From patchwork Mon Mar 3 22:52:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Zanussi X-Patchwork-Id: 870033 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 15FDB23AE9A; Mon, 3 Mar 2025 22:53:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741042384; cv=none; b=J32G0y/SqEMK6a5WGttwJ93o2B3/rJL5C8mAfdffJvn1c4AIt6gULmHc/Zi3ggfIyg8wwdpitLSHGEeDvLz5DLOQBZ20slFxZKGTF61pfBbdfnrrYfSybORrhK2oQLjMJ/xd6mNpCt8XU1MMH3igm/isrEE/6mRN7gxLK0TiDLY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741042384; c=relaxed/simple; bh=5PDd9P7Q48zvxj9nWm103R4PqBL3obiE2ckN/i5QNBQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ckW1xWELEkjuaoHIKlRvbejGv98x2r3yWbhuT0/2Cc8hU1G5iEKghrCAazqxPJR0oOkbUdPhMHVcbLucloAEU/cSDQqpEIdHiziTVmyCAJE44zDwVngXtYaymq7ohMJYL5RS+BXyd9xV4dzY5LxE3y8md6O9JoRykPbxMTMdP70= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UuTsYsz/; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UuTsYsz/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7CD43C4CEEB; Mon, 3 Mar 2025 22:53:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741042383; bh=5PDd9P7Q48zvxj9nWm103R4PqBL3obiE2ckN/i5QNBQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UuTsYsz/bGnrF+Anbf4aEisFt2efzFY0cZk4PFv7cq9bZ9IfuLVXocAjpcQBl6M92 4YZzVW7kN5GVzbxmhCmteT58yUdb/ChZkzJFR4t+yOtyPJcNUZ4HKlQ2Bbflqp8cgT szEP5E34V2qRtBpcnzvFVGD8UMQTEPCRoqWYSLjXrzHJEUnRIeEV4B7qwP/gQ5M8kU BUeb4cKgqzlc5/EZ7xyrFhIPLqzZz9EwJvDOP/RTmRzENK3g8qB8Ca3tq/fACWrPB4 WoXJfntzI4CCsUfTgAr2q8u2SmiYMxo+BVqg+j/fidgKdrrixkayUytVh0wHizpP+K US3e09Kh3d6Ew== From: zanussi@kernel.org To: LKML , linux-rt-users , Steven Rostedt , Thomas Gleixner , Carsten Emde , John Kacur , Sebastian Andrzej Siewior , Daniel Wagner , Clark Williams , "Luis Claudio R. Goncalves" , Joseph Salisbury , Tom Zanussi Cc: "Ahmed S. Darwish" , "David S . Miller" Subject: [PATCH RT 2/4] u64_stats: Introduce u64_stats_set() Date: Mon, 3 Mar 2025 16:52:56 -0600 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-rt-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: "Ahmed S. Darwish" v5.4.290-rt96-rc1 stable review patch. If anyone has any objections, please let me know. ----------- [ Upstream commit f2efdb17928924c9c935c136dea764a081032006 ] Allow to directly set a u64_stats_t value which is used to provide an init function which sets it directly to zero intead of memset() the value. Add u64_stats_set() to the u64_stats API. [bigeasy: commit message. ] Signed-off-by: Ahmed S. Darwish Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: David S. Miller Signed-off-by: Tom Zanussi --- include/linux/u64_stats_sync.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index a1f656fc317e6..cae87feb82d6e 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -80,6 +80,11 @@ static inline u64 u64_stats_read(const u64_stats_t *p) return local64_read(&p->v); } +static inline void u64_stats_set(u64_stats_t *p, u64 val) +{ + local64_set(&p->v, val); +} + static inline void u64_stats_add(u64_stats_t *p, unsigned long val) { local64_add(val, &p->v); @@ -101,6 +106,11 @@ static inline u64 u64_stats_read(const u64_stats_t *p) return p->v; } +static inline void u64_stats_set(u64_stats_t *p, u64 val) +{ + p->v = val; +} + static inline void u64_stats_add(u64_stats_t *p, unsigned long val) { p->v += val;