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[Xen-devel] [PATCH RFC 6/8] powerpc/jump_label: add arch_jump_label_tran

To: Steven Rostedt <rostedt@xxxxxxxxxxx>
Subject: [Xen-devel] [PATCH RFC 6/8] powerpc/jump_label: add arch_jump_label_transform_early()
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Thu, 29 Sep 2011 16:26:36 -0700
Cc: Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jan Glauber <jang@xxxxxxxxxxxxxxxxxx>, Jason Baron <jbaron@xxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, David Daney <david.daney@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Michael Ellerman <michael@xxxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>
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From: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>

This allows jump-label entries to be modified early, in a pre-SMP
environment.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
Cc: Michael Ellerman <michael@xxxxxxxxxxxxxx>
---
 arch/powerpc/kernel/jump_label.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/kernel/jump_label.c b/arch/powerpc/kernel/jump_label.c
index 368d158..20c82fb 100644
--- a/arch/powerpc/kernel/jump_label.c
+++ b/arch/powerpc/kernel/jump_label.c
@@ -21,3 +21,9 @@ void arch_jump_label_transform(struct jump_entry *entry,
        else
                patch_instruction(addr, PPC_INST_NOP);
 }
+
+void __init arch_jump_label_transform_early(struct jump_entry *entry,
+                                           enum jump_label_type type)
+{
+       arch_jump_label_transform(entry, type);
+}
-- 
1.7.6.2


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