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| author | Ingo Molnar <mingo@elte.hu> | 2006-07-03 00:24:38 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-03 15:27:02 -0700 |
| commit | 8637c09901049f061b94f684915d4f18ecf91d79 (patch) | |
| tree | 83ca3ab38ab4d12f4e10176ba01ae33809388767 /kernel/stacktrace.c | |
| parent | f0a5c315eb266edc608a29971bb4ff1a3025c58f (diff) | |
| download | linux-stable-8637c09901049f061b94f684915d4f18ecf91d79.tar.gz linux-stable-8637c09901049f061b94f684915d4f18ecf91d79.tar.bz2 linux-stable-8637c09901049f061b94f684915d4f18ecf91d79.zip | |
[PATCH] lockdep: stacktrace subsystem, core
Framework to generate and save stacktraces quickly, without printing anything
to the console.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/stacktrace.c')
| -rw-r--r-- | kernel/stacktrace.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c new file mode 100644 index 000000000000..b71816e47a30 --- /dev/null +++ b/kernel/stacktrace.c @@ -0,0 +1,24 @@ +/* + * kernel/stacktrace.c + * + * Stack trace management functions + * + * Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> + */ +#include <linux/sched.h> +#include <linux/kallsyms.h> +#include <linux/stacktrace.h> + +void print_stack_trace(struct stack_trace *trace, int spaces) +{ + int i, j; + + for (i = 0; i < trace->nr_entries; i++) { + unsigned long ip = trace->entries[i]; + + for (j = 0; j < spaces + 1; j++) + printk(" "); + print_ip_sym(ip); + } +} + |