[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <CAM9d7cjk_7-ALzW1kT961TRLpO9Wt8gNX7+rH4ay4N92g1TYkg@mail.gmail.com>
Date: Mon, 9 Jan 2023 12:56:13 -0800
From: Namhyung Kim <namhyung@...nel.org>
To: Martin KaFai Lau <martin.lau@...ux.dev>
Cc: Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
LKML <linux-kernel@...r.kernel.org>,
Ian Rogers <irogers@...gle.com>,
Adrian Hunter <adrian.hunter@...el.com>,
linux-perf-users@...r.kernel.org, Song Liu <song@...nel.org>,
bpf@...r.kernel.org, Blake Jones <blakejones@...gle.com>,
Chris Li <chriscli@...gle.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Jiri Olsa <jolsa@...nel.org>
Subject: Re: [PATCH] perf lock contention: Do not use BPF task local storage
Hello,
On Mon, Nov 21, 2022 at 9:33 AM Martin KaFai Lau <martin.lau@...ux.dev> wrote:
>
> On 11/18/22 11:01 AM, Namhyung Kim wrote:
> > We could fix the task local storage to use the safe BPF allocator,
> > but it takes time so let's change this until it happens actually.
>
> I also got another report on the kfree_rcu path. I am also looking into this
> direction on using the BPF allocator.
Any progress on this? Are there any concerns about the change?
Thanks,
Namhyung
Powered by blists - more mailing lists