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From: Zheng Liu <gnehzuil.liu@gmail.com>
To: linux-ext4@vger.kernel.org
Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
	"Theodore Ts'o" <tytso@mit.edu>,
	Lukas Czerner <lczerner@redhat.com>,
	Zheng Liu <wenqing.lz@taobao.com>
Subject: [PATCH] ext4: enable punch hole for bigalloc
Date: Sat, 30 Nov 2013 22:03:38 +0800	[thread overview]
Message-ID: <1385820218-4673-1-git-send-email-wenqing.lz@taobao.com> (raw)

From: Zheng Liu <wenqing.lz@taobao.com>

After applied this commit (d23142c6), ext4 has supported punch hole for
a file system with bigalloc feature.  But we forgot to enable it.  This
commit fixes it.

Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Zheng Liu <wenqing.lz@taobao.com>
---
 fs/ext4/inode.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 0757634..2d73587 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3513,11 +3513,6 @@ int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length)
 	if (!S_ISREG(inode->i_mode))
 		return -EOPNOTSUPP;
 
-	if (EXT4_SB(sb)->s_cluster_ratio > 1) {
-		/* TODO: Add support for bigalloc file systems */
-		return -EOPNOTSUPP;
-	}

             reply	other threads:[~2013-11-30 14:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-30 14:03 Zheng Liu [this message]
2013-12-02 11:29 ` [PATCH] ext4: enable punch hole for bigalloc Lukáš Czerner
2013-12-02 15:01   ` Theodore Ts'o

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