Hi Krishna, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.20-rc6 next-20181214] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Ashish-Mhetre/scatterlist-Update-size-type-to-support-greater-then-4GB-size/20181214-214801 config: x86_64-randconfig-x012-201849 (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/async.h:16, from drivers/nvme/host/pci.c:16: In function '_nvme_check_size', inlined from 'nvme_exit' at drivers/nvme/host/pci.c:2748:2: >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_206' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_rw_command) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ >> drivers/nvme/host/pci.c:206:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_rw_command) != 64); ^~~~~~~~~~~~ >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_210' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_features) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ drivers/nvme/host/pci.c:210:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_features) != 64); ^~~~~~~~~~~~ >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_213' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_command) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ drivers/nvme/host/pci.c:213:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_command) != 64); ^~~~~~~~~~~~ -- In file included from include/linux/kernel.h:10:0, from include/linux/list.h:9, from include/linux/async.h:16, from drivers/nvme//host/pci.c:16: In function '_nvme_check_size', inlined from 'nvme_exit' at drivers/nvme//host/pci.c:2748:2: >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_206' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_rw_command) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ drivers/nvme//host/pci.c:206:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_rw_command) != 64); ^~~~~~~~~~~~ >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_210' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_features) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ drivers/nvme//host/pci.c:210:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_features) != 64); ^~~~~~~~~~~~ >> include/linux/compiler.h:372:38: error: call to '__compiletime_assert_213' declared with attribute error: BUILD_BUG_ON failed: sizeof(struct nvme_command) != 64 _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^ include/linux/compiler.h:353:4: note: in definition of macro '__compiletime_assert' prefix ## suffix(); \ ^~~~~~ include/linux/compiler.h:372:2: note: in expansion of macro '_compiletime_assert' _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:45:37: note: in expansion of macro 'compiletime_assert' #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:69:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) ^~~~~~~~~~~~~~~~ drivers/nvme//host/pci.c:213:2: note: in expansion of macro 'BUILD_BUG_ON' BUILD_BUG_ON(sizeof(struct nvme_command) != 64); ^~~~~~~~~~~~ vim +/BUILD_BUG_ON +206 drivers/nvme/host/pci.c b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 200 b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 201 /* b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 202 * Check we didin't inadvertently grow the command struct b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 203 */ b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 204 static inline void _nvme_check_size(void) b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 205 { b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 @206 BUILD_BUG_ON(sizeof(struct nvme_rw_command) != 64); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 207 BUILD_BUG_ON(sizeof(struct nvme_create_cq) != 64); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 208 BUILD_BUG_ON(sizeof(struct nvme_create_sq) != 64); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 209 BUILD_BUG_ON(sizeof(struct nvme_delete_queue) != 64); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 210 BUILD_BUG_ON(sizeof(struct nvme_features) != 64); f8ebf840 drivers/block/nvme-core.c Vishal Verma 2013-03-27 211 BUILD_BUG_ON(sizeof(struct nvme_format_cmd) != 64); c30341dc drivers/block/nvme-core.c Keith Busch 2013-12-10 212 BUILD_BUG_ON(sizeof(struct nvme_abort_cmd) != 64); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 213 BUILD_BUG_ON(sizeof(struct nvme_command) != 64); 0add5e8e drivers/nvme/host/pci.c Johannes Thumshirn 2017-06-07 214 BUILD_BUG_ON(sizeof(struct nvme_id_ctrl) != NVME_IDENTIFY_DATA_SIZE); 0add5e8e drivers/nvme/host/pci.c Johannes Thumshirn 2017-06-07 215 BUILD_BUG_ON(sizeof(struct nvme_id_ns) != NVME_IDENTIFY_DATA_SIZE); b60503ba drivers/block/nvme.c Matthew Wilcox 2011-01-20 216 BUILD_BUG_ON(sizeof(struct nvme_lba_range_type) != 64); 6ecec745 drivers/block/nvme.c Keith Busch 2012-09-26 217 BUILD_BUG_ON(sizeof(struct nvme_smart_log) != 512); f9f38e33 drivers/nvme/host/pci.c Helen Koike 2017-04-10 218 BUILD_BUG_ON(sizeof(struct nvme_dbbuf) != 64); f9f38e33 drivers/nvme/host/pci.c Helen Koike 2017-04-10 219 } f9f38e33 drivers/nvme/host/pci.c Helen Koike 2017-04-10 220 :::::: The code at line 206 was first introduced by commit :::::: b60503ba432b16fc84442a84e29a7aad2c0c363d NVMe: New driver :::::: TO: Matthew Wilcox <matthew.r.wilcox@xxxxxxxxx> :::::: CC: Matthew Wilcox <matthew.r.wilcox@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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