From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760544AbbEEQyR (ORCPT ); Tue, 5 May 2015 12:54:17 -0400 Received: from mail-wi0-f171.google.com ([209.85.212.171]:35353 "EHLO mail-wi0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761006AbbEEQ3E (ORCPT ); Tue, 5 May 2015 12:29:04 -0400 From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Andy Lutomirski , Borislav Petkov , Dave Hansen , Fenghua Yu , "H. Peter Anvin" , Linus Torvalds , Oleg Nesterov , Thomas Gleixner Subject: [PATCH 050/208] x86/fpu: Remove 'struct task_struct' usage from __thread_fpu_end() Date: Tue, 5 May 2015 18:24:30 +0200 Message-Id: <1430843228-13749-51-git-send-email-mingo@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1430843228-13749-1-git-send-email-mingo@kernel.org> References: <1430843228-13749-1-git-send-email-mingo@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Migrate this function to pure 'struct fpu' usage. Reviewed-by: Borislav Petkov Cc: Andy Lutomirski Cc: Dave Hansen Cc: Fenghua Yu Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Oleg Nesterov Cc: Thomas Gleixner Signed-off-by: Ingo Molnar --- arch/x86/include/asm/fpu-internal.h | 6 +++--- arch/x86/kernel/fpu/core.c | 2 +- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h index cf0d4124fb3d..b1803a656651 100644 --- a/arch/x86/include/asm/fpu-internal.h +++ b/arch/x86/include/asm/fpu-internal.h @@ -344,9 +344,9 @@ static inline void __thread_set_has_fpu(struct fpu *fpu) * These generally need preemption protection to work, * do try to avoid using these on their own. */ -static inline void __thread_fpu_end(struct task_struct *tsk) +static inline void __thread_fpu_end(struct fpu *fpu) { - __thread_clear_has_fpu(&tsk->thread.fpu); + __thread_clear_has_fpu(fpu); if (!use_eager_fpu()) stts(); } @@ -372,7 +372,7 @@ static inline void drop_fpu(struct task_struct *tsk) asm volatile("1: fwait\n" "2:\n" _ASM_EXTABLE(1b, 2b)); - __thread_fpu_end(tsk); + __thread_fpu_end(fpu); } clear_stopped_child_used_math(tsk); diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 172315e29c25..96d175101cd8 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/arch/x86/kernel/fpu/core.c @@ -143,7 +143,7 @@ void fpu__save(struct task_struct *tsk) __save_fpu(tsk); } else { fpu_save_init(fpu); - __thread_fpu_end(tsk); + __thread_fpu_end(fpu); } } preempt_enable(); -- 2.1.0