From: Jonathan Corbet <corbet@lwn.net>
To: Jeff Layton <jlayton@kernel.org>
Cc: viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-doc@vger.kernel.org
Subject: Re: [PATCH] Documentation: atomic_open called with shared lock on non-O_CREAT open
Date: Thu, 7 Nov 2019 13:03:49 -0700 [thread overview]
Message-ID: <20191107130349.5b590947@lwn.net> (raw)
In-Reply-To: <20191030104654.6315-1-jlayton@kernel.org>
On Wed, 30 Oct 2019 06:46:54 -0400
Jeff Layton <jlayton@kernel.org> wrote:
> The exclusive lock is only held when O_CREAT is set.
>
> Signed-off-by: Jeff Layton <jlayton@kernel.org>
> ---
> Documentation/filesystems/locking.rst | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Documentation/filesystems/locking.rst b/Documentation/filesystems/locking.rst
> index fc3a0704553c..5057e4d9dcd1 100644
> --- a/Documentation/filesystems/locking.rst
> +++ b/Documentation/filesystems/locking.rst
> @@ -105,7 +105,7 @@ getattr: no
> listxattr: no
> fiemap: no
> update_time: no
> -atomic_open: exclusive
> +atomic_open: shared (exclusive if O_CREAT is set in open flags)
> tmpfile: no
> ============ =============================================
Applied, thanks.
jon
prev parent reply other threads:[~2019-11-07 20:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-30 10:46 [PATCH] Documentation: atomic_open called with shared lock on non-O_CREAT open Jeff Layton
2019-11-07 20:03 ` Jonathan Corbet [this message]
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