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Message-ID: <20230126135815.7hjwrrv77y2en2ku@techsingularity.net>
Date: Thu, 26 Jan 2023 13:58:15 +0000
From: Mel Gorman <mgorman@...hsingularity.net>
To: Suren Baghdasaryan <surenb@...gle.com>
Cc: akpm@...ux-foundation.org, michel@...pinasse.org,
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Subject: Re: [PATCH v3 2/7] mm: introduce vma->vm_flags wrapper functions
On Wed, Jan 25, 2023 at 03:35:49PM -0800, Suren Baghdasaryan wrote:
> vm_flags are among VMA attributes which affect decisions like VMA merging
> and splitting. Therefore all vm_flags modifications are performed after
> taking exclusive mmap_lock to prevent vm_flags updates racing with such
> operations. Introduce modifier functions for vm_flags to be used whenever
> flags are updated. This way we can better check and control correct
> locking behavior during these updates.
>
> Signed-off-by: Suren Baghdasaryan <surenb@...gle.com>
With or without the suggested rename;
Acked-by: Mel Gorman <mgorman@...hsingularity.net>
--
Mel Gorman
SUSE Labs
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