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| author | David Matlack <dmatlack@google.com> | 2022-10-12 09:57:29 -0700 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2022-11-16 10:58:32 -0800 |
| commit | 7812d80c0f89c2b610558e09647736b6632beb08 (patch) | |
| tree | 2fda7d4de4b749917c3f8c53ca9b6220d2da517c /tools/testing/selftests/kvm/access_tracking_perf_test.c | |
| parent | a008a3351feaffdcf97a2bcf90b789626585258b (diff) | |
KVM: selftests: Rename perf_test_util symbols to memstress
Replace the perf_test_ prefix on symbol names with memstress_ to match
the new file name.
"memstress" better describes the functionality proveded by this library,
which is to provide functionality for creating and running a VM that
stresses VM memory by reading and writing to guest memory on all vCPUs
in parallel.
"memstress" also contains the same number of chracters as "perf_test",
making it a drop-in replacement in symbols, e.g. function names, without
impacting line lengths. Also the lack of underscore between "mem" and
"stress" makes it clear "memstress" is a noun.
Signed-off-by: David Matlack <dmatlack@google.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20221012165729.3505266-4-dmatlack@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools/testing/selftests/kvm/access_tracking_perf_test.c')
| -rw-r--r-- | tools/testing/selftests/kvm/access_tracking_perf_test.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/tools/testing/selftests/kvm/access_tracking_perf_test.c b/tools/testing/selftests/kvm/access_tracking_perf_test.c index 534d18cc4a6a..02d3587cab0a 100644 --- a/tools/testing/selftests/kvm/access_tracking_perf_test.c +++ b/tools/testing/selftests/kvm/access_tracking_perf_test.c @@ -126,7 +126,7 @@ static void mark_page_idle(int page_idle_fd, uint64_t pfn) } static void mark_vcpu_memory_idle(struct kvm_vm *vm, - struct perf_test_vcpu_args *vcpu_args) + struct memstress_vcpu_args *vcpu_args) { int vcpu_idx = vcpu_args->vcpu_idx; uint64_t base_gva = vcpu_args->gva; @@ -148,7 +148,7 @@ static void mark_vcpu_memory_idle(struct kvm_vm *vm, TEST_ASSERT(pagemap_fd > 0, "Failed to open pagemap."); for (page = 0; page < pages; page++) { - uint64_t gva = base_gva + page * perf_test_args.guest_page_size; + uint64_t gva = base_gva + page * memstress_args.guest_page_size; uint64_t pfn = lookup_pfn(pagemap_fd, vm, gva); if (!pfn) { @@ -220,10 +220,10 @@ static bool spin_wait_for_next_iteration(int *current_iteration) return true; } -static void vcpu_thread_main(struct perf_test_vcpu_args *vcpu_args) +static void vcpu_thread_main(struct memstress_vcpu_args *vcpu_args) { struct kvm_vcpu *vcpu = vcpu_args->vcpu; - struct kvm_vm *vm = perf_test_args.vm; + struct kvm_vm *vm = memstress_args.vm; int vcpu_idx = vcpu_args->vcpu_idx; int current_iteration = 0; @@ -279,7 +279,7 @@ static void run_iteration(struct kvm_vm *vm, int nr_vcpus, const char *descripti static void access_memory(struct kvm_vm *vm, int nr_vcpus, enum access_type access, const char *description) { - perf_test_set_write_percent(vm, (access == ACCESS_READ) ? 0 : 100); + memstress_set_write_percent(vm, (access == ACCESS_READ) ? 0 : 100); iteration_work = ITERATION_ACCESS_MEMORY; run_iteration(vm, nr_vcpus, description); } @@ -303,10 +303,10 @@ static void run_test(enum vm_guest_mode mode, void *arg) struct kvm_vm *vm; int nr_vcpus = params->nr_vcpus; - vm = perf_test_create_vm(mode, nr_vcpus, params->vcpu_memory_bytes, 1, + vm = memstress_create_vm(mode, nr_vcpus, params->vcpu_memory_bytes, 1, params->backing_src, !overlap_memory_access); - perf_test_start_vcpu_threads(nr_vcpus, vcpu_thread_main); + memstress_start_vcpu_threads(nr_vcpus, vcpu_thread_main); pr_info("\n"); access_memory(vm, nr_vcpus, ACCESS_WRITE, "Populating memory"); @@ -324,8 +324,8 @@ static void run_test(enum vm_guest_mode mode, void *arg) /* Set done to signal the vCPU threads to exit */ done = true; - perf_test_join_vcpu_threads(nr_vcpus); - perf_test_destroy_vm(vm); + memstress_join_vcpu_threads(nr_vcpus); + memstress_destroy_vm(vm); } static void help(char *name) |