From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7EDD2525D; Fri, 7 Jun 2024 08:51:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717750273; cv=none; b=G1h1Xla38vTLOE3Ju1pwfrNf4b4xBG8dtePeWdAuUeP1FIbwsrjVJILqnldPiDQteHto/5cMfP7L5v1ni11eeDL7GyiOq7QXcpTQCCARi5zefwmjoMSHxzhuHtfvr4TwCQPuuykDp4FLIB75sKzbhHmayLf/vtpSyg64/C+g1fI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717750273; c=relaxed/simple; bh=vpgHYf4KNjaS10gM3AzhCsI3g/sQUs9BDH6puuuj7JQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=c7i4ji7/jUclxZ02MQ58F6ggt8AF7qR9LVKLcxvmIeUFGqu3S8oKTmxPDzsoJ0gnjZOQEEDiCMzbPN6MS3nZZV8TEu3mEqNLiIlGqCBzgnFkq3FANEEdApDoL826tbxYIGE2MIlKUv9yQsDvFlN2fB80ZkayJL/Ko3yJVzmCQLc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=JMZRRWwQ; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="JMZRRWwQ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=N3eKsRnAYRK1h7qu28YJgeAnWFt3S0skQfE4J69qFxk=; b=JMZRRWwQsTsU7BtGunXVqRfkhz g6GjdKkVdNPkfyyOgBHxQDvAbn53C5lPynN2rJmPjJxftVNVQK3fMNOTYToo6HvtaAcXLFY5RyK78 HzSoxn9hnUMO03n3P0C5cUCCaRu12lTzPglLuZvuMiW0kqtj/rBqxFOZrlM4+0pZHXdeyehFgarn9 eug3hruCLSbgbQVdGH39JQ5gpzqEt8hqFjrfvkpvKyM58VF/TuvWiMAPqjkip1b8WU5Nn7VF3/SQi i+KEBDGLJwZRQWhIT7DHXJL8/uzObc/m5upJT9jgulskyH/IsPfXGUuS1Onpgfe5mmRud/234bjDz Cg4OS8vQ==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.97.1 #2 (Red Hat Linux)) id 1sFVJP-00000004f73-0aAS; Fri, 07 Jun 2024 08:51:03 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 8EDDE30058E; Fri, 7 Jun 2024 10:50:55 +0200 (CEST) Date: Fri, 7 Jun 2024 10:50:55 +0200 From: Peter Zijlstra To: Sebastian Andrzej Siewior Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, "David S. Miller" , Daniel Bristot de Oliveira , Boqun Feng , Daniel Borkmann , Eric Dumazet , Frederic Weisbecker , Ingo Molnar , Jakub Kicinski , Paolo Abeni , Thomas Gleixner , Waiman Long , Will Deacon Subject: Re: [PATCH v5 net-next 01/15] locking/local_lock: Introduce guard definition for local_lock. Message-ID: <20240607085055.GL8774@noisy.programming.kicks-ass.net> References: <20240607070427.1379327-1-bigeasy@linutronix.de> <20240607070427.1379327-2-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240607070427.1379327-2-bigeasy@linutronix.de> On Fri, Jun 07, 2024 at 08:53:04AM +0200, Sebastian Andrzej Siewior wrote: > Introduce lock guard definition for local_lock_t. There are no users > yet. > > Signed-off-by: Sebastian Andrzej Siewior Acked-by: Peter Zijlstra (Intel) > --- > include/linux/local_lock.h | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/include/linux/local_lock.h b/include/linux/local_lock.h > index e55010fa73296..82366a37f4474 100644 > --- a/include/linux/local_lock.h > +++ b/include/linux/local_lock.h > @@ -51,4 +51,15 @@ > #define local_unlock_irqrestore(lock, flags) \ > __local_unlock_irqrestore(lock, flags) > > +DEFINE_GUARD(local_lock, local_lock_t __percpu*, > + local_lock(_T), > + local_unlock(_T)) > +DEFINE_GUARD(local_lock_irq, local_lock_t __percpu*, > + local_lock_irq(_T), > + local_unlock_irq(_T)) > +DEFINE_LOCK_GUARD_1(local_lock_irqsave, local_lock_t __percpu, > + local_lock_irqsave(_T->lock, _T->flags), > + local_unlock_irqrestore(_T->lock, _T->flags), > + unsigned long flags) > + > #endif > -- > 2.45.1 >