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authorJason Baron <jbaron@redhat.com>2010-09-17 11:08:56 -0400
committerSteven Rostedt <rostedt@goodmis.org>2010-09-20 18:19:51 -0400
commitfa6f2cc77081792e4edca9168420a3422299ef15 (patch)
treea37b9019a0017ba13585447392f0c98b2f7cb51b /arch/x86/include/asm/alternative.h
parentf49aa448561fe9215f43405cac6f31eb86317792 (diff)
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jump label: Make text_poke_early() globally visible
Make text_poke_early available outside of alternative.c. The jump label patchset wants to make use of it in order to set up the optimal no-op sequences at run-time. Signed-off-by: Jason Baron <jbaron@redhat.com> LKML-Reference: <04cfddf2ba77bcabfc3e524f1849d871d6a1cf9d.1284733808.git.jbaron@redhat.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'arch/x86/include/asm/alternative.h')
-rw-r--r--arch/x86/include/asm/alternative.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index 27a35b6..634bf78 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -160,6 +160,8 @@ static inline void apply_paravirt(struct paravirt_patch_site *start,
#define __parainstructions_end NULL
#endif
+extern void *text_poke_early(void *addr, const void *opcode, size_t len);
+
/*
* Clear and restore the kernel write-protection flag on the local CPU.
* Allows the kernel to edit read-only pages.