linux-kernel - Re: [PATCH 0/2] io_uring: Fix io_uring mmap() by using architecture-provided get_unmapped

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Message-ID: <1ad6ebe8-2f6b-6765-ccbf-4e931bc34351@kernel.dk>
Date:   Fri, 21 Jul 2023 09:42:00 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Helge Deller <deller@....de>, linux-kernel@...r.kernel.org,
        io-uring@...r.kernel.org, linux-ia64@...r.kernel.org,
        Jiri Slaby <jirislaby@...nel.org>, linux-parisc@...r.kernel.org
Subject: Re: [PATCH 0/2] io_uring: Fix io_uring mmap() by using
 architecture-provided get_unmapped_area()

On 7/21/23 9:24?AM, Helge Deller wrote:
> Fix io_uring on IA64 (and x86-32?) which was broken since commit
> d808459b2e31 ("io_uring: Adjust mapping wrt architecture aliasing
> requirements").
> The fix is to switch back to the get_unmapped_area() which is provided by
> each architecture.
> 
> Patch 1 switches io_uring back to use per-arch get_unmapped_area().
> Patch 2 (for IA64) is an independend cleanup.

Let's get this queued up - I marked it for stable as well, for 6.4.
Thanks for taking care of this!

-- 
Jens Axboe