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repros better with cache clears

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Comma Device
2020-11-20 16:50:25 +00:00
parent 52673f0532
commit 97b716512a
1 changed files with 5 additions and 4 deletions
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selfdrive/modeld/test/dmon_lag/repro.cc
+5 -4
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@@ -69,8 +69,8 @@ float trial() {
float avg = 0.0;
for (int i = 0; i < 20; i++) {
//__builtin___clear_cache((char*)resized_buf, (char*)resized_buf + (resized_width*resized_height*3/2));
//__builtin___clear_cache((char*)net_input_buf, (char*)net_input_buf + yuv_buf_len);
__builtin___clear_cache((char*)resized_buf, (char*)resized_buf + (resized_width*resized_height*3/2));
__builtin___clear_cache((char*)net_input_buf, (char*)net_input_buf + yuv_buf_len);
double s4 = millis_since_boot();
inner(resized_buf, net_input_buf);
@@ -84,8 +84,8 @@ float trial() {
printf("BAD\n");
for (int i = 0; i < 200; i++) {
//__builtin___clear_cache((char*)resized_buf, (char*)resized_buf + (resized_width*resized_height*3/2));
//__builtin___clear_cache((char*)net_input_buf, (char*)net_input_buf + yuv_buf_len);
__builtin___clear_cache((char*)resized_buf, (char*)resized_buf + (resized_width*resized_height*3/2));
__builtin___clear_cache((char*)net_input_buf, (char*)net_input_buf + yuv_buf_len);
double s4 = millis_since_boot();
inner(resized_buf, net_input_buf);
@@ -100,6 +100,7 @@ float trial() {
}
int main() {
// the realtime priority seems to be what breaks it
set_realtime_priority(51);
while (1) {