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x86, xsave: Make init_xstate_buf static

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The pointer is only used in xsave.c. Making it static.

Signed-off-by: Robert Richter <robert.richter@amd.com>
LKML-Reference: <1279731838-1522-5-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>
This commit is contained in:
Robert Richter
2010-07-21 19:03:55 +02:00
committed by H. Peter Anvin
parent ee813d53a8
commit 45c2d7f462
2 changed files with 5 additions and 6 deletions
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1
arch/x86/include/asm/xsave.h
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@@ -27,7 +27,6 @@
extern unsigned int xstate_size; extern unsigned int xstate_size;
extern u64 pcntxt_mask; extern u64 pcntxt_mask;
extern struct xsave_struct *init_xstate_buf;
extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS]; extern u64 xstate_fx_sw_bytes[USER_XSTATE_FX_SW_WORDS];
extern void xsave_init(void); extern void xsave_init(void);

10
arch/x86/kernel/xsave.c
View File

@@ -16,6 +16,11 @@
*/ */
u64 pcntxt_mask; u64 pcntxt_mask;
/*
* Represents init state for the supported extended state.
*/
static struct xsave_struct *init_xstate_buf;
struct _fpx_sw_bytes fx_sw_reserved; struct _fpx_sw_bytes fx_sw_reserved;
#ifdef CONFIG_IA32_EMULATION #ifdef CONFIG_IA32_EMULATION
struct _fpx_sw_bytes fx_sw_reserved_ia32; struct _fpx_sw_bytes fx_sw_reserved_ia32;
@@ -348,11 +353,6 @@ static void prepare_fx_sw_frame(void)
#endif #endif
} }
/*
* Represents init state for the supported extended state.
*/
struct xsave_struct *init_xstate_buf;
#ifdef CONFIG_X86_64 #ifdef CONFIG_X86_64
unsigned int sig_xstate_size = sizeof(struct _fpstate); unsigned int sig_xstate_size = sizeof(struct _fpstate);
#endif #endif