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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-16 17:46:22 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-16 17:46:22 +0100 |
| commit | 5a2dd72abdae75ea2960145e0549635ce4e0be96 (patch) | |
| tree | 44dba0119c75679a17215200f92ab23bdde9efc2 /kernel/stacktrace.c | |
| parent | efdc64f0c792ea744bcc9203f35b908e66d42f41 (diff) | |
| parent | 7cb36b6ccdca03bd87e8faca7fd920643dd1aec7 (diff) | |
| download | kernel-crypto-5a2dd72abdae75ea2960145e0549635ce4e0be96.tar.gz kernel-crypto-5a2dd72abdae75ea2960145e0549635ce4e0be96.tar.xz kernel-crypto-5a2dd72abdae75ea2960145e0549635ce4e0be96.zip | |
Merge branch 'linus' into irq/genirq
Diffstat (limited to 'kernel/stacktrace.c')
| -rw-r--r-- | kernel/stacktrace.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c index 94b527ef1d1..eb212f8f8bc 100644 --- a/kernel/stacktrace.c +++ b/kernel/stacktrace.c @@ -6,6 +6,7 @@ * Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> */ #include <linux/sched.h> +#include <linux/kernel.h> #include <linux/module.h> #include <linux/kallsyms.h> #include <linux/stacktrace.h> @@ -24,3 +25,13 @@ void print_stack_trace(struct stack_trace *trace, int spaces) } EXPORT_SYMBOL_GPL(print_stack_trace); +/* + * Architectures that do not implement save_stack_trace_tsk get this + * weak alias and a once-per-bootup warning (whenever this facility + * is utilized - for example by procfs): + */ +__weak void +save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) +{ + WARN_ONCE(1, KERN_INFO "save_stack_trace_tsk() not implemented yet.\n"); +} |