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Subject[PATCH 23/25 -v2] provide paravirt patching function
This patch introduces apply_paravirt(), a function that shall
be called by i386/alternative.c to apply replacements to
paravirt_functions. It is defined to an do-nothing function
if paravirt is not enabled.

Signed-off-by: Glauber de Oliveira Costa <>
Signed-off-by: Steven Rostedt <>
include/asm-x86_64/alternative.h | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/include/asm-x86_64/alternative.h b/include/asm-x86_64/alternative.h
index ab161e8..e69a141 100644
--- a/include/asm-x86_64/alternative.h
+++ b/include/asm-x86_64/alternative.h
@@ -143,12 +143,14 @@ static inline void alternatives_smp_switch(int smp) {}
#define ASM_OUTPUT2(a, b) a, b

-struct paravirt_patch;
+struct paravirt_patch_site;
-void apply_paravirt(struct paravirt_patch *start, struct paravirt_patch *end);
+void apply_paravirt(struct paravirt_patch_site *start,
+ struct paravirt_patch_site *end);
static inline void
-apply_paravirt(struct paravirt_patch *start, struct paravirt_patch *end)
+apply_paravirt(struct paravirt_patch_site *start,
+ struct paravirt_patch_site *end)
#define __parainstructions NULL
#define __parainstructions_end NULL
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