diff options
Diffstat (limited to 'tapset/LKET/lket_trace.stp')
| -rwxr-xr-x | tapset/LKET/lket_trace.stp | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/tapset/LKET/lket_trace.stp b/tapset/LKET/lket_trace.stp deleted file mode 100755 index 81d47dd6..00000000 --- a/tapset/LKET/lket_trace.stp +++ /dev/null @@ -1,216 +0,0 @@ -// Copyright (C) 2005, 2006 IBM Corp. -// -// This file is part of systemtap, and is free software. You can -// redistribute it and/or modify it under the terms of the GNU General -// Public License (GPL); either version 2, or (at your option) any -// later version. - -%{ -#include <linux/cpufreq.h> - -#if defined(ASCII_TRACE) -#ifndef _FMT_ -#define _FMT_ unsigned int -#endif -#else -#ifndef _FMT_ -#define _FMT_ int64_t -#endif -#endif - -#ifndef TIMING_GETCYCLES -#define TIMING_GETCYCLES 0x01 -#endif -#ifndef TIMING_GETTIMEOFDAY -#define TIMING_GETTIMEOFDAY 0x02 -#endif -#ifndef TIMING_SCHEDCLOCK -#define TIMING_SCHEDCLOCK 0x03 -#endif - -extern int _GROUP_CPUFREQ; -extern int _HOOKID_SWITCH_CPUFREQ; - -extern long timing_method; - -#ifndef _PFN_SCHEDCLOCK_TYPE -#define _PFN_SCHEDCLOCK_TYPE -typedef unsigned long long (* pfn_schedclock_type)(void); -#endif - -extern pfn_schedclock_type pfn_schedclock; -%} - -function lket_trace_header_init() -%{ - -/* header info for binary format*/ -#if !defined(ASCII_TRACE) - -#define MAGIC_NUMBER 0xAEFCDB6B -#define LKET_TRACE_VER_MAJOR 0x01 -#define LKET_TRACE_VER_MINOR 0x01 /* used for user customization */ -#define LITTLE_ENDIAN 0x01 -#define BIG_ENDIAN 0x02 -#define BITS_WIDTH 64 /* 32-bit or 64-bit environment*/ - - _stp_printf("%4b%2n%1b%1b%1b%1b%1b%4b", (_FMT_)MAGIC_NUMBER, - (_FMT_)LKET_TRACE_VER_MAJOR, (_FMT_)LKET_TRACE_VER_MINOR, - (_FMT_)BIG_ENDIAN, (_FMT_)timing_method, - (_FMT_)BITS_WIDTH, (_FMT_)__stp_estimate_cpufreq()); - _stp_print_flush(); -#endif -%} - -function lket_trace_init() -{ - lket_trace_header_init() -} - -%{ -#ifndef __LKET_TRACE__ -#define __LKET_TRACE__ - -#define LKET_PKT_BT 2 - -#define MAX_FMT_LEN 128 -char new_sysfmt[MAX_FMT_LEN] = "\n%d|%d|%d|%d|%d|%d|%d|%d"; -#define NEW_SYSFMT_START 24 - -void fmt_change(char *oldfmt, char *newfmt, int newfmt_start) -{ - char *old_ptr, *new_ptr; - - old_ptr = oldfmt; - new_ptr = newfmt + newfmt_start; - - while(*old_ptr != 0 && (new_ptr - newfmt) < MAX_FMT_LEN) { - if(*old_ptr != '%') { - *new_ptr++ = *old_ptr++; - continue; - } else { - *new_ptr++ = '|'; /* delimier to make it readable */ - *new_ptr++ = *old_ptr++; - while( *old_ptr == 'L' || *old_ptr == 'l' - || isdigit(*old_ptr) ) { - *new_ptr++ = *old_ptr++; - } - if( *old_ptr == 'b') { - if(isdigit(*(old_ptr-1))) { - if(*(old_ptr-1) == '1' || - *(old_ptr-1) == '2' || - *(old_ptr-1) == '3' || - *(old_ptr-1) == '4') { - new_ptr--; - } else