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authorTao Ma <boyu.mt@taobao.com>2011-02-22 21:59:46 +0800
committerTao Ma <boyu.mt@taobao.com>2011-02-22 21:59:46 +0800
commit614a9e849ca6ea24843795251cb30af525d5336b (patch)
treebf1344ab1a0d932c997b4e7646d062c290c7cedd /fs/ocfs2
parent9558156bcf8e4750d20034e941213273743ed86a (diff)
downloadlwn-614a9e849ca6ea24843795251cb30af525d5336b.tar.gz
lwn-614a9e849ca6ea24843795251cb30af525d5336b.zip
ocfs2: Remove FILE_IO from masklog.
Change all the "mlog(0," in fs/ocfs2/mmap.c to trace events. And finally remove masklog FILE_IO. Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/cluster/masklog.c1
-rw-r--r--fs/ocfs2/cluster/masklog.h1
-rw-r--r--fs/ocfs2/mmap.c7
-rw-r--r--fs/ocfs2/ocfs2_trace.h25
4 files changed, 28 insertions, 6 deletions
diff --git a/fs/ocfs2/cluster/masklog.c b/fs/ocfs2/cluster/masklog.c
index a961cca12529..036e8b8814f7 100644
--- a/fs/ocfs2/cluster/masklog.c
+++ b/fs/ocfs2/cluster/masklog.c
@@ -94,7 +94,6 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
define_mask(AIO),
define_mask(JOURNAL),
define_mask(SUPER),
- define_mask(FILE_IO),
define_mask(EXTENT_MAP),
define_mask(DLM_GLUE),
define_mask(BH_IO),
diff --git a/fs/ocfs2/cluster/masklog.h b/fs/ocfs2/cluster/masklog.h
index 845ea2b02f0b..d07780ab9f8f 100644
--- a/fs/ocfs2/cluster/masklog.h
+++ b/fs/ocfs2/cluster/masklog.h
@@ -96,7 +96,6 @@
#define ML_AIO 0x0000000000002000ULL /* ocfs2 aio read and write */
#define ML_JOURNAL 0x0000000000004000ULL /* ocfs2 journalling functions */
#define ML_SUPER 0x0000000000010000ULL /* ocfs2 mount / umount */
-#define ML_FILE_IO 0x0000000000020000ULL /* ocfs2 file I/O */
#define ML_EXTENT_MAP 0x0000000000040000ULL /* ocfs2 extent map caching */
#define ML_DLM_GLUE 0x0000000000080000ULL /* ocfs2 dlm glue layer */
#define ML_BH_IO 0x0000000000100000ULL /* ocfs2 buffer I/O */
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index 49730b51ae45..3e9393ca39eb 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -31,7 +31,6 @@
#include <linux/signal.h>
#include <linux/rbtree.h>
-#define MLOG_MASK_PREFIX ML_FILE_IO
#include <cluster/masklog.h>
#include "ocfs2.h"
@@ -42,6 +41,7 @@
#include "inode.h"
#include "mmap.h"
#include "super.h"
+#include "ocfs2_trace.h"
static int ocfs2_fault(struct vm_area_struct *area, struct vm_fault *vmf)
@@ -49,13 +49,12 @@ static int ocfs2_fault(struct vm_area_struct *area, struct vm_fault *vmf)
sigset_t oldset;
int ret;
- mlog(0, "(area=%p, page offset=%lu)\n", area, vmf->pgoff);
-
ocfs2_block_signals(&oldset);
ret = filemap_fault(area, vmf);
ocfs2_unblock_signals(&oldset);
- mlog(0, "%p\n", vmf->page);
+ trace_ocfs2_fault(OCFS2_I(area->vm_file->f_mapping->host)->ip_blkno,
+ area, vmf->page, vmf->pgoff);
return ret;
}
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index 5958da57f8ff..77148e7a14f8 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -1092,6 +1092,31 @@ TRACE_EVENT(ocfs2_write_end_inline,
);
/* End of trace events for fs/ocfs2/aops.c. */
+
+/* Trace events for fs/ocfs2/mmap.c. */
+
+TRACE_EVENT(ocfs2_fault,
+ TP_PROTO(unsigned long long ino,
+ void *area, void *page, unsigned long pgoff),
+ TP_ARGS(ino, area, page, pgoff),
+ TP_STRUCT__entry(
+ __field(unsigned long long, ino)
+ __field(void *, area)
+ __field(void *, page)
+ __field(unsigned long, pgoff)
+ ),
+ TP_fast_assign(
+ __entry->ino = ino;
+ __entry->area = area;
+ __entry->page = page;
+ __entry->pgoff = pgoff;
+ ),
+ TP_printk("%llu %p %p %lu",
+ __entry->ino, __entry->area, __entry->page, __entry->pgoff)
+);
+
+/* End of trace events for fs/ocfs2/mmap.c. */
+
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */