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Diffstat (limited to 'fs/ocfs2/inode.c')
-rw-r--r--fs/ocfs2/inode.c138
1 files changed, 53 insertions, 85 deletions
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 4068c6c4c6f6..b4c8bb6b8d28 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -31,7 +31,6 @@
#include <asm/byteorder.h>
-#define MLOG_MASK_PREFIX ML_INODE
#include <cluster/masklog.h>
#include "ocfs2.h"
@@ -53,6 +52,7 @@
#include "uptodate.h"
#include "xattr.h"
#include "refcounttree.h"
+#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@@ -131,7 +131,8 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
struct super_block *sb = osb->sb;
struct ocfs2_find_inode_args args;
- mlog_entry("(blkno = %llu)\n", (unsigned long long)blkno);
+ trace_ocfs2_iget_begin((unsigned long long)blkno, flags,
+ sysfile_type);
/* Ok. By now we've either got the offsets passed to us by the
* caller, or we just pulled them off the bh. Lets do some
@@ -152,16 +153,16 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
/* inode was *not* in the inode cache. 2.6.x requires
* us to do our own read_inode call and unlock it
* afterwards. */
- if (inode && inode->i_state & I_NEW) {
- mlog(0, "Inode was not in inode cache, reading it.\n");
- ocfs2_read_locked_inode(inode, &args);
- unlock_new_inode(inode);
- }
if (inode == NULL) {
inode = ERR_PTR(-ENOMEM);
mlog_errno(PTR_ERR(inode));
goto bail;
}
+ trace_ocfs2_iget5_locked(inode->i_state);
+ if (inode->i_state & I_NEW) {
+ ocfs2_read_locked_inode(inode, &args);
+ unlock_new_inode(inode);
+ }
if (is_bad_inode(inode)) {
iput(inode);
inode = ERR_PTR(-ESTALE);
@@ -170,9 +171,8 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags,
bail:
if (!IS_ERR(inode)) {
- mlog(0, "returning inode with number %llu\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno);
- mlog_exit_ptr(inode);
+ trace_ocfs2_iget_end(inode,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno);
}
return inode;
@@ -192,18 +192,17 @@ static int ocfs2_find_actor(struct inode *inode, void *opaque)
struct ocfs2_inode_info *oi = OCFS2_I(inode);
int ret = 0;
- mlog_entry("(0x%p, %lu, 0x%p)\n", inode, inode->i_ino, opaque);
-
args = opaque;
mlog_bug_on_msg(!inode, "No inode in find actor!\n");
+ trace_ocfs2_find_actor(inode, inode->i_ino, opaque, args->fi_blkno);
+
if (oi->ip_blkno != args->fi_blkno)
goto bail;
ret = 1;
bail:
- mlog_exit(ret);
return ret;
}
@@ -218,8 +217,6 @@ static int ocfs2_init_locked_inode(struct inode *inode, void *opaque)
static struct lock_class_key ocfs2_quota_ip_alloc_sem_key,
ocfs2_file_ip_alloc_sem_key;
- mlog_entry("inode = %p, opaque = %p\n", inode, opaque);
-
inode->i_ino = args->fi_ino;
OCFS2_I(inode)->ip_blkno = args->fi_blkno;
if (args->fi_sysfile_type != 0)
@@ -235,7 +232,6 @@ static int ocfs2_init_locked_inode(struct inode *inode, void *opaque)
lockdep_set_class(&OCFS2_I(inode)->ip_alloc_sem,
&ocfs2_file_ip_alloc_sem_key);
- mlog_exit(0);
return 0;
}
@@ -246,9 +242,6 @@ void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
struct ocfs2_super *osb;
int use_plocks = 1;
- mlog_entry("(0x%p, size:%llu)\n", inode,
- (unsigned long long)le64_to_cpu(fe->i_size));
-
sb = inode->i_sb;
osb = OCFS2_SB(sb);
@@ -300,20 +293,20 @@ void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
inode->i_nlink = ocfs2_read_links_count(fe);
+ trace_ocfs2_populate_inode(OCFS2_I(inode)->ip_blkno,
+ le32_to_cpu(fe->i_flags));
if (fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) {
OCFS2_I(inode)->ip_flags |= OCFS2_INODE_SYSTEM_FILE;
