kms: Add assert to check that the main thread is blocked on impl task

This is so that we can have code in impl tasks that pokes at the main
context objects.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/743
This commit is contained in:
Jonas Ådahl 2019-09-03 19:12:10 +02:00
parent 2f27b8d5fa
commit 35776c5d29
2 changed files with 13 additions and 0 deletions

View File

@ -55,9 +55,13 @@ GSource * meta_kms_register_fd_in_impl (MetaKms *kms,
gboolean meta_kms_in_impl_task (MetaKms *kms); gboolean meta_kms_in_impl_task (MetaKms *kms);
gboolean meta_kms_is_waiting_for_impl_task (MetaKms *kms);
#define meta_assert_in_kms_impl(kms) \ #define meta_assert_in_kms_impl(kms) \
g_assert (meta_kms_in_impl_task (kms)) g_assert (meta_kms_in_impl_task (kms))
#define meta_assert_not_in_kms_impl(kms) \ #define meta_assert_not_in_kms_impl(kms) \
g_assert (!meta_kms_in_impl_task (kms)) g_assert (!meta_kms_in_impl_task (kms))
#define meta_assert_is_waiting_for_kms_impl_task(kms) \
g_assert (meta_kms_is_waiting_for_impl_task (kms))
#endif /* META_KMS_PRIVATE_H */ #endif /* META_KMS_PRIVATE_H */

View File

@ -154,6 +154,7 @@ struct _MetaKms
MetaKmsImpl *impl; MetaKmsImpl *impl;
gboolean in_impl_task; gboolean in_impl_task;
gboolean waiting_for_impl_task;
GList *devices; GList *devices;
@ -322,7 +323,9 @@ meta_kms_run_impl_task_sync (MetaKms *kms,
gboolean ret; gboolean ret;
kms->in_impl_task = TRUE; kms->in_impl_task = TRUE;
kms->waiting_for_impl_task = TRUE;
ret = func (kms->impl, user_data, error); ret = func (kms->impl, user_data, error);
kms->waiting_for_impl_task = FALSE;
kms->in_impl_task = FALSE; kms->in_impl_task = FALSE;
return ret; return ret;
@ -440,6 +443,12 @@ meta_kms_in_impl_task (MetaKms *kms)
return kms->in_impl_task; return kms->in_impl_task;
} }
gboolean
meta_kms_is_waiting_for_impl_task (MetaKms *kms)
{
return kms->waiting_for_impl_task;
}
static void static void
meta_kms_update_states_in_impl (MetaKms *kms) meta_kms_update_states_in_impl (MetaKms *kms)
{ {