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stacktrace: Constify 'entries' arguments

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Make it clear to humans and to the compiler that the stack trace
('entries') arguments are not modified.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Waiman Long <longman@redhat.com>
Cc: Will Deacon <will.deacon@arm.com>
Link: https://lkml.kernel.org/r/20190722182443.216015-3-bvanassche@acm.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Bart Van Assche 2019-07-22 11:24:41 -07:00 • committed by Ingo Molnar
parent 364f6afc4f
commit a297042164
2 changed files with 4 additions and 4 deletions
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4
include/linux/stacktrace.h
View file

@ -9,9 +9,9 @@ struct task_struct;
struct pt_regs;
#ifdef CONFIG_STACKTRACE
void stack_trace_print(unsigned long *trace, unsigned int nr_entries,
void stack_trace_print(const unsigned long *trace, unsigned int nr_entries,
int spaces);
int stack_trace_snprint(char *buf, size_t size, unsigned long *entries,
int stack_trace_snprint(char *buf, size_t size, const unsigned long *entries,
unsigned int nr_entries, int spaces);
unsigned int stack_trace_save(unsigned long *store, unsigned int size,
unsigned int skipnr);