2 * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include "xfs_types.h"
23 #include "xfs_trans.h"
27 #include "xfs_dmapi.h"
28 #include "xfs_mount.h"
29 #include "xfs_bmap_btree.h"
30 #include "xfs_dir2_sf.h"
31 #include "xfs_attr_sf.h"
32 #include "xfs_dinode.h"
33 #include "xfs_inode.h"
34 #include "xfs_utils.h"
35 #include "xfs_error.h"
39 int xfs_etrap[XFS_ERROR_NTRAP] = {
50 for (i = 0; i < XFS_ERROR_NTRAP; i++) {
51 if (xfs_etrap[i] == 0)
53 if (e != xfs_etrap[i])
55 cmn_err(CE_NOTE, "xfs_error_trap: error %d", e);
63 #if (defined(DEBUG) || defined(INDUCE_IO_ERROR))
65 int xfs_etest[XFS_NUM_INJECT_ERROR];
66 int64_t xfs_etest_fsid[XFS_NUM_INJECT_ERROR];
67 char * xfs_etest_fsname[XFS_NUM_INJECT_ERROR];
70 xfs_error_test(int error_tag, int *fsidp, char *expression,
71 int line, char *file, unsigned long randfactor)
76 if (random32() % randfactor)
79 memcpy(&fsid, fsidp, sizeof(xfs_fsid_t));
81 for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
82 if (xfs_etest[i] == error_tag && xfs_etest_fsid[i] == fsid) {
84 "Injecting error (%s) at file %s, line %d, on filesystem \"%s\"",
85 expression, file, line, xfs_etest_fsname[i]);
94 xfs_errortag_add(int error_tag, xfs_mount_t *mp)
100 memcpy(&fsid, mp->m_fixedfsid, sizeof(xfs_fsid_t));
102 for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
103 if (xfs_etest_fsid[i] == fsid && xfs_etest[i] == error_tag) {
104 cmn_err(CE_WARN, "XFS error tag #%d on", error_tag);
109 for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
110 if (xfs_etest[i] == 0) {
111 cmn_err(CE_WARN, "Turned on XFS error tag #%d",
113 xfs_etest[i] = error_tag;
114 xfs_etest_fsid[i] = fsid;
115 len = strlen(mp->m_fsname);
116 xfs_etest_fsname[i] = kmem_alloc(len + 1, KM_SLEEP);
117 strcpy(xfs_etest_fsname[i], mp->m_fsname);
122 cmn_err(CE_WARN, "error tag overflow, too many turned on");
128 xfs_errortag_clearall(xfs_mount_t *mp, int loud)
134 memcpy(&fsid, mp->m_fixedfsid, sizeof(xfs_fsid_t));
137 for (i = 0; i < XFS_NUM_INJECT_ERROR; i++) {
138 if ((fsid == 0LL || xfs_etest_fsid[i] == fsid) &&
141 cmn_err(CE_WARN, "Clearing XFS error tag #%d",
144 xfs_etest_fsid[i] = 0LL;
145 kmem_free(xfs_etest_fsname[i]);
146 xfs_etest_fsname[i] = NULL;
152 "Cleared all XFS error tags for filesystem \"%s\"",
157 #endif /* DEBUG || INDUCE_IO_ERROR */
160 xfs_fs_vcmn_err(int level, xfs_mount_t *mp, char *fmt, va_list ap)
164 int len = 16 + mp->m_fsname_len + strlen(fmt);
166 newfmt = kmem_alloc(len, KM_SLEEP);
167 sprintf(newfmt, "Filesystem \"%s\": %s", mp->m_fsname, fmt);
168 icmn_err(level, newfmt, ap);
171 icmn_err(level, fmt, ap);
176 xfs_fs_cmn_err(int level, xfs_mount_t *mp, char *fmt, ...)
181 xfs_fs_vcmn_err(level, mp, fmt, ap);
186 xfs_cmn_err(int panic_tag, int level, xfs_mount_t *mp, char *fmt, ...)
191 xfs_panic_mask |= XFS_PTAG_SHUTDOWN_CORRUPT;
194 if (xfs_panic_mask && (xfs_panic_mask & panic_tag)
195 && (level & CE_ALERT)) {
198 cmn_err(CE_ALERT, "XFS: Transforming an alert into a BUG.");
201 xfs_fs_vcmn_err(level, mp, fmt, ap);
214 if (level <= xfs_error_level) {
215 xfs_cmn_err(XFS_PTAG_ERROR_REPORT,
217 "XFS internal error %s at line %d of file %s. Caller 0x%p\n",
218 tag, linenum, fname, ra);
225 xfs_corruption_error(
234 if (level <= xfs_error_level)
236 xfs_error_report(tag, level, mp, fname, linenum, ra);