squall/flash-attention
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add type check (fp16) in the forward pass

Browse Source
This commit is contained in:
Tri Dao 2022-06-26 11:41:30 -07:00
parent ea38d3d261
commit c0daa62eaa
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
csrc/flash_attn/fmha_api.cpp
View File

@ -130,6 +130,9 @@ mha_fwd(const at::Tensor &qkv, // total x num_heads x 3 x head_size, tot
bool is_dropout = p_dropout > 0.0;
Launch_params<Fused_multihead_attention_fprop_params> launch_params(dprops, stream, is_dropout, return_softmax);
TORCH_CHECK(qkv.dtype() == torch::kFloat16);
TORCH_CHECK(cu_seqlens.dtype() == torch::kInt32);
TORCH_CHECK(qkv.is_cuda())
TORCH_CHECK(cu_seqlens.is_cuda())