linux-kernel - Re: [PATCH] fs: add bounds checking when updating ctime

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Message-Id: <20230920-kauffreudig-getarnt-7d40f13f7830@brauner>
Date:   Wed, 20 Sep 2023 10:49:52 +0200
From:   Christian Brauner <brauner@...nel.org>
To:     Jeff Layton <jlayton@...nel.org>
Cc:     Christian Brauner <brauner@...nel.org>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Alexander Viro <viro@...iv.linux.org.uk>
Subject: Re: [PATCH] fs: add bounds checking when updating ctime

On Tue, 19 Sep 2023 13:35:11 -0400, Jeff Layton wrote:
> During some discussion around another patch, Linus pointed out that
> we don't want to skip updating the ctime unless the current coarse
> time is in a reasonable range.
> 
> When updating the ctime on a multigrain filesystem, only keep the
> current ctime if the coarse time is less than 2 jiffies earlier.
> 
> [...]

Applied to the vfs.ctime branch of the vfs/vfs.git tree.
Patches in the vfs.ctime branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs.ctime

[1/1] fs: add bounds checking when updating ctime
      https://git.kernel.org/vfs/vfs/c/0445adc637bc