[kbuild-all] [djwong-xfs:reserve-rt-metadata-space 109/196] fs/xfs/xfs_xchgrange.c:136:41: error: incompatible pointer types passing 'struct xfs_trans to parameter of type 'struct xfs_trans dereference with COPYING CREDITS Documentation Kbuild Kconfig LICENSES MAINTAINERS Makefile README arch block certs crypto drivers fs include init ipc kernel lib mm net samples scripts security sound tools usr virt

tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git reserve-rt-metadata-space head: 51f17deded84ae5863d2220a0a7c152ef4a8bbb2 commit: 4d8f99e0a4197987823f6df1681efd02e87c1b2a [109/196] xfs: add a ->xchg_file_range handler config: powerpc64-randconfig-r016-20210115 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project d7bc3b7ce23b664d6620cdc32370a8614523ca2f) 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 powerpc64 cross compiling tool for clang build # apt-get install binutils-powerpc64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git/comm... git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git git fetch --no-tags djwong-xfs reserve-rt-metadata-space git checkout 4d8f99e0a4197987823f6df1681efd02e87c1b2a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): arch/powerpc/include/asm/io-defs.h:47:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(insl, (unsigned long p, void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:61:1: note: expanded from here __do_insl ^ arch/powerpc/include/asm/io.h:558:56: note: expanded from macro '__do_insl' #define __do_insl(p, b, n) readsl((PCI_IO_ADDR)_IO_BASE+(p), (b), (n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from fs/xfs/xfs_xchgrange.c:6: In file included from fs/xfs/xfs.h:22: In file included from fs/xfs/xfs_linux.h:31: In file included from include/linux/blkdev.h:14: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:10: In file included from include/linux/hardirq.h:10: In file included from arch/powerpc/include/asm/hardirq.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:49:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsb, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:63:1: note: expanded from here __do_outsb ^ arch/powerpc/include/asm/io.h:559:58: note: expanded from macro '__do_outsb' #define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from fs/xfs/xfs_xchgrange.c:6: In file included from fs/xfs/xfs.h:22: In file included from fs/xfs/xfs_linux.h:31: In file included from include/linux/blkdev.h:14: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:10: In file included from include/linux/hardirq.h:10: In file included from arch/powerpc/include/asm/hardirq.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:51:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsw, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:65:1: note: expanded from here __do_outsw ^ arch/powerpc/include/asm/io.h:560:58: note: expanded from macro '__do_outsw' #define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from fs/xfs/xfs_xchgrange.c:6: In file included from fs/xfs/xfs.h:22: In file included from fs/xfs/xfs_linux.h:31: In file included from include/linux/blkdev.h:14: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:10: In file included from include/linux/hardirq.h:10: In file included from arch/powerpc/include/asm/hardirq.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/powerpc/include/asm/io.h:619: arch/powerpc/include/asm/io-defs.h:53:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] DEF_PCI_AC_NORET(outsl, (unsigned long p, const void *b, unsigned long c), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET' __do_##name al; \ ^~~~~~~~~~~~~~ <scratch space>:67:1: note: expanded from here __do_outsl ^ arch/powerpc/include/asm/io.h:561:58: note: expanded from macro '__do_outsl' #define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n)) ~~~~~~~~~~~~~~~~~~~~~^ In file included from