diff options
| author | Ingo Molnar <mingo@kernel.org> | 2015-04-23 17:49:29 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 15:47:27 +0200 |
| commit | 2d75bcf31470b15205f915aae725a284bc8f2da8 (patch) | |
| tree | 6748bb81e70e41763b4df41eaad229a45e76291e /arch | |
| parent | x86/fpu: Use 'struct fpu' in switch_fpu_finish() (diff) | |
| download | linux-2d75bcf31470b15205f915aae725a284bc8f2da8.tar.xz linux-2d75bcf31470b15205f915aae725a284bc8f2da8.zip | |
x86/fpu: Move __save_fpu() into fpu/core.c
This helper function is only used in fpu/core.c, move it there.
This slightly speeds up compilation.
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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/fpu-internal.h | 11 | ||||
| -rw-r--r-- | arch/x86/kernel/fpu/core.c | 12 |
2 files changed, 12 insertions, 11 deletions
diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h index 5fd9b3f9be0f..6b84399c8839 100644 --- a/arch/x86/include/asm/fpu-internal.h +++ b/arch/x86/include/asm/fpu-internal.h @@ -501,17 +501,6 @@ static inline void user_fpu_begin(void) preempt_enable(); } -static inline void __save_fpu(struct task_struct *tsk) -{ - if (use_xsave()) { - if (unlikely(system_state == SYSTEM_BOOTING)) - xsave_state_booting(&tsk->thread.fpu.state->xsave); - else - xsave_state(&tsk->thread.fpu.state->xsave); - } else - fpu_fxsave(&tsk->thread.fpu); -} - /* * i387 state interaction */ diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 41c92897f574..9db4ef349c19 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -125,6 +125,18 @@ void __kernel_fpu_end(void) } EXPORT_SYMBOL(__kernel_fpu_end); +static void __save_fpu(struct task_struct *tsk) +{ + if (use_xsave()) { + if (unlikely(system_state == SYSTEM_BOOTING)) + xsave_state_booting(&tsk->thread.fpu.state->xsave); + else + xsave_state(&tsk->thread.fpu.state->xsave); + } else { + fpu_fxsave(&tsk->thread.fpu); + } +} + /* * Save the FPU state (initialize it if necessary): * |