From patchwork Fri Feb 21 17:44:25 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kiszka X-Patchwork-Id: 868873 Received: from mta-65-226.siemens.flowmailer.net (mta-65-226.siemens.flowmailer.net [185.136.65.226]) (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 0635A250BE2 for ; Fri, 21 Feb 2025 17:44:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.136.65.226 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740159879; cv=none; b=pYB4psgs51bmXpd6CJjVRst2T5zIOEbzFiFAxEu6Qc7IMKbBd2d0lsMlruQzx7Dagz9EXxBEplBtIuQ+RFaaCbPwnFlGbWrRaYLuQ1vtNJlku8bO+7tljdmv6r5SmROee37kcb3ZnzBSYB+UH3/f7JIsg8tx1KK1KOqeSi2tYLI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740159879; c=relaxed/simple; bh=/CjSY5t2hAmWsRakO82xJ2VQmD+iQWuE+ehvrsRELRQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=V8ywymtUOu07kfsScGvOWYeKsLXYvB+tuCnLAU//gKcf1yEH/EySbFWmJK0ay/tSllBv+qQjx4Eo6lNXYbe4vqLEMf39TovCTxyWKiUJUIYj1kjJTb79X5YdvWcgSNKd2YWgvqKF9Mh8CrFzsStLMJJU2q6XSk4K7H6GFR27C8E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=siemens.com; spf=pass smtp.mailfrom=rts-flowmailer.siemens.com; dkim=pass (2048-bit key) header.d=siemens.com header.i=jan.kiszka@siemens.com header.b=aFrg1IZC; arc=none smtp.client-ip=185.136.65.226 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=siemens.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rts-flowmailer.siemens.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=siemens.com header.i=jan.kiszka@siemens.com header.b="aFrg1IZC" Received: by mta-65-226.siemens.flowmailer.net with ESMTPSA id 202502211744282274a47580795f54dc for ; Fri, 21 Feb 2025 18:44:28 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm1; d=siemens.com; i=jan.kiszka@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:Cc:References:In-Reply-To; bh=27cs8I+6qCV9+Ed2Jt7ukHjW8TQgn0i2uzLEi23vu54=; b=aFrg1IZCqzKUB7DntC0sREi0HzJWzR+p93h9v8jWeKdad2g7ZXksPLmdiFZeyjNNpztdwg nAnwZRJUTtslQw6bmYmKkodEBIeYlC0RNbeYrAHXKRE89gsWfHsofpGkaKGuUYh19U0MC+hV /p20MW24NYFirBoEsOr2KNZUXoiRcXOlBL8mXpceUwMeqcw3/hoFO4rGwr1h1pXCBcMC4yWq soQEEXJbqLU2vGaSsnkTMvMS3F0X6VznGXLSbfv8Q0AEwgw56p5+a9vSfyO6MKhaDocp/SxC C9Qjx3LHNkmn1MmDd0cmw6Oh83AHNktax/nixRkLf4THjNIWrtp/8D/g==; From: Jan Kiszka To: "Luis Claudio R . Goncalves" , stable-rt@vger.kernel.org, Pavel Machek Cc: linux-kernel@vger.kernel.org, linux-rt-users , Clark Williams , Steven Rostedt , Joseph Salisbury , Florian Bezdeka , Felix Moessbauer , Andreas Ziegler Subject: [5.10-rt][PATCH 1/2] u64_stats: Introduce u64_stats_set() Date: Fri, 21 Feb 2025 18:44:25 +0100 Message-ID: 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 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-294854:519-21489:flowmailer From: Ahmed S. Darwish [ 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: Jan Kiszka --- 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 f23192d555285..af6fc08d2fcac 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -83,6 +83,11 @@ 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); @@ -104,6 +109,11 @@ 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;