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Re: [Qemu-devel] [PATCH 5/5] migration: Route more error paths
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 5/5] migration: Route more error paths |
Date: |
Wed, 20 Sep 2017 11:55:12 +0800 |
User-agent: |
Mutt/1.8.3 (2017-05-23) |
On Tue, 09/19 19:00, Dr. David Alan Gilbert (git) wrote:
> From: "Dr. David Alan Gilbert" <address@hidden>
>
> vmstate_save is called in a few places, and vmstate_save_state is
> called in lots of places.
>
> Route error returns from the easier cases back up; there are lots
> of more complex cases where there own error paths need fixing.
Did you mean s/there/their/ ?
<snip>
> diff --git a/tests/test-vmstate.c b/tests/test-vmstate.c
> index e643ac662b..ab3e430c2c 100644
> --- a/tests/test-vmstate.c
> +++ b/tests/test-vmstate.c
> @@ -70,7 +70,7 @@ static void save_vmstate(const VMStateDescription *desc,
> void *obj)
> QEMUFile *f = open_test_file(true);
>
> /* Save file with vmstate */
> - vmstate_save_state(f, desc, obj, NULL);
> + g_assert(!vmstate_save_state(f, desc, obj, NULL));
Though this is test code, isn't putting anything with a side effect into an
assert expression a very bad pattern in general?
> qemu_put_byte(f, QEMU_VM_EOF);
> g_assert(!qemu_file_get_error(f));
> qemu_fclose(f);
> @@ -381,7 +381,7 @@ static void test_save_noskip(void)
> QEMUFile *fsave = open_test_file(true);
> TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
> .skip_c_e = false };
> - vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL);
> + g_assert(!vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL));
> g_assert(!qemu_file_get_error(fsave));
>
> uint8_t expected[] = {
> @@ -402,7 +402,7 @@ static void test_save_skip(void)
> QEMUFile *fsave = open_test_file(true);
> TestStruct obj = { .a = 1, .b = 2, .c = 3, .d = 4, .e = 5, .f = 6,
> .skip_c_e = true };
> - vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL);
> + g_assert(!vmstate_save_state(fsave, &vmstate_skipping, &obj, NULL));
> g_assert(!qemu_file_get_error(fsave));
>
> uint8_t expected[] = {
> --
> 2.13.5
>
>
Fam
- [Qemu-devel] [PATCH 0/5] migration: let pre_save fail, Dr. David Alan Gilbert (git), 2017/09/19
- [Qemu-devel] [PATCH 2/5] migration: check pre_save return in vmstate_save_state, Dr. David Alan Gilbert (git), 2017/09/19
- [Qemu-devel] [PATCH 1/5] migration: pre_save return int, Dr. David Alan Gilbert (git), 2017/09/19
- [Qemu-devel] [PATCH 3/5] migration: wire vmstate_save_state errors up to vmstate_subsection_save, Dr. David Alan Gilbert (git), 2017/09/19
- [Qemu-devel] [PATCH 4/5] migration: Route errors up through vmstate_save, Dr. David Alan Gilbert (git), 2017/09/19
- [Qemu-devel] [PATCH 5/5] migration: Route more error paths, Dr. David Alan Gilbert (git), 2017/09/19
- Re: [Qemu-devel] [PATCH 5/5] migration: Route more error paths, Cornelia Huck, 2017/09/20