x86, xsave: Move boot cpu initialization to xsave_init()

This patch moves boot cpu initialization to xsave_init(). Now all cpus
are initialized in one single function.

Signed-off-by: Robert Richter <robert.richter@amd.com>
LKML-Reference: <1279651857-24639-5-git-send-email-robert.richter@amd.com>
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 26804b2986b89eb934997fb5c26286291aad0423..40561085d4f3805ec8bccb001b9587e123479345 100644 (file)
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1270,12 +1270,6 @@ void __cpuinit cpu_init(void)
        clear_used_math();
        mxcsr_feature_mask_init();
 
-       /*
-        * Boot processor to setup the FP and extended state context info.
-        */
-       if (!smp_processor_id())
-               init_thread_xstate();
-
        xsave_init();
 }
 #endif

diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/i387.c
index 6106af9fd129111323c6c64b812d2972af7eb5d5..2f32ef05f10ee85c64c47514a405d13ea3475481 100644 (file)
--- a/arch/x86/kernel/i387.c
+++ b/arch/x86/kernel/i387.c
@@ -93,11 +93,6 @@ void __cpuinit fpu_init(void)
 
        write_cr0(oldcr0 & ~(X86_CR0_TS|X86_CR0_EM)); /* clear TS and EM */
 
-       /*
-        * Boot processor to setup the FP and extended state context info.
-        */
-       if (!smp_processor_id())
-               init_thread_xstate();
        xsave_init();
 
        mxcsr_feature_mask_init();

diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index 368047c8d5074e594551a2bce5ef10e2a38b763e..ab9ad48b65301557bae2ec40e27226dc94a2a6e4 100644 (file)
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -360,7 +360,7 @@ unsigned int sig_xstate_size = sizeof(struct _fpstate);
 /*
  * Enable the extended processor state save/restore feature
  */
-void __cpuinit xsave_init(void)
+static void __cpuinit __xsave_init(void)
 {
        if (!cpu_has_xsave)
                return;
@@ -446,7 +446,7 @@ void __ref xsave_cntxt_init(void)
         * Support only the state known to OS.
         */
        pcntxt_mask = pcntxt_mask & XCNTXT_MASK;
-       xsave_init();
+       __xsave_init();
 
        /*
         * Recompute the context size for enabled features
@@ -463,3 +463,13 @@ void __ref xsave_cntxt_init(void)
               "cntxt size 0x%x\n",
               pcntxt_mask, xstate_size);
 }
+
+void __cpuinit xsave_init(void)
+{
+       /*
+        * Boot processor to setup the FP and extended state context info.
+        */
+       if (!smp_processor_id())
+               init_thread_xstate();
+       __xsave_init();
+}