Skip to content

GitLab

Unverified Commit ab59ec35 authored by Liang's avatar Liang Committed by GitHub
Browse files

remove swizzle part of `sV.data()` to get a completely non-swizzle `sVtNoSwizzle` (#984) 


Co-authored-by: default avatarzl <zl@deepseek.com>
parent f816dee6
Hide whitespace changes
Inline Side-by-side
Showing with 2 additions and 2 deletions
csrc/flash_attn/src/flash_fwd_kernel.h
View file @ ab59ec35
......@@ -161,7 +161,7 @@ inline __device__ void compute_attn_1rowblock(const Params &params, const int bi
typename Kernel_traits::SmemLayoutKV{});
Tensor sV = make_tensor(sK.data() + size(sK), typename Kernel_traits::SmemLayoutKV{});
Tensor sVt = make_tensor(sV.data(), typename Kernel_traits::SmemLayoutVtransposed{});
Tensor sVtNoSwizzle = make_tensor(sV.data(), typename Kernel_traits::SmemLayoutVtransposedNoSwizzle{});
Tensor sVtNoSwizzle = make_tensor(sV.data().get(), typename Kernel_traits::SmemLayoutVtransposedNoSwizzle{});
typename Kernel_traits::GmemTiledCopyQKV gmem_tiled_copy_QKV;
auto gmem_thr_copy_QKV = gmem_tiled_copy_QKV.get_thread_slice(tidx);
......@@ -602,7 +602,7 @@ inline __device__ void compute_attn_1rowblock_splitkv(const Params &params, cons
Tensor sK = make_tensor(sQ.data() + size(sQ), typename Kernel_traits::SmemLayoutKV{});
Tensor sV = make_tensor(sK.data() + size(sK), typename Kernel_traits::SmemLayoutKV{});
Tensor sVt = make_tensor(sV.data(), typename Kernel_traits::SmemLayoutVtransposed{});
Tensor sVtNoSwizzle = make_tensor(sV.data(), typename Kernel_traits::SmemLayoutVtransposedNoSwizzle{});
Tensor sVtNoSwizzle = make_tensor(sV.data().get(), typename Kernel_traits::SmemLayoutVtransposedNoSwizzle{});
typename Kernel_traits::GmemTiledCopyQKV gmem_tiled_copy_QKV;
auto gmem_thr_copy_QKV = gmem_tiled_copy_QKV.get_thread_slice(tidx);
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment