From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754404Ab0KRB4l (ORCPT ); Wed, 17 Nov 2010 20:56:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:21542 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754211Ab0KRB4V (ORCPT ); Wed, 17 Nov 2010 20:56:21 -0500 From: Josef Bacik To: david@fromorbit.com, linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, xfs@oss.sgi.com, cmm@us.ibm.com, cluster-devel@redhat.com, joel.becker@oracle.com, jack@suse.cz Subject: [PATCH 3/6] Ocfs2: handle hole punching via fallocate properly Date: Wed, 17 Nov 2010 20:46:17 -0500 Message-Id: <1290044780-2902-4-git-send-email-josef@redhat.com> In-Reply-To: <1290044780-2902-1-git-send-email-josef@redhat.com> References: <1290044780-2902-1-git-send-email-josef@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch just makes ocfs2 use its UNRESERVP ioctl when we get the hole punch flag in fallocate. I didn't test it, but it seems simple enough. Thanks, Acked-by: Jan Kara Acked-by: Joel Becker Signed-off-by: Josef Bacik --- fs/ocfs2/file.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 77b4c04..ad23a18 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -1992,6 +1992,7 @@ static long ocfs2_fallocate(struct inode *inode, int mode, loff_t offset, struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_space_resv sr; int change_size = 1; + int cmd = OCFS2_IOC_RESVSP64; if (!ocfs2_writes_unwritten_extents(osb)) return -EOPNOTSUPP; @@ -2002,12 +2003,15 @@ static long ocfs2_fallocate(struct inode *inode, int mode, loff_t offset, if (mode & FALLOC_FL_KEEP_SIZE) change_size = 0; + if (mode & FALLOC_FL_PUNCH_HOLE) + cmd = OCFS2_IOC_UNRESVSP64; + sr.l_whence = 0; sr.l_start = (s64)offset; sr.l_len = (s64)len; - return __ocfs2_change_file_space(NULL, inode, offset, - OCFS2_IOC_RESVSP64, &sr, change_size); + return __ocfs2_change_file_space(NULL, inode, offset, cmd, &sr, + change_size); } int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, -- 1.6.6.1