From: Peter Zijlstra <peterz@infradead.org>
To: Yajun Deng <yajun.deng@linux.dev>
Cc: will@kernel.org, boqun.feng@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] refcount: introduce refcount_is_one() helper function
Date: Thu, 18 Nov 2021 08:42:00 +0100 [thread overview]
Message-ID: <20211118074200.GF174703@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <20211118035328.5730-1-yajun.deng@linux.dev>
On Thu, Nov 18, 2021 at 11:53:28AM +0800, Yajun Deng wrote:
> There are many cases where it is necessary to determine if refcount is one,
> introduce refcount_is_one() helper function for these cases.
Give me one that is not racy?
next prev parent reply other threads:[~2021-11-18 7:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-18 3:53 [PATCH] refcount: introduce refcount_is_one() helper function Yajun Deng
2021-11-18 7:42 ` Peter Zijlstra [this message]
2021-11-18 8:12 ` yajun.deng
2021-11-18 8:44 ` Peter Zijlstra
2021-11-18 10:34 ` yajun.deng
2021-11-18 10:49 ` Peter Zijlstra
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