[PATCH v3 7/7] powerpc: kprobes: remove duplicate saving of msr

From	"Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
Newsgroups	linux.kernel
Subject	[PATCH v3 7/7] powerpc: kprobes: remove duplicate saving of msr
Date	2017-04-19 15:00 +0200
Message-ID	<txXnd-3yQ-53@gated-at.bofh.it> (permalink)
References	<txXnb-3yQ-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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set_current_kprobe() already saves regs->msr into kprobe_saved_msr. Remove
the redundant save.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
---
 arch/powerpc/kernel/kprobes.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c
index 067e9863bfdf..5c0a1ffcbcf9 100644
--- a/arch/powerpc/kernel/kprobes.c
+++ b/arch/powerpc/kernel/kprobes.c
@@ -272,7 +272,6 @@ int __kprobes kprobe_handler(struct pt_regs *regs)
 			 */
 			save_previous_kprobe(kcb);
 			set_current_kprobe(p, regs, kcb);
-			kcb->kprobe_saved_msr = regs->msr;
 			kprobes_inc_nmissed_count(p);
 			prepare_singlestep(p, regs);
 			kcb->kprobe_status = KPROBE_REENTER;
-- 
2.12.1

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[PATCH v3 7/7] powerpc: kprobes: remove duplicate saving of msr "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com> - 2017-04-19 15:00 +0200
  Re: [PATCH v3 7/7] powerpc: kprobes: remove duplicate saving of msr Masami Hiramatsu <mhiramat@kernel.org> - 2017-04-19 16:50 +0200
  Re: [v3,7/7] powerpc: kprobes: remove duplicate saving of msr Michael Ellerman <patch-notifications@ellerman.id.au> - 2017-04-23 14:00 +0200

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