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simplify the stacktrace code

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Simplify the stacktrace code:

 - remove the unused task argument to save_stack_trace, it's always
   current
 - remove the all_contexts flag, it's alwasy 0

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Andi Kleen <ak@suse.de>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2007-05-08 00:23:29 -07:00 • committed by Linus Torvalds
parent 7e4c3690b0
commit ab1b6f03a1
8 changed files with 28 additions and 61 deletions
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6
include/linux/stacktrace.h
View file

@ -6,15 +6,13 @@ struct stack_trace {
unsigned int nr_entries, max_entries;
unsigned long *entries;
int skip; /* input argument: How many entries to skip */
int all_contexts; /* input argument: if true do than one stack */
};
extern void save_stack_trace(struct stack_trace *trace,
struct task_struct *task);
extern void save_stack_trace(struct stack_trace *trace);
extern void print_stack_trace(struct stack_trace *trace, int spaces);
#else
# define save_stack_trace(trace, task) do { } while (0)
# define save_stack_trace(trace) do { } while (0)
# define print_stack_trace(trace) do { } while (0)
#endif