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ocfs2: Remove masklog ML_NAMEI.

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Remove mlog(0) from fs/ocfs2/namei.c and the masklog NAMEI finally.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
This commit is contained in:
Tao Ma 2011-02-23 22:45:26 +08:00
parent f1088d471f
commit 8990e44a2b
4 changed files with 292 additions and 71 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
fs/ocfs2/cluster/masklog.c
View File

@ -96,7 +96,6 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
define_mask(DLM_GLUE),
define_mask(BH_IO),
define_mask(UPTODATE),
define_mask(NAMEI),
define_mask(VOTE),
define_mask(DCACHE),
define_mask(CONN),

1
fs/ocfs2/cluster/masklog.h
View File

@ -98,7 +98,6 @@
#define ML_DLM_GLUE 0x0000000000080000ULL /* ocfs2 dlm glue layer */
#define ML_BH_IO 0x0000000000100000ULL /* ocfs2 buffer I/O */
#define ML_UPTODATE 0x0000000000200000ULL /* ocfs2 caching sequence #'s */
#define ML_NAMEI 0x0000000000400000ULL /* ocfs2 directory / namespace */
#define ML_VOTE 0x0000000001000000ULL /* ocfs2 node messaging */
#define ML_DCACHE 0x0000000002000000ULL /* ocfs2 dcache operations */
#define ML_CONN 0x0000000004000000ULL /* net connection management */

126
fs/ocfs2/namei.c
View File

@ -42,7 +42,6 @@
#include <linux/highmem.h>
#include <linux/quotaops.h>
#define MLOG_MASK_PREFIX ML_NAMEI
#include <cluster/masklog.h>
#include "ocfs2.h"
@ -63,6 +62,7 @@
#include "uptodate.h"
#include "xattr.h"
#include "acl.h"
#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@ -106,17 +106,15 @@ static struct dentry *ocfs2_lookup(struct inode *dir, struct dentry *dentry,
struct dentry *ret;
struct ocfs2_inode_info *oi;
mlog(0, "(0x%p, 0x%p, '%.*s')\n", dir, dentry,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_lookup(dir, dentry, dentry->d_name.len,
dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno, 0);
if (dentry->d_name.len > OCFS2_MAX_FILENAME_LEN) {
ret = ERR_PTR(-ENAMETOOLONG);
goto bail;
}
mlog(0, "find name %.*s in directory %llu\n", dentry->d_name.len,
dentry->d_name.name, (unsigned long long)OCFS2_I(dir)->ip_blkno);
status = ocfs2_inode_lock_nested(dir, NULL, 0, OI_LS_PARENT);
if (status < 0) {
if (status != -ENOENT)
@ -182,7 +180,7 @@ bail_unlock:
bail:
mlog(0, "%p\n", ret);
trace_ocfs2_lookup_ret(ret);
return ret;
}
@ -235,9 +233,9 @@ static int ocfs2_mknod(struct inode *dir,
sigset_t oldset;
int did_block_signals = 0;
mlog(0, "(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry, mode,
(unsigned long)dev, dentry->d_name.len,
dentry->d_name.name);
trace_ocfs2_mknod(dir, dentry, dentry->d_name.len, dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno,
(unsigned long)dev, mode);
dquot_initialize(dir);
@ -354,10 +352,6 @@ static int ocfs2_mknod(struct inode *dir,
goto leave;
did_quota_inode = 1;
mlog(0, "(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry,
inode->i_mode, (unsigned long)dev, dentry->d_name.len,
dentry->d_name.name);
/* do the real work now. */
status = ocfs2_mknod_locked(osb, dir, inode, dev,
&new_fe_bh, parent_fe_bh, handle,
@ -436,9 +430,6 @@ leave:
if (did_block_signals)
ocfs2_unblock_signals(&oldset);
if (status == -ENOSPC)
mlog(0, "Disk is full\n");
brelse(new_fe_bh);
brelse(parent_fe_bh);
kfree(si.name);
@ -617,8 +608,8 @@ static int ocfs2_mkdir(struct inode *dir,
{
int ret;
mlog(0, "(0x%p, 0x%p, %d, '%.*s')\n", dir, dentry, mode,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_mkdir(dir, dentry, dentry->d_name.len, dentry->d_name.name,
OCFS2_I(dir)->ip_blkno, mode);
ret = ocfs2_mknod(dir, dentry, mode | S_IFDIR, 0);
if (ret)
mlog_errno(ret);
@ -633,8 +624,8 @@ static int ocfs2_create(struct inode *dir,
{
int ret;
mlog(0, "(0x%p, 0x%p, %d, '%.*s')\n", dir, dentry, mode,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_create(dir, dentry, dentry->d_name.len, dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno, mode);
ret = ocfs2_mknod(dir, dentry, mode | S_IFREG, 0);
