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Btrfs: do not defrag a file partially
[firefly-linux-kernel-4.4.55.git]
/
fs
/
btrfs
/
ioctl.c
diff --git
a/fs/btrfs/ioctl.c
b/fs/btrfs/ioctl.c
index 6834be4c8709568e1f44fa8d42584a10228cdc07..0b06a5ca8afc5826ea87257024d35f1ae2e8aa32 100644
(file)
--- a/
fs/btrfs/ioctl.c
+++ b/
fs/btrfs/ioctl.c
@@
-1066,7
+1066,7
@@
int btrfs_defrag_file(struct inode *inode, struct file *file,
i = range->start >> PAGE_CACHE_SHIFT;
}
if (!max_to_defrag)
- max_to_defrag = last_index;
+ max_to_defrag = last_index
+ 1
;
/*
* make writeback starts from i, so the defrag range can be