49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
|
||
|
|
* Licensed under the GPL
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <sys/time.h>
|
||
|
|
#include "kern_util.h"
|
||
|
|
#include "syscall_user.h"
|
||
|
|
|
||
|
|
struct {
|
||
|
|
int syscall;
|
||
|
|
int pid;
|
||
|
|
long result;
|
||
|
|
struct timeval start;
|
||
|
|
struct timeval end;
|
||
|
|
} syscall_record[1024];
|
||
|
|
|
||
|
|
int record_syscall_start(int syscall)
|
||
|
|
{
|
||
|
|
int max, index;
|
||
|
|
|
||
|
|
max = sizeof(syscall_record)/sizeof(syscall_record[0]);
|
||
|
|
index = next_syscall_index(max);
|
||
|
|
|
||
|
|
syscall_record[index].syscall = syscall;
|
||
|
|
syscall_record[index].pid = current_pid();
|
||
|
|
syscall_record[index].result = 0xdeadbeef;
|
||
|
|
gettimeofday(&syscall_record[index].start, NULL);
|
||
|
|
return(index);
|
||
|
|
}
|
||
|
|
|
||
|
|
void record_syscall_end(int index, long result)
|
||
|
|
{
|
||
|
|
syscall_record[index].result = result;
|
||
|
|
gettimeofday(&syscall_record[index].end, NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Overrides for Emacs so that we follow Linus's tabbing style.
|
||
|
|
* Emacs will notice this stuff at the end of the file and automatically
|
||
|
|
* adjust the settings for this buffer only. This must remain at the end
|
||
|
|
* of the file.
|
||
|
|
* ---------------------------------------------------------------------------
|
||
|
|
* Local variables:
|
||
|
|
* c-file-style: "linux"
|
||
|
|
* End:
|
||
|
|
*/
|