inode->i_flags |= S_NOQUOTA;
}
-
+
if (fe->i_flags & cpu_to_le32(OCFS2_LOCAL_ALLOC_FL)) {
OCFS2_I(inode)->ip_flags |= OCFS2_INODE_BITMAP;
- mlog(0, "local alloc inode: i_ino=%lu\n", inode->i_ino);
} else if (fe->i_flags & cpu_to_le32(OCFS2_BITMAP_FL)) {
OCFS2_I(inode)->ip_flags |= OCFS2_INODE_BITMAP;
} else if (fe->i_flags & cpu_to_le32(OCFS2_QUOTA_FL)) {
inode->i_flags |= S_NOQUOTA;
} else if (fe->i_flags & cpu_to_le32(OCFS2_SUPER_BLOCK_FL)) {
- mlog(0, "superblock inode: i_ino=%lu\n", inode->i_ino);
/* we can't actually hit this as read_inode can't
* handle superblocks today ;-) */
BUG();
@@ -381,7 +374,6 @@ void ocfs2_populate_inode(struct inode *inode, struct ocfs2_dinode *fe,
if (S_ISDIR(inode->i_mode))
ocfs2_resv_set_type(&OCFS2_I(inode)->ip_la_data_resv,
OCFS2_RESV_FLAG_DIR);
- mlog_exit_void();
}
static int ocfs2_read_locked_inode(struct inode *inode,
@@ -394,8 +386,6 @@ static int ocfs2_read_locked_inode(struct inode *inode,
int status, can_lock;
u32 generation = 0;
- mlog_entry("(0x%p, 0x%p)\n", inode, args);
-
status = -EINVAL;
if (inode == NULL || inode->i_sb == NULL) {
mlog(ML_ERROR, "bad inode\n");
@@ -443,6 +433,9 @@ static int ocfs2_read_locked_inode(struct inode *inode,
&& !(args->fi_flags & OCFS2_FI_FLAG_ORPHAN_RECOVERY)
&& !ocfs2_mount_local(osb);
+ trace_ocfs2_read_locked_inode(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno, can_lock);
+
/*
* To maintain backwards compatibility with older versions of
* ocfs2-tools, we still store the generation value for system
@@ -534,7 +527,6 @@ bail:
if (args && bh)
brelse(bh);
- mlog_exit(status);
return status;
}
@@ -551,8 +543,6 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
struct ocfs2_dinode *fe;
handle_t *handle = NULL;
- mlog_entry_void();
-
fe = (struct ocfs2_dinode *) fe_bh->b_data;
/*
@@ -600,7 +590,6 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
out:
if (handle)
ocfs2_commit_trans(osb, handle);
- mlog_exit(status);
return status;
}
@@ -696,8 +685,6 @@ static int ocfs2_check_orphan_recovery_state(struct ocfs2_super *osb,
spin_lock(&osb->osb_lock);
if (ocfs2_node_map_test_bit(osb, &osb->osb_recovering_orphan_dirs, slot)) {
- mlog(0, "Recovery is happening on orphan dir %d, will skip "
- "this inode\n", slot);
ret = -EDEADLK;
goto out;
}
@@ -706,6 +693,7 @@ static int ocfs2_check_orphan_recovery_state(struct ocfs2_super *osb,
osb->osb_orphan_wipes[slot]++;
out:
spin_unlock(&osb->osb_lock);
+ trace_ocfs2_check_orphan_recovery_state(slot, ret);
return ret;
}
@@ -816,6 +804,10 @@ static int ocfs2_inode_is_valid_to_delete(struct inode *inode)
struct ocfs2_inode_info *oi = OCFS2_I(inode);
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+ trace_ocfs2_inode_is_valid_to_delete(current, osb->dc_task,
+ (unsigned long long)oi->ip_blkno,
+ oi->ip_flags);
+
/* We shouldn't be getting here for the root directory
* inode.. */
if (inode == osb->root_inode) {
@@ -828,11 +820,8 @@ static int ocfs2_inode_is_valid_to_delete(struct inode *inode)
* have to skip deleting this guy. That's OK though because
* the node who's doing the actual deleting should handle it
* anyway. */
- if (current == osb->dc_task) {
- mlog(0, "Skipping delete of %lu because we're currently "
- "in downconvert\n", inode->i_ino);
+ if (current == osb->dc_task)
goto bail;
- }
spin_lock(&oi->ip_lock);
/* OCFS2 *never* deletes system files. This should technically
@@ -846,12 +835,9 @@ static int ocfs2_inode_is_valid_to_delete(struct inode *inode)
/* If we have allowd wipe of this inode for another node, it
