fix(test): renable huge pages tests on arm64

With the updated host kernel, the bug that made them fail seems to have
been fixed.

Signed-off-by: Patrick Roy <roypat@amazon.co.uk>

Author: roypat

tests/integration_tests/performance/test_huge_pages.py

@@ -54,11 +54,6 @@ def check_hugetlbfs_in_use(pid: int, allocation_name: str):
     assert kernel_page_size_kib > 4
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 def test_hugetlbfs_boot(uvm_plain):
     """Tests booting a microvm with guest memory backed by 2MB hugetlbfs pages"""
 
@@ -73,11 +68,6 @@ def test_hugetlbfs_boot(uvm_plain):
     )
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 def test_hugetlbfs_snapshot(microvm_factory, guest_kernel_linux_5_10, rootfs):
     """
     Test hugetlbfs snapshot restore via uffd
@@ -105,11 +95,6 @@ def test_hugetlbfs_snapshot(microvm_factory, guest_kernel_linux_5_10, rootfs):
     check_hugetlbfs_in_use(vm.firecracker_pid, "/anon_hugepage")
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 def test_hugetlbfs_diff_snapshot(microvm_factory, uvm_plain):
     """
     Test hugetlbfs differential snapshot support.
@@ -150,11 +135,6 @@ def test_hugetlbfs_diff_snapshot(microvm_factory, uvm_plain):
     # Verify if the restored microvm works.
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 @pytest.mark.parametrize("huge_pages", HugePagesConfig)
 def test_ept_violation_count(
     microvm_factory,
@@ -231,11 +211,6 @@ def test_ept_violation_count(
     metrics.put_metric(metric, int(metric_value), "Count")
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 def test_negative_huge_pages_plus_balloon(uvm_plain):
     """Tests that huge pages and memory ballooning cannot be used together"""
     uvm_plain.memory_monitor = None

tests/integration_tests/performance/test_initrd.py

@@ -4,7 +4,6 @@
 import pytest
 
 from framework.microvm import HugePagesConfig, Serial
-from framework.properties import global_props
 
 INITRD_FILESYSTEM = "rootfs"
 
@@ -21,11 +20,6 @@ def uvm_with_initrd(microvm_factory, guest_kernel, record_property, artifact_dir
     yield uvm
 
 
-@pytest.mark.skipif(
-    global_props.host_linux_version_tpl > (6, 1)
-    and global_props.cpu_architecture == "aarch64",
-    reason="Huge page tests with secret hidden kernels on ARM currently fail",
-)
 @pytest.mark.parametrize("huge_pages", HugePagesConfig)
 def test_microvm_initrd_with_serial(uvm_with_initrd, huge_pages):
     """

tests/integration_tests/performance/test_snapshot.py

@@ -13,7 +13,6 @@
 
 import host_tools.drive as drive_tools
 from framework.microvm import HugePagesConfig, Microvm, SnapshotType
-from framework.properties import global_props
 
 USEC_IN_MSEC = 1000
 NS_IN_MSEC = 1_000_000
@@ -112,15 +111,6 @@ def test_restore_latency(
 
     We only test a single guest kernel, as the guest kernel does not "participate" in snapshot restore.
     """
-    if (
-        test_setup.huge_pages != HugePagesConfig.NONE
-        and global_props.host_linux_version_tpl > (6, 1)
-        and global_props.cpu_architecture == "aarch64"
-    ):
-        pytest.skip(
-            "huge pages with secret hiding kernels on ARM are currently failing"
-        )
-
     vm = test_setup.boot_vm(microvm_factory, guest_kernel_linux_5_10, rootfs, False)
 
     metrics.set_dimensions(
@@ -170,15 +160,6 @@ def test_post_restore_latency(
     if huge_pages != HugePagesConfig.NONE and uffd_handler is None:
         pytest.skip("huge page snapshots can only be restored using uffd")
 
-    if (
-        huge_pages != HugePagesConfig.NONE
-        and global_props.host_linux_version_tpl > (6, 1)
-        and global_props.cpu_architecture == "aarch64"
-    ):
-        pytest.skip(
-            "huge pages with secret hiding kernels on ARM are currently failing"
-        )
-
     if secret_free and uffd_handler is None:
         pytest.skip("Restoring from a file is not compatible with Secret Freedom")
 
@@ -243,15 +224,6 @@ def test_population_latency(
     secret_free,
 ):
     """Collects population latency metrics (e.g. how long it takes UFFD handler to fault in all memory)"""
-    if (
-        huge_pages != HugePagesConfig.NONE
-        and global_props.host_linux_version_tpl > (6, 1)
-        and global_props.cpu_architecture == "aarch64"
-    ):
-        pytest.skip(
-            "huge pages with secret hiding kernels on ARM are currently failing"
-        )
-
     if secret_free and huge_pages != HugePagesConfig.NONE:
         pytest.skip("Huge pages are not supported with Secret Freedom yet")