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Use int64_t instead of uint32_t for index_t

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Tri Dao 2024-01-22 11:25:50 -08:00
parent e43a4ceaab
commit 000b67f5d8
1 changed files with 2 additions and 2 deletions
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csrc/flash_attn/src/flash.h
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@ -22,7 +22,7 @@ constexpr int D_DIM = 2;
////////////////////////////////////////////////////////////////////////////////////////////////////
struct Qkv_params {
using index_t = uint32_t;
using index_t = int64_t;
// The QKV matrices.
void *__restrict__ q_ptr;
void *__restrict__ k_ptr;
@ -99,7 +99,7 @@ struct Flash_fwd_params : public Qkv_params {
void * __restrict__ rotary_sin_ptr;
// The indices to index into the KV cache.
int *__restrict__ cache_batch_idx;
int * __restrict__ cache_batch_idx;
// The dropout probability (probability of keeping an activation).
float p_dropout;