Messages in this thread | | | Subject | Re: [PATCH] task_work: add a scheduling point in task_work_run() | From | Eric Dumazet <> | Date | Tue, 21 Aug 2012 23:32:05 +0200 |
| |
On Tue, 2012-08-21 at 16:37 -0400, Mimi Zohar wrote:
> We're here, because fput() called schedule_work() to delay the last > fput(). The execution needs to take place before the syscall returns to > userspace. Need to read __schedule()... Do you know if cond_resched() > can guarantee that it will be executed before the return to userspace?
Some clarifications :
- fput() does not call schedule_work() in this case but task_work_add()
- cond_resched() wont return to userspace.
| |