Re: [PATCH 0/3] iopoll fixes

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On 24/06/2020 19:50, Pavel Begunkov wrote:
> Did more comprehensive iopoll testing and found some more problems.
> 
> [1] is from the previous series. Actually, v2 for this one, addressing
> the double-reissue bug found by Jens. It maybe not as efficient, but
> simple and easy to backport.
> 
> [2,3] current->mm NULL deref

And yet there are issues left... I'll resend

> 
> Pavel Begunkov (3):
>   io_uring: fix hanging iopoll in case of -EAGAIN
>   io_uring: fix current->mm NULL dereference on exit
>   io_uring: fix NULL-mm for linked reqs
> 
>  fs/io_uring.c | 33 ++++++++++++++++++++++-----------
>  1 file changed, 22 insertions(+), 11 deletions(-)
> 

-- 
Pavel Begunkov



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