if (ret)
mlog_errno(ret);
@ -656,9 +647,9 @@ static int ocfs2_link(struct dentry *old_dentry,
struct ocfs2_dir_lookup_result lookup = { NULL, };
sigset_t oldset;
mlog(0, "(inode=%lu, old='%.*s' new='%.*s')\n", inode->i_ino,
old_dentry->d_name.len, old_dentry->d_name.name,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_link((unsigned long long)OCFS2_I(inode)->ip_blkno,
old_dentry->d_name.len, old_dentry->d_name.name,
dentry->d_name.len, dentry->d_name.name);
if (S_ISDIR(inode->i_mode))
return -EPERM;
@ -814,19 +805,17 @@ static int ocfs2_unlink(struct inode *dir,
struct ocfs2_dir_lookup_result lookup = { NULL, };
struct ocfs2_dir_lookup_result orphan_insert = { NULL, };
mlog(0, "(0x%p, 0x%p, '%.*s')\n", dir, dentry,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_unlink(dir, dentry, dentry->d_name.len,
dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno,
(unsigned long long)OCFS2_I(inode)->ip_blkno);
dquot_initialize(dir);
BUG_ON(dentry->d_parent->d_inode != dir);
mlog(0, "ino = %llu\n", (unsigned long long)OCFS2_I(inode)->ip_blkno);
if (inode == osb->root_inode) {
mlog(0, "Cannot delete the root directory\n");
if (inode == osb->root_inode)
return -EPERM;
}
status = ocfs2_inode_lock_nested(dir, &parent_node_bh, 1,
OI_LS_PARENT);
@ -848,9 +837,10 @@ static int ocfs2_unlink(struct inode *dir,
if (OCFS2_I(inode)->ip_blkno != blkno) {
status = -ENOENT;
mlog(0, "ip_blkno %llu != dirent blkno %llu ip_flags = %x\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)blkno, OCFS2_I(inode)->ip_flags);
trace_ocfs2_unlink_noent(
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)blkno,
OCFS2_I(inode)->ip_flags);
goto leave;
}
@ -981,9 +971,8 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
struct buffer_head **tmpbh;
struct inode *tmpinode;
mlog(0, "(inode1 = %llu, inode2 = %llu)\n",
(unsigned long long)oi1->ip_blkno,
(unsigned long long)oi2->ip_blkno);
trace_ocfs2_double_lock((unsigned long long)oi1->ip_blkno,
(unsigned long long)oi2->ip_blkno);
if (*bh1)
*bh1 = NULL;
@ -994,7 +983,6 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
if (oi1->ip_blkno != oi2->ip_blkno) {
if (oi1->ip_blkno < oi2->ip_blkno) {
/* switch id1 and id2 around */
mlog(0, "switching them around...\n");
tmpbh = bh2;
bh2 = bh1;
bh1 = tmpbh;
@ -1030,6 +1018,10 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
mlog_errno(status);
}
trace_ocfs2_double_lock_end(
(unsigned long long)OCFS2_I(inode1)->ip_blkno,
(unsigned long long)OCFS2_I(inode2)->ip_blkno);
bail:
if (status)
mlog_errno(status);
@ -1074,10 +1066,9 @@ static int ocfs2_rename(struct inode *old_dir,
/* At some point it might be nice to break this function up a
* bit. */
mlog(0, "(0x%p, 0x%p, 0x%p, 0x%p, from='%.*s' to='%.*s')\n",
old_dir, old_dentry, new_dir, new_dentry,
old_dentry->d_name.len, old_dentry->d_name.name,
new_dentry->d_name.len, new_dentry->d_name.name);
trace_ocfs2_rename(old_dir, old_dentry, new_dir, new_dentry,
old_dentry->d_name.len, old_dentry->d_name.name,
new_dentry->d_name.len, new_dentry->d_name.name);
dquot_initialize(old_dir);
dquot_initialize(new_dir);
@ -1234,16 +1225,15 @@ static int ocfs2_rename(struct inode *old_dir,
if (!new_inode) {
status = -EACCES;
mlog(0, "We found an inode for name %.*s but VFS "
"didn't give us one.\n", new_dentry->d_name.len,
new_dentry->d_name.name);
trace_ocfs2_rename_target_exists(new_dentry->d_name.len,
new_dentry->d_name.name);
goto bail;
}
if (OCFS2_I(new_inode)->ip_blkno != newfe_blkno) {
status = -EACCES;
mlog(0, "Inode %llu and dir %llu disagree. flags = %x\n",
trace_ocfs2_rename_disagree(
(unsigned long long)OCFS2_I(new_inode)->ip_blkno,
(unsigned long long)newfe_blkno,
OCFS2_I(new_inode)->ip_flags);
@ -1266,8 +1256,7 @@ static int ocfs2_rename(struct inode *old_dir,
newfe = (struct ocfs2_dinode *) newfe_bh->b_data;
mlog(0, "aha rename over existing... new_blkno=%llu "
"newfebh=%p bhblocknr=%llu\n",
trace_ocfs2_rename_over_existing(
(unsigned long long)newfe_blkno, newfe_bh, newfe_bh ?
