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Peter Anvin" , linux-kernel@vger.kernel.org, Ananth N Mavinakayanahalli , Andrew Morton , Steven Rostedt , Laura Abbott , Josef Bacik , Alexei Starovoitov , Ravi Bangoria , Vineet Gupta , Russell King , Arnd Bergmann , Catalin Marinas , Will Deacon , Tony Luck , Fenghua Yu , Ralf Baechle , James Hogan , Martin Schwidefsky , Heiko Carstens , Yoshinori Sato , Rich Felker , "David S . Miller" , linux-arch@vger.kernel.org Subject: [PATCH -tip v4 15/27] ARC: kprobes: Don't call the ->break_handler() in ARC kprobes code Date: Mon, 28 May 2018 16:06:58 +0900 Message-Id: <152749121806.15132.2649298571566781993.stgit@devbox> X-Mailer: git-send-email 2.13.6 In-Reply-To: <152749074878.15132.16693721906742461289.stgit@devbox> References: <152749074878.15132.16693721906742461289.stgit@devbox> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org X-Mailing-List: linux-arch@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Don't call the ->break_handler() from the ARC kprobes code, because it was only used by jprobes which got removed. Signed-off-by: Masami Hiramatsu --- arch/arc/kernel/kprobes.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c index 7811a6bbe8f0..465365696c91 100644 --- a/arch/arc/kernel/kprobes.c +++ b/arch/arc/kernel/kprobes.c @@ -234,13 +234,6 @@ int __kprobes arc_kprobe_handler(unsigned long addr, struct pt_regs *regs) } return 1; - } else if (kprobe_running()) { - p = __this_cpu_read(current_kprobe); - if (p->break_handler && p->break_handler(p, regs)) { - setup_singlestep(p, regs); - kcb->kprobe_status = KPROBE_HIT_SS; - return 1; - } } /* no_kprobe: */ From mboxrd@z Thu Jan 1 00:00:00 1970 From: Masami Hiramatsu Subject: [PATCH -tip v4 15/27] ARC: kprobes: Don't call the ->break_handler() in ARC kprobes code Date: Mon, 28 May 2018 16:06:58 +0900 Message-ID: <152749121806.15132.2649298571566781993.stgit@devbox> References: <152749074878.15132.16693721906742461289.stgit@devbox> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <152749074878.15132.16693721906742461289.stgit@devbox> Sender: linux-kernel-owner@vger.kernel.org To: Thomas Gleixner , Ingo Molnar Cc: x86@kernel.org, Masami Hiramatsu , Ingo Molnar , "H . Peter Anvin" , linux-kernel@vger.kernel.org, Ananth N Mavinakayanahalli , Andrew Morton , Steven Rostedt , Laura Abbott , Josef Bacik , Alexei Starovoitov , Ravi Bangoria , Vineet Gupta , Russell King , Arnd Bergmann , Catalin Marinas , Will Deacon , Tony Luck , Fenghua Yu , Ralf Baechle , James Hogan List-Id: linux-arch.vger.kernel.org Don't call the ->break_handler() from the ARC kprobes code, because it was only used by jprobes which got removed. Signed-off-by: Masami Hiramatsu --- arch/arc/kernel/kprobes.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c index 7811a6bbe8f0..465365696c91 100644 --- a/arch/arc/kernel/kprobes.c +++ b/arch/arc/kernel/kprobes.c @@ -234,13 +234,6 @@ int __kprobes arc_kprobe_handler(unsigned long addr, struct pt_regs *regs) } return 1; - } else if (kprobe_running()) { - p = __this_cpu_read(current_kprobe); - if (p->break_handler && p->break_handler(p, regs)) { - setup_singlestep(p, regs); - kcb->kprobe_status = KPROBE_HIT_SS; - return 1; - } } /* no_kprobe: */