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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2025 Andrea Righi <arighi@nvidia.com>
*/
#include <bpf/bpf.h>
#include <scx/common.h>
#include <sys/wait.h>
#include <unistd.h>
#include "numa.bpf.skel.h"
#include "scx_test.h"
static enum scx_test_status setup(void **ctx)
{
struct numa *skel;
skel = numa__open();
SCX_FAIL_IF(!skel, "Failed to open");
SCX_ENUM_INIT(skel);
skel->rodata->__COMPAT_SCX_PICK_IDLE_IN_NODE = SCX_PICK_IDLE_IN_NODE;
skel->struct_ops.numa_ops->flags = SCX_OPS_BUILTIN_IDLE_PER_NODE;
SCX_FAIL_IF(numa__load(skel), "Failed to load skel");
*ctx = skel;
return SCX_TEST_PASS;
}
static enum scx_test_status run(void *ctx)
{
struct numa *skel = ctx;
struct bpf_link *link;
link = bpf_map__attach_struct_ops(skel->maps.numa_ops);
SCX_FAIL_IF(!link, "Failed to attach scheduler");
/* Just sleeping is fine, plenty of scheduling events happening */
sleep(1);
SCX_EQ(skel->data->uei.kind, EXIT_KIND(SCX_EXIT_NONE));
bpf_link__destroy(link);
return SCX_TEST_PASS;
}
static void cleanup(void *ctx)
{
struct numa *skel = ctx;
numa__destroy(skel);
}
struct scx_test numa = {
.name = "numa",
.description = "Verify NUMA-aware functionalities",
.setup = setup,
.run = run,
.cleanup = cleanup,
};
REGISTER_SCX_TEST(&numa)
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