netdev - Re: [bpf-next PATCH v2 0/6] sockmap/sk

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 12 Oct 2020 01:10:03 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     John Fastabend <john.fastabend@...il.com>
Cc:     alexei.starovoitov@...il.com, daniel@...earbox.net,
        netdev@...r.kernel.org, bpf@...r.kernel.org, jakub@...udflare.com,
        lmb@...udflare.com
Subject: Re: [bpf-next PATCH v2 0/6] sockmap/sk_skb program memory acct fixes

Hello:

This series was applied to bpf/bpf-next.git (refs/heads/master):

On Fri, 09 Oct 2020 11:35:53 -0700 you wrote:
> Users of sockmap and skmsg trying to build proxys and other tools
> have pointed out to me the error handling can be problematic. If
> the proxy is under-provisioned and/or the BPF admin does not have
> the ability to update/modify memory provisions on the sockets
> its possible data may be dropped. For some things we have retries
> so everything works out OK, but for most things this is likely
> not great. And things go bad.
> 
> [...]

Here is the summary with links:
  - [bpf-next,v3,1/6] bpf, sockmap: skb verdict SK_PASS to self already checked rmem limits
    https://git.kernel.org/bpf/bpf-next/c/cfea28f890cf
  - [bpf-next,v3,2/6] bpf, sockmap: On receive programs try to fast track SK_PASS ingress
    https://git.kernel.org/bpf/bpf-next/c/9ecbfb06a078
  - [bpf-next,v3,3/6] bpf, sockmap: remove skb_set_owner_w wmem will be taken later from sendpage
    https://git.kernel.org/bpf/bpf-next/c/29545f4977cf
  - [bpf-next,v3,4/6] bpf, sockmap: remove dropped data on errors in redirect case
    https://git.kernel.org/bpf/bpf-next/c/9047f19e7ccb
  - [bpf-next,v3,5/6] bpf, sockmap: Remove skb_orphan and let normal skb_kfree do cleanup
    https://git.kernel.org/bpf/bpf-next/c/10d58d006356
  - [bpf-next,v3,6/6] bpf, sockmap: Add memory accounting so skbs on ingress lists are visible
    https://git.kernel.org/bpf/bpf-next/c/0b17ad25d8d1

You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html