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Message-ID: <202204191145.r47XhEcN-lkp@intel.com>
Date: Tue, 19 Apr 2022 11:05:23 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 1637/2356] include/linux/export.h:19:21:
warning: excess elements in struct initializer
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head: af93551cf39027d176f30b9beafc60a4c130998a
commit: 7056b88fee812761b8c015f328951fa1f7522a75 [1637/2356] headers/deps: syscalls: Optimize <linux/syscalls.h> dependencies
config: x86_64-randconfig-a005-20220418 (https://download.01.org/0day-ci/archive/20220419/202204191145.r47XhEcN-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-19) 11.2.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=7056b88fee812761b8c015f328951fa1f7522a75
git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
git fetch --no-tags mingo-tip sched/headers
git checkout 7056b88fee812761b8c015f328951fa1f7522a75
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/cpu/sgx/ drivers/cxl/core/ drivers/gpu/drm/dp/ drivers/gpu/drm/i915/gvt/ drivers/platform/x86/intel/uncore-frequency/ drivers/virt/ fs/ubifs/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
arch/x86/kernel/cpu/sgx/driver.c: In function 'sgx_open':
arch/x86/kernel/cpu/sgx/driver.c:48:13: error: invalid use of undefined type 'struct file'
48 | file->private_data = encl;
| ^~
arch/x86/kernel/cpu/sgx/driver.c: In function 'sgx_release':
arch/x86/kernel/cpu/sgx/driver.c:55:37: error: invalid use of undefined type 'struct file'
55 | struct sgx_encl *encl = file->private_data;
| ^~
arch/x86/kernel/cpu/sgx/driver.c: In function 'sgx_mmap':
arch/x86/kernel/cpu/sgx/driver.c:95:37: error: invalid use of undefined type 'struct file'
95 | struct sgx_encl *encl = file->private_data;
| ^~
arch/x86/kernel/cpu/sgx/driver.c: At top level:
arch/x86/kernel/cpu/sgx/driver.c:136:21: error: variable 'sgx_encl_fops' has initializer but incomplete type
136 | static const struct file_operations sgx_encl_fops = {
| ^~~~~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:137:10: error: 'const struct file_operations' has no member named 'owner'
137 | .owner = THIS_MODULE,
| ^~~~~
In file included from include/linux/linkage.h:7,
from include/linux/printk.h:7,
from include/asm-generic/bug.h:22,
from arch/x86/include/asm/bug.h:87,
from include/linux/bug.h:5,
from include/linux/lockdep.h:14,
from include/linux/lockdep_api.h:1,
from include/linux/timer.h:5,
from include/linux/srcu_types.h:19,
from include/linux/srcu.h:19,
from arch/x86/kernel/cpu/sgx/driver.c:4:
>> include/linux/export.h:19:21: warning: excess elements in struct initializer
19 | #define THIS_MODULE ((struct module *)0)
| ^
arch/x86/kernel/cpu/sgx/driver.c:137:35: note: in expansion of macro 'THIS_MODULE'
137 | .owner = THIS_MODULE,
| ^~~~~~~~~~~
include/linux/export.h:19:21: note: (near initialization for 'sgx_encl_fops')
19 | #define THIS_MODULE ((struct module *)0)
| ^
arch/x86/kernel/cpu/sgx/driver.c:137:35: note: in expansion of macro 'THIS_MODULE'
137 | .owner = THIS_MODULE,
| ^~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:138:10: error: 'const struct file_operations' has no member named 'open'
138 | .open = sgx_open,
| ^~~~
>> arch/x86/kernel/cpu/sgx/driver.c:138:35: warning: excess elements in struct initializer
138 | .open = sgx_open,
| ^~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:138:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:139:10: error: 'const struct file_operations' has no member named 'release'
139 | .release = sgx_release,
| ^~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:139:35: warning: excess elements in struct initializer
139 | .release = sgx_release,
| ^~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:139:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:140:10: error: 'const struct file_operations' has no member named 'unlocked_ioctl'
140 | .unlocked_ioctl = sgx_ioctl,
| ^~~~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:140:35: warning: excess elements in struct initializer
140 | .unlocked_ioctl = sgx_ioctl,
| ^~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:140:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:142:10: error: 'const struct file_operations' has no member named 'compat_ioctl'
142 | .compat_ioctl = sgx_compat_ioctl,
| ^~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:142:35: warning: excess elements in struct initializer
142 | .compat_ioctl = sgx_compat_ioctl,
| ^~~~~~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:142:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:144:10: error: 'const struct file_operations' has no member named 'mmap'
144 | .mmap = sgx_mmap,
| ^~~~
arch/x86/kernel/cpu/sgx/driver.c:144:35: warning: excess elements in struct initializer
144 | .mmap = sgx_mmap,
| ^~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:144:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:145:10: error: 'const struct file_operations' has no member named 'get_unmapped_area'
145 | .get_unmapped_area = sgx_get_unmapped_area,
| ^~~~~~~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:145:35: warning: excess elements in struct initializer
145 | .get_unmapped_area = sgx_get_unmapped_area,
| ^~~~~~~~~~~~~~~~~~~~~
arch/x86/kernel/cpu/sgx/driver.c:145:35: note: (near initialization for 'sgx_encl_fops')
arch/x86/kernel/cpu/sgx/driver.c:136:37: error: storage size of 'sgx_encl_fops' isn't known
136 | static const struct file_operations sgx_encl_fops = {
| ^~~~~~~~~~~~~
vim +19 include/linux/export.h
b67067f1176df6 Nicholas Piggin 2016-08-24 4
f50169324df4ad Paul Gortmaker 2011-05-23 5 /*
f50169324df4ad Paul Gortmaker 2011-05-23 6 * Export symbols from the kernel to modules. Forked from module.h
f50169324df4ad Paul Gortmaker 2011-05-23 7 * to reduce the amount of pointless cruft we feed to gcc when only
f50169324df4ad Paul Gortmaker 2011-05-23 8 * exporting a simple symbol or two.
f50169324df4ad Paul Gortmaker 2011-05-23 9 *
b92021b09df70c Rusty Russell 2013-03-15 10 * Try not to add #includes here. It slows compilation and makes kernel
b92021b09df70c Rusty Russell 2013-03-15 11 * hackers place grumpy comments in header files.
f50169324df4ad Paul Gortmaker 2011-05-23 12 */
f50169324df4ad Paul Gortmaker 2011-05-23 13
b92021b09df70c Rusty Russell 2013-03-15 14 #ifndef __ASSEMBLY__
f50169324df4ad Paul Gortmaker 2011-05-23 15 #ifdef MODULE
f50169324df4ad Paul Gortmaker 2011-05-23 16 extern struct module __this_module;
f50169324df4ad Paul Gortmaker 2011-05-23 17 #define THIS_MODULE (&__this_module)
f50169324df4ad Paul Gortmaker 2011-05-23 18 #else
f50169324df4ad Paul Gortmaker 2011-05-23 @19 #define THIS_MODULE ((struct module *)0)
f50169324df4ad Paul Gortmaker 2011-05-23 20 #endif
f50169324df4ad Paul Gortmaker 2011-05-23 21
:::::: The code at line 19 was first introduced by commit
:::::: f50169324df4ad942e544386d136216c8617636a module.h: split out the EXPORT_SYMBOL into export.h
:::::: TO: Paul Gortmaker <paul.gortmaker@...driver.com>
:::::: CC: Paul Gortmaker <paul.gortmaker@...driver.com>
--
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