(unsigned long long)newfe_bh->b_blocknr : 0ULL);
@ -1509,9 +1498,8 @@ static int ocfs2_create_symlink_data(struct ocfs2_super *osb,
* write i_size + 1 bytes. */
blocks = (bytes_left + sb->s_blocksize - 1) >> sb->s_blocksize_bits;
mlog(0, "i_blocks = %llu, i_size = %llu, blocks = %d\n",
(unsigned long long)inode->i_blocks,
i_size_read(inode), blocks);
trace_ocfs2_create_symlink_data((unsigned long long)inode->i_blocks,
i_size_read(inode), blocks);
/* Sanity check -- make sure we're going to fit. */
if (bytes_left >
@ -1619,8 +1607,8 @@ static int ocfs2_symlink(struct inode *dir,
sigset_t oldset;
int did_block_signals = 0;
mlog(0, "(0x%p, 0x%p, symname='%s' actual='%.*s')\n", dir,
dentry, symname, dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_symlink_begin(dir, dentry, symname,
dentry->d_name.len, dentry->d_name.name);
dquot_initialize(dir);
@ -1722,9 +1710,10 @@ static int ocfs2_symlink(struct inode *dir,
goto bail;
did_quota_inode = 1;
mlog(0, "(0x%p, 0x%p, %d, '%.*s')\n", dir, dentry,
inode->i_mode, dentry->d_name.len,
dentry->d_name.name);
trace_ocfs2_symlink_create(dir, dentry, dentry->d_name.len,
dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno,
inode->i_mode);
status = ocfs2_mknod_locked(osb, dir, inode,
0, &new_fe_bh, parent_fe_bh, handle,
@ -1870,8 +1859,7 @@ static int ocfs2_blkno_stringify(u64 blkno, char *name)
goto bail;
}
mlog(0, "built filename '%s' for orphan dir (len=%d)\n", name,
namelen);
trace_ocfs2_blkno_stringify(blkno, name, namelen);
status = 0;
bail:
@ -2007,7 +1995,8 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
struct ocfs2_dinode *orphan_fe;
struct ocfs2_dinode *fe = (struct ocfs2_dinode *) fe_bh->b_data;
mlog(0, "(inode->i_ino = %lu)\n", inode->i_ino);
trace_ocfs2_orphan_add_begin(
(unsigned long long)OCFS2_I(inode)->ip_blkno);
status = ocfs2_read_inode_block(orphan_dir_inode, &orphan_dir_bh);
if (status < 0) {
@ -2066,8 +2055,8 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
ocfs2_journal_dirty(handle, fe_bh);
mlog(0, "Inode %llu orphaned in slot %d\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno, osb->slot_num);
trace_ocfs2_orphan_add_end((unsigned long long)OCFS2_I(inode)->ip_blkno,
osb->slot_num);
leave:
brelse(orphan_dir_bh);
@ -2095,9 +2084,9 @@ int ocfs2_orphan_del(struct ocfs2_super *osb,
goto leave;
}
mlog(0, "removing '%s' from orphan dir %llu (namelen=%d)\n",
name, (unsigned long long)OCFS2_I(orphan_dir_inode)->ip_blkno,
OCFS2_ORPHAN_NAMELEN);
trace_ocfs2_orphan_del(
(unsigned long long)OCFS2_I(orphan_dir_inode)->ip_blkno,
name, OCFS2_ORPHAN_NAMELEN);
/* find it's spot in the orphan directory */
status = ocfs2_find_entry(name, OCFS2_ORPHAN_NAMELEN, orphan_dir_inode,
@ -2331,9 +2320,6 @@ leave:
iput(orphan_dir);
}
if (status == -ENOSPC)
mlog(0, "Disk is full\n");
if ((status < 0) && inode) {
clear_nlink(inode);
iput(inode);
@ -2368,8 +2354,10 @@ int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
struct buffer_head *di_bh = NULL;
struct ocfs2_dir_lookup_result lookup = { NULL, };
mlog(0, "(0x%p, 0x%p, %.*s')\n", dir, dentry,
dentry->d_name.len, dentry->d_name.name);
trace_ocfs2_mv_orphaned_inode_to_new(dir, dentry,
dentry->d_name.len, dentry->d_name.name,
(unsigned long long)OCFS2_I(dir)->ip_blkno,
(unsigned long long)OCFS2_I(inode)->ip_blkno);
status = ocfs2_inode_lock(dir, &parent_di_bh, 1);
