diff options
Diffstat (limited to 'fs/ocfs2/file.c')
| -rw-r--r-- | fs/ocfs2/file.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 719f7f4c7..33efa334e 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2372,6 +2372,20 @@ relock: /* buffered aio wouldn't have proper lock coverage today */ BUG_ON(written == -EIOCBQUEUED && !(iocb->ki_flags & IOCB_DIRECT)); + /* + * deep in g_f_a_w_n()->ocfs2_direct_IO we pass in a ocfs2_dio_end_io + * function pointer which is called when o_direct io completes so that + * it can unlock our rw lock. + * Unfortunately there are error cases which call end_io and others + * that don't. so we don't have to unlock the rw_lock if either an + * async dio is going to do it in the future or an end_io after an + * error has already done it. + */ + if ((written == -EIOCBQUEUED) || (!ocfs2_iocb_is_rw_locked(iocb))) { + rw_level = -1; + unaligned_dio = 0; + } + if (unlikely(written <= 0)) goto no_sync; @@ -2396,20 +2410,6 @@ relock: } no_sync: - /* - * deep in g_f_a_w_n()->ocfs2_direct_IO we pass in a ocfs2_dio_end_io - * function pointer which is called when o_direct io completes so that - * it can unlock our rw lock. - * Unfortunately there are error cases which call end_io and others - * that don't. so we don't have to unlock the rw_lock if either an - * async dio is going to do it in the future or an end_io after an - * error has already done it. - */ - if ((ret == -EIOCBQUEUED) || (!ocfs2_iocb_is_rw_locked(iocb))) { - rw_level = -1; - unaligned_dio = 0; - } - if (unaligned_dio) { ocfs2_iocb_clear_unaligned_aio(iocb); mutex_unlock(&OCFS2_I(inode)->ip_unaligned_aio); |