#include "gfs2.h"
#include "incore.h"
-#include "lm.h"
#include "sys.h"
#include "super.h"
#include "glock.h"
#include "quota.h"
#include "util.h"
-char *gfs2_sys_margs;
-spinlock_t gfs2_sys_margs_lock;
-
static ssize_t id_show(struct gfs2_sbd *sdp, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%s\n", sdp->sd_vfs->s_id);
+ return snprintf(buf, PAGE_SIZE, "%u:%u\n",
+ MAJOR(sdp->sd_vfs->s_dev), MINOR(sdp->sd_vfs->s_dev));
}
static ssize_t fsname_show(struct gfs2_sbd *sdp, char *buf)
return len;
}
-static ssize_t shrink_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
-{
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
-
- if (simple_strtol(buf, NULL, 0) != 1)
- return -EINVAL;
-
- gfs2_gl_hash_clear(sdp, NO_WAIT);
- return len;
-}
-
static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf,
size_t len)
{
GFS2_ATTR(id, 0444, id_show, NULL);
GFS2_ATTR(fsname, 0444, fsname_show, NULL);
GFS2_ATTR(freeze, 0644, freeze_show, freeze_store);
-GFS2_ATTR(shrink, 0200, NULL, shrink_store);
GFS2_ATTR(withdraw, 0644, withdraw_show, withdraw_store);
GFS2_ATTR(statfs_sync, 0200, NULL, statfs_sync_store);
GFS2_ATTR(quota_sync, 0200, NULL, quota_sync_store);
&gfs2_attr_id.attr,
&gfs2_attr_fsname.attr,
&gfs2_attr_freeze.attr,
- &gfs2_attr_shrink.attr,
&gfs2_attr_withdraw.attr,
&gfs2_attr_statfs_sync.attr,
&gfs2_attr_quota_sync.attr,
.sysfs_ops = &gfs2_attr_ops,
};
-static struct kset gfs2_kset;
+static struct kset *gfs2_kset;
/*
* display struct lm_lockstruct fields
ARGS_ATTR(localflocks, "%d\n");
ARGS_ATTR(debug, "%d\n");
ARGS_ATTR(upgrade, "%d\n");
-ARGS_ATTR(num_glockd, "%u\n");
ARGS_ATTR(posix_acl, "%d\n");
ARGS_ATTR(quota, "%u\n");
ARGS_ATTR(suiddir, "%d\n");
ARGS_ATTR(data, "%d\n");
-/* one oddball doesn't fit the macro mold */
-static ssize_t noatime_show(struct gfs2_sbd *sdp, char *buf)
-{
- return snprintf(buf, PAGE_SIZE, "%d\n",
- !!test_bit(SDF_NOATIME, &sdp->sd_flags));
-}
-static struct args_attr args_attr_noatime = __ATTR_RO(noatime);
-
static struct attribute *args_attrs[] = {
&args_attr_lockproto.attr,
&args_attr_locktable.attr,
&args_attr_localflocks.attr,
&args_attr_debug.attr,
&args_attr_upgrade.attr,
- &args_attr_num_glockd.attr,
&args_attr_posix_acl.attr,
&args_attr_quota.attr,
&args_attr_suiddir.attr,
&args_attr_data.attr,
- &args_attr_noatime.attr,
- NULL,
-};
-
-/*
- * display counters from superblock
- */
-
-struct counters_attr {
- struct attribute attr;
- ssize_t (*show)(struct gfs2_sbd *, char *);
-};
-
-#define COUNTERS_ATTR(name, fmt) \
-static ssize_t name##_show(struct gfs2_sbd *sdp, char *buf) \
-{ \
- return snprintf(buf, PAGE_SIZE, fmt, \
- (unsigned int)atomic_read(&sdp->sd_##name)); \
-} \
-static struct counters_attr counters_attr_##name = __ATTR_RO(name)
-
-COUNTERS_ATTR(glock_count, "%u\n");
-COUNTERS_ATTR(glock_held_count, "%u\n");
-COUNTERS_ATTR(inode_count, "%u\n");
-COUNTERS_ATTR(reclaimed, "%u\n");
-
-static struct attribute *counters_attrs[] = {
- &counters_attr_glock_count.attr,
- &counters_attr_glock_held_count.attr,
- &counters_attr_inode_count.attr,
- &counters_attr_reclaimed.attr,
NULL,
};
} \
TUNE_ATTR_2(name, name##_store)
-TUNE_ATTR(demote_secs, 0);
TUNE_ATTR(incore_log_blocks, 0);
TUNE_ATTR(log_flush_secs, 0);
-TUNE_ATTR(jindex_refresh_secs, 0);
TUNE_ATTR(quota_warn_period, 0);
TUNE_ATTR(quota_quantum, 0);
-TUNE_ATTR(atime_quantum, 0);
TUNE_ATTR(max_readahead, 0);
TUNE_ATTR(complain_secs, 0);
-TUNE_ATTR(reclaim_limit, 0);
TUNE_ATTR(statfs_slow, 0);
TUNE_ATTR(new_files_jdata, 0);
-TUNE_ATTR(new_files_directio, 0);
