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Region-map attach/detach stress depot_autopilot test 

Issue #3715
This commit is contained in:
Christian Helmuth 2020-04-03 15:51:36 +02:00
parent ff378a8c5b
commit c783764d0b
10 changed files with 111 additions and 0 deletions
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1
repos/base/recipes/pkg/test-rm_stress/README Normal file
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Scenario that stresses region-map attachments

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repos/base/recipes/pkg/test-rm_stress/archives Normal file
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_/src/init
_/src/test-rm_stress

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repos/base/recipes/pkg/test-rm_stress/hash Normal file
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2020-04-02 d6b3e6026d373f74858d7a1b4759aeb431e43afc

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repos/base/recipes/pkg/test-rm_stress/runtime Normal file
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<runtime ram="32M" caps="1000" binary="init">
<events>
<timeout meaning="failed" sec="45"/>
<log meaning="succeeded">child "test-rm_stress" exited with exit value 0</log>
<log meaning="failed">child "test-rm_stress" exited with exit value -1</log>
</events>
<content>
<rom label="ld.lib.so"/>
<rom label="test-rm_stress"/>
</content>
<config>
<parent-provides>
<service name="ROM"/>
<service name="CPU"/>
<service name="RM"/>
<service name="PD"/>
<service name="LOG"/>
</parent-provides>
<default-route>
<any-service> <parent/> </any-service>
</default-route>
<start name="test-rm_stress" caps="110">
<resource name="RAM" quantum="10M"/>
</start>
</config>
</runtime>

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repos/base/recipes/src/test-rm_stress/content.mk Normal file
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SRC_DIR = src/test/rm_stress
include $(GENODE_DIR)/repos/base/recipes/src/content.inc

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repos/base/recipes/src/test-rm_stress/hash Normal file
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2020-04-02 39f4647992e33fba4b5aea0d490285e4cee797b1

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repos/base/recipes/src/test-rm_stress/used_apis Normal file
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base

70
repos/base/src/test/rm_stress/main.cc Normal file
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/*
* \brief Test program for stressing region-map attachments
* \author Christian Helmuth
* \date 2020-04-03
*/
/*
* Copyright (C) 2020 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
/* Genode includes */
#include <base/component.h>
#include <base/log.h>
#include <base/attached_ram_dataspace.h>
using namespace Genode;
struct X : Genode::Hex
{
template <typename T>
explicit X(T value) : Genode::Hex(value, OMIT_PREFIX, PAD) { }
};
struct Page : Attached_ram_dataspace
{
unsigned char const color;
Page(Env &env, unsigned char color)
:
Attached_ram_dataspace(env.ram(), env.rm(), 0x1000),
color(color)
{
memset(local_addr<void>(), color, size());
log("new page @ ", local_addr<void>(), " with color ", X(*local_addr<unsigned char>()));
}
};
void Component::construct(Env &env)
{
log("--- region-map attachment stress test ---");
Page page[] = { { env, 0xaa }, { env, 0x55 } };
enum { ROUNDS = 10000 };
for (unsigned r = 0; r < ROUNDS; ++r) {
for (unsigned i = 0; i < sizeof(page)/sizeof(*page); ++i) {
off_t const offset = 0;
unsigned char volatile const *v =
env.rm().attach(page[i].cap(), page[i].size(), offset);
if (page[i].color != *v) {
error("value @ ", v, " ", X(*v), " != ", X(page[i].color), " in round ", r);
env.parent().exit(-1);
}
env.rm().detach(Region_map::Local_addr(v));
}
}
env.parent().exit(0);
}

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repos/base/src/test/rm_stress/target.mk Normal file
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TARGET = test-rm_stress
SRC_CC = main.cc
LIBS = base

1
repos/gems/run/depot_autopilot.run
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@ -707,6 +707,7 @@ set default_test_pkgs {
test-rm_fault
test-rm_fault_no_nox
test-rm_nested
test-rm_stress
test-rom_block
test-rom_filter
test-rust