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chore(cuda): add an error in case the size of data to copy is 0

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This commit is contained in:
Agnes Leroy
2022-07-22 15:16:01 +02:00
committed by Agnès Leroy
parent 64521f6747
commit ca2be27149
1 changed files with 12 additions and 0 deletions
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12
src/device.cu
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@@ -55,8 +55,14 @@ int cuda_check_valid_malloc(uint64_t size, uint32_t gpu_index) {
/// 0: success
/// -1: error, invalid device pointer
/// -2: error, gpu index doesn't exist
/// -3: error, zero copy size
int cuda_memcpy_async_to_gpu(void *dest, void *src, uint64_t size,
void *v_stream, uint32_t gpu_index) {
if (size == 0) {
// error code: zero copy size
return -3;
}
if (gpu_index >= cuda_get_number_of_gpus()) {
// error code: invalid gpu_index
return -2;
@@ -91,8 +97,14 @@ int cuda_synchronize_device(uint32_t gpu_index) {
/// 0: success
/// -1: error, invalid device pointer
/// -2: error, gpu index doesn't exist
/// -3: error, zero copy size
int cuda_memcpy_async_to_cpu(void *dest, const void *src, uint64_t size,
void *v_stream, uint32_t gpu_index) {
if (size == 0) {
// error code: zero copy size
return -3;
}
if (gpu_index >= cuda_get_number_of_gpus()) {
// error code: invalid gpu_index
return -2;