if (status < 0) {

235
fs/ocfs2/ocfs2_trace.h
View File

@ -2129,6 +2129,241 @@ DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_dx_dir_rebalance_split);
DEFINE_OCFS2_ULL_INT_EVENT(ocfs2_prepare_dir_for_insert);
/* End of trace events for fs/ocfs2/dir.c. */
/* Trace events for fs/ocfs2/namei.c. */
DECLARE_EVENT_CLASS(ocfs2__dentry_ops,
TP_PROTO(void *dir, void *dentry, int name_len, const char *name,
unsigned long long dir_blkno, unsigned long long extra),
TP_ARGS(dir, dentry, name_len, name, dir_blkno, extra),
TP_STRUCT__entry(
__field(void *, dir)
__field(void *, dentry)
__field(int, name_len)
__string(name, name)
__field(unsigned long long, dir_blkno)
__field(unsigned long long, extra)
),
TP_fast_assign(
__entry->dir = dir;
__entry->dentry = dentry;
__entry->name_len = name_len;
__assign_str(name, name);
__entry->dir_blkno = dir_blkno;
__entry->extra = extra;
),
TP_printk("%p %p %.*s %llu %llu", __entry->dir, __entry->dentry,
__entry->name_len, __get_str(name),
__entry->dir_blkno, __entry->extra)
);
#define DEFINE_OCFS2_DENTRY_OPS(name) \
DEFINE_EVENT(ocfs2__dentry_ops, name, \
TP_PROTO(void *dir, void *dentry, int name_len, const char *name, \
unsigned long long dir_blkno, unsigned long long extra), \
TP_ARGS(dir, dentry, name_len, name, dir_blkno, extra))
DEFINE_OCFS2_DENTRY_OPS(ocfs2_lookup);
DEFINE_OCFS2_DENTRY_OPS(ocfs2_mkdir);
DEFINE_OCFS2_DENTRY_OPS(ocfs2_create);
DEFINE_OCFS2_DENTRY_OPS(ocfs2_unlink);
DEFINE_OCFS2_DENTRY_OPS(ocfs2_symlink_create);
DEFINE_OCFS2_DENTRY_OPS(ocfs2_mv_orphaned_inode_to_new);
DEFINE_OCFS2_POINTER_EVENT(ocfs2_lookup_ret);
TRACE_EVENT(ocfs2_mknod,
TP_PROTO(void *dir, void *dentry, int name_len, const char *name,
unsigned long long dir_blkno, unsigned long dev, int mode),
TP_ARGS(dir, dentry, name_len, name, dir_blkno, dev, mode),
TP_STRUCT__entry(
__field(void *, dir)
__field(void *, dentry)
__field(int, name_len)
__string(name, name)
__field(unsigned long long, dir_blkno)
__field(unsigned long, dev)
__field(int, mode)
),
TP_fast_assign(
__entry->dir = dir;
__entry->dentry = dentry;
__entry->name_len = name_len;
__assign_str(name, name);
__entry->dir_blkno = dir_blkno;
__entry->dev = dev;
__entry->mode = mode;
),
TP_printk("%p %p %.*s %llu %lu %d", __entry->dir, __entry->dentry,
__entry->name_len, __get_str(name),
__entry->dir_blkno, __entry->dev, __entry->mode)
);
TRACE_EVENT(ocfs2_link,
TP_PROTO(unsigned long long ino, int old_len, const char *old_name,
int name_len, const char *name),
TP_ARGS(ino, old_len, old_name, name_len, name),
TP_STRUCT__entry(
__field(unsigned long long, ino)
__field(int, old_len)
__string(old_name, old_name)
__field(int, name_len)
__string(name, name)
),
TP_fast_assign(
__entry->ino = ino;
__entry->old_len = old_len;
__assign_str(old_name, old_name);
__entry->name_len = name_len;
__assign_str(name, name);
),
TP_printk("%llu %.*s %.*s", __entry->ino,
__entry->old_len, __get_str(old_name),
__entry->name_len, __get_str(name))
);
DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_unlink_noent);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_double_lock);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_double_lock_end);
TRACE_EVENT(ocfs2_rename,
TP_PROTO(void *old_dir, void *old_dentry,
void *new_dir, void *new_dentry,
int old_len, const char *old_name,
int new_len, const char *new_name),
