netdev - Re: [PATCH net 0/3] Fix for BPF devmap percpu allocation splat

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]

Message-ID: <CAADnVQLk2gu1j3PXjDCfF1hh09-5Ak_8Xd5hq48xTAJNR0Xb=Q@mail.gmail.com>
Date:   Wed, 18 Oct 2017 08:28:16 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Daniel Borkmann <daniel@...earbox.net>
Cc:     Tejun Heo <tj@...nel.org>, "David S. Miller" <davem@...emloft.net>,
        Alexei Starovoitov <ast@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Richard Weinberger <richard@....at>, sp3485@...umbia.edu,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Dennis Zhou <dennisszhou@...il.com>
Subject: Re: [PATCH net 0/3] Fix for BPF devmap percpu allocation splat

On Wed, Oct 18, 2017 at 7:22 AM, Daniel Borkmann <daniel@...earbox.net> wrote:
>
> Higher prio imo would be to make the allocation itself faster
> though, I remember we talked about this back in May wrt hashtable,
> but I kind of lost track whether there was an update on this in
> the mean time. ;-)

new percpu allocator by Dennis fixed those issues. It's in 4.14