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author | srikar <srikar> | 2007-08-27 10:22:05 +0000 |
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committer | srikar <srikar> | 2007-08-27 10:22:05 +0000 |
commit | 866f6739b1d039e77c2fa4d15dfcad4e151c149b (patch) | |
tree | a2765b23d528902787dfabc02a9d900f2afa569a /tapset/LKET/tskdispatch.stp | |
parent | 622cbb7125992573459732c46a7fcb29a6d536b5 (diff) | |
download | systemtap-steved-866f6739b1d039e77c2fa4d15dfcad4e151c149b.tar.gz systemtap-steved-866f6739b1d039e77c2fa4d15dfcad4e151c149b.tar.xz systemtap-steved-866f6739b1d039e77c2fa4d15dfcad4e151c149b.zip |
Removing LKET tapset files. (PR 4817: retiring LKET services)
Diffstat (limited to 'tapset/LKET/tskdispatch.stp')
-rwxr-xr-x | tapset/LKET/tskdispatch.stp | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/tapset/LKET/tskdispatch.stp b/tapset/LKET/tskdispatch.stp deleted file mode 100755 index 05103f96..00000000 --- a/tapset/LKET/tskdispatch.stp +++ /dev/null @@ -1,78 +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. - -/********************************************************** -* Dispatching when the cpu is idle or when a new process * -* is chosen to run. * -* * -* The actual locations for these two kinds of events are * -* the labels go_idle and switch_tasks inside the function * -* schedule. But currently SystemTap doesn't support * -* specifying probe points by label. * -* * -**********************************************************/ - -probe addevent.tskdispatch - = addevent.tskdispatch.cpuidle, - addevent.tskdispatch.ctxswitch -{} - -/* Only applicable to SMP systems */ -probe addevent.tskdispatch.cpuidle - += _addevent.tskdispatch.cpuidle -{ - update_record() -} - -probe _addevent.tskdispatch.cpuidle - = scheduler.balance -{ - /* we didn't call filter_by_pid() here, - so that we can get all the idle events - despite how the cpu enters idle */ - log_cpuidle_tracedata(HOOKID_TASK_CPUIDLE) -} - -probe addevent.tskdispatch.ctxswitch - += _addevent.tskdispatch.ctxswitch -{ - update_record() -} - -probe _addevent.tskdispatch.ctxswitch - = scheduler.ctxswitch -{ - target_pid = target() - cur_pid = pid() - if( stp_pid() != cur_pid ) { /* skip staprun itself */ - if(target_pid == 0 || (target_pid !=0 && (prev_pid == target_pid - || next_pid == target_pid))) { - log_ctxswitch_tracedata(HOOKID_TASK_CTXSWITCH, prev_task, next_task) - } - } -} - -function log_ctxswitch_tracedata(var_id:long, prev:long, next_pid:long) -%{ - struct task_struct *prev_tsk, *next_tsk; - - prev_tsk = (struct task_struct *)((long)THIS->prev); - next_tsk = (struct task_struct *)((long)THIS->next_pid); - - _lket_trace(_GROUP_TASK, THIS->var_id, "%4b%4b%1b", - (_FMT_)kread(&(prev_tsk->pid)), - (_FMT_)kread(&(next_tsk->pid)), - (_FMT_)kread(&(prev_tsk->state))); - CATCH_DEREF_FAULT(); -%} - -function log_cpuidle_tracedata(var_id:long) -%{ - struct task_struct *cur = current; - - _lket_trace(_GROUP_TASK, THIS->var_id, "%4b", (_FMT_)cur->pid); -%} |