fs: ext4: disable support for fallocate FALLOC_FL_PUNCH_HOLE

Bug: 28760453
Change-Id: I019c2de559db9e4b95860ab852211b456d78c4ca
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Git-repo: https://android.googlesource.com/kernel/msm.git
Git-commit: 8cdac916476ae01959b559a0dfae9f8b155fc9f3
Signed-off-by: Dennis Cagle <d-cagle@codeaurora.org>
This commit is contained in:
Nick Desaulniers 2016-07-18 12:45:17 -07:00 committed by Gerrit - the friendly Code Review server
parent 626caf4e54
commit ef4d662cfc

View file

@ -3602,6 +3602,7 @@ int ext4_can_truncate(struct inode *inode)
int ext4_punch_hole(struct inode *inode, loff_t offset, loff_t length)
{
#if 0
struct super_block *sb = inode->i_sb;
ext4_lblk_t first_block, stop_block;
struct address_space *mapping = inode->i_mapping;
@ -3725,6 +3726,12 @@ out_dio:
out_mutex:
mutex_unlock(&inode->i_mutex);
return ret;
#else
/*
* Disabled as per b/28760453
*/
return -EOPNOTSUPP;
#endif
}
int ext4_inode_attach_jinode(struct inode *inode)