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x86/fpu: Remove run-once init quirks

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Remove various boot quirks that came from the old code.

The new code is cleanly split up into per-system and per-cpu
init sequences, and system init functions are only called once.

Remove the run-once quirks.

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
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>
This commit is contained in:
Ingo Molnar 2015-04-30 09:17:50 +02:00
parent 59a36d16be
commit acd58a3ad0
2 changed files with 0 additions and 17 deletions
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6
arch/x86/kernel/fpu/init.c
View file

@ -143,12 +143,6 @@ EXPORT_SYMBOL_GPL(xstate_size);
*/
static void fpu__init_system_xstate_size_legacy(void)
{
static bool on_boot_cpu = 1;
if (!on_boot_cpu)
return;
on_boot_cpu = 0;
/*
* Note that xstate_size might be overwriten later during
* fpu__init_system_xstate().

11
arch/x86/kernel/fpu/xstate.c
View file

@ -658,12 +658,6 @@ void setup_xstate_comp(void)
*/
static void setup_init_fpu_buf(void)
{
static int on_boot_cpu = 1;
if (!on_boot_cpu)
return;
on_boot_cpu = 0;
if (!cpu_has_xsave)
return;
@ -719,11 +713,6 @@ static void __init init_xstate_size(void)
void fpu__init_system_xstate(void)
{
unsigned int eax, ebx, ecx, edx;
static bool on_boot_cpu = 1;
if (!on_boot_cpu)
return;
on_boot_cpu = 0;
if (!cpu_has_xsave) {
pr_info("x86/fpu: Legacy x87 FPU detected.\n");