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ocfs2: Remove masklog ML_SUPER.

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Remove mlog(0) from fs/ocfs2/super.c and the masklog SUPER.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
This commit is contained in:
Tao Ma 2011-02-23 21:29:08 +08:00
parent b5770f98b0
commit 32a42d392b
4 changed files with 118 additions and 21 deletions
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1
fs/ocfs2/cluster/masklog.c
View file

@ -93,7 +93,6 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
define_mask(DLM_RECOVERY),
define_mask(AIO),
define_mask(JOURNAL),
define_mask(SUPER),
define_mask(DLM_GLUE),
define_mask(BH_IO),
define_mask(UPTODATE),

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

@ -95,7 +95,6 @@
#define ML_DLM_RECOVERY 0x0000000000001000ULL /* dlm master functions */
#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_DLM_GLUE 0x0000000000080000ULL /* ocfs2 dlm glue layer */
#define ML_BH_IO 0x0000000000100000ULL /* ocfs2 buffer I/O */
#define ML_UPTODATE 0x0000000000200000ULL /* ocfs2 caching sequence #'s */

108
fs/ocfs2/ocfs2_trace.h
View file

@ -57,6 +57,23 @@ DEFINE_EVENT(ocfs2__ull, name, \
TP_PROTO(unsigned long long num), \
TP_ARGS(num))
DECLARE_EVENT_CLASS(ocfs2__pointer,
TP_PROTO(void *pointer),
TP_ARGS(pointer),
TP_STRUCT__entry(
__field(void *, pointer)
),
TP_fast_assign(
__entry->pointer = pointer;
),
TP_printk("%p", __entry->pointer)
);
#define DEFINE_OCFS2_POINTER_EVENT(name) \
DEFINE_EVENT(ocfs2__pointer, name, \
TP_PROTO(void *pointer), \
TP_ARGS(pointer))
DECLARE_EVENT_CLASS(ocfs2__int_int,
TP_PROTO(int value1, int value2),
TP_ARGS(value1, value2),
@ -1537,6 +1554,97 @@ DEFINE_OCFS2_INT_EVENT(ocfs2_do_node_down);
/* End of trace events for fs/ocfs2/heartbeat.c. */
/* Trace events for fs/ocfs2/super.c. */
TRACE_EVENT(ocfs2_remount,
TP_PROTO(unsigned long s_flags, unsigned long osb_flags, int flags),
TP_ARGS(s_flags, osb_flags, flags),
TP_STRUCT__entry(
__field(unsigned long, s_flags)
__field(unsigned long, osb_flags)
__field(int, flags)
),
TP_fast_assign(
__entry->s_flags = s_flags;
__entry->osb_flags = osb_flags;
__entry->flags = flags;
),
TP_printk("%lu %lu %d", __entry->s_flags,
__entry->osb_flags, __entry->flags)
);
TRACE_EVENT(ocfs2_fill_super,
TP_PROTO(void *sb, void *data, int silent),
TP_ARGS(sb, data, silent),
TP_STRUCT__entry(
__field(void *, sb)
__field(void *, data)
__field(int, silent)
),
TP_fast_assign(
__entry->sb = sb;
__entry->data = data;
__entry->silent = silent;
),
TP_printk("%p %p %d", __entry->sb,
__entry->data, __entry->silent)
);
TRACE_EVENT(ocfs2_parse_options,
TP_PROTO(int is_remount, char *options),
TP_ARGS(is_remount, options),
TP_STRUCT__entry(
__field(int, is_remount)
__string(options, options)
),
TP_fast_assign(
__entry->is_remount = is_remount;
__assign_str(options, options);
),
TP_printk("%d %s", __entry->is_remount, __get_str(options))
);
DEFINE_OCFS2_POINTER_EVENT(ocfs2_put_super);
TRACE_EVENT(ocfs2_statfs,
TP_PROTO(void *sb, void *buf),
TP_ARGS(sb, buf),
TP_STRUCT__entry(
__field(void *, sb)
__field(void *, buf)
),
TP_fast_assign(
__entry->sb = sb;
__entry->buf = buf;
),
TP_printk("%p %p", __entry->sb, __entry->buf)
);
DEFINE_OCFS2_POINTER_EVENT(ocfs2_dismount_volume);
TRACE_EVENT(ocfs2_initialize_super,
TP_PROTO(char *label, char *uuid_str, unsigned long long root_dir,
unsigned long long system_dir, int cluster_bits),
TP_ARGS(label, uuid_str, root_dir, system_dir, cluster_bits),
TP_STRUCT__entry(
__string(label, label)
__string(uuid_str, uuid_str)
__field(unsigned long long, root_dir)
__field(unsigned long long, system_dir)
__field(int, cluster_bits)
),
TP_fast_assign(
__assign_str(label, label);
__assign_str(uuid_str, uuid_str);
__entry->root_dir = root_dir;
__entry->system_dir = system_dir;
__entry->cluster_bits = cluster_bits;
),
TP_printk("%s %s %llu %llu %d", __get_str(label), __get_str(uuid_str),
__entry->root_dir, __entry->system_dir, __entry->cluster_bits)
);
/* End of trace events for fs/ocfs2/super.c. */
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */

