linux-kernel - Re: [PATCH v2] mmap_lock: Change trace and locking order

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Message-ID: <c2fc9aff-4275-3025-fced-83c0f69e69b1@suse.cz>
Date:   Mon, 6 Sep 2021 17:00:18 +0200
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Liam Howlett <liam.howlett@...cle.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        Michel Lespinasse <walken.cr@...il.com>,
        Matthew Wilcox <willy@...radead.org>
Subject: Re: [PATCH v2] mmap_lock: Change trace and locking order

On 9/3/21 04:21, Liam Howlett wrote:
> Print to the trace log before releasing the lock to avoid racing with
> other trace log printers of the same lock type.

That description could use more details maybe?

> Signed-off-by: Liam R. Howlett <Liam.Howlett@...cle.com>
> Suggested-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

Acked-by: Vlastimil Babka <vbabka@...e.cz>