TP_ARGS(old_dir, old_dentry, new_dir, new_dentry,
old_len, old_name, new_len, new_name),
TP_STRUCT__entry(
__field(void *, old_dir)
__field(void *, old_dentry)
__field(void *, new_dir)
__field(void *, new_dentry)
__field(int, old_len)
__string(old_name, old_name)
__field(int, new_len)
__string(new_name, new_name)
),
TP_fast_assign(
__entry->old_dir = old_dir;
__entry->old_dentry = old_dentry;
__entry->new_dir = new_dir;
__entry->new_dentry = new_dentry;
__entry->old_len = old_len;
__assign_str(old_name, old_name);
__entry->new_len = new_len;
__assign_str(new_name, new_name);
),
TP_printk("%p %p %p %p %.*s %.*s",
__entry->old_dir, __entry->old_dentry,
__entry->new_dir, __entry->new_dentry,
__entry->old_len, __get_str(old_name),
__entry->new_len, __get_str(new_name))
);
TRACE_EVENT(ocfs2_rename_target_exists,
TP_PROTO(int new_len, const char *new_name),
TP_ARGS(new_len, new_name),
TP_STRUCT__entry(
__field(int, new_len)
__string(new_name, new_name)
),
TP_fast_assign(
__entry->new_len = new_len;
__assign_str(new_name, new_name);
),
TP_printk("%.*s", __entry->new_len, __get_str(new_name))
);
DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_rename_disagree);
TRACE_EVENT(ocfs2_rename_over_existing,
TP_PROTO(unsigned long long new_blkno, void *new_bh,
unsigned long long newdi_blkno),
TP_ARGS(new_blkno, new_bh, newdi_blkno),
TP_STRUCT__entry(
__field(unsigned long long, new_blkno)
__field(void *, new_bh)
__field(unsigned long long, newdi_blkno)
),
TP_fast_assign(
__entry->new_blkno = new_blkno;
__entry->new_bh = new_bh;
__entry->newdi_blkno = newdi_blkno;
),
TP_printk("%llu %p %llu", __entry->new_blkno, __entry->new_bh,
__entry->newdi_blkno)
);
DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_create_symlink_data);
TRACE_EVENT(ocfs2_symlink_begin,
TP_PROTO(void *dir, void *dentry, const char *symname,
int len, const char *name),
TP_ARGS(dir, dentry, symname, len, name),
TP_STRUCT__entry(
__field(void *, dir)
__field(void *, dentry)
__field(const char *, symname)
__field(int, len)
__string(name, name)
),
TP_fast_assign(
__entry->dir = dir;
__entry->dentry = dentry;
__entry->symname = symname;
__entry->len = len;
__assign_str(name, name);
),
TP_printk("%p %p %s %.*s", __entry->dir, __entry->dentry,
__entry->symname, __entry->len, __get_str(name))
);
TRACE_EVENT(ocfs2_blkno_stringify,
TP_PROTO(unsigned long long blkno, const char *name, int namelen),
TP_ARGS(blkno, name, namelen),
TP_STRUCT__entry(
__field(unsigned long long, blkno)
__string(name, name)
__field(int, namelen)
),
TP_fast_assign(
__entry->blkno = blkno;
__assign_str(name, name);
__entry->namelen = namelen;
),
TP_printk("%llu %s %d", __entry->blkno, __get_str(name),
__entry->namelen)
);
DEFINE_OCFS2_ULL_EVENT(ocfs2_orphan_add_begin);
DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_orphan_add_end);
TRACE_EVENT(ocfs2_orphan_del,
TP_PROTO(unsigned long long dir, const char *name, int namelen),
TP_ARGS(dir, name, namelen),
TP_STRUCT__entry(
__field(unsigned long long, dir)
__string(name, name)
__field(int, namelen)
),
TP_fast_assign(
__entry->dir = dir;
__assign_str(name, name);
__entry->namelen = namelen;
),
TP_printk("%llu %s %d", __entry->dir, __get_str(name),
__entry->namelen)
);
/* End of trace events for fs/ocfs2/namei.c. */
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */