From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760153AbXGMBls (ORCPT ); Thu, 12 Jul 2007 21:41:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752763AbXGMBlj (ORCPT ); Thu, 12 Jul 2007 21:41:39 -0400 Received: from py-out-1112.google.com ([64.233.166.182]:36198 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752474AbXGMBli (ORCPT ); Thu, 12 Jul 2007 21:41:38 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:subject:from:to:cc:content-type:organization:date:message-id:mime-version:x-mailer:content-transfer-encoding; b=htcpEVu2ZuxFa4WATsl9Vy5QtgOlfZnhV1O4fwtKNF7rvqt3GiulIzOUYZY1qPEX41OkgxT3rhysGERTn1WPYX0AwKaagfQ/eyqWyY/Y18CiO0THFNpT/VJnvZr1Y2kG6XWnKAj7VluRpcLyF/1rwqhBfJeO0NBFBdoM9bMNKzc= Subject: [PATCH] replace kmem_cache_alloc with kmem_cache_zalloc to remove some following zero initializations. From: Denis Cheng To: trivial@kernel.org, Denis Cc: linux-kernel@vger.kernel.org Content-Type: text/plain Organization: UIT Date: Fri, 13 Jul 2007 09:41:45 +0800 Message-Id: <1184290905.5475.5.camel@tux.homenetwork> Mime-Version: 1.0 X-Mailer: Evolution 2.8.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>From 4d87e14b67890f06885a76b5792ca034de2e9d06 Mon Sep 17 00:00:00 2001 From: Denis Cheng Date: Thu, 12 Jul 2007 11:53:58 +0800 Subject: [PATCH] replace kmem_cache_alloc with kmem_cache_zalloc to remove some following zero initializations. Signed-off-by: Denis Cheng --- fs/dcache.c | 12 ++---------- 1 files changed, 2 insertions(+), 10 deletions(-) diff --git a/fs/dcache.c b/fs/dcache.c index 0e73aa0..8c559b2 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -898,7 +898,7 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name) struct dentry *dentry; char *dname; - dentry = kmem_cache_alloc(dentry_cache, GFP_KERNEL); + dentry = kmem_cache_zalloc(dentry_cache, GFP_KERNEL); if (!dentry) return NULL; @@ -921,15 +921,7 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name) atomic_set(&dentry->d_count, 1); dentry->d_flags = DCACHE_UNHASHED; spin_lock_init(&dentry->d_lock); - dentry->d_inode = NULL; - dentry->d_parent = NULL; - dentry->d_sb = NULL; - dentry->d_op = NULL; - dentry->d_fsdata = NULL; - dentry->d_mounted = 0; -#ifdef CONFIG_PROFILING - dentry->d_cookie = NULL; -#endif + INIT_HLIST_NODE(&dentry->d_hash); INIT_LIST_HEAD(&dentry->d_lru); INIT_LIST_HEAD(&dentry->d_subdirs); -- 1.5.2.2