if(*(old_ptr-1) == '8') { - *--new_ptr='l'; - *++new_ptr='l'; - new_ptr++; - } - } - *new_ptr++ = 'd'; - old_ptr++; - } - else if ( *old_ptr == 's') { - if(isdigit(*(old_ptr-1)) && *(old_ptr-1)=='0') - new_ptr--; - *new_ptr++ = 's'; - old_ptr++; - } else - *new_ptr++ = *old_ptr++; - } - } - *new_ptr=0; -} - -/* trace data in ASCII format - Format of the common prefix of the trace data: - groupid|subhookid|sec|usec|tgid|ppid|pid|cpuid| -*/ -#if defined(ASCII_TRACE) - -#define _lket_trace(GroupID, hookID, fmt, args...) do { \ - struct timeval tv; \ - do_gettimeofday (&tv); \ - fmt_change(fmt, new_sysfmt, NEW_SYSFMT_START); \ - _stp_printf(new_sysfmt, \ - (_FMT_)GroupID, (_FMT_)hookID, (_FMT_)tv.tv_sec, (_FMT_)tv.tv_usec,\ - (_FMT_)current->tgid, (_FMT_)current->parent->tgid,\ - (_FMT_)current->pid, (_FMT_)current->thread_info->cpu, args);\ -} while(0) - -#else //binary trace - -static inline int this_event_len(void) -{ - return 0; -} - -/* we use 2 bytes to store the length. */ -#define _lket_trace(GroupID, hookID, fmt, args...) do { \ - if(timing_method == TIMING_GETCYCLES) { \ - _stp_printf("%2b%2n%8b%8b%8b"fmt, (_FMT_)0, \ - (_FMT_)get_cycles(), \ - (_FMT_)((int64_t)current->pid << 32 | (int32_t)current->tgid),\ - (_FMT_)((int64_t)current->parent->tgid << 32 | \ - (int32_t)GroupID << 24 | (int32_t)hookID << 16 | \ - (int16_t)current->thread_info->cpu << 8), \ - args); \ - } \ - else if(timing_method == TIMING_GETTIMEOFDAY) { \ - struct timeval tv; \ - do_gettimeofday (&tv); \ - _stp_printf("%2b%2n%8b%8b%8b"fmt, (_FMT_)0, \ - (_FMT_)(tv.tv_sec*1000000LL + tv.tv_usec), \ - (_FMT_)((int64_t)current->pid << 32 | (int32_t)current->tgid),\ - (_FMT_)((int64_t)current->parent->tgid << 32 | \ - (int32_t)GroupID << 24 | (int32_t)hookID << 16 | \ - (int16_t)current->thread_info->cpu << 8), \ - args); \ - } \ - else { \ - _stp_printf("%2b%2n%8b%8b%8b"fmt, (_FMT_)0, \ - (_FMT_)pfn_schedclock(), \ - (_FMT_)((int64_t)current->pid << 32 | (int32_t)current->tgid),\ - (_FMT_)((int64_t)current->parent->tgid << 32 | \ - (int32_t)GroupID << 24 | (int32_t)hookID << 16 | \ - (int16_t)current->thread_info->cpu << 8), \ - args); \ - } \ -} while(0) -#endif - -#endif -%} - -function update_record() -%{ -#if !defined(ASCII_TRACE) - _stp_pbuf *pb = per_cpu_ptr(Stp_pbuf, smp_processor_id()); - char *total_length = &(pb->buf[0]); - *(int16_t *)total_length = pb->len - 4; -#endif -%} - -%{ -#ifdef CONFIG_CPU_FREQ -static int __lket_time_cpufreq_callback(struct notifier_block *self, - unsigned long state, void *vfreqs) -{ - int cpu; - unsigned long flags; - struct cpufreq_freqs *freqs; - unsigned int freq_mhz; - stp_time_t *time; - - switch (state) { - case CPUFREQ_POSTCHANGE: - case CPUFREQ_RESUMECHANGE: - _lket_trace(_GROUP_CPUFREQ, _HOOKID_SWITCH_CPUFREQ, - "%8b", __stp_estimate_cpufreq()); - break; - } - return NOTIFY_OK; -} -#endif -%} |