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From: David Howells <dhowells@redhat.com>
To: Jeff Layton <jlayton@kernel.org>
Cc: dhowells@redhat.com, linkinjeon@kernel.org, sfrench@samba.org,
	senozhatsky@chromium.org, tom@talpey.com,
	linux-cifs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] ksmbd: use F_SETLK when unlocking a file
Date: Mon, 14 Nov 2022 11:40:46 +0000	[thread overview]
Message-ID: <575070.1668426046@warthog.procyon.org.uk> (raw)
In-Reply-To: <20221111131153.27075-1-jlayton@kernel.org>

Jeff Layton <jlayton@kernel.org> wrote:

> ksmbd seems to be trying to use a cmd value of 0 when unlocking a file.
> That activity requires a type of F_UNLCK with a cmd of F_SETLK. For
> local POSIX locking, it doesn't matter much since vfs_lock_file ignores
> @cmd, but filesystems that define their own ->lock operation expect to
> see it set sanely.
> 
> Cc: David Howells <dhowells@redhat.com>
> Signed-off-by: Jeff Layton <jlayton@kernel.org>

Reviewed-by: David Howells <dhowells@redhat.com>


  parent reply	other threads:[~2022-11-14 11:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-11 13:11 [PATCH] ksmbd: use F_SETLK when unlocking a file Jeff Layton
2022-11-11 15:16 ` Namjae Jeon
2022-11-14 11:40 ` David Howells [this message]
2022-11-15  9:01 ` Christoph Hellwig
2022-11-15 15:22   ` Jeff Layton
2022-11-16  6:14     ` Christoph Hellwig

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