linux-kernel - [tip:x86/microcode] x86, microcode, AMD: Remove useless get_ucode

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Message-ID: <tip-e7e632f5ba240fbc313c49ed6559681ea57534e9@git.kernel.org>
Date:	Wed, 22 Aug 2012 16:41:21 -0700
From:	tip-bot for Borislav Petkov <borislav.petkov@....com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...nel.org,
	tglx@...utronix.de, hpa@...ux.intel.com, borislav.petkov@....com
Subject: [tip:x86/microcode] x86, microcode, AMD:
  Remove useless get_ucode_data wrapper

Commit-ID:  e7e632f5ba240fbc313c49ed6559681ea57534e9
Gitweb:     http://git.kernel.org/tip/e7e632f5ba240fbc313c49ed6559681ea57534e9
Author:     Borislav Petkov <borislav.petkov@....com>
AuthorDate: Fri, 20 Jul 2012 14:12:21 +0200
Committer:  H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Wed, 22 Aug 2012 16:15:26 -0700

x86, microcode, AMD: Remove useless get_ucode_data wrapper

get_ucode_data was a trivial memcpy wrapper. Remove it so as not to
obfuscate code unnecessarily with no obvious gain.

No functional change.

Signed-off-by: Borislav Petkov <borislav.petkov@....com>
Link: http://lkml.kernel.org/r/1344361461-10076-7-git-send-email-bp@amd64.org
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
---
 arch/x86/include/asm/microcode.h |    6 ------
 arch/x86/kernel/microcode_amd.c  |    4 ++--
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h
index 4ebe157..8813be6 100644
--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -49,12 +49,6 @@ static inline struct microcode_ops * __init init_intel_microcode(void)
 #ifdef CONFIG_MICROCODE_AMD
 extern struct microcode_ops * __init init_amd_microcode(void);
 extern void __exit exit_amd_microcode(void);
-
-static inline void get_ucode_data(void *to, const u8 *from, size_t n)
-{
-	memcpy(to, from, n);
-}
-
 #else
 static inline struct microcode_ops * __init init_amd_microcode(void)
 {
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 82746f9..9421338 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -183,7 +183,7 @@ static int get_matching_microcode(int cpu, const u8 *ucode_ptr,
 	memset(patch, 0, PAGE_SIZE);
 
 	/* all looks ok, get the binary patch */
-	get_ucode_data(patch, ucode_ptr + SECTION_HDR_SIZE, actual_size);
+	memcpy(patch, ucode_ptr + SECTION_HDR_SIZE, actual_size);
 
 	return actual_size;
 }
@@ -238,7 +238,7 @@ static int install_equiv_cpu_table(const u8 *buf)
 		return -ENOMEM;
 	}
 
-	get_ucode_data(equiv_cpu_table, buf + CONTAINER_HDR_SZ, size);
+	memcpy(equiv_cpu_table, buf + CONTAINER_HDR_SZ, size);
 
 	/* add header length */
 	return size + CONTAINER_HDR_SZ;
--
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