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Small test app for new resource allocation interface.

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This commit is contained in:
Michael Mueller
2023-06-13 18:44:59 +02:00
parent 5c13d93050
commit c1b8001cb9
1 changed files with 21 additions and 3 deletions
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24
repos/os/src/test/resource_yield/main.cc
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@@ -134,6 +134,16 @@ void Test::Child::_handle_yield()
size_t const requested_ram_quota =
Arg_string::find_arg(args.string(), "ram_quota").ulong_value(0);
size_t const requested_cpu_quota =
Arg_string::find_arg(args.string(), "cpu_quota").ulong_value(0);
log("released ", requested_cpu_quota, " portions of cpu_quota");
size_t const requested_gpu_quota =
Arg_string::find_arg(args.string(), "gpus").ulong_value(0);
log("got request to release ", requested_gpu_quota, " gpus");
/* free chunks of RAM to comply with the request */
size_t released_quota = 0;
while (released_quota < requested_ram_quota) {
@@ -208,6 +218,10 @@ class Test::Parent
unsigned _wait_cnt = 0;
unsigned long _start = 0;
unsigned long _end = 0;
enum State { WAIT, YIELD_REQUESTED, YIELD_GOT_RESPONSE };
State _state = WAIT;
@@ -232,7 +246,9 @@ class Test::Parent
log("request yield (ram prior yield: ", _used_ram_prior_yield);
/* issue yield request */
Genode::Parent::Resource_args yield_args("ram_quota=5M");
Genode::Parent::Resource_args yield_args("ram_quota=5M,cpu_quota=10,gpus=1");
_start = _timer.elapsed_us();
_child.yield(yield_args);
_state = YIELD_REQUESTED;
@@ -251,7 +267,9 @@ class Test::Parent
void _yield_response()
{
log("got yield response");
_end = _timer.elapsed_us();
log("got yield response after ", (_end-_start), "us");
_state = YIELD_GOT_RESPONSE;
_print_status();
@@ -281,7 +299,7 @@ class Test::Parent
Parent &_parent;
Static_parent_services<Pd_session, Cpu_session, Rom_session,
Log_session, Timer::Session>
Log_session, Timer::Session, Topo_session>
_parent_services { _env };
Cap_quota const _cap_quota { 50 };