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libdrm/iris: check for more than 1 sync object

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In '_generic_syncobj_wait' check if sync-objetcs exist, return error
otherwise. Do not wait because the execution model is synchroneous,
meaning no batch buffers are in execution when this function is called
(_drm_mutex).

issue #5224
This commit is contained in:
Sebastian Sumpf 2024-06-03 09:23:48 +02:00 committed by Norman Feske
parent c85e53cb2a
commit ac4aaa208f
1 changed files with 6 additions and 18 deletions
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24
repos/libports/src/lib/libdrm/ioctl_iris.cc
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@ -1265,31 +1265,19 @@ class Drm::Call
" tiemout_nsec=", p.timeout_nsec,
" flags=", p.flags);
if (p.count_handles > 1) {
Genode::error(__func__, " count handles > 1 - not supported");
return -1;
}
uint32_t * handles = reinterpret_cast<uint32_t *>(p.handles);
bool ok = false;
try {
Sync_obj::Id const id { .value = handles[0] };
_sync_objects.apply<Sync_obj>(id, [&](Sync_obj &) {
ok = true;
});
for (uint32_t i = 0; i < p.count_handles; i++) {
Sync_obj::Id const id { .value = handles[i] };
/* just make sure id's are valid */
_sync_objects.apply<Sync_obj>(id, [](Sync_obj &) {});
}
} catch (Sync_obj::Sync::Unknown_id) {
errno = EINVAL;
return -1;
}
if (ok) {
return 0;
} else
Genode::error("unknown sync object handle ", handles[0]);
errno = EINVAL;
return -1;
return 0;
}
int _generic_syncobj_destroy(void *arg)