> -----Original Message----- > From: Björn Töpel <bjorn@xxxxxxxxxx> > Sent: Wednesday, May 29, 2024 5:41 PM > To: Wang, Xiao W <xiao.w.wang@xxxxxxxxx>; paul.walmsley@xxxxxxxxxx; > palmer@xxxxxxxxxxx; aou@xxxxxxxxxxxxxxxxx; luke.r.nels@xxxxxxxxx; > xi.wang@xxxxxxxxx; daniel@xxxxxxxxxxxxx > Cc: ast@xxxxxxxxxx; andrii@xxxxxxxxxx; martin.lau@xxxxxxxxx; > eddyz87@xxxxxxxxx; song@xxxxxxxxxx; yonghong.song@xxxxxxxxx; > john.fastabend@xxxxxxxxx; kpsingh@xxxxxxxxxx; sdf@xxxxxxxxxx; > haoluo@xxxxxxxxxx; jolsa@xxxxxxxxxx; linux-riscv@xxxxxxxxxxxxxxxxxxx; linux- > kernel@xxxxxxxxxxxxxxx; bpf@xxxxxxxxxxxxxxx; pulehui@xxxxxxxxxx; > puranjay@xxxxxxxxxx; Li, Haicheng <haicheng.li@xxxxxxxxx>; Wang, Xiao W > <xiao.w.wang@xxxxxxxxx> > Subject: Re: [PATCH bpf-next v4 2/2] riscv, bpf: Introduce shift add helper > with Zba optimization > > Xiao, > > Xiao Wang <xiao.w.wang@xxxxxxxxx> writes: > > > Zba extension is very useful for generating addresses that index into array > > of basic data types. This patch introduces sh2add and sh3add helpers for > > RV32 and RV64 respectively, to accelerate addressing for array of unsigned > > long data. > > This patched slipped! Apologies for the slow reply. No worry. Thanks for picking it up. BRs, Xiao > > Acked-by: Björn Töpel <bjorn@xxxxxxxxxx>
