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envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Add memfd support for mem_type. Will be used to replace memory_backend. Reviewed-by: Juraj Marcin Reviewed-by: Fabiano Rosas Link: https://lore.kernel.org/r/20251117223908.415965-4-peterx@redhat.com Signed-off-by: Peter Xu --- tests/qtest/migration/framework.h | 13 +++++++++++++ tests/qtest/migration/framework.c | 3 +++ 2 files changed, 16 insertions(+) diff --git a/tests/qtest/migration/framework.h b/tests/qtest/migration/framework.h index 70705725bc..9dec21c344 100644 --- a/tests/qtest/migration/framework.h +++ b/tests/qtest/migration/framework.h @@ -19,8 +19,21 @@ #define FILE_TEST_MARKER 'X' typedef enum { + /* + * Use memory-backend-ram, private mappings + */ MEM_TYPE_ANON, + /* + * Use shmem file (under /dev/shm), shared mappings + */ MEM_TYPE_SHMEM, + /* + * Use anonymous memfd, shared mappings. + * + * NOTE: this is internally almost the same as MEM_TYPE_SHMEM on Linux, + * but only anonymously allocated. + */ + MEM_TYPE_MEMFD, MEM_TYPE_NUM, } MemType; diff --git a/tests/qtest/migration/framework.c b/tests/qtest/migration/framework.c index 7f325e4753..1c662f86a9 100644 --- a/tests/qtest/migration/framework.c +++ b/tests/qtest/migration/framework.c @@ -280,6 +280,9 @@ static char *migrate_mem_type_get_opts(MemType type, const char *memory_size) backend = g_strdup_printf("-object memory-backend-file,mem-path=%s", shmem_path); break; + case MEM_TYPE_MEMFD: + backend = g_strdup("-object memory-backend-memfd"); + break; default: g_assert_not_reached(); break; -- 2.50.1