4:23 a.m.
Hi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.13-rc5 next-20210609]
[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/qiang-zhang-windriver-com/eventf...
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
368094df48e680fa51cedb68537408cfa64b788e
config: x86_64-randconfig-a015-20210608 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
d2012d965d60c3258b3a69d024491698f8aec386)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/e11cefc5baf3f6cfb1ec8cd99b80422b6...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
qiang-zhang-windriver-com/eventfd-convert-global-percpu-eventfd_wake_count-to-ctx-percpu-eventfd_wake_count/20210609-112354
git checkout e11cefc5baf3f6cfb1ec8cd99b80422b6f592517
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
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 >>):
In file included from drivers/vhost/net.c:9:
> include/linux/eventfd.h:37:14: error: field has incomplete type
'struct kref'
struct kref kref;
^
include/linux/eventfd.h:37:9: note: forward declaration of 'struct kref'
struct kref kref;
^
1 error generated.
vim +37 include/linux/eventfd.h
35
36 struct eventfd_ctx {
37 struct kref kref;
38 wait_queue_head_t wqh;
39 /*
40 * Every time that a write(2) is performed on an eventfd, the
41 * value of the __u64 being written is added to "count" and a
42 * wakeup is performed on "wqh". A read(2) will return the
"count"
43 * value to userspace, and will reset "count" to zero. The kernel
44 * side eventfd_signal() also, adds to the "count" counter and
45 * issue a wakeup.
46 */
47 __u64 count;
48 unsigned int flags;
49 int id;
50 int __percpu *eventfd_wake_count;
51 };
52
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org