mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 10:49:33 +00:00
![Dave Chinner](/assets/img/avatar_default.png)
Once converted, kill the remainder of the cmn_err() interface. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Alex Elder <aelder@sgi.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
185 lines
4 KiB
C
185 lines
4 KiB
C
/*
|
|
* Copyright (c) 2000-2001,2005 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 "xfs_fs.h"
|
|
#include "xfs_types.h"
|
|
#include "xfs_log.h"
|
|
#include "xfs_inum.h"
|
|
#include "xfs_trans.h"
|
|
#include "xfs_sb.h"
|
|
#include "xfs_ag.h"
|
|
#include "xfs_mount.h"
|
|
#include "xfs_bmap_btree.h"
|
|
#include "xfs_dinode.h"
|
|
#include "xfs_inode.h"
|
|
#include "xfs_utils.h"
|
|
#include "xfs_error.h"
|
|
|
|
#ifdef DEBUG
|
|
|
|
int xfs_etrap[XFS_ERROR_NTRAP] = {
|
|
0,
|
|
};
|
|
|
|
int
|
|
xfs_error_trap(int e)
|
|
{
|
|
int i;
|
|
|
|
if (!e)
|
|
return 0;
|
|
for (i = 0; i < XFS_ERROR_NTRAP; i++) {
|
|
if (xfs_etrap[i] == 0)
|
|
break;
|
|
if (e != xfs_etrap[i])
|
|
continue;
|
|
xfs_notice(NULL, "%s: error %d", __func__, e);
|
|
BUG();
|
|
break;
|
|
}
|
|
return e;
|
|
}
|
|
|
|
int xfs_etest[XFS_NUM_INJECT_ERROR];
|
|
int64_t xfs_etest_fsid[XFS_NUM_INJECT_ERROR];
|
|
char * xfs_etest_fsname[XFS_NUM_INJECT_ERROR];
|
|
int xfs_error_test_active;
|
|
|
|
int
|
|
xfs_error_test(int error_tag, int *fsidp, char *expression,
|
|
int line, char *file, unsigned long randfactor)
|
|
{
|
|
int i;
|
|
int64_t fsid;
|
|
|
|
if (random32() % randfactor)
|
|
return 0;
|
|
|
|
memcpy(&fsid, fsidp, sizeof(xfs_fsid_t));
|
|
|
|
for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
|
|
if (xfs_etest[i] == error_tag && xfs_etest_fsid[i] == fsid) {
|
|
xfs_warn(NULL,
|
|
"Injecting error (%s) at file %s, line %d, on filesystem \"%s\"",
|
|
expression, file, line, xfs_etest_fsname[i]);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
xfs_errortag_add(int error_tag, xfs_mount_t *mp)
|
|
{
|
|
int i;
|
|
int len;
|
|
int64_t fsid;
|
|
|
|
memcpy(&fsid, mp->m_fixedfsid, sizeof(xfs_fsid_t));
|
|
|
|
for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
|
|
if (xfs_etest_fsid[i] == fsid && xfs_etest[i] == error_tag) {
|
|
xfs_warn(mp, "error tag #%d on", error_tag);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
|
|
if (xfs_etest[i] == 0) {
|
|
xfs_warn(mp, "Turned on XFS error tag #%d",
|
|
error_tag);
|
|
xfs_etest[i] = error_tag;
|
|
xfs_etest_fsid[i] = fsid;
|
|
len = strlen(mp->m_fsname);
|
|
xfs_etest_fsname[i] = kmem_alloc(len + 1, KM_SLEEP);
|
|
strcpy(xfs_etest_fsname[i], mp->m_fsname);
|
|
xfs_error_test_active++;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
xfs_warn(mp, "error tag overflow, too many turned on");
|
|
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
xfs_errortag_clearall(xfs_mount_t *mp, int loud)
|
|
{
|
|
int64_t fsid;
|
|
int cleared = 0;
|
|
int i;
|
|
|
|
memcpy(&fsid, mp->m_fixedfsid, sizeof(xfs_fsid_t));
|
|
|
|
|
|
for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
|
|
if ((fsid == 0LL || xfs_etest_fsid[i] == fsid) &&
|
|
xfs_etest[i] != 0) {
|
|
cleared = 1;
|
|
xfs_warn(mp, "Clearing XFS error tag #%d",
|
|
xfs_etest[i]);
|
|
xfs_etest[i] = 0;
|
|
xfs_etest_fsid[i] = 0LL;
|
|
kmem_free(xfs_etest_fsname[i]);
|
|
xfs_etest_fsname[i] = NULL;
|
|
xfs_error_test_active--;
|
|
}
|
|
}
|
|
|
|
if (loud || cleared)
|
|
xfs_warn(mp, "Cleared all XFS error tags for filesystem");
|
|
|
|
return 0;
|
|
}
|
|
#endif /* DEBUG */
|
|
|
|
void
|
|
xfs_error_report(
|
|
const char *tag,
|
|
int level,
|
|
struct xfs_mount *mp,
|
|
const char *filename,
|
|
int linenum,
|
|
inst_t *ra)
|
|
{
|
|
if (level <= xfs_error_level) {
|
|
xfs_alert_tag(mp, XFS_PTAG_ERROR_REPORT,
|
|
"Internal error %s at line %d of file %s. Caller 0x%p\n",
|
|
tag, linenum, filename, ra);
|
|
|
|
xfs_stack_trace();
|
|
}
|
|
}
|
|
|
|
void
|
|
xfs_corruption_error(
|
|
const char *tag,
|
|
int level,
|
|
struct xfs_mount *mp,
|
|
void *p,
|
|
const char *filename,
|
|
int linenum,
|
|
inst_t *ra)
|
|
{
|
|
if (level <= xfs_error_level)
|
|
xfs_hex_dump(p, 16);
|
|
xfs_error_report(tag, level, mp, filename, linenum, ra);
|
|
xfs_alert(mp, "Corruption detected. Unmount and run xfs_repair");
|
|
}
|