netdev - Re: [PATCH net-next v2 0/9] Add BPF_J{LT,LE,SLT,SLE} instructions

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Date:   Wed, 09 Aug 2017 16:55:40 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     daniel@...earbox.net
Cc:     ast@...com, holzheu@...ux.vnet.ibm.com,
        naveen.n.rao@...ux.vnet.ibm.com, jakub.kicinski@...ronome.com,
        netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 0/9] Add BPF_J{LT,LE,SLT,SLE} instructions

From: Daniel Borkmann <daniel@...earbox.net>
Date: Thu, 10 Aug 2017 01:39:54 +0200

> This set adds BPF_J{LT,LE,SLT,SLE} instructions to the BPF
> insn set, interpreter, JIT hardening code and all JITs are
> also updated to support the new instructions. Basic idea is
> to reduce register pressure by avoiding BPF_J{GT,GE,SGT,SGE}
> rewrites. Removing the workaround for the rewrites in LLVM,
> this can result in shorter BPF programs, less stack usage
> and less verification complexity. First patch provides some
> more details on rationale and integration.
> 
> Thanks a lot!
> 
> v1 -> v2:
>   - Reworded commit msg in patch 1

Ok this looks a lot better.

Thanks for taking care of all of the JITs as well.

Series applied.