aboutsummaryrefslogtreecommitdiff
path: root/fs/ocfs2/dcache.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ocfs2/dcache.c')
-rw-r--r--fs/ocfs2/dcache.c47
1 files changed, 23 insertions, 24 deletions
diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
index 6d80ecc7834f..e5ba34818332 100644
--- a/fs/ocfs2/dcache.c
+++ b/fs/ocfs2/dcache.c
@@ -28,7 +28,6 @@
#include <linux/slab.h>
#include <linux/namei.h>
-#define MLOG_MASK_PREFIX ML_DCACHE
#include <cluster/masklog.h>
#include "ocfs2.h"
@@ -39,6 +38,7 @@
#include "file.h"
#include "inode.h"
#include "super.h"
+#include "ocfs2_trace.h"
void ocfs2_dentry_attach_gen(struct dentry *dentry)
{
@@ -56,14 +56,14 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
int ret = 0; /* if all else fails, just return false */
struct ocfs2_super *osb;
- if (nd->flags & LOOKUP_RCU)
+ if (nd && nd->flags & LOOKUP_RCU)
return -ECHILD;
inode = dentry->d_inode;
osb = OCFS2_SB(dentry->d_sb);
- mlog_entry("(0x%p, '%.*s')\n", dentry,
- dentry->d_name.len, dentry->d_name.name);
+ trace_ocfs2_dentry_revalidate(dentry, dentry->d_name.len,
+ dentry->d_name.name);
/* For a negative dentry -
* check the generation number of the parent and compare with the
@@ -73,9 +73,10 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
unsigned long gen = (unsigned long) dentry->d_fsdata;
unsigned long pgen =
OCFS2_I(dentry->d_parent->d_inode)->ip_dir_lock_gen;
- mlog(0, "negative dentry: %.*s parent gen: %lu "
- "dentry gen: %lu\n",
- dentry->d_name.len, dentry->d_name.name, pgen, gen);
+
+ trace_ocfs2_dentry_revalidate_negative(dentry->d_name.len,
+ dentry->d_name.name,
+ pgen, gen);
if (gen != pgen)
goto bail;
goto valid;
@@ -90,8 +91,8 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
/* did we or someone else delete this inode? */
if (OCFS2_I(inode)->ip_flags & OCFS2_INODE_DELETED) {
spin_unlock(&OCFS2_I(inode)->ip_lock);
- mlog(0, "inode (%llu) deleted, returning false\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno);
+ trace_ocfs2_dentry_revalidate_delete(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno);
goto bail;
}
spin_unlock(&OCFS2_I(inode)->ip_lock);
@@ -101,10 +102,9 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
* inode nlink hits zero, it never goes back.
*/
if (inode->i_nlink == 0) {
- mlog(0, "Inode %llu orphaned, returning false "
- "dir = %d\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- S_ISDIR(inode->i_mode));
+ trace_ocfs2_dentry_revalidate_orphaned(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ S_ISDIR(inode->i_mode));
goto bail;
}
@@ -113,9 +113,8 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
* redo it.
*/
if (!dentry->d_fsdata) {
- mlog(0, "Inode %llu doesn't have dentry lock, "
- "returning false\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno);
+ trace_ocfs2_dentry_revalidate_nofsdata(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno);
goto bail;
}
@@ -123,8 +122,7 @@ valid:
ret = 1;
bail:
- mlog_exit(ret);
-
+ trace_ocfs2_dentry_revalidate_ret(ret);
return ret;
}
@@ -181,8 +179,8 @@ struct dentry *ocfs2_find_local_alias(struct inode *inode,
spin_lock(&dentry->d_lock);
if (ocfs2_match_dentry(dentry, parent_blkno, skip_unhashed)) {
- mlog(0, "dentry found: %.*s\n",
- dentry->d_name.len, dentry->d_name.name);
+ trace_ocfs2_find_local_alias(dentry->d_name.len,
+ dentry->d_name.name);
dget_dlock(dentry);
spin_unlock(&dentry->d_lock);
@@ -240,9 +238,8 @@ int ocfs2_dentry_attach_lock(struct dentry *dentry,
struct dentry *alias;
struct ocfs2_dentry_lock *dl = dentry->d_fsdata;
- mlog(0, "Attach \"%.*s\", parent %llu, fsdata: %p\n",
- dentry->d_name.len, dentry->d_name.name,
- (unsigned long long)parent_blkno, dl);
+ trace_ocfs2_dentry_attach_lock(dentry->d_name.len, dentry->d_name.name,
+ (unsigned long long)parent_blkno, dl);
/*
* Negative dentry. We ignore these for now.
@@ -292,7 +289,9 @@ int ocfs2_dentry_attach_lock(struct dentry *dentry,
(unsigned long long)parent_blkno,
(unsigned long long)dl->dl_parent_blkno);
- mlog(0, "Found: %s\n", dl->dl_lockres.l_name);
+ trace_ocfs2_dentry_attach_lock_found(dl->dl_lockres.l_name,
+ (unsigned long long)parent_blkno,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno);
goto out_attach;
}