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cpuinfo: x86 -- Drop redundant cpu_has helper

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It's simply a wrapper over cpu_has_feature,
so use this it directly instead.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Cyrill Gorcunov 2014-09-30 21:18:47 +04:00 committed by Pavel Emelyanov
parent 4ad462b459
commit 4ab2a3ec73
1 changed files with 6 additions and 7 deletions
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13
arch/x86/cpu.c
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@ -29,7 +29,6 @@ const char * const x86_cap_flags[NCAPINTS_BITS] = {
};
static DECLARE_BITMAP(cpu_features, NCAPINTS_BITS);
#define cpu_has(bit) test_bit(bit, cpu_features)
void cpu_set_feature(unsigned int feature)
{
@ -40,7 +39,7 @@ void cpu_set_feature(unsigned int feature)
bool cpu_has_feature(unsigned int feature)
{
if (likely(feature < NCAPINTS_BITS))
return cpu_has(feature);
return test_bit(feature, cpu_features);
return false;
}
@ -67,17 +66,17 @@ int cpu_init(void)
* Make sure that at least FPU is onboard
* and fxsave is supported.
*/
if (cpu_has(X86_FEATURE_FPU)) {
if (!cpu_has(X86_FEATURE_FXSR)) {
if (cpu_has_feature(X86_FEATURE_FPU)) {
if (!cpu_has_feature(X86_FEATURE_FXSR)) {
pr_err("missing support fxsave/restore insns\n");
return -1;
}
}
pr_debug("fpu:%d fxsr:%d xsave:%d\n",
!!cpu_has(X86_FEATURE_FPU),
!!cpu_has(X86_FEATURE_FXSR),
!!cpu_has(X86_FEATURE_XSAVE));
!!cpu_has_feature(X86_FEATURE_FPU),
!!cpu_has_feature(X86_FEATURE_FXSR),
!!cpu_has_feature(X86_FEATURE_XSAVE));
return 0;
}