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[PD Bug] fix MLA get_contiguous_buf_infos error #5384

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Merged
merged 1 commit into from
Apr 14, 2025
Merged

[PD Bug] fix MLA get_contiguous_buf_infos error #5384

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13 changes: 4 additions & 9 deletions python/sglang/srt/mem_cache/memory_pool.py
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Original file line number Diff line number Diff line change
Expand Up @@ -444,15 +444,10 @@ def __init__(

# for disagg
def get_contiguous_buf_infos(self):
kv_data_ptrs = [
self.get_key_buffer(i).data_ptr() for i in range(self.layer_num)
] + [self.get_value_buffer(i).data_ptr() for i in range(self.layer_num)]
kv_data_lens = [
self.get_key_buffer(i).nbytes for i in range(self.layer_num)
] + [self.get_value_buffer(i).nbytes for i in range(self.layer_num)]
kv_item_lens = [
self.get_key_buffer(i)[0].nbytes for i in range(self.layer_num)
] + [self.get_value_buffer(i)[0].nbytes for i in range(self.layer_num)]
# MLA has only one kv_buffer, so only the information of this buffer needs to be returned.
kv_data_ptrs = [self.kv_buffer[i].data_ptr() for i in range(self.layer_num)]
kv_data_lens = [self.kv_buffer[i].nbytes for i in range(self.layer_num)]
kv_item_lens = [self.kv_buffer[i][0].nbytes for i in range(self.layer_num)]
return kv_data_ptrs, kv_data_lens, kv_item_lens

def get_key_buffer(self, layer_id: int):
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