linux-kernel - Re: [PATCH][v2] virtio_fs: Remove redundant spinlock in virtio_fs_request

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Message-ID: <CAJfpegvBFDLDQCKTi-rY1zZWukQkn0nN7kU8QcXLs_QYZK5w8g@mail.gmail.com>
Date: Wed, 2 Jul 2025 07:42:22 +0200
From: Miklos Szeredi <miklos@...redi.hu>
To: lirongqing <lirongqing@...du.com>
Cc: vgoyal@...hat.com, stefanha@...hat.com, eperezma@...hat.com, 
	virtualization@...ts.linux.dev, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH][v2] virtio_fs: Remove redundant spinlock in virtio_fs_request_complete()

On Sun, 15 Jun 2025 at 15:22, lirongqing <lirongqing@...du.com> wrote:
>
> From: Li RongQing <lirongqing@...du.com>
>
> Since clear_bit is an atomic operation, the spinlock is redundant and
> can be removed, reducing lock contention is good for performance.
>
> Signed-off-by: Li RongQing <lirongqing@...du.com>

Applied, thanks.

Miklos