| /* |
| * Copyright (c) 2011 Red Hat, 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" |
| |
| /* |
| * XFS logging functions |
| */ |
| static int |
| __xfs_printk( |
| const char *level, |
| const struct xfs_mount *mp, |
| struct va_format *vaf) |
| { |
| if (mp && mp->m_fsname) |
| return printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf); |
| return printk("%sXFS: %pV\n", level, vaf); |
| } |
| |
| int xfs_printk( |
| const char *level, |
| const struct xfs_mount *mp, |
| const char *fmt, ...) |
| { |
| struct va_format vaf; |
| va_list args; |
| int r; |
| |
| va_start(args, fmt); |
| |
| vaf.fmt = fmt; |
| vaf.va = &args; |
| |
| r = __xfs_printk(level, mp, &vaf); |
| va_end(args); |
| |
| return r; |
| } |
| |
| #define define_xfs_printk_level(func, kern_level) \ |
| int func(const struct xfs_mount *mp, const char *fmt, ...) \ |
| { \ |
| struct va_format vaf; \ |
| va_list args; \ |
| int r; \ |
| \ |
| va_start(args, fmt); \ |
| \ |
| vaf.fmt = fmt; \ |
| vaf.va = &args; \ |
| \ |
| r = __xfs_printk(kern_level, mp, &vaf); \ |
| va_end(args); \ |
| \ |
| return r; \ |
| } \ |
| |
| define_xfs_printk_level(xfs_emerg, KERN_EMERG); |
| define_xfs_printk_level(xfs_alert, KERN_ALERT); |
| define_xfs_printk_level(xfs_crit, KERN_CRIT); |
| define_xfs_printk_level(xfs_err, KERN_ERR); |
| define_xfs_printk_level(xfs_warn, KERN_WARNING); |
| define_xfs_printk_level(xfs_notice, KERN_NOTICE); |
| define_xfs_printk_level(xfs_info, KERN_INFO); |
| #ifdef DEBUG |
| define_xfs_printk_level(xfs_debug, KERN_DEBUG); |
| #endif |
| |
| int |
| xfs_alert_tag( |
| const struct xfs_mount *mp, |
| int panic_tag, |
| const char *fmt, ...) |
| { |
| struct va_format vaf; |
| va_list args; |
| int do_panic = 0; |
| int r; |
| |
| if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) { |
| xfs_printk(KERN_ALERT, mp, |
| "XFS: Transforming an alert into a BUG."); |
| do_panic = 1; |
| } |
| |
| va_start(args, fmt); |
| |
| vaf.fmt = fmt; |
| vaf.va = &args; |
| |
| r = __xfs_printk(KERN_ALERT, mp, &vaf); |
| va_end(args); |
| |
| BUG_ON(do_panic); |
| |
| return r; |
| } |
| |
| void |
| assfail(char *expr, char *file, int line) |
| { |
| xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d", |
| expr, file, line); |
| BUG(); |
| } |
| |
| void |
| xfs_hex_dump(void *p, int length) |
| { |
| print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1); |
| } |