From patchwork Mon May 25 22:08:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Simmons X-Patchwork-Id: 11569589 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 76EDC90 for ; Mon, 25 May 2020 22:10:33 +0000 (UTC) Received: from pdx1-mailman02.dreamhost.com (pdx1-mailman02.dreamhost.com [64.90.62.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5FE752071A for ; Mon, 25 May 2020 22:10:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5FE752071A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lustre-devel-bounces@lists.lustre.org Received: from pdx1-mailman02.dreamhost.com (localhost [IPv6:::1]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id DB0B4247561; Mon, 25 May 2020 15:09:47 -0700 (PDT) X-Original-To: lustre-devel@lists.lustre.org Delivered-To: lustre-devel-lustre.org@pdx1-mailman02.dreamhost.com Received: from smtp4.ccs.ornl.gov (smtp4.ccs.ornl.gov [160.91.203.40]) by pdx1-mailman02.dreamhost.com (Postfix) with ESMTP id 947ED24831F for ; Mon, 25 May 2020 15:08:41 -0700 (PDT) Received: from star.ccs.ornl.gov (star.ccs.ornl.gov [160.91.202.134]) by smtp4.ccs.ornl.gov (Postfix) with ESMTP id 62BB21005EF7; Mon, 25 May 2020 18:08:27 -0400 (EDT) Received: by star.ccs.ornl.gov (Postfix, from userid 2004) id 62134495; Mon, 25 May 2020 18:08:27 -0400 (EDT) From: James Simmons To: Andreas Dilger , Oleg Drokin , NeilBrown Date: Mon, 25 May 2020 18:08:13 -0400 Message-Id: <1590444502-20533-37-git-send-email-jsimmons@infradead.org> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1590444502-20533-1-git-send-email-jsimmons@infradead.org> References: <1590444502-20533-1-git-send-email-jsimmons@infradead.org> Subject: [lustre-devel] [PATCH 36/45] lnet: use kmem_cache_zalloc as appropriate. X-BeenThere: lustre-devel@lists.lustre.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "For discussing Lustre software development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lustre Development List MIME-Version: 1.0 Errors-To: lustre-devel-bounces@lists.lustre.org Sender: "lustre-devel" From: Mr NeilBrown Rather than passing __GFP_ZERO to kmem_cache_alloc(), or calling memset(0) after the allocation, use kmem_cache_zalloc(). kmem_cache_zalloc() has been part of Linux since 2.6.17. WC-bug-id: https://jira.whamcloud.com/browse/LU-6142 Lustre-commit: 3ceed00b0458d ("LU-6142 kernel: use kmem_cache_zalloc as appropriate.") Signed-off-by: Mr NeilBrown Reviewed-on: https://review.whamcloud.com/38439 Reviewed-by: James Simmons Reviewed-by: Chris Horn Reviewed-by: Oleg Drokin Signed-off-by: James Simmons --- net/lnet/lnet/lib-me.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/lnet/lnet/lib-me.c b/net/lnet/lnet/lib-me.c index 8a47405..14ab21f 100644 --- a/net/lnet/lnet/lib-me.c +++ b/net/lnet/lnet/lib-me.c @@ -87,7 +87,7 @@ struct lnet_me * if (!mtable) /* can't match portal type */ return ERR_PTR(-EPERM); - me = kmem_cache_alloc(lnet_mes_cachep, GFP_NOFS | __GFP_ZERO); + me = kmem_cache_zalloc(lnet_mes_cachep, GFP_NOFS); if (!me) return ERR_PTR(-ENOMEM);