Merge branch 'for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mason...

[cascardo/linux.git] / fs / btrfs / file.c

diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 159a934..e0c9bd3 100644 (file)
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1712,18 +1712,17 @@ again:
        return num_written ? num_written : ret;
 }
 
-static ssize_t __btrfs_direct_write(struct kiocb *iocb,
-                                   struct iov_iter *from,
-                                   loff_t pos)
+static ssize_t __btrfs_direct_write(struct kiocb *iocb, struct iov_iter *from)
 {
        struct file *file = iocb->ki_filp;
        struct inode *inode = file_inode(file);
+       loff_t pos = iocb->ki_pos;
        ssize_t written;
        ssize_t written_buffered;
        loff_t endbyte;
        int err;
 
-       written = generic_file_direct_write(iocb, from, pos);
+       written = generic_file_direct_write(iocb, from);
 
        if (written < 0 || !iov_iter_count(from))
                return written;
@@ -1841,7 +1840,7 @@ static ssize_t btrfs_file_write_iter(struct kiocb *iocb,
                atomic_inc(&BTRFS_I(inode)->sync_writers);
 
        if (iocb->ki_flags & IOCB_DIRECT) {
-               num_written = __btrfs_direct_write(iocb, from, pos);
+               num_written = __btrfs_direct_write(iocb, from);
        } else {
                num_written = __btrfs_buffered_write(file, from, pos);
                if (num_written > 0)
@@ -1861,11 +1860,8 @@ static ssize_t btrfs_file_write_iter(struct kiocb *iocb,
        spin_lock(&BTRFS_I(inode)->lock);
        BTRFS_I(inode)->last_sub_trans = root->log_transid;
        spin_unlock(&BTRFS_I(inode)->lock);
-       if (num_written > 0) {
-               err = generic_write_sync(file, pos, num_written);
-               if (err < 0)
-                       num_written = err;
-       }
+       if (num_written > 0)
+               num_written = generic_write_sync(iocb, num_written);
 
        if (sync)
                atomic_dec(&BTRFS_I(inode)->sync_writers);