Create a separate bootfile for the outgoing and incoming vm, so the block layer can lock the file during the background migration test. Otherwise, the test fails with: "Failed to get "write" lock. Is another process using the image [/tmp/migration-test-WAKPD2/bootsect]?"
Signed-off-by: Steve Sistare <steven.sist...@oracle.com> --- tests/qtest/migration-test.c | 44 +++++++++++++++++++++++++++----------------- 1 file changed, 27 insertions(+), 17 deletions(-) diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index af661f8..e16710f 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -124,7 +124,8 @@ static bool ufd_version_check(void) #endif static char *tmpfs; -static char *bootpath; +static char *src_bootpath; +static char *dst_bootpath; /* The boot file modifies memory area in [start_address, end_address) * repeatedly. It outputs a 'B' at a fixed rate while it's still running. @@ -133,13 +134,13 @@ static char *bootpath; #include "tests/migration/aarch64/a-b-kernel.h" #include "tests/migration/s390x/a-b-bios.h" -static void bootfile_create(char *dir, bool suspend_me) +static char *bootfile_create(char *dir, const char *prefix, bool suspend_me) { const char *arch = qtest_get_arch(); unsigned char *content; size_t len; + char *bootpath = g_strdup_printf("%s/%s-bootsect", dir, prefix); - bootpath = g_strdup_printf("%s/bootsect", dir); if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { /* the assembled x86 boot sector should be exactly one sector large */ g_assert(sizeof(x86_bootsect) == 512); @@ -153,7 +154,7 @@ static void bootfile_create(char *dir, bool suspend_me) /* * sane architectures can be programmed at the boot prompt */ - return; + return NULL; } else if (strcmp(arch, "aarch64") == 0) { content = aarch64_kernel; len = sizeof(aarch64_kernel); @@ -166,13 +167,15 @@ static void bootfile_create(char *dir, bool suspend_me) g_assert_cmpint(fwrite(content, len, 1, bootfile), ==, 1); fclose(bootfile); + return bootpath; } -static void bootfile_delete(void) +static void bootfile_delete(char *bootpath) { - unlink(bootpath); - g_free(bootpath); - bootpath = NULL; + if (bootpath) { + unlink(bootpath); + g_free(bootpath); + } } /* @@ -766,6 +769,7 @@ static int test_migrate_start(QTestState **from, QTestState **to, const gchar *ignore_stderr; g_autofree char *shmem_opts = NULL; g_autofree char *shmem_path = NULL; + const char *arch_boot_fmt = NULL; const char *kvm_opts = NULL; const char *arch = qtest_get_arch(); const char *memory_size; @@ -781,7 +785,8 @@ static int test_migrate_start(QTestState **from, QTestState **to, dst_state = (QTestMigrationState) { }; src_state = (QTestMigrationState) { }; - bootfile_create(tmpfs, args->suspend_me); + src_bootpath = bootfile_create(tmpfs, "src", args->suspend_me); + dst_bootpath = bootfile_create(tmpfs, "dst", args->suspend_me); src_state.suspend_me = args->suspend_me; if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) { @@ -792,15 +797,14 @@ static int test_migrate_start(QTestState **from, QTestState **to, } else { machine_alias = "q35"; } - arch_opts = g_strdup_printf( - "-drive if=none,id=d0,file=%s,format=raw " - "-device ide-hd,drive=d0,secs=1,cyls=1,heads=1", bootpath); + arch_boot_fmt = "-drive if=none,id=d0,file=%s,format=raw " + "-device ide-hd,drive=d0,secs=1,cyls=1,heads=1"; start_address = X86_TEST_MEM_START; end_address = X86_TEST_MEM_END; } else if (g_str_equal(arch, "s390x")) { memory_size = "128M"; machine_alias = "s390-ccw-virtio"; - arch_opts = g_strdup_printf("-bios %s", bootpath); + arch_boot_fmt = "-bios %s"; start_address = S390_TEST_MEM_START; end_address = S390_TEST_MEM_END; } else if (strcmp(arch, "ppc64") == 0) { @@ -818,13 +822,18 @@ static int test_migrate_start(QTestState **from, QTestState **to, memory_size = "150M"; machine_alias = "virt"; machine_opts = "gic-version=max"; - arch_opts = g_strdup_printf("-cpu max -kernel %s", bootpath); + arch_boot_fmt = "-cpu max -kernel %s"; start_address = ARM_TEST_MEM_START; end_address = ARM_TEST_MEM_END; } else { g_assert_not_reached(); } + if (arch_boot_fmt) { + arch_source = g_strdup_printf(arch_boot_fmt, src_bootpath); + arch_target = g_strdup_printf(arch_boot_fmt, dst_bootpath); + } + if (!getenv("QTEST_LOG") && args->hide_stderr) { #ifndef _WIN32 ignore_stderr = "2>/dev/null"; @@ -3052,13 +3061,13 @@ static QTestState *dirtylimit_start_vm(void) QTestState *vm = NULL; g_autofree gchar *cmd = NULL; - bootfile_create(tmpfs, false); + src_bootpath = bootfile_create(tmpfs, "src", false); cmd = g_strdup_printf("-accel kvm,dirty-ring-size=4096 " "-name dirtylimit-test,debug-threads=on " "-m 150M -smp 1 " "-serial file:%s/vm_serial " "-drive file=%s,format=raw ", - tmpfs, bootpath); + tmpfs, src_bootpath); vm = qtest_init(cmd); return vm; @@ -3589,7 +3598,8 @@ int main(int argc, char **argv) g_assert_cmpint(ret, ==, 0); - bootfile_delete(); + bootfile_delete(src_bootpath); + bootfile_delete(dst_bootpath); ret = rmdir(tmpfs); if (ret != 0) { g_test_message("unable to rmdir: path (%s): %s", -- 1.8.3.1