From: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: "Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
bpf <bpf@vger.kernel.org>, Networking <netdev@vger.kernel.org>,
"Björn Töpel" <bjorn.topel@intel.com>,
"Magnus Karlsson" <magnus.karlsson@intel.com>
Subject: Re: [PATCH v8 bpf-next 6/7] bpf: allow for tailcalls in BPF subprograms for x64 JIT
Date: Fri, 18 Sep 2020 00:44:36 +0200 [thread overview]
Message-ID: <20200917224436.GA11842@ranger.igk.intel.com> (raw)
In-Reply-To: <CAEf4Bza908+c__590SK+_39fUuk51+O2oQnLzGNZ8jyjib5yzw@mail.gmail.com>
On Thu, Sep 17, 2020 at 02:03:32PM -0700, Andrii Nakryiko wrote:
> On Wed, Sep 16, 2020 at 3:54 PM Maciej Fijalkowski
> <maciej.fijalkowski@intel.com> wrote:
> >
> > Relax verifier's restriction that was meant to forbid tailcall usage
> > when subprog count was higher than 1.
> >
> > Also, do not max out the stack depth of program that utilizes tailcalls.
> >
> > Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
> > ---
>
> Maciej,
>
> Only patches 6 and 7 arrived (a while ago) and seems like the other
> patches are lost and not going to come. Do you mind resending entire
> patch set?
Sure. Vger lately has been giving me a hard time, thought that maybe rest
of set would eventually arrive, similarly to what Toke experienced I
guess.
>
> [...]
next prev parent reply other threads:[~2020-09-17 22:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20200916211010.3685-1-maciej.fijalkowski@intel.com>
2020-09-16 21:10 ` [PATCH v8 bpf-next 6/7] bpf: allow for tailcalls in BPF subprograms for x64 JIT Maciej Fijalkowski
2020-09-17 21:03 ` Andrii Nakryiko
2020-09-17 22:44 ` Maciej Fijalkowski [this message]
2020-09-17 22:52 ` Alexei Starovoitov
2020-09-16 21:10 ` [PATCH v8 bpf-next 7/7] selftests: bpf: introduce tailcall_bpf2bpf test suite Maciej Fijalkowski
2020-09-18 3:26 ` [PATCH v8 bpf-next 0/7] bpf: tailcalls in BPF subprograms Alexei Starovoitov
2020-09-21 16:05 ` Maciej Fijalkowski
2020-09-23 16:11 ` Lorenz Bauer
2020-09-23 16:24 ` Andrii Nakryiko
2020-09-23 16:43 ` Lorenz Bauer
2020-09-23 16:55 ` Andrii Nakryiko
2020-09-23 18:41 ` Alexei Starovoitov
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