x86/fpu: Rename fpu_alloc() to fpstate_alloc()

Use the fpu__*() namespace for fpstate_alloc() as well.

Also add a comment about FPU state alignment.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h
index bdbba1a..88f584a 100644 (file)
--- a/arch/x86/include/asm/fpu-internal.h
+++ b/arch/x86/include/asm/fpu-internal.h
@@ -569,7 +569,7 @@ static inline unsigned short get_fpu_mxcsr(struct task_struct *tsk)
        }
 }
 
-extern int fpu_alloc(struct fpu *fpu);
+extern int fpstate_alloc(struct fpu *fpu);
 
 static inline void fpu_free(struct fpu *fpu)
 {

diff --cc arch/x86/kernel/i387.c
Simple merge

diff --cc arch/x86/kernel/process.c
Simple merge

diff --cc arch/x86/kvm/x86.c
Simple merge