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btrfs_file_aio_write(): get rid of ppos

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-02-11 19:31:06 -05:00
parent fcacafd269
commit 867c4f9329
1 changed files with 5 additions and 6 deletions
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11
fs/btrfs/file.c
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@ -1631,7 +1631,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
static ssize_t __btrfs_direct_write(struct kiocb *iocb,
const struct iovec *iov,
unsigned long nr_segs, loff_t pos,
loff_t *ppos, size_t count, size_t ocount)
size_t count, size_t ocount)
{
struct file *file = iocb->ki_filp;
struct iov_iter i;
@ -1640,7 +1640,7 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb,
loff_t endbyte;
int err;
written = generic_file_direct_write(iocb, iov, &nr_segs, pos, ppos,
written = generic_file_direct_write(iocb, iov, &nr_segs, pos, &iocb->ki_pos,
count, ocount);
if (written < 0 || written == count)
@ -1659,7 +1659,7 @@ static ssize_t __btrfs_direct_write(struct kiocb *iocb,
if (err)
goto out;
written += written_buffered;
*ppos = pos + written_buffered;
iocb->ki_pos = pos + written_buffered;
invalidate_mapping_pages(file->f_mapping, pos >> PAGE_CACHE_SHIFT,
endbyte >> PAGE_CACHE_SHIFT);
out:
@ -1691,7 +1691,6 @@ static ssize_t btrfs_file_aio_write(struct kiocb *iocb,
struct file *file = iocb->ki_filp;
struct inode *inode = file_inode(file);
struct btrfs_root *root = BTRFS_I(inode)->root;
loff_t *ppos = &iocb->ki_pos;
u64 start_pos;
ssize_t num_written = 0;
ssize_t err = 0;
@ -1759,7 +1758,7 @@ static ssize_t btrfs_file_aio_write(struct kiocb *iocb,
if (unlikely(file->f_flags & O_DIRECT)) {
num_written = __btrfs_direct_write(iocb, iov, nr_segs,
pos, ppos, count, ocount);
pos, count, ocount);
} else {
struct iov_iter i;
@ -1767,7 +1766,7 @@ static ssize_t btrfs_file_aio_write(struct kiocb *iocb,
num_written = __btrfs_buffered_write(file, &i, pos);
if (num_written > 0)
*ppos = pos + num_written;
iocb->ki_pos = pos + num_written;
}
mutex_unlock(&inode->i_mutex);