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| author | Josh Stone <jistone@redhat.com> | 2009-04-01 16:39:12 -0700 |
|---|---|---|
| committer | Josh Stone <jistone@redhat.com> | 2009-04-01 16:39:12 -0700 |
| commit | f3921e808cc95592308727d011d7718f053008e2 (patch) | |
| tree | 9c9607d35b5b4c9578b057627d4542836b67875c /runtime | |
| parent | 489afa702639fd10e9756795bd516d939766247d (diff) | |
| download | systemtap-steved-f3921e808cc95592308727d011d7718f053008e2.tar.gz systemtap-steved-f3921e808cc95592308727d011d7718f053008e2.tar.xz systemtap-steved-f3921e808cc95592308727d011d7718f053008e2.zip | |
Revert "Fix runtime/itrace.c to call arch_has_*_step() prior to calling utrace_control"
This reverts commit 489afa702639fd10e9756795bd516d939766247d.
Diffstat (limited to 'runtime')
| -rw-r--r-- | runtime/itrace.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/runtime/itrace.c b/runtime/itrace.c index 69f3bf74..97ba427e 100644 --- a/runtime/itrace.c +++ b/runtime/itrace.c @@ -318,19 +318,6 @@ static int usr_itrace_init(int single_step, pid_t tid, struct stap_itrace_probe struct task_struct *tsk; spin_lock_init(&itrace_lock); - - /* 'arch_has_single_step' needs to be defined for either single step mode - * or branch mode. - */ - if (!arch_has_single_step()) { - printk(KERN_ERR "usr_itrace_init: arch does not support step mode\n"); - return 1; - } - if (!single_step && !arch_has_block_step()) { - printk(KERN_ERR "usr_itrace_init: arch does not support block step mode\n"); - return 1; - } - rcu_read_lock(); #ifdef STAPCONF_FIND_TASK_PID tsk = find_task_by_pid(tid); |