From patchwork Fri Aug 23 06:16:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Li,Rongqing" X-Patchwork-Id: 13774640 X-Patchwork-Delegate: kuba@kernel.org Received: from njjs-sys-mailin01.njjs.baidu.com (mx312.baidu.com [180.101.52.108]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 250036F2F4; Fri, 23 Aug 2024 06:35:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=180.101.52.108 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724394961; cv=none; b=U4Wbj1+zaKIQvuYf+N/GVAW2cNM63ybq919vFUIKj0/ZeOIIt0faCMYK7udWAPREthLJfk21mzwOPvGSFJJOgqBDBj9r7wrE+PfO2CRgtktpwoRXfnmnrrhXUOc/aNK9NVSYhIDFLRiPzj4XJJuOIc9HvJ1pLxDNy+/kcz9k7fI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724394961; c=relaxed/simple; bh=g0zsEWP2Hvlgl3aUUkO6PzcfFjYmAeF7CXO8Lsau0C8=; h=From:To:Cc:Subject:Date:Message-Id; b=n4C5bFr5V6u6heLteeN+fJmySyfP4ZGwoyJNVzHNB9vngEklG5QgYdZX+S3LwFF2XToc/A332IYgFvF144cdBPS1sosz6JQvTwHFVJtVhEJjhDFPkXWIehMWB2pCpb77ncNF6/+RUWOX6WTQukiWq6NC65G5yj1r1EM2KL25XAc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com; spf=pass smtp.mailfrom=baidu.com; arc=none smtp.client-ip=180.101.52.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=baidu.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=baidu.com Received: from localhost (bjhw-sys-rpm015653cc5.bjhw.baidu.com [10.227.53.39]) by njjs-sys-mailin01.njjs.baidu.com (Postfix) with ESMTP id 381EC7F0003D; Fri, 23 Aug 2024 14:16:50 +0800 (CST) From: Li RongQing To: saeedm@nvidia.com, leon@kernel.org, tariqt@nvidia.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, linux-rdma@vger.kernel.org Cc: Li RongQing Subject: [PATCH][net-next] net/mlx5: Pick the first matched node of priv.free_list in alloc_4k Date: Fri, 23 Aug 2024 14:16:48 +0800 Message-Id: <20240823061648.17862-1-lirongqing@baidu.com> X-Mailer: git-send-email 2.9.4 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: X-Patchwork-Delegate: kuba@kernel.org Pick the first node instead of last, to avoid unnecessary iterating over whole free list Signed-off-by: Li RongQing --- drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index 972e8e9..cd20f11 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -228,6 +228,7 @@ static int alloc_4k(struct mlx5_core_dev *dev, u64 *addr, u32 function) if (iter->function != function) continue; fp = iter; + break; } if (list_empty(&dev->priv.free_list) || !fp)