '__compiletime_assert' 308 | __compiletime_assert(condition, msg, prefix, suffix) | ^~~~~~~~~~~~~~~~~~~~ include/linux/compiler_types.h:320:2: note: in expansion of macro '_compiletime_assert' 320 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/linux/static_call.h:116:2: note: in expansion of macro 'BUILD_BUG_ON' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~~ include/linux/static_call.h:116:16: note: in expansion of macro '__same_type' 116 | BUILD_BUG_ON(!__same_type(*(func), STATIC_CALL_TRAMP(name))); \ | ^~~~~~~~~~~ kernel/sched/core.c:5383:3: note: in expansion of macro 'static_call_update' vim +5370 kernel/sched/core.c 5336 5337 /* 5338 * SC:cond_resched 5339 * SC:might_resched 5340 * SC:preempt_schedule 5341 * SC:preempt_schedule_notrace 5342 * SC:irqentry_exit_cond_resched 5343 * 5344 * 5345 * NONE: 5346 * cond_resched <- __cond_resched 5347 * might_resched <- RET0 5348 * preempt_schedule <- NOP 5349 * preempt_schedule_notrace <- NOP 5350 * irqentry_exit_cond_resched <- NOP 5351 * 5352 * VOLUNTARY: 5353 * cond_resched <- __cond_resched 5354 * might_resched <- __cond_resched 5355 * preempt_schedule <- NOP 5356 * preempt_schedule_notrace <- NOP 5357 * irqentry_exit_cond_resched <- NOP 5358 * 5359 * FULL: 5360 * cond_resched <- RET0 5361 * might_resched <- RET0 5362 * preempt_schedule <- preempt_schedule 5363 * preempt_schedule_notrace <- preempt_schedule_notrace 5364 * irqentry_exit_cond_resched <- irqentry_exit_cond_resched 5365 */ 5366 static int __init setup_preempt_mode(char *str) 5367 { 5368 if (!strcmp(str, "none")) { 5369 static_call_update(cond_resched, __cond_resched); > 5370 static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); 5371 static_call_update(preempt_schedule, (typeof(&preempt_schedule)) NULL); 5372 static_call_update(preempt_schedule_notrace, (typeof(&preempt_schedule_notrace)) NULL); 5373 static_call_update(irqentry_exit_cond_resched, (typeof(&irqentry_exit_cond_resched)) NULL); 5374 pr_info("Dynamic Preempt: %s\n", str); 5375 } else if (!strcmp(str, "voluntary")) { 5376 static_call_update(cond_resched, __cond_resched); 5377 static_call_update(might_resched, __cond_resched); 5378 static_call_update(preempt_schedule, (typeof(&preempt_schedule)) NULL); 5379 static_call_update(preempt_schedule_notrace, (typeof(&preempt_schedule_notrace)) NULL); 5380 static_call_update(irqentry_exit_cond_resched, (typeof(&irqentry_exit_cond_resched)) NULL); 5381 pr_info("Dynamic Preempt: %s\n", str); 5382 } else if (!strcmp(str, "full")) { 5383 static_call_update(cond_resched, (typeof(&__cond_resched)) __static_call_return0); 5384 static_call_update(might_resched, (typeof(&__cond_resched)) __static_call_return0); 5385 static_call_update(preempt_schedule, __preempt_schedule_func); 5386 static_call_update(preempt_schedule_notrace, __preempt_schedule_notrace_func); 5387 static_call_update(irqentry_exit_cond_resched, irqentry_exit_cond_resched); 5388 pr_info("Dynamic Preempt: %s\n", str); 5389 } else { 5390 pr_warn("Dynamic Preempt: Unsupported preempt mode %s, default to full\n", str); 5391 return 1; 5392 } 5393 return 0; 5394 } 5395 __setup("preempt=", setup_preempt_mode); 5396 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

