Revision a937b9791ec2ee71d5e303d2c02c8c1ad8abff35 authored by David Sterba on 12 December 2014, 16:39:12 UTC, committed by Chris Mason on 03 February 2015, 02:39:07 UTC
They just opencode taking address of the timespec member. Signed-off-by: David Sterba <dsterba@suse.cz> Signed-off-by: Chris Mason <clm@fb.com>
1 parent 95449a1
stacktrace.c
/*
* kernel/stacktrace.c
*
* Stack trace management functions
*
* Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
*/
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/kallsyms.h>
#include <linux/stacktrace.h>
void print_stack_trace(struct stack_trace *trace, int spaces)
{
int i;
if (WARN_ON(!trace->entries))
return;
for (i = 0; i < trace->nr_entries; i++) {
printk("%*c", 1 + spaces, ' ');
print_ip_sym(trace->entries[i]);
}
}
EXPORT_SYMBOL_GPL(print_stack_trace);
int snprint_stack_trace(char *buf, size_t size,
struct stack_trace *trace, int spaces)
{
int i;
unsigned long ip;
int generated;
int total = 0;
if (WARN_ON(!trace->entries))
return 0;
for (i = 0; i < trace->nr_entries; i++) {
ip = trace->entries[i];
generated = snprintf(buf, size, "%*c[<%p>] %pS\n",
1 + spaces, ' ', (void *) ip, (void *) ip);
total += generated;
/* Assume that generated isn't a negative number */
if (generated >= size) {
buf += size;
size = 0;
} else {
buf += generated;
size -= generated;
}
}
return total;
}
EXPORT_SYMBOL_GPL(snprint_stack_trace);
/*
* Architectures that do not implement save_stack_trace_tsk or
* save_stack_trace_regs 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");
}
__weak void
save_stack_trace_regs(struct pt_regs *regs, struct stack_trace *trace)
{
WARN_ONCE(1, KERN_INFO "save_stack_trace_regs() not implemented yet.\n");
}
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