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| author |   Ingo Molnar <mingo@elte.hu> | 2008-08-21 13:28:24 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-21 13:28:24 +0200 |
| commit | 470fba7ebe60ad9185056b080b331abad24b4df9 (patch) | |
| tree | f83bc13d97adaf5dd0e0f1d6a157b890f868577f /kernel/panic.c | |
| parent | documentation: move mtrr.txt to Doc/x86/ subdir (diff) | |
| parent | Linux v2.6.27-rc4 (diff) | |
Merge branch 'linus' into x86/doc
Diffstat (limited to 'kernel/panic.c')
| -rw-r--r-- | kernel/panic.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 425567f45b9f..12c5a0a6c89b 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -318,6 +318,28 @@ void warn_on_slowpath(const char *file, int line) add_taint(TAINT_WARN); } EXPORT_SYMBOL(warn_on_slowpath); + + +void warn_slowpath(const char *file, int line, const char *fmt, ...) +{ + va_list args; + 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); + va_start(args, fmt); + vprintk(fmt, args); + va_end(args); + + print_modules(); + dump_stack(); + print_oops_end_marker(); + add_taint(TAINT_WARN); +} +EXPORT_SYMBOL(warn_slowpath); #endif #ifdef CONFIG_CC_STACKPROTECTOR |