mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Revert "workqueue: remove unused cancel_work()" 

[ Upstream commit 73b4b53276 ]

This reverts commit 6417250d3f.

amdpgu need this function in order to prematurly stop pending
reset works when another reset work already in progress.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Lai Jiangshan<jiangshanlai@gmail.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: 91d3d14997 ("r8169: prevent potential deadlock in rtl8169_close")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Andrey Grodzovsky 2022-05-19 09:47:28 -04:00 committed by Greg Kroah-Hartman
parent 72ce3379cd
commit 8a909c1198
2 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/linux/workqueue.h
View File

@ -460,6 +460,7 @@ extern int schedule_on_each_cpu(work_func_t func);
int execute_in_process_context(work_func_t fn, struct execute_work *);
extern bool flush_work(struct work_struct *work);
extern bool cancel_work(struct work_struct *work);
extern bool cancel_work_sync(struct work_struct *work);
extern bool flush_delayed_work(struct delayed_work *dwork);

9
kernel/workqueue.c
View File

@ -3240,6 +3240,15 @@ static bool __cancel_work(struct work_struct *work, bool is_dwork)
return ret;
}
/*
* See cancel_delayed_work()
*/
bool cancel_work(struct work_struct *work)
{
return __cancel_work(work, false);
}
EXPORT_SYMBOL(cancel_work);
/**
* cancel_delayed_work - cancel a delayed work
* @dwork: delayed_work to cancel