From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 6C7DE188CAD; Fri, 7 Jun 2024 13:55:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717768518; cv=none; b=m19NgZ902NZ0gqkyKmotgh0FRs4VrjwsVtf0pHNsEMYa/ZEg5cRNfqw2zKdyAkTvHofJSKynz5Y7hFelY4x/s3iVixdAidhES159i2BKB5M02q6T3mohUoWOpqrWwufb7jVxH8UeHavOCA+//28c8A6VilSP+3GhnSLGFPSGDhs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717768518; c=relaxed/simple; bh=MpGPHSF59x5sfLf51SEu8OM1/zIpfxVdvnp7NS10R64=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=BiLmUAnO3ybleW9RQdZsxSOpdmvOPmsp84RMDGCA0ZbxpUEOEZMjATc0Am7yRefvlFhdcEsvAKgv3Eb/H4xSJE9GvtijGs1R4csBay1SzmH4fufrcvIbtwepbyOPTkEH/62ftzXlDCCedwAzQZJzde59Eoupt6j9CwDrCIlLPhA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=SRaIZ4cL; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=0GuEBcVR; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="SRaIZ4cL"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="0GuEBcVR" From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1717768504; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=a5TFPo8LFoQlHtTGJ0fO8j3vVvVYoqqauiwFRzKUJEI=; b=SRaIZ4cLKtg8sxove6CR7eHic/rlgNK1XRrEhdiQ32xXjJjN8e3WW+wyW+vwnw/S1wf1Gw 8b0/naQekhSYmzdNCIqrVMoqMcRapurCCK2o4Lv+yj9hm/17/9+2h8rDsdaQksLoMjE3pl JP4e2FWevW198JxkWG2oolpxHo1eF7gN5CjmbjrpHNnLZiILaGgq3qF6ZwVQkju0pxJ6zp FQauAxc4BYHR5XIBo1WAAAc43tDxbHXXr6NILy5aQHtxdNNUnphyxoQdSNA2eY/RE1YyLq vZI4ZCYj0AE6g7+/n5wjO17bfqTMHDLHCXjRWCkqY77rard5EdpnuH/kiJ9nKg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1717768504; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=a5TFPo8LFoQlHtTGJ0fO8j3vVvVYoqqauiwFRzKUJEI=; b=0GuEBcVR3G2ikuUk5jZsMQ8QElmbCLMuZwyUgTwWd/OQfe3cgT/2Z0zzHb/6Sj5zK/w6yg 78b3JjUWmuvvD/CA== To: Sebastian Andrzej Siewior , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: "David S. Miller" , Daniel Bristot de Oliveira , Boqun Feng , Daniel Borkmann , Eric Dumazet , Frederic Weisbecker , Ingo Molnar , Jakub Kicinski , Paolo Abeni , Peter Zijlstra , Waiman Long , Will Deacon , Sebastian Andrzej Siewior Subject: Re: [PATCH v5 net-next 01/15] locking/local_lock: Introduce guard definition for local_lock. In-Reply-To: <20240607070427.1379327-2-bigeasy@linutronix.de> References: <20240607070427.1379327-1-bigeasy@linutronix.de> <20240607070427.1379327-2-bigeasy@linutronix.de> Date: Fri, 07 Jun 2024 15:55:03 +0200 Message-ID: <878qzg26yw.ffs@tglx> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Fri, Jun 07 2024 at 08:53, Sebastian Andrzej Siewior wrote: > Introduce lock guard definition for local_lock_t. There are no users > yet. > > Signed-off-by: Sebastian Andrzej Siewior > --- > 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 Reviewed-by: Thomas Gleixner