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Subject[tip:x86/cpu] x86/cpufeature: Remove cpu_has_osxsave
Commit-ID:  ab4a56fa2c6ce9384ca077b6570c56fe18361f17
Gitweb: http://git.kernel.org/tip/ab4a56fa2c6ce9384ca077b6570c56fe18361f17
Author: Borislav Petkov <bp@suse.de>
AuthorDate: Tue, 29 Mar 2016 17:41:56 +0200
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Thu, 31 Mar 2016 13:35:08 +0200

x86/cpufeature: Remove cpu_has_osxsave

Use boot_cpu_has() instead.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-crypto@vger.kernel.org
Link: http://lkml.kernel.org/r/1459266123-21878-4-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/crypto/camellia_aesni_avx2_glue.c | 3 ++-
arch/x86/crypto/camellia_aesni_avx_glue.c | 2 +-
arch/x86/crypto/serpent_avx2_glue.c | 2 +-
arch/x86/include/asm/cpufeature.h | 1 -
arch/x86/include/asm/xor_avx.h | 4 ++--
5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/x86/crypto/camellia_aesni_avx2_glue.c b/arch/x86/crypto/camellia_aesni_avx2_glue.c
index d844569..c37f702 100644
--- a/arch/x86/crypto/camellia_aesni_avx2_glue.c
+++ b/arch/x86/crypto/camellia_aesni_avx2_glue.c
@@ -562,7 +562,8 @@ static int __init camellia_aesni_init(void)
{
const char *feature_name;

- if (!cpu_has_avx2 || !cpu_has_avx || !cpu_has_aes || !cpu_has_osxsave) {
+ if (!cpu_has_avx2 || !cpu_has_avx || !cpu_has_aes ||
+ !boot_cpu_has(X86_FEATURE_OSXSAVE)) {
pr_info("AVX2 or AES-NI instructions are not detected.\n");
return -ENODEV;
}
diff --git a/arch/x86/crypto/camellia_aesni_avx_glue.c b/arch/x86/crypto/camellia_aesni_avx_glue.c
index 93d8f29..65f6455 100644
--- a/arch/x86/crypto/camellia_aesni_avx_glue.c
+++ b/arch/x86/crypto/camellia_aesni_avx_glue.c
@@ -554,7 +554,7 @@ static int __init camellia_aesni_init(void)
{
const char *feature_name;

- if (!cpu_has_avx || !cpu_has_aes || !cpu_has_osxsave) {
+ if (!cpu_has_avx || !cpu_has_aes || !boot_cpu_has(X86_FEATURE_OSXSAVE)) {
pr_info("AVX or AES-NI instructions are not detected.\n");
return -ENODEV;
}
diff --git a/arch/x86/crypto/serpent_avx2_glue.c b/arch/x86/crypto/serpent_avx2_glue.c
index 6d19834..408cae2 100644
--- a/arch/x86/crypto/serpent_avx2_glue.c
+++ b/arch/x86/crypto/serpent_avx2_glue.c
@@ -538,7 +538,7 @@ static int __init init(void)
{
const char *feature_name;

- if (!cpu_has_avx2 || !cpu_has_osxsave) {
+ if (!cpu_has_avx2 || !boot_cpu_has(X86_FEATURE_OSXSAVE)) {
pr_info("AVX2 instructions are not detected.\n");
return -ENODEV;
}
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 3aea54e..33c29aa 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -135,7 +135,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
#define cpu_has_x2apic boot_cpu_has(X86_FEATURE_X2APIC)
#define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE)
#define cpu_has_xsaves boot_cpu_has(X86_FEATURE_XSAVES)
-#define cpu_has_osxsave boot_cpu_has(X86_FEATURE_OSXSAVE)
/*
* Do not add any more of those clumsy macros - use static_cpu_has() for
* fast paths and boot_cpu_has() otherwise!
diff --git a/arch/x86/include/asm/xor_avx.h b/arch/x86/include/asm/xor_avx.h
index 7c0a517..e45e556 100644
--- a/arch/x86/include/asm/xor_avx.h
+++ b/arch/x86/include/asm/xor_avx.h
@@ -167,12 +167,12 @@ static struct xor_block_template xor_block_avx = {

#define AVX_XOR_SPEED \
do { \
- if (cpu_has_avx && cpu_has_osxsave) \
+ if (cpu_has_avx && boot_cpu_has(X86_FEATURE_OSXSAVE)) \
xor_speed(&xor_block_avx); \
} while (0)

#define AVX_SELECT(FASTEST) \
- (cpu_has_avx && cpu_has_osxsave ? &xor_block_avx : FASTEST)
+ (cpu_has_avx && boot_cpu_has(X86_FEATURE_OSXSAVE) ? &xor_block_avx : FASTEST)

#else

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