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| author | Arjan van de Ven <arjan@linux.intel.com> | 2008-11-28 19:35:25 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-28 19:52:50 +0300 |
| commit | 74853dba2f7a1a9b0905a09abcf65c1f3ce0b14f (patch) | |
| tree | 8b054f73abe37b6201d2e2efb8e79887737ee32e /kernel/panic.c | |
| parent | 7fbb8759eff9a348efa5f352ffaa51c364837c4b (diff) | |
| download | linux-74853dba2f7a1a9b0905a09abcf65c1f3ce0b14f.tar.xz | |
debug warnings: consolidate warn_slowpath and warn_on_slowpath
Impact: cleanup, code reduction
warn_slowpath is a superset of warn_on_slowpath; just have
warn_on_slowpath call warn_slowpath with a NULL 3rd argument.
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/panic.c')
| -rw-r--r-- | kernel/panic.c | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 6513aac8e992..6bbf7b905c76 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -320,23 +320,6 @@ void oops_exit(void) } #ifdef WANT_WARN_ON_SLOWPATH -void warn_on_slowpath(const char *file, int line) -{ - char function[KSYM_SYMBOL_LEN]; - unsigned long caller = (unsigned long) __builtin_return_address(0); - sprint_symbol(function, caller); - - printk(KERN_WARNING "------------[ cut here ]------------\n"); - printk(KERN_WARNING "WARNING: at %s:%d %s()\n", file, - line, function); - print_modules(); - dump_stack(); - print_oops_end_marker(); - add_taint(TAINT_WARN); -} -EXPORT_SYMBOL(warn_on_slowpath); - - void warn_slowpath(const char *file, int line, const char *fmt, ...) { va_list args; @@ -347,9 +330,12 @@ void warn_slowpath(const char *file, int line, const char *fmt, ...) printk(KERN_WARNING "------------[ cut here ]------------\n"); printk(KERN_WARNING "WARNING: at %s:%d %s()\n", file, line, function); - va_start(args, fmt); - vprintk(fmt, args); - va_end(args); + + if (fmt) { + va_start(args, fmt); + vprintk(fmt, args); + va_end(args); + } print_modules(); dump_stack(); @@ -357,6 +343,12 @@ void warn_slowpath(const char *file, int line, const char *fmt, ...) add_taint(TAINT_WARN); } EXPORT_SYMBOL(warn_slowpath); + +void warn_on_slowpath(const char *file, int line) +{ + warn_slowpath(file, line, NULL); +} +EXPORT_SYMBOL(warn_on_slowpath); #endif #ifdef CONFIG_CC_STACKPROTECTOR |