diff options
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_file.c')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_file.c | 43 |
1 files changed, 41 insertions, 2 deletions
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index 9f057a4a5b06..d0d412afd261 100644 --- a/fs/xfs/linux-2.6/xfs_file.c +++ b/fs/xfs/linux-2.6/xfs_file.c @@ -515,10 +515,49 @@ open_exec_out: } #endif /* HAVE_FOP_OPEN_EXEC */ +/* + * Temporary workaround to the AIO direct IO write problem. + * This code can go and we can revert to do_sync_write once + * the writepage(s) rework is merged. + */ +STATIC ssize_t +linvfs_write( + struct file *filp, + const char __user *buf, + size_t len, + loff_t *ppos) +{ + struct kiocb kiocb; + ssize_t ret; + + init_sync_kiocb(&kiocb, filp); + kiocb.ki_pos = *ppos; + ret = __linvfs_write(&kiocb, buf, 0, len, kiocb.ki_pos); + *ppos = kiocb.ki_pos; + return ret; +} +STATIC ssize_t +linvfs_write_invis( + struct file *filp, + const char __user *buf, + size_t len, + loff_t *ppos) +{ + struct kiocb kiocb; + ssize_t ret; + + init_sync_kiocb(&kiocb, filp); + kiocb.ki_pos = *ppos; + ret = __linvfs_write(&kiocb, buf, IO_INVIS, len, kiocb.ki_pos); + *ppos = kiocb.ki_pos; + return ret; +} + + struct file_operations linvfs_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, - .write = do_sync_write, + .write = linvfs_write, .readv = linvfs_readv, .writev = linvfs_writev, .aio_read = linvfs_aio_read, @@ -540,7 +579,7 @@ struct file_operations linvfs_file_operations = { struct file_operations linvfs_invis_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, - .write = do_sync_write, + .write = linvfs_write_invis, .readv = linvfs_readv_invis, .writev = linvfs_writev_invis, .aio_read = linvfs_aio_read_invis, |