Message ID | 20231215171020.687342-2-bigeasy@linutronix.de |
---|---|
State | New |
Headers |
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[2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id t35-20020a252d23000000b00db54d3a4987si769710ybt.680.2023.12.15.09.12.04 for <ouuuleilei@gmail.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Dec 2023 09:12:04 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-1363-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=jKG9NExl; dkim=neutral (no key) header.i=@linutronix.de header.b=DL38CTnF; spf=pass (google.com: domain of linux-kernel+bounces-1363-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-1363-ouuuleilei=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 0F3AB1C21318 for <ouuuleilei@gmail.com>; Fri, 15 Dec 2023 17:12:04 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id E030246454; Fri, 15 Dec 2023 17:10:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="jKG9NExl"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="DL38CTnF" X-Original-To: linux-kernel@vger.kernel.org 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 36C203FE34; Fri, 15 Dec 2023 17:10:33 +0000 (UTC) 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 From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1702660231; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=b/q97aPaf2TtEboxaC2GbAVq2Ev6772dX7ZG1qr6PDU=; b=jKG9NExlJAUwVurTamQ/Y5uB8afBObOeg/joHUDYSRGRnRYwa7lgFUdmQ0+uYAtN+0VCE8 2p2/M4s4aSIexbGXhUuegc5t1bnNwmC7uFAHUCPJJJM82c0dzhgGda4mXexUlIgWK1K1d+ 5H60g3hC76se2wSZmrNTgrIIQ6rfmzFPtpQ7lX9hz2GJ6BOCK/UmCsWKLeYr/j0ch9RT6u HONWxxGP+4RNGATTUVKpatsI9ZfbOt8rbSe+yRCWzxHNqVLjmGbN67y1qH7EDJkklWykzq Z/1ASP8LDS6FPeMUMHleTPT8kNw4HaYS4AuYqZhSjd88vkVVJ/aG3w+/WEwHig== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1702660231; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=b/q97aPaf2TtEboxaC2GbAVq2Ev6772dX7ZG1qr6PDU=; b=DL38CTnF+tPPzN6vDefTDYcyZ2x9OD840MfG+7VuH9RdiQQVB1J2Vora7r5UtZGkprfmog U2jIr+ukC3v/kcDg== To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: "David S. Miller" <davem@davemloft.net>, Boqun Feng <boqun.feng@gmail.com>, Daniel Borkmann <daniel@iogearbox.net>, Eric Dumazet <edumazet@google.com>, Frederic Weisbecker <frederic@kernel.org>, Ingo Molnar <mingo@redhat.com>, Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, Peter Zijlstra <peterz@infradead.org>, Thomas Gleixner <tglx@linutronix.de>, Waiman Long <longman@redhat.com>, Will Deacon <will@kernel.org>, Sebastian Andrzej Siewior <bigeasy@linutronix.de> Subject: [PATCH net-next 01/24] locking/local_lock: Introduce guard definition for local_lock. Date: Fri, 15 Dec 2023 18:07:20 +0100 Message-ID: <20231215171020.687342-2-bigeasy@linutronix.de> In-Reply-To: <20231215171020.687342-1-bigeasy@linutronix.de> References: <20231215171020.687342-1-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: <linux-kernel.vger.kernel.org> List-Subscribe: <mailto:linux-kernel+subscribe@vger.kernel.org> List-Unsubscribe: <mailto:linux-kernel+unsubscribe@vger.kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785368751766185858 X-GMAIL-MSGID: 1785368751766185858 |
Series |
locking: Introduce nested-BH locking.
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Commit Message
Sebastian Andrzej Siewior
Dec. 15, 2023, 5:07 p.m. UTC
Introduce lock guard definition for local_lock_t. There are no users
yet.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
include/linux/local_lock.h | 11 +++++++++++
1 file changed, 11 insertions(+)
Comments
On Fri, 2023-12-15 at 18:07 +0100, Sebastian Andrzej Siewior wrote: > Introduce lock guard definition for local_lock_t. There are no users > yet. > > Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> > --- > 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..706c4b65d9449 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_LOCK_GUARD_1(local_lock, local_lock_t, > + local_lock(_T->lock), > + local_unlock(_T->lock)) > +DEFINE_LOCK_GUARD_1(local_lock_irq, local_lock_t, > + local_lock_irq(_T->lock), > + local_unlock_irq(_T->lock)) DEFINE_GUARD should fit for the 2 above, right? Cheers, Paolo
On 2023-12-18 09:16:49 [+0100], Paolo Abeni wrote: > > --- 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_LOCK_GUARD_1(local_lock, local_lock_t, > > + local_lock(_T->lock), > > + local_unlock(_T->lock)) > > +DEFINE_LOCK_GUARD_1(local_lock_irq, local_lock_t, > > + local_lock_irq(_T->lock), > > + local_unlock_irq(_T->lock)) > > DEFINE_GUARD should fit for the 2 above, right? Yes, that will work. Let me update it. > Cheers, > > Paolo Sebastian
diff --git a/include/linux/local_lock.h b/include/linux/local_lock.h index e55010fa73296..706c4b65d9449 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_LOCK_GUARD_1(local_lock, local_lock_t, + local_lock(_T->lock), + local_unlock(_T->lock)) +DEFINE_LOCK_GUARD_1(local_lock_irq, local_lock_t, + local_lock_irq(_T->lock), + local_unlock_irq(_T->lock)) +DEFINE_LOCK_GUARD_1(local_lock_irqsave, local_lock_t, + local_lock_irqsave(_T->lock, _T->flags), + local_unlock_irqrestore(_T->lock, _T->flags), + unsigned long flags) + #endif