btrfs: remove unnecessary memory barrier in btrfs_direct_IO

[android-x86/kernel.git] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 61f1ad8..d184a46 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8815,7 +8815,6 @@ static ssize_t btrfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
                return 0;
 
        inode_dio_begin(inode);
-       smp_mb__after_atomic();
 
        /*
         * The generic stuff only does filemap_write_and_wait_range, which