2
1
0 / 0

Re: [PATCH] media: mtk-vcodec: vdec: Reduce padding in VIDIOC_TRY_FMT

by kernel test robot

Hi Fritz, Thank you for the patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on linux/master linus/master v5.12-rc5 next-20210330] [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/Fritz-Koenig/media-mtk-vcodec-vd... base: git://linuxtv.org/media_tree.git master config: arm-allmodconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 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://github.com/0day-ci/linux/commit/70ddfb8b962ccf027d02fdb4502452f89... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Fritz-Koenig/media-mtk-vcodec-vdec-Reduce-padding-in-VIDIOC_TRY_FMT/20210331-061702 git checkout 70ddfb8b962ccf027d02fdb4502452f8996bb25f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm 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 >>): drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c: In function 'vidioc_try_fmt': >> drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c:680:17: error: 'struct mtk_vcodec_dev' has no member named 'vdec_pdata'; did you mean 'venc_pdata'? 680 | if (ctx->dev->vdec_pdata->uses_stateless_api || | ^~~~~~~~~~ | venc_pdata vim +680 drivers/media/platform/mtk-vcodec/mtk_vcodec_dec.c 655 656 static int vidioc_try_fmt(struct v4l2_format *f, void *priv, 657 const struct mtk_video_fmt *fmt) 658 { 659 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; 660 661 pix_fmt_mp->field = V4L2_FIELD_NONE; 662 663 if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { 664 pix_fmt_mp->num_planes = 1; 665 pix_fmt_mp->plane_fmt[0].bytesperline = 0; 666 } else if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { 667 int tmp_w, tmp_h; 668 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); 669 670 pix_fmt_mp->height = clamp(pix_fmt_mp->height, 671 MTK_VDEC_MIN_H, 672 MTK_VDEC_MAX_H); 673 pix_fmt_mp->width = clamp(pix_fmt_mp->width, 674 MTK_VDEC_MIN_W, 675 MTK_VDEC_MAX_W); 676 677 tmp_w = pix_fmt_mp->width; 678 tmp_h = pix_fmt_mp->height; 679 > 680 if (ctx->dev->vdec_pdata->uses_stateless_api || 681 ctx->state >= MTK_STATE_HEADER) { 682 v4l_bound_align_image(&pix_fmt_mp->width, 683 MTK_VDEC_MIN_W, 684 MTK_VDEC_MAX_W, 4, 685 &pix_fmt_mp->height, 686 MTK_VDEC_MIN_H, 687 MTK_VDEC_MAX_H, 5, 6); 688 689 if (pix_fmt_mp->width < tmp_w && 690 (pix_fmt_mp->width + 16) <= MTK_VDEC_MAX_W) 691 pix_fmt_mp->width += 16; 692 if (pix_fmt_mp->height < tmp_h && 693 (pix_fmt_mp->height + 32) <= MTK_VDEC_MAX_H) 694 pix_fmt_mp->height += 32; 695 } else { 696 /* 697 * Find next closer width align 64, height align 64, size align 698 * 64 rectangle 699 * Note: This only get default value, the real HW needed value 700 * only available when ctx in MTK_STATE_HEADER state 701 */ 702 v4l_bound_align_image(&pix_fmt_mp->width, 703 MTK_VDEC_MIN_W, 704 MTK_VDEC_MAX_W, 6, 705 &pix_fmt_mp->height, 706 MTK_VDEC_MIN_H, 707 MTK_VDEC_MAX_H, 6, 9); 708 709 if (pix_fmt_mp->width < tmp_w && 710 (pix_fmt_mp->width + 64) <= MTK_VDEC_MAX_W) 711 pix_fmt_mp->width += 64; 712 if (pix_fmt_mp->height < tmp_h && 713 (pix_fmt_mp->height + 64) <= MTK_VDEC_MAX_H) 714 pix_fmt_mp->height += 64; 715 } 716 717 mtk_v4l2_debug(0, 718 "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d", 719 tmp_w, tmp_h, pix_fmt_mp->width, 720 pix_fmt_mp->height, 721 pix_fmt_mp->width * pix_fmt_mp->height); 722 723 pix_fmt_mp->num_planes = fmt->num_planes; 724 pix_fmt_mp->plane_fmt[0].sizeimage = 725 pix_fmt_mp->width * pix_fmt_mp->height; 726 pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width; 727 728 if (pix_fmt_mp->num_planes == 2) { 729 pix_fmt_mp->plane_fmt[1].sizeimage = 730 (pix_fmt_mp->width * pix_fmt_mp->height) / 2; 731 pix_fmt_mp->plane_fmt[1].bytesperline = 732 pix_fmt_mp->width; 733 } 734 } 735 736 pix_fmt_mp->flags = 0; 737 return 0; 738 } 739 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