* will be marked here so we can safely skip it. Recovery will
- * cleanup any inodes we might inadvertantly skip here. */
- if (oi->ip_flags & OCFS2_INODE_SKIP_DELETE) {
- mlog(0, "Skipping delete of %lu because another node "
- "has done this for us.\n", inode->i_ino);
+ * cleanup any inodes we might inadvertently skip here. */
+ if (oi->ip_flags & OCFS2_INODE_SKIP_DELETE)
goto bail_unlock;
- }
ret = 1;
bail_unlock:
@@ -868,28 +854,27 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
struct buffer_head *di_bh,
int *wipe)
{
- int status = 0;
+ int status = 0, reason = 0;
struct ocfs2_inode_info *oi = OCFS2_I(inode);
struct ocfs2_dinode *di;
*wipe = 0;
+ trace_ocfs2_query_inode_wipe_begin((unsigned long long)oi->ip_blkno,
+ inode->i_nlink);
+
/* While we were waiting for the cluster lock in
* ocfs2_delete_inode, another node might have asked to delete
* the inode. Recheck our flags to catch this. */
if (!ocfs2_inode_is_valid_to_delete(inode)) {
- mlog(0, "Skipping delete of %llu because flags changed\n",
- (unsigned long long)oi->ip_blkno);
+ reason = 1;
goto bail;
}
/* Now that we have an up to date inode, we can double check
* the link count. */
- if (inode->i_nlink) {
- mlog(0, "Skipping delete of %llu because nlink = %u\n",
- (unsigned long long)oi->ip_blkno, inode->i_nlink);
+ if (inode->i_nlink)
goto bail;
- }
/* Do some basic inode verification... */
di = (struct ocfs2_dinode *) di_bh->b_data;
@@ -904,9 +889,7 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
* ORPHANED_FL not.
*/
if (di->i_dyn_features & cpu_to_le16(OCFS2_HAS_REFCOUNT_FL)) {
- mlog(0, "Reflinked inode %llu is no longer orphaned. "
- "it shouldn't be deleted\n",
- (unsigned long long)oi->ip_blkno);
+ reason = 2;
goto bail;
}
@@ -934,7 +917,7 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
* the inode open lock in ocfs2_read_locked_inode(). When we
* get to ->delete_inode(), each node tries to convert it's
* lock to an exclusive. Trylocks are serialized by the inode
- * meta data lock. If the upconvert suceeds, we know the inode
+ * meta data lock. If the upconvert succeeds, we know the inode
* is no longer live and can be deleted.
*
* Though we call this with the meta data lock held, the
@@ -943,8 +926,7 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
status = ocfs2_try_open_lock(inode, 1);
if (status == -EAGAIN) {
status = 0;
- mlog(0, "Skipping delete of %llu because it is in use on "
- "other nodes\n", (unsigned long long)oi->ip_blkno);
+ reason = 3;
goto bail;
}
if (status < 0) {
@@ -953,11 +935,10 @@ static int ocfs2_query_inode_wipe(struct inode *inode,
}
*wipe = 1;
- mlog(0, "Inode %llu is ok to wipe from orphan dir %u\n",
- (unsigned long long)oi->ip_blkno,
- le16_to_cpu(di->i_orphaned_slot));
+ trace_ocfs2_query_inode_wipe_succ(le16_to_cpu(di->i_orphaned_slot));
bail:
+ trace_ocfs2_query_inode_wipe_end(status, reason);
return status;
}
@@ -967,8 +948,8 @@ bail:
static void ocfs2_cleanup_delete_inode(struct inode *inode,
int sync_data)
{
- mlog(0, "Cleanup inode %llu, sync = %d\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno, sync_data);
+ trace_ocfs2_cleanup_delete_inode(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno, sync_data);
if (sync_data)
write_inode_now(inode, 1);
truncate_inode_pages(&inode->i_data, 0);
@@ -980,15 +961,15 @@ static void ocfs2_delete_inode(struct inode *inode)
sigset_t oldset;
struct buffer_head *di_bh = NULL;
- mlog_entry("(inode->i_ino = %lu)\n", inode->i_ino);
+ trace_ocfs2_delete_inode(inode->i_ino,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ is_bad_inode(inode));
