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SubjectRe: [PATCH 0/3] io_uring: Fix async workqueue is not canceled on some corner case
On Tue, Sep 15, 2020 at 04:15:48PM +0800, Muchun Song wrote:
> We should make sure that async workqueue is canceled on exit, but on
> some corner case, we found that the async workqueue is not canceled
> on exit in the linux-5.4. So we started an in-depth investigation.
> Fortunately, we finally found the problem. The commit:
> 1c4404efcf2c ("io_uring: make sure async workqueue is canceled on exit")
> did not completely solve this problem. This patch series to solve this
> problem completely. And there's no upstream variant of this commit, so
> this patch series is just fix the linux-5.4.y stable branch.
> Muchun Song (2):
> io_uring: Fix missing smp_mb() in io_cancel_async_work()
> io_uring: Fix remove irrelevant req from the task_list
> Yinyin Zhu (1):
> io_uring: Fix resource leaking when kill the process
> fs/io_uring.c | 45 +++++++++++++++++++++++++++++----------------
> 1 file changed, 29 insertions(+), 16 deletions(-)
> --
> 2.11.0


This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read:
for how to do this properly.


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