So call setup_xstate_comp() from the xstate init code, not
from the generic fpu__init_system() code.
This allows us to remove the protytype from xstate.h as well.
Cc: Andy Lutomirski <l...@amacapital.net>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Dave Hansen <dave.han...@linux.intel.com>
Cc: Fenghua Yu <fenghua...@intel.com>
Cc: H. Peter Anvin <h...@zytor.com>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Oleg Nesterov <o...@redhat.com>
Cc: Thomas Gleixner <t...@linutronix.de>
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
arch/x86/include/asm/fpu/xstate.h | 1 -
arch/x86/kernel/fpu/init.c | 1 -
arch/x86/kernel/fpu/xstate.c | 6 ++----
3 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/arch/x86/include/asm/fpu/xstate.h
b/arch/x86/include/asm/fpu/xstate.h
index a6181b9ebf42..8f336d2ae126 100644
--- a/arch/x86/include/asm/fpu/xstate.h
+++ b/arch/x86/include/asm/fpu/xstate.h
@@ -227,6 +227,5 @@ static inline int copy_user_to_xregs(struct xregs_state
__user *buf, u64 mask)
}
void *get_xsave_addr(struct xregs_state *xsave, int xstate);
-void setup_xstate_comp(void);
#endif
diff --git a/arch/x86/kernel/fpu/init.c b/arch/x86/kernel/fpu/init.c
index 504370662899..889025217407 100644
--- a/arch/x86/kernel/fpu/init.c
+++ b/arch/x86/kernel/fpu/init.c
@@ -262,7 +262,6 @@ void fpu__init_system(struct cpuinfo_x86 *c)
fpu__init_system_generic();
fpu__init_system_xstate_size_legacy();
fpu__init_system_xstate();
- setup_xstate_comp();
fpu__init_system_ctx_switch();
}
diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index a024fa591a93..9e77332f00e4 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -218,11 +218,8 @@ static void print_xstate_features(void)
* This function sets up offsets and sizes of all extended states in
* xsave area. This supports both standard format and compacted format
* of the xsave aread.
- *
- * Input: void
- * Output: void
*/
-void setup_xstate_comp(void)
+static void setup_xstate_comp(void)
{
unsigned int xstate_comp_sizes[sizeof(xfeatures_mask)*8];
int i;
@@ -355,6 +352,7 @@ void fpu__init_system_xstate(void)
update_regset_xstate_info(xstate_size, xfeatures_mask);
fpu__init_prepare_fx_sw_frame();
setup_init_fpu_buf();
+ setup_xstate_comp();
pr_info("x86/fpu: Enabled xstate features 0x%llx, context size is 0x%x
bytes, using '%s' format.\n",
xfeatures_mask,
--
2.1.0
--
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