From patchwork Wed Nov 20 06:47:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ran Xiaokai X-Patchwork-Id: 13880748 X-Patchwork-Delegate: kuba@kernel.org Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.2]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 29366184F; Wed, 20 Nov 2024 06:48:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.2 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732085300; cv=none; b=c9sTUOEHgwpFzIfSt3Ez6Skk1yJpFLy13LnYVct6YnYmZVxANqvxzgXWtl/JSxsyjZ9LaN4z3L1MTmkZSfUk1l2Kkqk03Q063RWpNVDUdmJNlHxihKeqBnDUqkRd/xVnjN9GyBjZjA0CODDHABOMSu/wfAuA2FhMqLiuq1gOn8Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1732085300; c=relaxed/simple; bh=n8SLLWK3MQkDR1z3H0Re1trDYjqiMeMiHJSiS1serxo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=ti3LFY6XxYdBU7ZEM+CeSuwrhUxR5JdeQAh98ylsFpLikLb3lAd0Mnc98yhYNdB30QDzfkTWswCd1Ne0jz3KWHm924n/vXQYX3XKC//VeSWQ6Hqq5WL4EeZeYRnSLc5H5A80E4Q+7RkY8YwjaxXBcZ9+Br9S6Pngq+rLk9/sKhs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=TqWUkayO; arc=none smtp.client-ip=117.135.210.2 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="TqWUkayO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id:MIME-Version; bh=FEtQH Q7xxa/NvxCI7Kpu5Ck4lLcNoLVOFcsGOzxZzKs=; b=TqWUkayO7aHCTDFsKQaXT cXVDsKQObmdF3MmhUi3GmQhJjskQ0MYLjrpPNkzPReEpNwqPZT6eRp4XWi8A1lGJ jC0Tc98WFspo9G+cbsVKycYdqKCBFEHka+jlPlpAEzCh+4Ixz0hqTqfzPRWtvdBq qTFi77E0jIjUbbPSp7kYso= Received: from localhost.localdomain (unknown [193.203.214.57]) by gzga-smtp-mtada-g1-2 (Coremail) with SMTP id _____wDnD1j4hT1nTO3OIQ--.22522S7; Wed, 20 Nov 2024 14:47:28 +0800 (CST) From: Ran Xiaokai To: juri.lelli@redhat.com, vincent.guittot@linaro.org, mingo@redhat.com, peterz@infradead.org, pshelar@ovn.org, davem@davemloft.net Cc: linux-kernel@vger.kernel.org, ran.xiaokai@zte.com.cn, linux-perf-users@vger.kernel.org, netdev@vger.kernel.org, dev@openvswitch.org Subject: [PATCH 3/4] net: openvswitch: convert call_rcu(dp_meter_instance_free_rcu) to kvfree_rcu() Date: Wed, 20 Nov 2024 06:47:15 +0000 Message-Id: <20241120064716.3361211-4-ranxiaokai627@163.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241120064716.3361211-1-ranxiaokai627@163.com> References: <20241120064716.3361211-1-ranxiaokai627@163.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CM-TRANSID: _____wDnD1j4hT1nTO3OIQ--.22522S7 X-Coremail-Antispam: 1Uf129KBjvdXoWrtrWfGw4kuF4xuryUAF1xAFb_yoWkCwb_ZF s8Za1DGF43Ja40qrsrCFs5Xr4fKF1fuF18Xws7Ka92kas8tws5Gr17WFZ3Cr93W3yUCr9a qwn0qw1fCF15GjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU0jsjUUUUUU== X-CM-SenderInfo: xudq5x5drntxqwsxqiywtou0bp/1tbiqRudTGc9e4T0vgACsO X-Patchwork-Delegate: kuba@kernel.org From: Ran Xiaokai The rcu callback dp_meter_instance_free_rcu() simply calls kvfree(). It's better to directly call kvfree_rcu(). Signed-off-by: Ran Xiaokai --- net/openvswitch/meter.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/net/openvswitch/meter.c b/net/openvswitch/meter.c index cc08e0403909..d99efb9ce1a0 100644 --- a/net/openvswitch/meter.c +++ b/net/openvswitch/meter.c @@ -83,14 +83,6 @@ static void dp_meter_instance_free(struct dp_meter_instance *ti) kvfree(ti); } -static void dp_meter_instance_free_rcu(struct rcu_head *rcu) -{ - struct dp_meter_instance *ti; - - ti = container_of(rcu, struct dp_meter_instance, rcu); - kvfree(ti); -} - static int dp_meter_instance_realloc(struct dp_meter_table *tbl, u32 size) { @@ -108,7 +100,7 @@ dp_meter_instance_realloc(struct dp_meter_table *tbl, u32 size) new_ti->dp_meters[i] = ti->dp_meters[i]; rcu_assign_pointer(tbl->ti, new_ti); - call_rcu(&ti->rcu, dp_meter_instance_free_rcu); + kvfree_rcu(ti, rcu); return 0; }