Re: [PATCH v2 0/3] io_uring mm related abuses

[Jens Axboe <axboe@kernel.dk>]

On 6/24/25 7:40 AM, Pavel Begunkov wrote:
> Patch 1 uses unpin_user_folio instead of the page variant.
> Patches 2-3 make sure io_uring doesn't make any assumptions
> about user pointer alignments.
> 
> v2: change patch 1 tags
>     use folio_page_idx()
> 
> Pavel Begunkov (3):
>   io_uring/rsrc: fix folio unpinning
>   io_uring/rsrc: don't rely on user vaddr alignment
>   io_uring: don't assume uaddr alignment in io_vec_fill_bvec
> 
>  io_uring/rsrc.c | 27 ++++++++++++++++++++-------
>  io_uring/rsrc.h |  1 +
>  2 files changed, 21 insertions(+), 7 deletions(-)

Hand applied, as this is against an older tree. Please check patch 1
in the current tree. Thanks!

-- 
Jens Axboe