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Commit 1d70be34 authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Steven Rostedt
Browse files

kprobes: Add IPMODIFY flag to kprobe_ftrace_ops 

Add FTRACE_OPS_FL_IPMODIFY flag to kprobe_ftrace_ops
since kprobes can changes regs->ip.

Link: http://lkml.kernel.org/r/20141121102523.11844.21298.stgit@localhost.localdomain



Signed-off-by: default avatarMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent f8b8be8a

kernel/kprobes.c

+1 −1
Original line number Diff line number Diff line
@@ -915,7 +915,7 @@ static struct kprobe *alloc_aggr_kprobe(struct kprobe *p) 
#ifdef CONFIG_KPROBES_ON_FTRACE

static struct ftrace_ops kprobe_ftrace_ops __read_mostly = {

	.func = kprobe_ftrace_handler,

	.flags = FTRACE_OPS_FL_SAVE_REGS,

	.flags = FTRACE_OPS_FL_SAVE_REGS | FTRACE_OPS_FL_IPMODIFY,

};

static int kprobe_ftrace_enabled;