Commit 851fc792d5 for qemu.org

commit 851fc792d5e36ec41ffe8fcaf3ac15d4a2f03873
Author: Philippe Mathieu-Daudé <philmd@linaro.org>
Date:   Tue Jan 28 12:29:05 2025 +0100

    tests/qtest/migration: Make 'has_dirty_ring' generic

    Keep accelerator knowledge limited within MigrationTestEnv,
    expose a generic %has_dirty_ring value, only checking for
    KVM when initializing it in migration_get_env().

    Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
    Reviewed-by: Fabiano Rosas <farosas@suse.de>
    Message-ID: <20250128135429.8500-3-philmd@linaro.org>

diff --git a/tests/qtest/migration/framework.c b/tests/qtest/migration/framework.c
index e35839c95f..6d830079ee 100644
--- a/tests/qtest/migration/framework.c
+++ b/tests/qtest/migration/framework.c
@@ -1108,7 +1108,7 @@ MigrationTestEnv *migration_get_env(void)
         return env;
     }

-    env->has_dirty_ring = kvm_dirty_ring_supported();
+    env->has_dirty_ring = env->has_kvm && kvm_dirty_ring_supported();
     env->has_uffd = ufd_version_check(&env->uffd_feature_thread_id);
     env->arch = qtest_get_arch();
     env->is_x86 = !strcmp(env->arch, "i386") || !strcmp(env->arch, "x86_64");
diff --git a/tests/qtest/migration/precopy-tests.c b/tests/qtest/migration/precopy-tests.c
index aca7ed51ef..0283da43e3 100644
--- a/tests/qtest/migration/precopy-tests.c
+++ b/tests/qtest/migration/precopy-tests.c
@@ -1265,8 +1265,7 @@ void migration_test_add_precopy(MigrationTestEnv *env)
     if (g_test_slow()) {
         migration_test_add("/migration/auto_converge",
                            test_auto_converge);
-        if (g_str_equal(env->arch, "x86_64") &&
-            env->has_kvm && env->has_dirty_ring) {
+        if (g_str_equal(env->arch, "x86_64") && env->has_dirty_ring) {
             migration_test_add("/dirty_limit",
                                test_dirty_limit);
         }