2005-12-15 15:31:23 -07:00
|
|
|
/* -*- mode: c; c-basic-offset: 8; -*-
|
|
|
|
* vim: noexpandtab sw=8 ts=8 sts=0:
|
|
|
|
*
|
|
|
|
* Copyright (C) 2004, 2005 Oracle. All rights reserved.
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of the GNU General Public
|
|
|
|
* License as published by the Free Software Foundation; either
|
|
|
|
* version 2 of the License, or (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
* General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public
|
|
|
|
* License along with this program; if not, write to the
|
|
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
|
|
* Boston, MA 021110-1307, USA.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <linux/module.h>
|
|
|
|
#include <linux/kernel.h>
|
|
|
|
#include <linux/proc_fs.h>
|
|
|
|
#include <linux/seq_file.h>
|
|
|
|
#include <linux/string.h>
|
|
|
|
#include <asm/uaccess.h>
|
|
|
|
|
|
|
|
#include "masklog.h"
|
|
|
|
|
|
|
|
struct mlog_bits mlog_and_bits = MLOG_BITS_RHS(MLOG_INITIAL_AND_MASK);
|
|
|
|
EXPORT_SYMBOL_GPL(mlog_and_bits);
|
2011-03-07 01:43:21 -07:00
|
|
|
struct mlog_bits mlog_not_bits = MLOG_BITS_RHS(0);
|
2005-12-15 15:31:23 -07:00
|
|
|
EXPORT_SYMBOL_GPL(mlog_not_bits);
|
|
|
|
|
|
|
|
static ssize_t mlog_mask_show(u64 mask, char *buf)
|
|
|
|
{
|
|
|
|
char *state;
|
|
|
|
|
|
|
|
if (__mlog_test_u64(mask, mlog_and_bits))
|
|
|
|
state = "allow";
|
|
|
|
else if (__mlog_test_u64(mask, mlog_not_bits))
|
|
|
|
state = "deny";
|
|
|
|
else
|
|
|
|
state = "off";
|
|
|
|
|
|
|
|
return snprintf(buf, PAGE_SIZE, "%s\n", state);
|
|
|
|
}
|
|
|
|
|
|
|
|
static ssize_t mlog_mask_store(u64 mask, const char *buf, size_t count)
|
|
|
|
{
|
2014-10-13 16:54:37 -06:00
|
|
|
if (!strncasecmp(buf, "allow", 5)) {
|
2005-12-15 15:31:23 -07:00
|
|
|
__mlog_set_u64(mask, mlog_and_bits);
|
|
|
|
__mlog_clear_u64(mask, mlog_not_bits);
|
2014-10-13 16:54:37 -06:00
|
|
|
} else if (!strncasecmp(buf, "deny", 4)) {
|
2005-12-15 15:31:23 -07:00
|
|
|
__mlog_set_u64(mask, mlog_not_bits);
|
|
|
|
__mlog_clear_u64(mask, mlog_and_bits);
|
2014-10-13 16:54:37 -06:00
|
|
|
} else if (!strncasecmp(buf, "off", 3)) {
|
2005-12-15 15:31:23 -07:00
|
|
|
__mlog_clear_u64(mask, mlog_not_bits);
|
|
|
|
__mlog_clear_u64(mask, mlog_and_bits);
|
|
|
|
} else
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
return count;
|
|
|
|
}
|
|
|
|
|
2015-06-24 17:54:53 -06:00
|
|
|
void __mlog_printk(const u64 *mask, const char *func, int line,
|
|
|
|
const char *fmt, ...)
