[Ocfs2-devel] [PATCH 18/34] ocfs2: Remove mlog(0) from fs/ocfs2/slot_map.c
Tao Ma
tm at tao.ma
Wed Dec 22 23:31:01 PST 2010
From: Tao Ma <boyu.mt at taobao.com>
This is the 1st step to remove the debug info of SUPER.
Signed-off-by: Tao Ma <boyu.mt at taobao.com>
---
fs/ocfs2/ocfs2_trace.h | 30 ++++++++++++++++++++++++++++++
fs/ocfs2/slot_map.c | 13 +++++--------
2 files changed, 35 insertions(+), 8 deletions(-)
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index af7a87e..0856f29 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -2284,6 +2284,36 @@ TRACE_EVENT(ocfs2_read_virt_blocks,
);
/* End of trace events for fs/ocfs2/extent_map.c. */
+/* Trace events for fs/ocfs2/slot_map.c. */
+DEFINE_EVENT(ocfs2__uint, ocfs2_refresh_slot_info,
+
+ TP_PROTO(unsigned int blocks),
+
+ TP_ARGS(blocks)
+);
+
+DEFINE_EVENT(ocfs2__ull_uint, ocfs2_map_slot_buffers,
+
+ TP_PROTO(unsigned long long bytes, unsigned int blocks),
+
+ TP_ARGS(bytes, blocks)
+);
+
+DEFINE_EVENT(ocfs2__ull_uint, ocfs2_map_slot_buffers_block,
+
+ TP_PROTO(unsigned long long blkno, unsigned int i),
+
+ TP_ARGS(blkno, i)
+);
+
+DEFINE_EVENT(ocfs2__int, ocfs2_find_slot,
+
+ TP_PROTO(int slot),
+
+ TP_ARGS(slot)
+);
+
+/* End of trace events for fs/ocfs2/slot_map.c. */
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */
diff --git a/fs/ocfs2/slot_map.c b/fs/ocfs2/slot_map.c
index 93b449e..26fc001 100644
--- a/fs/ocfs2/slot_map.c
+++ b/fs/ocfs2/slot_map.c
@@ -27,7 +27,6 @@
#include <linux/slab.h>
#include <linux/highmem.h>
-#define MLOG_MASK_PREFIX ML_SUPER
#include <cluster/masklog.h>
#include "ocfs2.h"
@@ -39,6 +38,7 @@
#include "slot_map.h"
#include "super.h"
#include "sysfile.h"
+#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@@ -142,8 +142,7 @@ int ocfs2_refresh_slot_info(struct ocfs2_super *osb)
BUG_ON(si->si_blocks == 0);
BUG_ON(si->si_bh == NULL);
- mlog(0, "Refreshing slot map, reading %u block(s)\n",
- si->si_blocks);
+ trace_ocfs2_refresh_slot_info(si->si_blocks);
/*
* We pass -1 as blocknr because we expect all of si->si_bh to
@@ -381,8 +380,7 @@ static int ocfs2_map_slot_buffers(struct ocfs2_super *osb,
/* The size checks above should ensure this */
BUG_ON((osb->max_slots / si->si_slots_per_block) > blocks);
- mlog(0, "Slot map needs %u buffers for %llu bytes\n",
- si->si_blocks, bytes);
+ trace_ocfs2_map_slot_buffers(bytes, si->si_blocks);
si->si_bh = kzalloc(sizeof(struct buffer_head *) * si->si_blocks,
GFP_KERNEL);
@@ -400,8 +398,7 @@ static int ocfs2_map_slot_buffers(struct ocfs2_super *osb,
goto bail;
}
- mlog(0, "Reading slot map block %u at %llu\n", i,
- (unsigned long long)blkno);
+ trace_ocfs2_map_slot_buffers_block((unsigned long long)blkno, i);
bh = NULL; /* Acquire a fresh bh */
status = ocfs2_read_blocks(INODE_CACHE(si->si_inode), blkno,
@@ -503,7 +500,7 @@ int ocfs2_find_slot(struct ocfs2_super *osb)
osb->slot_num = slot;
spin_unlock(&osb->osb_lock);
- mlog(0, "taking node slot %d\n", osb->slot_num);
+ trace_ocfs2_find_slot(osb->slot_num);
status = ocfs2_update_disk_slot(osb, si, osb->slot_num);
if (status < 0)
--
1.7.0.4
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