/* When we fail in read_inode() we mark inode as bad. The second test
* catches the case when inode allocation fails before allocating
* a block for inode. */
- if (is_bad_inode(inode) || !OCFS2_I(inode)->ip_blkno) {
- mlog(0, "Skipping delete of bad inode\n");
+ if (is_bad_inode(inode) || !OCFS2_I(inode)->ip_blkno)
goto bail;
- }
dquot_initialize(inode);
@@ -1080,7 +1061,7 @@ bail_unlock_nfs_sync:
bail_unblock:
ocfs2_unblock_signals(&oldset);
bail:
- mlog_exit_void();
+ return;
}
static void ocfs2_clear_inode(struct inode *inode)
@@ -1088,11 +1069,9 @@ static void ocfs2_clear_inode(struct inode *inode)
int status;
struct ocfs2_inode_info *oi = OCFS2_I(inode);
- mlog_entry_void();
-
end_writeback(inode);
- mlog(0, "Clearing inode: %llu, nlink = %u\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno, inode->i_nlink);
+ trace_ocfs2_clear_inode((unsigned long long)oi->ip_blkno,
+ inode->i_nlink);
mlog_bug_on_msg(OCFS2_SB(inode->i_sb) == NULL,
"Inode=%lu\n", inode->i_ino);
@@ -1181,8 +1160,6 @@ static void ocfs2_clear_inode(struct inode *inode)
*/
jbd2_journal_release_jbd_inode(OCFS2_SB(inode->i_sb)->journal->j_journal,
&oi->ip_jinode);
-
- mlog_exit_void();
}
void ocfs2_evict_inode(struct inode *inode)
@@ -1204,17 +1181,14 @@ int ocfs2_drop_inode(struct inode *inode)
struct ocfs2_inode_info *oi = OCFS2_I(inode);
int res;
- mlog_entry_void();
-
- mlog(0, "Drop inode %llu, nlink = %u, ip_flags = 0x%x\n",
- (unsigned long long)oi->ip_blkno, inode->i_nlink, oi->ip_flags);
+ trace_ocfs2_drop_inode((unsigned long long)oi->ip_blkno,
+ inode->i_nlink, oi->ip_flags);
if (oi->ip_flags & OCFS2_INODE_MAYBE_ORPHANED)
res = 1;
else
res = generic_drop_inode(inode);
- mlog_exit_void();
return res;
}
@@ -1226,11 +1200,11 @@ int ocfs2_inode_revalidate(struct dentry *dentry)
struct inode *inode = dentry->d_inode;
int status = 0;
- mlog_entry("(inode = 0x%p, ino = %llu)\n", inode,
- inode ? (unsigned long long)OCFS2_I(inode)->ip_blkno : 0ULL);
+ trace_ocfs2_inode_revalidate(inode,
+ inode ? (unsigned long long)OCFS2_I(inode)->ip_blkno : 0ULL,
+ inode ? (unsigned long long)OCFS2_I(inode)->ip_flags : 0);
if (!inode) {
- mlog(0, "eep, no inode!\n");
status = -ENOENT;
goto bail;
}
@@ -1238,7 +1212,6 @@ int ocfs2_inode_revalidate(struct dentry *dentry)
spin_lock(&OCFS2_I(inode)->ip_lock);
if (OCFS2_I(inode)->ip_flags & OCFS2_INODE_DELETED) {
spin_unlock(&OCFS2_I(inode)->ip_lock);
- mlog(0, "inode deleted!\n");
status = -ENOENT;
goto bail;
}
@@ -1254,8 +1227,6 @@ int ocfs2_inode_revalidate(struct dentry *dentry)
}
ocfs2_inode_unlock(inode, 0);
bail:
- mlog_exit(status);
-
return status;
}
@@ -1271,8 +1242,7 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
int status;
struct ocfs2_dinode *fe = (struct ocfs2_dinode *) bh->b_data;
- mlog_entry("(inode %llu)\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno);
+ trace_ocfs2_mark_inode_dirty((unsigned long long)OCFS2_I(inode)->ip_blkno);
status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), bh,
OCFS2_JOURNAL_ACCESS_WRITE);
@@ -1302,7 +1272,6 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
ocfs2_journal_dirty(handle, bh);
leave:
- mlog_exit(status);
return status;
}
@@ -1345,8 +1314,7 @@ int ocfs2_validate_inode_block(struct super_block *sb,
int rc;
struct ocfs2_dinode *di = (struct ocfs2_dinode *)bh->b_data;
- mlog(0, "Validating dinode %llu\n",
- (unsigned long long)bh->b_blocknr);
+ trace_ocfs2_validate_inode_block((unsigned long long)bh->b_blocknr);
BUG_ON(!buffer_uptodate(bh));