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Message-ID: <1eb5d0ef-efea-4ed5-85b1-bf4f685ddb90@suse.cz>
Date: Tue, 5 Aug 2025 15:54:41 +0200
From: Vlastimil Babka <vbabka@...e.cz>
To: Suren Baghdasaryan <surenb@...gle.com>, akpm@...ux-foundation.org
Cc: Liam.Howlett@...cle.com, lorenzo.stoakes@...cle.com, david@...hat.com,
peterx@...hat.com, jannh@...gle.com, hannes@...xchg.org, mhocko@...nel.org,
paulmck@...nel.org, shuah@...nel.org, adobriyan@...il.com,
brauner@...nel.org, josef@...icpanda.com, yebin10@...wei.com,
linux@...ssschuh.net, willy@...radead.org, osalvador@...e.de,
andrii@...nel.org, ryan.roberts@....com, christophe.leroy@...roup.eu,
tjmercier@...gle.com, kaleshsingh@...gle.com, aha310510@...il.com,
linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
linux-mm@...ck.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH v2 2/3] fs/proc/task_mmu: factor out proc_maps_private
fields used by PROCMAP_QUERY
On 8/5/25 1:15 AM, Suren Baghdasaryan wrote:
> Refactor struct proc_maps_private so that the fields used by PROCMAP_QUERY
> ioctl are moved into a separate structure. In the next patch this allows
> ioctl to reuse some of the functions used for reading /proc/pid/maps
> without using file->private_data. This prevents concurrent modification
> of file->private_data members by ioctl and /proc/pid/maps readers.
>
> The change is pure code refactoring and has no functional changes.
>
> Signed-off-by: Suren Baghdasaryan <surenb@...gle.com>
Reviewed-by: Vlastimil Babka <vbabka@...e.cz>
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