fs/xfs/xfs_xchgrange.c:16: fs/xfs/xfs_quota.h:185:39: error: incompatible pointer types passing 'struct xfs_trans **' to parameter of type 'struct xfs_trans *'; remove & [-Werror,-Wincompatible-pointer-types] return xfs_trans_reserve_quota_nblks(&tp, ip, -nblks, -ninos, flags, ^~~ fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ fs/xfs/xfs_quota.h:190:1: error: redefinition of 'xfs_quota_reserve_blkres' xfs_quota_reserve_blkres(struct xfs_inode *ip, int64_t nblks, ^ fs/xfs/xfs_quota.h:154:19: note: previous definition is here static inline int xfs_quota_reserve_blkres(struct xfs_inode *ip, ^ fs/xfs/xfs_quota.h:195:39: error: incompatible pointer types passing 'struct xfs_trans **' to parameter of type 'struct xfs_trans *'; remove & [-Werror,-Wincompatible-pointer-types] return xfs_trans_reserve_quota_nblks(&tp, ip, nblks, 0, flags, NULL); ^~~ fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ error = xfs_trans_reserve_quota_nblks(tpp, req->ip1, ^~~ * fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ fs/xfs/xfs_xchgrange.c:146:41: error: incompatible pointer types passing 'struct xfs_trans **' to parameter of type 'struct xfs_trans *'; dereference with * [-Werror,-Wincompatible-pointer-types] error = xfs_trans_reserve_quota_nblks(tpp, req->ip2, ^~~ * fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ fs/xfs/xfs_xchgrange.c:162:40: error: incompatible pointer types passing 'struct xfs_trans **' to parameter of type 'struct xfs_trans *'; dereference with * [-Werror,-Wincompatible-pointer-types] error = xfs_trans_reserve_quota_nblks(tpp, req->ip1, ip1_mapped, 0, ^~~ * fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ fs/xfs/xfs_xchgrange.c:167:39: error: incompatible pointer types passing 'struct xfs_trans **' to parameter of type 'struct xfs_trans *'; dereference with * [-Werror,-Wincompatible-pointer-types] return xfs_trans_reserve_quota_nblks(tpp, req->ip2, ip2_mapped, 0, ^~~ * fs/xfs/xfs_quota.h:141:67: note: passing argument to parameter 'tp' here static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, ^ 6 warnings and 7 errors generated. vim +136 fs/xfs/xfs_xchgrange.c 117 118 /* Make a particular type of quota reservation. */ 119 STATIC int 120 xfs_xchg_range_reserve_quota_blocks( 121 struct xfs_trans **tpp, 122 const struct xfs_swapext_req *req, 123 xfs_filblks_t ip1_mapped, 124 xfs_filblks_t ip2_mapped, 125 unsigned int qmopts, 126 bool *quota_retry) 127 { 128 int error; 129 130 /* 131 * For each file, compute the net gain in the number of blocks that 132 * will be mapped into that file and reserve that much quota. The 133 * quota counts must be able to absorb at least that much space. 134 */ 135 if (ip2_mapped > ip1_mapped) { 137 ip2_mapped - ip1_mapped, 0, 138 qmopts, quota_retry); 139 if (!(*tpp) && req->ip1 != req->ip2) 140 xfs_iunlock(req->ip2, XFS_ILOCK_EXCL); 141 if (error || *quota_retry) 142 return error; 143 } 144 145 if (ip1_mapped > ip2_mapped) { 146 error = xfs_trans_reserve_quota_nblks(tpp, req->ip2, 147 ip1_mapped - ip2_mapped, 0, 148 qmopts, quota_retry); 149 if (!(*tpp) && req->ip1 != req->ip2) 150 xfs_iunlock(req->ip1, XFS_ILOCK_EXCL); 151 if (error || *quota_retry) 152 return error; 153 } 154 155 /* 156 * For each file, forcibly reserve the gross gain in mapped blocks so 157 * that we don't trip over any quota block reservation assertions. 158 * We must reserve the gross gain because the quota code subtracts from 159 * bcount the number of blocks that we unmap; it does not add that 160 * quantity back to the quota block reservation. 161 */ 162 error = xfs_trans_reserve_quota_nblks(tpp, req->ip1, ip1_mapped, 0, 163 XFS_QMOPT_FORCE_RES | qmopts, NULL); 164 if (error) 165 return error; 166 167 return xfs_trans_reserve_quota_nblks(tpp, req->ip2, ip2_mapped, 0, 168 XFS_QMOPT_FORCE_RES | qmopts, NULL); 169 } 170 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org