1 year, 2 months

1
0
0 / 0

[kbuild] [vkoul-soundwire:next 33/36] drivers/soundwire/qcom.c:376 qcom_swrm_irq_handler() warn: impossible condition '(devnum < 0) => (0-255 < 0)'

by Dan Carpenter

tree: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire.git next head: 06dd96738d618391ae58e1b28f1ba49fef214c95 commit: c7d49c76d1d5f5a41f637c18ce3b756351c7fdf9 [33/36] soundwire: qcom: add support to new interrupts config: x86_64-randconfig-m001-20210330 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com> Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com> smatch warnings: drivers/soundwire/qcom.c:376 qcom_swrm_irq_handler() warn: impossible condition '(devnum < 0) => (0-255 < 0)' vim +376 drivers/soundwire/qcom.c 02efb49aa805cee Srinivas Kandagatla 2020-01-13 356 static irqreturn_t qcom_swrm_irq_handler(int irq, void *dev_id) 02efb49aa805cee Srinivas Kandagatla 2020-01-13 357 { c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 358 struct qcom_swrm_ctrl *swrm = dev_id; c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 359 u32 value, intr_sts, intr_sts_masked; c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 360 u32 i; c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 361 u8 devnum = 0; ^^^^^^^^^^^^^ no need to initalized devnum, btw. c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 362 int ret = IRQ_HANDLED; 02efb49aa805cee Srinivas Kandagatla 2020-01-13 363 c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 364 swrm->reg_read(swrm, SWRM_INTERRUPT_STATUS, &intr_sts); c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 365 intr_sts_masked = intr_sts & swrm->intr_mask; 02efb49aa805cee Srinivas Kandagatla 2020-01-13 366 c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 367 do { c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 368 for (i = 0; i < SWRM_INTERRUPT_MAX; i++) { c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 369 value = intr_sts_masked & BIT(i); c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 370 if (!value) c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 371 continue; c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 372 c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 373 switch (value) { c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 374 case SWRM_INTERRUPT_STATUS_SLAVE_PEND_IRQ: c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 375 devnum = qcom_swrm_get_alert_slave_dev_num(swrm); c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 @376 if (devnum < 0) { ^^^^^^^^^^ "devnum" is a u8 so it can't be negative. c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 377 dev_err_ratelimited(swrm->dev, c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 378 "no slave alert found.spurious interrupt\n"); c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 379 } else { c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 380 sdw_handle_slave_status(&swrm->bus, swrm->status); 02efb49aa805cee Srinivas Kandagatla 2020-01-13 381 } 02efb49aa805cee Srinivas Kandagatla 2020-01-13 382 c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 383 break; c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 384 case SWRM_INTERRUPT_STATUS_NEW_SLAVE_ATTACHED: c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 385 case SWRM_INTERRUPT_STATUS_CHANGE_ENUM_SLAVE_STATUS: c7d49c76d1d5f5a Srinivas Kandagatla 2021-03-30 386 dev_err_ratelimited(swrm->dev, "%s: SWR new slave attached\n", --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org _______________________________________________ kbuild mailing list -- kbuild(a)lists.01.org To unsubscribe send an email to kbuild-leave(a)lists.01.org

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