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From: Masami Hiramatsu <>
To: Ingo Molnar <>,
	"Paul E . McKenney" <>
Cc: Steven Rostedt <>,
	Masami Hiramatsu <>,,
	Peter Zijlstra <>,
	Ananth N Mavinakayanahalli <>,
	Thomas Gleixner <>,
	"H . Peter Anvin" <>,
	"Naveen N . Rao" <>
Subject: [PATCH -tip v4] Enable optprobe on preepmtive kernel
Date: Fri, 20 Oct 2017 08:43:00 +0900	[thread overview]
Message-ID: <150845657959.5443.17274153381374966647.stgit@devbox> (raw)

This patch enables optprobe even with CONFIG_PREEMPT. The
previous patch is .

Sorry for taking so long to update.
I've update the patch description according to Ingo's comment
but the code is same.

Thank you,


Masami Hiramatsu (1):
      kprobes: Use synchronize_rcu_tasks() for optprobe with CONFIG_PREEMPT

 arch/Kconfig     |    2 +-
 kernel/kprobes.c |   14 ++++++++------
 2 files changed, 9 insertions(+), 7 deletions(-)

Masami Hiramatsu <>

             reply	other threads:[~2017-10-19 23:43 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-10-19 23:43 Masami Hiramatsu [this message]
2017-10-19 23:43 ` [PATCH -tip v4] kprobes: Use synchronize_rcu_tasks() for optprobe with CONFIG_PREEMPT Masami Hiramatsu
2017-10-19 23:55   ` Paul E. McKenney
2017-10-20 12:24   ` [tip:perf/core] kprobes: Use synchronize_rcu_tasks() for optprobe with CONFIG_PREEMPT=y tip-bot for Masami Hiramatsu

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