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xfs: remove IO_ISAIO

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We set the IO_ISAIO flag for all read/write I/O since early Linux
2.6.x.  Remove it as it has lost it's purpose long ago.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <david@fromorbit.com>
Reviewed-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Alex Elder <aelder@sgi.com>
This commit is contained in:
Christoph Hellwig 2009-11-14 16:17:18 +00:00 committed by Alex Elder
parent fc5bc4c85c
commit c355c656fe
3 changed files with 2 additions and 8 deletions
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4
fs/xfs/linux-2.6/xfs_file.c
View file

@ -52,7 +52,7 @@ xfs_file_aio_read(
loff_t pos)
{
struct file *file = iocb->ki_filp;
int ioflags = IO_ISAIO;
int ioflags = 0;
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
@ -71,7 +71,7 @@ xfs_file_aio_write(
loff_t pos)
{
struct file *file = iocb->ki_filp;
int ioflags = IO_ISAIO;
int ioflags = 0;
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))

5
fs/xfs/linux-2.6/xfs_lrw.c
View file

@ -255,8 +255,6 @@ xfs_read(
iocb->ki_pos = *offset;
ret = generic_file_aio_read(iocb, iovp, segs, *offset);
if (ret == -EIOCBQUEUED && !(ioflags & IO_ISAIO))
ret = wait_on_sync_kiocb(iocb);
if (ret > 0)
XFS_STATS_ADD(xs_read_bytes, ret);
@ -774,9 +772,6 @@ xfs_write(
current->backing_dev_info = NULL;
if (ret == -EIOCBQUEUED && !(ioflags & IO_ISAIO))
ret = wait_on_sync_kiocb(iocb);
isize = i_size_read(inode);
if (unlikely(ret < 0 && ret != -EFAULT && *offset > isize))
*offset = isize;

1
fs/xfs/linux-2.6/xfs_vnode.h
View file

@ -36,7 +36,6 @@ struct attrlist_cursor_kern;
/*
* Flags for read/write calls - same values as IRIX
*/
#define IO_ISAIO 0x00001 /* don't wait for completion */
#define IO_ISDIRECT 0x00004 /* bypass page cache */
#define IO_INVIS 0x00020 /* don't update inode timestamps */