linux-kernel - Re: [PATCH -tip V6 0/6] kprobes: Fixes mutex, rcu-list warnings and cleanups

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Date:   Sun, 14 Jun 2020 17:37:28 +0200
From:   Jiri Olsa <jolsa@...hat.com>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        "Gustavo A . R . Silva" <gustavoars@...nel.org>,
        Anders Roxell <anders.roxell@...aro.org>, paulmck@...nel.org,
        joel@...lfernandes.org,
        "Naveen N . Rao" <naveen.n.rao@...ux.ibm.com>,
        Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
        David Miller <davem@...emloft.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...e.hu>,
        Peter Zijlstra <peterz@...radead.org>,
        Ziqian SUN <zsun@...hat.com>, Jiri Olsa <jolsa@...nel.org>
Subject: Re: [PATCH -tip V6 0/6] kprobes: Fixes mutex, rcu-list warnings and
 cleanups

On Wed, May 27, 2020 at 11:49:41PM +0900, Masami Hiramatsu wrote:
> (Oops, I missed Jiri in loop.)
> 
> Hi Ingo,
> 
> Could you take this series?
> These are not adding any feature, but fixing real bugs.

Hi,
I still can't see this being pulled in, did I miss it?

thanks,
jirka

> 
> Thank you,
> 
> On Tue, 12 May 2020 17:02:22 +0900
> Masami Hiramatsu <mhiramat@...nel.org> wrote:
> 
> > Hi Ingo,
> > 
> > Here is the 6th version of the series for kprobes. The previous
> > version is here.
> > 
> >  https://lore.kernel.org/lkml/158583483116.26060.10517933482238348979.stgit@devnote2/
> > 
> > In this version, I picked 2 patches[1][2] which has been reviewed
> > on LKML but not merged to tip tree yet.
> > 
> > [1] https://lore.kernel.org/lkml/20200408164641.3299633-1-jolsa@kernel.org/
> > [2] https://lore.kernel.org/lkml/20200507185733.GA14931@embeddedor/
> > 
> > You can also pull this series from kprobes/core branch from
> > 
> >  https://git.kernel.org/pub/scm/linux/kernel/git/mhiramat/linux.git/
> > 
> > Thank you,
> > 
> > ---
> > 
> > Gustavo A. R. Silva (1):
> >       kprobes: Replace zero-length array with flexible-array
> > 
> > Jiri Olsa (1):
> >       kretprobe: Prevent triggering kretprobe from within kprobe_flush_task
> > 
> > Masami Hiramatsu (4):
> >       kprobes: Suppress the suspicious RCU warning on kprobes
> >       kprobes: Use non RCU traversal APIs on kprobe_tables if possible
> >       kprobes: Fix to protect kick_kprobe_optimizer() by kprobe_mutex
> >       kprobes: Remove redundant arch_disarm_kprobe() call
> > 
> > 
> >  arch/x86/kernel/kprobes/core.c |   16 ++--------
> >  include/linux/kprobes.h        |    6 +++-
> >  kernel/kprobes.c               |   61 +++++++++++++++++++++++++++++++---------
> >  3 files changed, 56 insertions(+), 27 deletions(-)
> > 
> > --
> > Masami Hiramatsu (Linaro) <mhiramat@...nel.org>
> 
> 
> -- 
> Masami Hiramatsu <mhiramat@...nel.org>
>