From: Ingo Molnar Date: Fri, 24 Apr 2015 12:30:38 +0000 (+0200) Subject: x86/fpu: Rename __thread_fpu_begin() to fpregs_activate() X-Git-Tag: v4.2-rc1~170^2~160 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=232f62cdd7c7162168a445cbc718a82e7f6e36c1;p=linux.git x86/fpu: Rename __thread_fpu_begin() to fpregs_activate() Propagate the 'fpu->fpregs_active' naming to the high level function that sets it. Reviewed-by: Borislav Petkov Cc: Andy Lutomirski Cc: Dave Hansen Cc: Fenghua Yu Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Oleg Nesterov Cc: Peter Zijlstra Cc: Thomas Gleixner Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index 7a235171be6c..18a62239c73d 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -342,7 +342,7 @@ static inline void __thread_fpu_end(struct fpu *fpu) stts(); } -static inline void __thread_fpu_begin(struct fpu *fpu) +static inline void fpregs_activate(struct fpu *fpu) { if (!use_eager_fpu()) clts(); @@ -441,7 +441,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu) fpu.preload = 0; else prefetch(new_fpu->state); - __thread_fpu_begin(new_fpu); + fpregs_activate(new_fpu); } } return fpu; @@ -499,7 +499,7 @@ static inline void user_fpu_begin(void) preempt_disable(); if (!user_has_fpu()) - __thread_fpu_begin(fpu); + fpregs_activate(fpu); preempt_enable(); } diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index c8ae838dbf11..a1768ec8e643 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -368,9 +368,9 @@ void fpu__restore(void) local_irq_disable(); } - /* Avoid __kernel_fpu_begin() right after __thread_fpu_begin() */ + /* Avoid __kernel_fpu_begin() right after fpregs_activate() */ kernel_fpu_disable(); - __thread_fpu_begin(fpu); + fpregs_activate(fpu); if (unlikely(restore_fpu_checking(fpu))) { fpu_reset_state(fpu); force_sig_info(SIGSEGV, SEND_SIG_PRIV, tsk);