From patchwork Tue Jun 18 07:13:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Andrzej Siewior X-Patchwork-Id: 13701881 X-Patchwork-Delegate: kuba@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 44CCA131E33; Tue, 18 Jun 2024 07:25:32 +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=1718695534; cv=none; b=sHccYuylJafcOPie3JhqUG0xUkoeEdnzETf7yGHou9cEKkwqdvhprLvnmMwB6+CUXcMjSIGZcnCo0jySOHSsa8EX0NX30KdZOiUr8JLn7yZFPSjwcIQoJ5PZaRr6ZZB7x5nzzz35K2amlDohQTO4ITReyOGJXVkaYAGk5SYPa3s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718695534; c=relaxed/simple; bh=JY6ydblJxV3mkgvucOoAjw6D4clChvFMAFGtZ6EWhAg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=RmX5Pkf492CVhnWeSUKomGoQw86OOW5fL7cqB/1WsUJOnnva973WGQ+FoZtrmzv4DZuiLkHnwDm/GWqLzOyHcqpKj8LnNM+ySFHTUYHD+evJBGxuI/zoyk7f6/tF61R0LMIMFDtwJJESIQzYsAfOYnuWhxmvXWte20c4Rgw5k58= 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=xw0sFZjX; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=KncEbNOS; 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="xw0sFZjX"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="KncEbNOS" From: Sebastian Andrzej Siewior DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1718695531; 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=D7uoLiV1k+rI19wogyKAy82/pJLM3IfKwwDbBRQvfd8=; b=xw0sFZjX5HmV74K1JLR1T/oOA/jFgdzFeSVvQDQCtQCbxQVRtd7jzE0IdUaBDw4c47BB15 ISjxYkEnYDFnTXUlcJDL1rLFpt28U0haClaEzmOcIO3q+DKAoLllNcBpYbSQSDGVOoP2AR 5yKDGvfavgMkbyCbfTqOf0ff2pQoL3eVDRhmYMsgALfuJrNlMpaf58Ba7uFcJrtALN3gBT ONIRZJW72GcBxOkqMzKucNoy5XlEy3gYbtBCWdDFBNwCAh1TT1cg3z8bwfp6JhMtlTLcdH +wz3aX4f5qyHgS0T3hEA8PtjBdQN88onfRRECaZl/gnjI3uwMyQyMlIwIUVdVw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1718695531; 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=D7uoLiV1k+rI19wogyKAy82/pJLM3IfKwwDbBRQvfd8=; b=KncEbNOSElYIw3zGtTh0rMaLzKrJyPa8ff8Ez4osZAspFeBfiJGj0xStu11Mbprw3gRm44 n4eunjyCAYC2QwBw== To: 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 , Thomas Gleixner , Waiman Long , Will Deacon , Sebastian Andrzej Siewior Subject: [PATCH v7 net-next 01/15] locking/local_lock: Introduce guard definition for local_lock. Date: Tue, 18 Jun 2024 09:13:17 +0200 Message-ID: <20240618072526.379909-2-bigeasy@linutronix.de> In-Reply-To: <20240618072526.379909-1-bigeasy@linutronix.de> References: <20240618072526.379909-1-bigeasy@linutronix.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Introduce lock guard definition for local_lock_t. There are no users yet. Acked-by: Peter Zijlstra (Intel) Reviewed-by: Thomas Gleixner 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