From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id 555B37F3F for ; Fri, 14 Nov 2014 10:37:29 -0600 (CST) Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by relay1.corp.sgi.com (Postfix) with ESMTP id 42E4A8F8039 for ; Fri, 14 Nov 2014 08:37:26 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by cuda.sgi.com with ESMTP id x4DMjloKpTMFxXwM (version=TLSv1 cipher=AES256-SHA bits=256 verify=NO) for ; Fri, 14 Nov 2014 08:17:10 -0800 (PST) Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id sAEGH9JG007842 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Fri, 14 Nov 2014 11:17:09 -0500 Received: from bfoster.bfoster ([10.18.41.237]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id sAEGH8WR012329 for ; Fri, 14 Nov 2014 11:17:08 -0500 From: Brian Foster Subject: [PATCH 1/3] xfs: replace on-stack xfs_trans_res with pointer in xfs_create() Date: Fri, 14 Nov 2014 11:17:05 -0500 Message-Id: <1415981827-52993-2-git-send-email-bfoster@redhat.com> In-Reply-To: <1415981827-52993-1-git-send-email-bfoster@redhat.com> References: <1415981827-52993-1-git-send-email-bfoster@redhat.com> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com There's no need to store a full struct xfs_trans_res on the stack in xfs_create() and copy the fields. Use a pointer to the appropriate structures embedded in the xfs_mount. Signed-off-by: Brian Foster Reviewed-by: Christoph Hellwig --- fs/xfs/xfs_inode.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 8ed049d..2ffb802 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -1082,7 +1082,7 @@ xfs_create( struct xfs_dquot *udqp = NULL; struct xfs_dquot *gdqp = NULL; struct xfs_dquot *pdqp = NULL; - struct xfs_trans_res tres; + struct xfs_trans_res *tres; uint resblks; trace_xfs_create(dp, name); @@ -1105,13 +1105,11 @@ xfs_create( if (is_dir) { rdev = 0; resblks = XFS_MKDIR_SPACE_RES(mp, name->len); - tres.tr_logres = M_RES(mp)->tr_mkdir.tr_logres; - tres.tr_logcount = XFS_MKDIR_LOG_COUNT; + tres = &M_RES(mp)->tr_mkdir; tp = xfs_trans_alloc(mp, XFS_TRANS_MKDIR); } else { resblks = XFS_CREATE_SPACE_RES(mp, name->len); - tres.tr_logres = M_RES(mp)->tr_create.tr_logres; - tres.tr_logcount = XFS_CREATE_LOG_COUNT; + tres = &M_RES(mp)->tr_create; tp = xfs_trans_alloc(mp, XFS_TRANS_CREATE); } @@ -1123,17 +1121,16 @@ xfs_create( * the case we'll drop the one we have and get a more * appropriate transaction later. */ - tres.tr_logflags = XFS_TRANS_PERM_LOG_RES; - error = xfs_trans_reserve(tp, &tres, resblks, 0); + error = xfs_trans_reserve(tp, tres, resblks, 0); if (error == -ENOSPC) { /* flush outstanding delalloc blocks and retry */ xfs_flush_inodes(mp); - error = xfs_trans_reserve(tp, &tres, resblks, 0); + error = xfs_trans_reserve(tp, tres, resblks, 0); } if (error == -ENOSPC) { /* No space at all so try a "no-allocation" reservation */ resblks = 0; - error = xfs_trans_reserve(tp, &tres, 0, 0); + error = xfs_trans_reserve(tp, tres, 0, 0); } if (error) { cancel_flags = 0; -- 1.8.3.1 _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs