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Merge pull request #31105 from akien-mga/vulkan

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RID_Alloc: Fix locking in getornull and free early returns
This commit is contained in:
Rémi Verschelde 2019-08-05 16:43:30 +02:00 committed by GitHub
commit 7fa9785170
1 changed files with 19 additions and 3 deletions
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22
core/rid_owner.h
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@ -109,6 +109,9 @@ public:
uint64_t id = p_rid.get_id();
uint32_t idx = uint32_t(id & 0xFFFFFFFF);
if (unlikely(idx >= max_alloc)) {
if (THREAD_SAFE) {
spin_lock.unlock();
}
return NULL;
}
@ -116,7 +119,10 @@ public:
uint32_t idx_element = idx % elements_in_chunk;
uint32_t validator = uint32_t(id >> 32);
if (validator_chunks[idx_chunk][idx_element] != validator) {
if (unlikely(validator_chunks[idx_chunk][idx_element] != validator)) {
if (THREAD_SAFE) {
spin_lock.unlock();
}
return NULL;
}
@ -166,13 +172,23 @@ public:
uint64_t id = p_rid.get_id();
uint32_t idx = uint32_t(id & 0xFFFFFFFF);
ERR_FAIL_COND(idx >= max_alloc);
if (unlikely(idx >= max_alloc)) {
if (THREAD_SAFE) {
spin_lock.unlock();
}
ERR_FAIL();
}
uint32_t idx_chunk = idx / elements_in_chunk;
uint32_t idx_element = idx % elements_in_chunk;
uint32_t validator = uint32_t(id >> 32);
ERR_FAIL_COND(validator_chunks[idx_chunk][idx_element] != validator);
if (unlikely(validator_chunks[idx_chunk][idx_element] != validator)) {
if (THREAD_SAFE) {
spin_lock.unlock();
}
ERR_FAIL();
}
chunks[idx_chunk][idx_element].~T();
validator_chunks[idx_chunk][idx_element] = 0xFFFFFFFF; // go invalid