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Message-ID: <201812142219.cpqahfNN%fengguang.wu@intel.com>
Date: Fri, 14 Dec 2018 22:13:30 +0800
From: kbuild test robot <lkp@...el.com>
To: Ashish Mhetre <amhetre@...dia.com>
Cc: kbuild-all@...org, herbert@...dor.apana.org.au,
davem@...emloft.net, axboe@...nel.dk, adrian.hunter@...el.com,
ulf.hansson@...aro.org, linux-crypto@...r.kernel.org,
linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
vdumpa@...dia.com, mmaddireddy@...dia.com, Snikam@...dia.com,
linux-tegra@...r.kernel.org, Ashish Mhetre <amhetre@...dia.com>
Subject: Re: [PATCH] scatterlist: Update size type to support greater then
4GB size.
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@...el.com>
:::::: CC: Matthew Wilcox <matthew.r.wilcox@...el.com>
---
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