From: Al Viro <viro@zeniv.linux.org.uk>
To: Rik van Riel <riel@surriel.com>
Cc: linux-kernel@vger.kernel.org, kernel-team@fb.com,
Chris Mason <clm@fb.com>, "Paul E. McKenney" <paulmck@kernel.org>,
linux-fsdevel@vger.kernel.org,
Giuseppe Scrivano <gscrivan@redhat.com>
Subject: Re: [PATCH][RFC] ipc,fs: use rcu_work to free struct ipc_namespace
Date: Fri, 18 Feb 2022 03:29:56 +0000 [thread overview]
Message-ID: <Yg8StKzTWh+7FLuA@zeniv-ca.linux.org.uk> (raw)
In-Reply-To: <20220217153620.4607bc28@imladris.surriel.com>
On Thu, Feb 17, 2022 at 03:36:20PM -0500, Rik van Riel wrote:
> The patch works, but a cleanup question for Al Viro:
>
> How do we get rid of #include "../fs/mount.h" and the raw ->mnt_ns = NULL thing
> in the cleanest way?
Hell knows... mnt_make_shortterm(mnt) with big, fat warning along the lines of
"YOU MUST HAVE AN RCU GRACE PERIOD BEFORE YOU DROP THAT REFERENCE!!!", perhaps?
next prev parent reply other threads:[~2022-02-18 3:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-17 20:36 Rik van Riel
2022-02-17 21:55 ` Paul E. McKenney
2022-02-18 3:29 ` Al Viro [this message]
2022-02-18 5:31 ` Paul E. McKenney
2022-02-18 13:01 ` Christian Brauner
2022-02-18 16:08 ` Eric W. Biederman
2022-02-18 16:41 ` Paul E. McKenney
2022-02-18 16:54 ` Rik van Riel
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