|
|
|
|
{
|
|
|
|
struct va_format vaf;
|
|
|
|
va_list args;
|
|
|
|
const char *level;
|
|
|
|
const char *prefix = "";
|
|
|
|
|
|
|
|
if (!__mlog_test_u64(*mask, mlog_and_bits) ||
|
|
|
|
__mlog_test_u64(*mask, mlog_not_bits))
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (*mask & ML_ERROR) {
|
|
|
|
level = KERN_ERR;
|
|
|
|
prefix = "ERROR: ";
|
|
|
|
} else if (*mask & ML_NOTICE) {
|
|
|
|
level = KERN_NOTICE;
|
|
|
|
} else {
|
|
|
|
level = KERN_INFO;
|
|
|
|
}
|
|
|
|
|
|
|
|
va_start(args, fmt);
|
|
|
|
|
|
|
|
vaf.fmt = fmt;
|
|
|
|
vaf.va = &args;
|
|
|
|
|
2015-06-24 17:54:56 -06:00
|
|
|
printk("%s(%s,%u,%u):%s:%d %s%pV",
|
|
|
|
level, current->comm, task_pid_nr(current),
|
|
|
|
raw_smp_processor_id(), func, line, prefix, &vaf);
|
2015-06-24 17:54:53 -06:00
|
|
|
|
|
|
|
va_end(args);
|
|
|
|
}
|
|
|
|
EXPORT_SYMBOL_GPL(__mlog_printk);
|
|
|
|
|
2005-12-15 15:31:23 -07:00
|
|
|
struct mlog_attribute {
|
|
|
|
struct attribute attr;
|
|
|
|
u64 mask;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define to_mlog_attr(_attr) container_of(_attr, struct mlog_attribute, attr)
|
|
|
|
|
|
|
|
#define define_mask(_name) { \
|
|
|
|
.attr = { \
|
|
|
|
.name = #_name, \
|
|
|
|
.mode = S_IRUGO | S_IWUSR, \
|
|
|
|
}, \
|
|
|
|
.mask = ML_##_name, \
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
|
|
|
|
define_mask(TCP),
|
|
|
|
define_mask(MSG),
|
|
|
|
define_mask(SOCKET),
|
|
|
|
define_mask(HEARTBEAT),
|
|
|
|
define_mask(HB_BIO),
|
|
|
|
define_mask(DLMFS),
|
|
|
|
define_mask(DLM),
|
|
|
|
define_mask(DLM_DOMAIN),
|
|
|
|
define_mask(DLM_THREAD),
|
|
|
|
define_mask(DLM_MASTER),
|
|
|
|
define_mask(DLM_RECOVERY),
|
|
|
|
define_mask(DLM_GLUE),
|
|
|
|
define_mask(VOTE),
|
|
|
|
define_mask(CONN),
|
|
|
|
define_mask(QUORUM),
|
2010-02-26 20:42:44 -07:00
|
|
|
define_mask(BASTS),
|
2010-12-09 19:20:38 -07:00
|
|
|
define_mask(CLUSTER),
|
2005-12-15 15:31:23 -07:00
|
|
|
define_mask(ERROR),
|
|
|
|
define_mask(NOTICE),
|
|
|
|
define_mask(KTHREAD),
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct attribute *mlog_attr_ptrs[MLOG_MAX_BITS] = {NULL, };
|
|
|
|
|
|
|
|
static ssize_t mlog_show(struct kobject *obj, struct attribute *attr,
|
|
|
|
char *buf)
|
|
|
|
{
|
|
|
|
struct mlog_attribute *mlog_attr = to_mlog_attr(attr);
|
|
|
|
|
|
|
|
return mlog_mask_show(mlog_attr->mask, buf);
|
|
|
|
}
|
|
|
|
|
|
|
|
static ssize_t mlog_store(struct kobject *obj, struct attribute *attr,
|
|
|
|
const char *buf, size_t count)
|
|
|
|
{
|
|
|
|
struct mlog_attribute *mlog_attr = to_mlog_attr(attr);
|
|
|
|
|
|
|
|
return mlog_mask_store(mlog_attr->mask, buf, count);
|
|
|
|
}
|
|
|
|
|
2010-01-18 18:58:23 -07:00
|
|
|
static const struct sysfs_ops mlog_attr_ops = {
|
2005-12-15 15:31:23 -07:00
|
|
|
.show = mlog_show,
|
|
|
|
.store = mlog_store,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct kobj_type mlog_ktype = {
|
|
|
|
.default_attrs = mlog_attr_ptrs,
|
|
|
|
.sysfs_ops = &mlog_attr_ops,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct kset mlog_kset = {
|
2007-09-12 16:06:57 -06:00
|
|
|
.kobj = {.ktype = &mlog_ktype},
|
2005-12-15 15:31:23 -07:00
|
|
|
};
|
|
|
|
|
2007-11-02 17:19:59 -06:00
|
|
|
int mlog_sys_init(struct kset *o2cb_kset)
|
2005-12-15 15:31:23 -07:00
|
|
|
{
|
|
|
|
int i = 0;
|
|
|
|
|
|
|
|
while (mlog_attrs[i].attr.mode) {
|
|
|
|
mlog_attr_ptrs[i] = &mlog_attrs[i].attr;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
mlog_attr_ptrs[i] = NULL;
|
|
|
|
|
2007-09-12 16:06:57 -06:00
|
|
|
kobject_set_name(&mlog_kset.kobj, "logmask");
|
2007-11-02 17:19:59 -06:00
|
|
|
mlog_kset.kobj.kset = o2cb_kset;
|
2005-12-15 15:31:23 -07:00
|
|
|
return kset_register(&mlog_kset);
|
|
|
|
}
|
|
|
|
|
|
|
|
void mlog_sys_shutdown(void)
|
|
|
|
{
|
|
|
|
kset_unregister(&mlog_kset);
|
|
|
|
}
|