[XFS] Given the log a pointer to the AIL

When we need to go from the log to the AIL, we have to go via the
xfs_mount. Add a xfs_ail pointer to the log so we can go directly to the
AIL associated with the log.

SGI-PV: 988143

SGI-Modid: xfs-linux-melb:xfs-kern:32351a

Signed-off-by: David Chinner <david@fromorbit.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Christoph Hellwig <hch@infradead.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index e7d8f84443fa..de7ef6ca9206 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -404,6 +404,7 @@ typedef struct xlog_in_core {
 typedef struct log {
         /* The following fields don't need locking */
         struct xfs_mount        *l_mp;          /* mount point */
+        struct xfs_ail          *l_ailp;        /* AIL log is working with */
         struct xfs_buf          *l_xbuf;        /* extra buffer for log
                                                  * wrapping */
         struct xfs_buftarg      *l_targ;        /* buftarg of log */