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authorGlauber Costa <glommer@redhat.com>2011-07-11 15:28:16 -0400
committerAvi Kivity <avi@redhat.com>2011-07-14 12:59:45 +0300
commit747f2925836b678d2a0de980d70101fd35620f2a (patch)
tree42af29c091d45d0e5ceca72700d11dbb2c5e561b
parent3c404b578fab699c4708279938078d9404b255a4 (diff)
downloadlinux-747f2925836b678d2a0de980d70101fd35620f2a.tar.gz
ia64: add jump labels for paravirt
Since in a later patch I intend to call jump labels inside
CONFIG_PARAVIRT, IA64 would fail to compile if they are not
provided. This patch provides those jump labels for the IA64
architecture.

Signed-off-by: Glauber Costa <glommer@redhat.com>
Acked-by: Isaku Yamahata <yamahata@valinux.co.jp>
Acked-by: Rik van Riel <riel@redhat.com>
CC: Tony Luck <tony.luck@intel.com>
CC: Eddie Dong <eddie.dong@intel.com>
CC: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
CC: Peter Zijlstra <peterz@infradead.org>
CC: Anthony Liguori <aliguori@us.ibm.com>
CC: Eric B Munson <emunson@mgebm.net>
Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch/ia64/include/asm/paravirt.h4
-rw-r--r--arch/ia64/kernel/paravirt.c2
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/paravirt.h b/arch/ia64/include/asm/paravirt.h
index 2eb0a981a09a..32551d304cd7 100644
--- a/arch/ia64/include/asm/paravirt.h
+++ b/arch/ia64/include/asm/paravirt.h
@@ -281,6 +281,10 @@ paravirt_init_missing_ticks_accounting(int cpu)
 		pv_time_ops.init_missing_ticks_accounting(cpu);
 }
 
+struct jump_label_key;
+extern struct jump_label_key paravirt_steal_enabled;
+extern struct jump_label_key paravirt_steal_rq_enabled;
+
 static inline int
 paravirt_do_steal_accounting(unsigned long *new_itm)
 {
diff --git a/arch/ia64/kernel/paravirt.c b/arch/ia64/kernel/paravirt.c
index a21d7bb9c69c..100868216c55 100644
--- a/arch/ia64/kernel/paravirt.c
+++ b/arch/ia64/kernel/paravirt.c
@@ -634,6 +634,8 @@ struct pv_irq_ops pv_irq_ops = {
  * pv_time_ops
  * time operations
  */
+struct jump_label_key paravirt_steal_enabled;
+struct jump_label_key paravirt_steal_rq_enabled;
 
 static int
 ia64_native_do_steal_accounting(unsigned long *new_itm)