mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 17:56:41 +07:00
93c189c114
CONFIG_XFS_TRACE is on SGI-PV: 956618 SGI-Modid: xfs-linux-melb:xfs-kern:27196a Signed-off-by: Vlad Apostolov <vapo@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/*
|
|
* Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
|
|
* 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.
|
|
*
|
|
* This program is distributed in the hope that it would 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 the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
#include <xfs.h>
|
|
#include "debug.h"
|
|
#include "spin.h"
|
|
|
|
static char message[256]; /* keep it off the stack */
|
|
static DEFINE_SPINLOCK(xfs_err_lock);
|
|
|
|
/* Translate from CE_FOO to KERN_FOO, err_level(CE_FOO) == KERN_FOO */
|
|
#define XFS_MAX_ERR_LEVEL 7
|
|
#define XFS_ERR_MASK ((1 << 3) - 1)
|
|
static const char * const err_level[XFS_MAX_ERR_LEVEL+1] =
|
|
{KERN_EMERG, KERN_ALERT, KERN_CRIT,
|
|
KERN_ERR, KERN_WARNING, KERN_NOTICE,
|
|
KERN_INFO, KERN_DEBUG};
|
|
|
|
void
|
|
cmn_err(register int level, char *fmt, ...)
|
|
{
|
|
char *fp = fmt;
|
|
int len;
|
|
ulong flags;
|
|
va_list ap;
|
|
|
|
level &= XFS_ERR_MASK;
|
|
if (level > XFS_MAX_ERR_LEVEL)
|
|
level = XFS_MAX_ERR_LEVEL;
|
|
spin_lock_irqsave(&xfs_err_lock,flags);
|
|
va_start(ap, fmt);
|
|
if (*fmt == '!') fp++;
|
|
len = vsprintf(message, fp, ap);
|
|
if (level != CE_DEBUG && message[len-1] != '\n')
|
|
strcat(message, "\n");
|
|
printk("%s%s", err_level[level], message);
|
|
va_end(ap);
|
|
spin_unlock_irqrestore(&xfs_err_lock,flags);
|
|
|
|
BUG_ON(level == CE_PANIC);
|
|
}
|
|
|
|
void
|
|
icmn_err(register int level, char *fmt, va_list ap)
|
|
{
|
|
ulong flags;
|
|
int len;
|
|
|
|
level &= XFS_ERR_MASK;
|
|
if(level > XFS_MAX_ERR_LEVEL)
|
|
level = XFS_MAX_ERR_LEVEL;
|
|
spin_lock_irqsave(&xfs_err_lock,flags);
|
|
len = vsprintf(message, fmt, ap);
|
|
if (level != CE_DEBUG && message[len-1] != '\n')
|
|
strcat(message, "\n");
|
|
spin_unlock_irqrestore(&xfs_err_lock,flags);
|
|
printk("%s%s", err_level[level], message);
|
|
BUG_ON(level == CE_PANIC);
|
|
}
|
|
|
|
void
|
|
assfail(char *expr, char *file, int line)
|
|
{
|
|
printk("Assertion failed: %s, file: %s, line: %d\n", expr, file, line);
|
|
BUG();
|
|
}
|
|
|
|
#if ((defined(DEBUG) || defined(INDUCE_IO_ERRROR)) && !defined(NO_WANT_RANDOM))
|
|
unsigned long random(void)
|
|
{
|
|
static unsigned long RandomValue = 1;
|
|
/* cycles pseudo-randomly through all values between 1 and 2^31 - 2 */
|
|
register long rv = RandomValue;
|
|
register long lo;
|
|
register long hi;
|
|
|
|
hi = rv / 127773;
|
|
lo = rv % 127773;
|
|
rv = 16807 * lo - 2836 * hi;
|
|
if (rv <= 0) rv += 2147483647;
|
|
return RandomValue = rv;
|
|
}
|
|
#endif /* DEBUG || INDUCE_IO_ERRROR || !NO_WANT_RANDOM */
|