29
fs/ocfs2/super.c
View file

@ -45,7 +45,6 @@
#define CREATE_TRACE_POINTS
#include "ocfs2_trace.h"
#define MLOG_MASK_PREFIX ML_SUPER
#include <cluster/masklog.h>
#include "ocfs2.h"
@ -680,12 +679,9 @@ static int ocfs2_remount(struct super_block *sb, int *flags, char *data)
}
if (*flags & MS_RDONLY) {
mlog(0, "Going to ro mode.\n");
sb->s_flags |= MS_RDONLY;
osb->osb_flags |= OCFS2_OSB_SOFT_RO;
} else {
mlog(0, "Making ro filesystem writeable.\n");
if (osb->osb_flags & OCFS2_OSB_ERROR_FS) {
mlog(ML_ERROR, "Cannot remount RDWR "
"filesystem due to previous errors.\n");
@ -703,6 +699,7 @@ static int ocfs2_remount(struct super_block *sb, int *flags, char *data)
sb->s_flags &= ~MS_RDONLY;
osb->osb_flags &= ~OCFS2_OSB_SOFT_RO;
}
trace_ocfs2_remount(sb->s_flags, osb->osb_flags, *flags);
unlock_osb:
spin_unlock(&osb->osb_lock);
/* Enable quota accounting after remounting RW */
@ -1028,7 +1025,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
char nodestr[8];
struct ocfs2_blockcheck_stats stats;
mlog(0, "%p, %p, %i", sb, data, silent);
trace_ocfs2_fill_super(sb, data, silent);
if (!ocfs2_parse_options(sb, data, &parsed_options, 0)) {
status = -EINVAL;
@ -1315,8 +1312,7 @@ static int ocfs2_parse_options(struct super_block *sb,
char *p;
u32 tmp;
mlog(0, "remount: %d, options: \"%s\"\n", is_remount,
options ? options : "(none)");
trace_ocfs2_parse_options(is_remount, options ? options : "(none)");
mopt->commit_interval = 0;
mopt->mount_opt = OCFS2_MOUNT_NOINTR;
@ -1692,7 +1688,7 @@ static void __exit ocfs2_exit(void)
static void ocfs2_put_super(struct super_block *sb)
{
mlog(0, "(0x%p)\n", sb);
trace_ocfs2_put_super(sb);
ocfs2_sync_blockdev(sb);
ocfs2_dismount_volume(sb, 0);
@ -1707,7 +1703,7 @@ static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
struct buffer_head *bh = NULL;
struct inode *inode = NULL;
mlog(0, "(%p, %p)\n", dentry->d_sb, buf);
trace_ocfs2_statfs(dentry->d_sb, buf);
osb = OCFS2_SB(dentry->d_sb);
@ -1928,7 +1924,7 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err)
struct ocfs2_super *osb = NULL;
char nodestr[8];
mlog(0, "(0x%p)\n", sb);
trace_ocfs2_dismount_volume(sb);
BUG_ON(!sb);
osb = OCFS2_SB(sb);
@ -2143,7 +2139,6 @@ static int ocfs2_initialize_super(struct super_block *sb,
status = -EINVAL;
goto bail;
}
mlog(0, "max_slots for this device: %u\n", osb->max_slots);
ocfs2_orphan_scan_init(osb);
@ -2282,7 +2277,6 @@ static int ocfs2_initialize_super(struct super_block *sb,
osb->s_clustersize_bits =
le32_to_cpu(di->id2.i_super.s_clustersize_bits);
osb->s_clustersize = 1 << osb->s_clustersize_bits;
mlog(0, "clusterbits=%d\n", osb->s_clustersize_bits);
if (osb->s_clustersize < OCFS2_MIN_CLUSTERSIZE ||
osb->s_clustersize > OCFS2_MAX_CLUSTERSIZE) {
@ -2321,11 +2315,10 @@ static int ocfs2_initialize_super(struct super_block *sb,
le64_to_cpu(di->id2.i_super.s_first_cluster_group);
osb->fs_generation = le32_to_cpu(di->i_fs_generation);
osb->uuid_hash = le32_to_cpu(di->id2.i_super.s_uuid_hash);
mlog(0, "vol_label: %s\n", osb->vol_label);
mlog(0, "uuid: %s\n", osb->uuid_str);
mlog(0, "root_blkno=%llu, system_dir_blkno=%llu\n",
(unsigned long long)osb->root_blkno,
(unsigned long long)osb->system_dir_blkno);
trace_ocfs2_initialize_super(osb->vol_label, osb->uuid_str,
(unsigned long long)osb->root_blkno,
(unsigned long long)osb->system_dir_blkno,
osb->s_clustersize_bits);
osb->osb_dlm_debug = ocfs2_new_dlm_debug();
if (!osb->osb_dlm_debug) {
@ -2500,8 +2493,6 @@ static int ocfs2_check_volume(struct ocfs2_super *osb)
* ourselves as mounted. */
}
mlog(0, "Journal loaded.\n");
status = ocfs2_load_local_alloc(osb);
if (status < 0) {
mlog_errno(status);