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atrace: fix tracing on user builds 

Change-Id: Idef15d514f0bd1e117362c6a06a2ea24314feb7f
This commit is contained in:
Jamie Gennis 2013-03-27 15:50:30 -07:00
parent 0046d9614a
commit 6f6f3f710b
1 changed files with 7 additions and 5 deletions
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12
cmds/atrace/atrace.cpp
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@ -433,8 +433,10 @@ static bool setKernelTraceFuncs(const char* funcs)
if (funcs == NULL || funcs[0] == '\0') {
// Disable kernel function tracing.
ok &= writeStr(k_currentTracerPath, "nop");
if (fileExists(k_ftraceFilterPath)) {
if (fileIsWritable(k_currentTracerPath)) {
ok &= writeStr(k_currentTracerPath, "nop");
}
if (fileIsWritable(k_ftraceFilterPath)) {
ok &= truncateFile(k_ftraceFilterPath);
}
} else {
@ -761,11 +763,11 @@ int main(int argc, char **argv)
case 'k':
g_kernelTraceFuncs = optarg;
break;
break;
case 'n':
g_nohup = true;
break;
break;
case 's':
g_initialSleepSecs = atoi(optarg);
@ -796,7 +798,7 @@ int main(int argc, char **argv)
listSupportedCategories();
exit(0);
}
break;
break;
default:
fprintf(stderr, "\n");