From: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Date: Thu, 21 Jan 2016 10:26:02 +0000 (+0530)
Subject: Btrfs: Fix block size returned to user space
X-Git-Tag: v4.6-rc1~57^2~16^2~9^2~2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=5a2834f808fd71d056f810b832a5f8869420e3ea;p=linux.git

Btrfs: Fix block size returned to user space

btrfs_getattr() returns PAGE_CACHE_SIZE as the block size. Since
generic_fillattr() already does the right thing (by obtaining block size
from inode->i_blkbits), just remove the statement from btrfs_getattr.

Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 7cda82006de9..8a7c68f1bcdf 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -9335,7 +9335,6 @@ static int btrfs_getattr(struct vfsmount *mnt,
 
 	generic_fillattr(inode, stat);
 	stat->dev = BTRFS_I(inode)->root->anon_dev;
-	stat->blksize = PAGE_CACHE_SIZE;
 
 	spin_lock(&BTRFS_I(inode)->lock);
 	delalloc_bytes = BTRFS_I(inode)->delalloc_bytes;