diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_buf.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c index efce8abb375..f4d4e708a8d 100644 --- a/fs/xfs/linux-2.6/xfs_buf.c +++ b/fs/xfs/linux-2.6/xfs_buf.c @@ -578,9 +578,9 @@ _xfs_buf_read( XBF_READ_AHEAD | _XBF_RUN_QUEUES); status = xfs_buf_iorequest(bp); - if (!status && !(flags & XBF_ASYNC)) - status = xfs_buf_iowait(bp); - return status; + if (status || XFS_BUF_ISERROR(bp) || (flags & XBF_ASYNC)) + return status; + return xfs_buf_iowait(bp); } xfs_buf_t * @@ -1280,8 +1280,19 @@ submit_io: if (size) goto next_chunk; } else { - bio_put(bio); + /* + * if we get here, no pages were added to the bio. However, + * we can't just error out here - if the pages are locked then + * we have to unlock them otherwise we can hang on a later + * access to the page. + */ xfs_buf_ioerror(bp, EIO); + if (bp->b_flags & _XBF_PAGE_LOCKED) { + int i; + for (i = 0; i < bp->b_page_count; i++) + unlock_page(bp->b_pages[i]); + } + bio_put(bio); } } |