linux-kernel - Re: [PATCH v2] uprobes: make trace_uprobe->nhit counter a per-CPU one

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Message-ID: <CAEf4BzZgu4-aosJqjVZQCX27v1Y67GUT0UOvDUOn2EB2fJDvSQ@mail.gmail.com>
Date: Mon, 26 Aug 2024 09:17:59 -0700
From: Andrii Nakryiko <andrii.nakryiko@...il.com>
To: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Oleg Nesterov <oleg@...hat.com>, Andrii Nakryiko <andrii@...nel.org>, 
	linux-trace-kernel@...r.kernel.org, rostedt@...dmis.org, peterz@...radead.org, 
	bpf@...r.kernel.org, linux-kernel@...r.kernel.org, jolsa@...nel.org
Subject: Re: [PATCH v2] uprobes: make trace_uprobe->nhit counter a per-CPU one

On Sun, Aug 25, 2024 at 3:15 AM Masami Hiramatsu <mhiramat@...nel.org> wrote:
>
> On Tue, 13 Aug 2024 17:41:04 +0200
> Oleg Nesterov <oleg@...hat.com> wrote:
>
> > On 08/13, Masami Hiramatsu wrote:
> > >
> > > > @@ -62,7 +63,7 @@ struct trace_uprobe {
> > > >   struct uprobe                   *uprobe;
> > >
> > > BTW, what is this change? I couldn't cleanly apply this to the v6.11-rc3.
> > > Which tree would you working on? (I missed something?)
> >
> > tip/perf/core
> >
> > See https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/diff/kernel/trace/trace_uprobe.c?h=perf/core&id=3c83a9ad0295eb63bdeb81d821b8c3b9417fbcac
>
> OK, let me consider to rebase on tip/perf/core.
>

Hey Masami,

I've posted v3 rebased onto linux-trace/probes/for-next, so you
shouldn't need to rebase anything just for this. See [0] for the
latest revision.

  [0] https://lore.kernel.org/linux-trace-kernel/20240813203409.3985398-1-andrii@kernel.org/

> Thank you,
>
> >
> > Oleg.
> >
>
>
> --
> Masami Hiramatsu (Google) <mhiramat@...nel.org>