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

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Date:   Wed, 27 May 2020 23:49:41 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
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

(Oops, I missed Jiri in loop.)

Hi Ingo,

Could you take this series?
These are not adding any feature, but fixing real bugs.

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>