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authorChristoph Hellwig <hch@infradead.org>2011-10-11 15:14:11 +0000
committerAlex Elder <aelder@sgi.com>2011-10-18 15:12:04 -0500
commit9e4c109ac822395e0aae650e4e3c9e4903f6602f (patch)
treec59e7fabd8a43e6d3392045760653cbfeb5cd6e3 /fs/xfs/xfs_trans_ail.c
parent2900b33999e2fc8a8edf0dddaafffec4da25ee10 (diff)
xfs: add AIL pushing tracepoints
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Alex Elder <aelder@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_trans_ail.c')
-rw-r--r--fs/xfs/xfs_trans_ail.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 4e3f9bbe0141..ed9252bcdac9 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -26,6 +26,7 @@
#include "xfs_ag.h"
#include "xfs_mount.h"
#include "xfs_trans_priv.h"
+#include "xfs_trace.h"
#include "xfs_error.h"
#ifdef DEBUG
@@ -425,14 +426,18 @@ xfsaild_push(
switch (lock_result) {
case XFS_ITEM_SUCCESS:
XFS_STATS_INC(xs_push_ail_success);
+ trace_xfs_ail_push(lip);
+
IOP_PUSH(lip);
ailp->xa_last_pushed_lsn = lsn;
break;
case XFS_ITEM_PUSHBUF:
XFS_STATS_INC(xs_push_ail_pushbuf);
+ trace_xfs_ail_pushbuf(lip);
if (!IOP_PUSHBUF(lip)) {
+ trace_xfs_ail_pushbuf_pinned(lip);
stuck++;
ailp->xa_log_flush++;
} else {
@@ -443,12 +448,15 @@ xfsaild_push(
case XFS_ITEM_PINNED:
XFS_STATS_INC(xs_push_ail_pinned);
+ trace_xfs_ail_pinned(lip);
+
stuck++;
ailp->xa_log_flush++;
break;
case XFS_ITEM_LOCKED:
XFS_STATS_INC(xs_push_ail_locked);
+ trace_xfs_ail_locked(lip);
stuck++;
break;