X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=fs%2Fxfs%2Fsupport%2Fdebug.c;h=4363512d2f90e569b07e1dd67824d25e3e464cf4;hb=refs%2Fheads%2Fvserver;hp=2e5a3e97b41eec7d984d6ad84c13bebd9a636908;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/fs/xfs/support/debug.c b/fs/xfs/support/debug.c index 2e5a3e97b..4363512d2 100644 --- a/fs/xfs/support/debug.c +++ b/fs/xfs/support/debug.c @@ -1,86 +1,35 @@ /* - * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved. + * 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 version 2 of the GNU General Public License as + * 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. + * 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. * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ + * 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 #include "debug.h" +#include "spin.h" -#include -#include -#include - -int doass = 1; static char message[256]; /* keep it off the stack */ -static spinlock_t xfs_err_lock = SPIN_LOCK_UNLOCKED; +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 char *err_level[XFS_MAX_ERR_LEVEL+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 -assfail(char *a, char *f, int l) -{ - printk("XFS assertion failed: %s, file: %s, line: %d\n", a, f, l); - 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 ); -} - -int -get_thread_id(void) -{ - return current->pid; -} - -#endif /* DEBUG || INDUCE_IO_ERRROR || !NO_WANT_RANDOM */ - void cmn_err(register int level, char *fmt, ...) { @@ -96,17 +45,15 @@ cmn_err(register int level, char *fmt, ...) va_start(ap, fmt); if (*fmt == '!') fp++; len = vsprintf(message, fp, ap); - if (message[len-1] != '\n') + 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); - if (level == CE_PANIC) - BUG(); + BUG_ON(level == CE_PANIC); } - void icmn_err(register int level, char *fmt, va_list ap) { @@ -118,10 +65,33 @@ icmn_err(register int level, char *fmt, va_list ap) level = XFS_MAX_ERR_LEVEL; spin_lock_irqsave(&xfs_err_lock,flags); len = vsprintf(message, fmt, ap); - if (message[len-1] != '\n') + 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); - if (level == CE_PANIC) - BUG(); + 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 */