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Set up for resetting niceness value

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Add tests to check this feature
	Apply config validation in config for simplicity

	Note: if anything messes with the niceness (ie. it starts non-zero, or it's not the expected value during setup, we'll bail out)
This commit is contained in:
Marc Di Luzio
2019-05-11 10:33:29 +01:00
parent 7e5216c4a0
commit 09d63ae4f5
5 changed files with 118 additions and 17 deletions
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58
daemon/gamemode-tests.c
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@ -536,6 +536,49 @@ int run_gpu_optimisation_tests(struct GameModeConfig *config)
return gpustatus;
}
int run_renice_tests(struct GameModeConfig *config)
{
/* read configuration "renice" (1..20) */
long int renice = config_get_renice_value(config);
if (renice == 0) {
return 1; /* not configured */
}
/* Verify renice starts at 0 */
int val = game_mode_get_renice(getpid());
if (val != 0) {
LOG_ERROR("Initial renice value is non-zero: %d\n", val);
return -1;
}
int ret = 0;
/* Ask for gamemode for ourselves */
gamemode_request_start();
/* Check renice is now requested value */
val = game_mode_get_renice(getpid());
if (val != renice) {
LOG_ERROR(
"renice value not set correctly after gamemode_request_start\nExpected: %ld, Was: %d\n",
renice,
val);
ret = -1;
}
/* End gamemode for ourselves */
gamemode_request_end();
/* Check renice is returned to correct value */
val = game_mode_get_renice(getpid());
if (val != 0) {
LOG_ERROR("renice value non-zero after gamemode_request_end\nExpected: 0, Was: %d\n", val);
ret = -1;
}
return ret;
}
/**
* game_mode_run_feature_tests runs a set of tests for each current feature (based on the current
* config) returns 0 for success, -1 for failure
@ -598,6 +641,21 @@ static int game_mode_run_feature_tests(struct GameModeConfig *config)
/* TODO: Unknown if this is testable, org.freedesktop.ScreenSaver has no query method */
/* Was the process reniced? */
{
LOG_MSG("::: Verifying renice\n");
int renicestatus = run_renice_tests(config);
if (renicestatus == 1)
LOG_MSG("::: Passed (no renice configured)\n");
else if (renicestatus == 0)
LOG_MSG("::: Passed\n");
else {
LOG_MSG("::: Failed!\n");
// Renice should be expected to work, if set
status = 1;
}
}
/* Was the scheduling applied? */
/* Were io priorities changed? */
/* Note: These don't get cleared up on un-register, so will have already been applied */