linux-kernel - [PATCH v2 01/11] x86/paravirt: make paravirt_patch_call() and paravirt_patch

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Date:   Mon, 13 Aug 2018 09:37:29 +0200
From:   Juergen Gross <jgross@...e.com>
To:     linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
        x86@...nel.org, virtualization@...ts.linux-foundation.org
Cc:     akataria@...are.com, rusty@...tcorp.com.au,
        boris.ostrovsky@...cle.com, hpa@...or.com, tglx@...utronix.de,
        mingo@...hat.com, peterz@...radead.org,
        Juergen Gross <jgross@...e.com>
Subject: [PATCH v2 01/11] x86/paravirt: make paravirt_patch_call() and paravirt_patch_jmp() static

paravirt_patch_call() and paravirt_patch_jmp() are used in paravirt.c
only. Convert them to static.

Signed-off-by: Juergen Gross <jgross@...e.com>
---
 arch/x86/include/asm/paravirt_types.h |  6 ------
 arch/x86/kernel/paravirt.c            | 12 ++++++------
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index 180bc0bff0fb..036b2f88f105 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -370,12 +370,6 @@ extern struct pv_lock_ops pv_lock_ops;
 
 unsigned paravirt_patch_ident_32(void *insnbuf, unsigned len);
 unsigned paravirt_patch_ident_64(void *insnbuf, unsigned len);
-unsigned paravirt_patch_call(void *insnbuf,
-			     const void *target, u16 tgt_clobbers,
-			     unsigned long addr, u16 site_clobbers,
-			     unsigned len);
-unsigned paravirt_patch_jmp(void *insnbuf, const void *target,
-			    unsigned long addr, unsigned len);
 unsigned paravirt_patch_default(u8 type, u16 clobbers, void *insnbuf,
 				unsigned long addr, unsigned len);
 
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index 930c88341e4e..ce560b916b1f 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -80,10 +80,10 @@ struct branch {
 	u32 delta;
 } __attribute__((packed));
 
-unsigned paravirt_patch_call(void *insnbuf,
-			     const void *target, u16 tgt_clobbers,
-			     unsigned long addr, u16 site_clobbers,
-			     unsigned len)
+static unsigned paravirt_patch_call(void *insnbuf,
+				    const void *target, u16 tgt_clobbers,
+				    unsigned long addr, u16 site_clobbers,
+				    unsigned len)
 {
 	struct branch *b = insnbuf;
 	unsigned long delta = (unsigned long)target - (addr+5);
@@ -102,8 +102,8 @@ unsigned paravirt_patch_call(void *insnbuf,
 	return 5;
 }
 
-unsigned paravirt_patch_jmp(void *insnbuf, const void *target,
-			    unsigned long addr, unsigned len)
+static unsigned paravirt_patch_jmp(void *insnbuf, const void *target,
+				   unsigned long addr, unsigned len)
 {
 	struct branch *b = insnbuf;
 	unsigned long delta = (unsigned long)target - (addr+5);
-- 
2.13.7