From 3762ec6bf76cdd32653c409dbad09f7b85807c68 Mon Sep 17 00:00:00 2001 From: Nathan Scott Date: Thu, 12 Jan 2006 10:29:53 +1100 Subject: [XFS] Merge in trivial changes, sync up headers with userspace equivalents. SGI-PV: 907752 SGI-Modid: xfs-linux-melb:xfs-kern:24961a Signed-off-by: Nathan Scott --- fs/xfs/support/debug.c | 58 +++++++++++++++++++++----------------------------- fs/xfs/support/debug.h | 25 +++++++++++----------- 2 files changed, 36 insertions(+), 47 deletions(-) (limited to 'fs/xfs/support') diff --git a/fs/xfs/support/debug.c b/fs/xfs/support/debug.c index e281c3a71ad..b08b3d9345b 100644 --- a/fs/xfs/support/debug.c +++ b/fs/xfs/support/debug.c @@ -32,39 +32,6 @@ static const char * const err_level[XFS_MAX_ERR_LEVEL+1] = 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, ...) { @@ -90,7 +57,6 @@ cmn_err(register int level, char *fmt, ...) BUG(); } - void icmn_err(register int level, char *fmt, va_list ap) { @@ -109,3 +75,27 @@ icmn_err(register int level, char *fmt, va_list ap) if (level == CE_PANIC) BUG(); } + +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 */ diff --git a/fs/xfs/support/debug.h b/fs/xfs/support/debug.h index aff558664c3..e3bf58112e7 100644 --- a/fs/xfs/support/debug.h +++ b/fs/xfs/support/debug.h @@ -31,24 +31,23 @@ extern void icmn_err(int, char *, va_list) __attribute__ ((format (printf, 2, 0))); extern void cmn_err(int, char *, ...) __attribute__ ((format (printf, 2, 3))); +extern void assfail(char *expr, char *f, int l); -#ifndef STATIC -# define STATIC static -#endif +#define prdev(fmt,targ,args...) \ + printk("Device %s - " fmt "\n", XFS_BUFTARG_NAME(targ), ## args) -#ifdef DEBUG -# define ASSERT(EX) ((EX) ? ((void)0) : assfail(#EX, __FILE__, __LINE__)) -#else -# define ASSERT(x) ((void)0) -#endif +#define ASSERT_ALWAYS(expr) \ + (unlikely((expr) != 0) ? (void)0 : assfail(#expr, __FILE__, __LINE__)) -extern void assfail(char *, char *, int); -#ifdef DEBUG +#ifndef DEBUG +# define ASSERT(expr) ((void)0) +#else +# define ASSERT(expr) ASSERT_ALWAYS(expr) extern unsigned long random(void); -extern int get_thread_id(void); #endif -#define ASSERT_ALWAYS(EX) ((EX)?((void)0):assfail(#EX, __FILE__, __LINE__)) -#define debug_stop_all_cpus(param) /* param is "cpumask_t *" */ +#ifndef STATIC +# define STATIC static +#endif #endif /* __XFS_SUPPORT_DEBUG_H__ */ -- cgit v1.2.3