TUNE_ATTR(quota_simul_sync, 1);
TUNE_ATTR(quota_cache_secs, 1);
TUNE_ATTR(stall_secs, 1);
TUNE_ATTR(statfs_quantum, 1);
TUNE_ATTR_DAEMON(recoverd_secs, recoverd_process);
TUNE_ATTR_DAEMON(logd_secs, logd_process);
-TUNE_ATTR_DAEMON(quotad_secs, quotad_process);
TUNE_ATTR_3(quota_scale, quota_scale_show, quota_scale_store);
static struct attribute *tune_attrs[] = {
- &tune_attr_demote_secs.attr,
&tune_attr_incore_log_blocks.attr,
&tune_attr_log_flush_secs.attr,
- &tune_attr_jindex_refresh_secs.attr,
&tune_attr_quota_warn_period.attr,
&tune_attr_quota_quantum.attr,
- &tune_attr_atime_quantum.attr,
&tune_attr_max_readahead.attr,
&tune_attr_complain_secs.attr,
- &tune_attr_reclaim_limit.attr,
&tune_attr_statfs_slow.attr,
&tune_attr_quota_simul_sync.attr,
&tune_attr_quota_cache_secs.attr,
&tune_attr_statfs_quantum.attr,
&tune_attr_recoverd_secs.attr,
&tune_attr_logd_secs.attr,
- &tune_attr_quotad_secs.attr,
&tune_attr_quota_scale.attr,
&tune_attr_new_files_jdata.attr,
- &tune_attr_new_files_directio.attr,
NULL,
};
.attrs = lockstruct_attrs,
};
-static struct attribute_group counters_group = {
- .name = "counters",
- .attrs = counters_attrs,
-};
-
static struct attribute_group args_group = {
.name = "args",
.attrs = args_attrs,
{
int error;
- sdp->sd_kobj.kset = &gfs2_kset;
- sdp->sd_kobj.ktype = &gfs2_ktype;
-
- error = kobject_set_name(&sdp->sd_kobj, "%s", sdp->sd_table_name);
- if (error)
- goto fail;
-
- error = kobject_register(&sdp->sd_kobj);
+ sdp->sd_kobj.kset = gfs2_kset;
+ error = kobject_init_and_add(&sdp->sd_kobj, &gfs2_ktype, NULL,
+ "%s", sdp->sd_table_name);
if (error)
goto fail;
if (error)
goto fail_reg;
- error = sysfs_create_group(&sdp->sd_kobj, &counters_group);
- if (error)
- goto fail_lockstruct;
-
error = sysfs_create_group(&sdp->sd_kobj, &args_group);
if (error)
- goto fail_counters;
+ goto fail_lockstruct;
error = sysfs_create_group(&sdp->sd_kobj, &tune_group);
if (error)
goto fail_args;
+ kobject_uevent(&sdp->sd_kobj, KOBJ_ADD);
return 0;
fail_args:
sysfs_remove_group(&sdp->sd_kobj, &args_group);
-fail_counters:
- sysfs_remove_group(&sdp->sd_kobj, &counters_group);
fail_lockstruct:
sysfs_remove_group(&sdp->sd_kobj, &lockstruct_group);
fail_reg:
- kobject_unregister(&sdp->sd_kobj);
+ kobject_put(&sdp->sd_kobj);
fail:
fs_err(sdp, "error %d adding sysfs files", error);
return error;
{
sysfs_remove_group(&sdp->sd_kobj, &tune_group);
sysfs_remove_group(&sdp->sd_kobj, &args_group);
- sysfs_remove_group(&sdp->sd_kobj, &counters_group);
sysfs_remove_group(&sdp->sd_kobj, &lockstruct_group);
- kobject_unregister(&sdp->sd_kobj);
+ kobject_put(&sdp->sd_kobj);
}
+static int gfs2_uevent(struct kset *kset, struct kobject *kobj,
+ struct kobj_uevent_env *env)
+{
+ struct gfs2_sbd *sdp = container_of(kobj, struct gfs2_sbd, sd_kobj);
+ add_uevent_var(env, "LOCKTABLE=%s", sdp->sd_table_name);
+ add_uevent_var(env, "LOCKPROTO=%s", sdp->sd_proto_name);
+ return 0;
+}
+
+static struct kset_uevent_ops gfs2_uevent_ops = {
+ .uevent = gfs2_uevent,
+};
+
+
int gfs2_sys_init(void)
{
- gfs2_sys_margs = NULL;
- spin_lock_init(&gfs2_sys_margs_lock);
- kobject_set_name(&gfs2_kset.kobj, "gfs2");
- gfs2_kset.kobj.parent = fs_kobj;
- return kset_register(&gfs2_kset);
+ gfs2_kset = kset_create_and_add("gfs2", &gfs2_uevent_ops, fs_kobj);
+ if (!gfs2_kset)
+ return -ENOMEM;
+ return 0;
}
void gfs2_sys_uninit(void)
{
- kfree(gfs2_sys_margs);
- kset_unregister(&gfs2_kset);
+ kset_unregister(gfs2_kset);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff