[RFC PATCH 2/6] x86/cpu: Factor out application of forced cpu caps

[Andy Lutomirski]

There are multiple call sites that apply forced CPU caps.  Factor
them into a helper.

Signed-off-by: Andy Lutomirski <l...@kernel.org>
---
 arch/x86/kernel/cpu/common.c | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 37f031f39e27..347ae0a19380 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -655,6 +655,17 @@ void cpu_detect(struct cpuinfo_x86 *c)
        }
 }
 
+static void apply_forced_caps(struct cpuinfo_x86 *c)
+{
+       int i;
+
+       for (i = 0; i < NCAPINTS; i++) {
+               c->x86_capability[i] &= ~cpu_caps_cleared[i];
+               c->x86_capability[i] |= cpu_caps_set[i];
+       }
+
+}
+
 void get_cpu_cap(struct cpuinfo_x86 *c)
 {
        u32 eax, ebx, ecx, edx;
@@ -1042,10 +1053,7 @@ static void identify_cpu(struct cpuinfo_x86 *c)
                this_cpu->c_identify(c);
 
        /* Clear/Set all flags overridden by options, after probe */
-       for (i = 0; i < NCAPINTS; i++) {
-               c->x86_capability[i] &= ~cpu_caps_cleared[i];
-               c->x86_capability[i] |= cpu_caps_set[i];
-       }
+       apply_forced_caps(c);
 
 #ifdef CONFIG_X86_64
        c->apicid = apic->phys_pkg_id(c->initial_apicid, 0);
@@ -1104,10 +1112,7 @@ static void identify_cpu(struct cpuinfo_x86 *c)
         * Clear/Set all flags overridden by options, need do it
         * before following smp all cpus cap AND.
         */
-       for (i = 0; i < NCAPINTS; i++) {
-               c->x86_capability[i] &= ~cpu_caps_cleared[i];
-               c->x86_capability[i] |= cpu_caps_set[i];
-       }
+       apply_forced_caps(c);
 
        /*
         * On SMP, boot_cpu_data holds the common feature set between
-- 
2.9.3