[DSA] Fix top-k v2 dropping non-primary ranks' output on CUDA 13.1+ (root cause for #33835) - #34167

[DSA] Fix top-k v2 dropping non-primary ranks' output on CUDA 13.1+ (root cause for #33835)#34167

BBuf merged 2 commits into

sgl-project:mainsgl-project/sglang:mainfrom

DarkSharpness:dsv4-topk-cuda13-dsmem-fixDarkSharpness/sglang:dsv4-topk-cuda13-dsmem-fixCopy head branch name to clipboard