[PATCH] ext4: enable punch hole for bigalloc

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From: Zheng Liu <wenqing.lz@xxxxxxxxxx>

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@xxxxxxxxx>
Cc: "Theodore Ts'o" <tytso@xxxxxxx>
Cc: Lukas Czerner <lczerner@xxxxxxxxxx>
Signed-off-by: Zheng Liu <wenqing.lz@xxxxxxxxxx>
---
 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;
-	}
-
 	trace_ext4_punch_hole(inode, offset, length);
 
 	/*
-- 
1.7.9.7

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