[dm-devel] [PATCH] block: Make rescuer threads per request_queue, not per bioset
kbuild test robot
lkp at intel.com
Wed Feb 8 06:22:42 UTC 2017
Hi Kent,
[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc7]
[cannot apply to next-20170207]
[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/Kent-Overstreet/block-Make-rescuer-threads-per-request_queue-not-per-bioset/20170208-130414
config: x86_64-randconfig-x014-201706 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All errors (new ones prefixed by >>):
kernel/sched/core.c: In function 'sched_submit_work':
>> kernel/sched/core.c:3445:7: error: implicit declaration of function 'bio_list_empty' [-Werror=implicit-function-declaration]
!bio_list_empty(&tsk->bio_list->bios) &&
^~~~~~~~~~~~~~
>> kernel/sched/core.c:3445:36: error: dereferencing pointer to incomplete type 'struct bio_plug_list'
!bio_list_empty(&tsk->bio_list->bios) &&
^~
>> kernel/sched/core.c:3447:3: error: implicit declaration of function 'blk_punt_blocked_bios' [-Werror=implicit-function-declaration]
blk_punt_blocked_bios(tsk->bio_list);
^~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/bio_list_empty +3445 kernel/sched/core.c
3439 static inline void sched_submit_work(struct task_struct *tsk)
3440 {
3441 if (!tsk->state || tsk_is_pi_blocked(tsk))
3442 return;
3443
3444 if (tsk->bio_list &&
> 3445 !bio_list_empty(&tsk->bio_list->bios) &&
3446 tsk->bio_list->q->rescue_workqueue)
> 3447 blk_punt_blocked_bios(tsk->bio_list);
3448
3449 /*
3450 * If we are going to sleep and we have plugged IO queued,
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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