From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757105Ab0EJUkd (ORCPT ); Mon, 10 May 2010 16:40:33 -0400 Received: from hera.kernel.org ([140.211.167.34]:56050 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757022Ab0EJUk3 (ORCPT ); Mon, 10 May 2010 16:40:29 -0400 Date: Mon, 10 May 2010 20:40:14 GMT From: "tip-bot for H. Peter Anvin" Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, suresh.b.siddha@intel.com, tglx@linutronix.de, avi@redhat.com Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, suresh.b.siddha@intel.com, tglx@linutronix.de, avi@redhat.com In-Reply-To: <1273135546-29690-3-git-send-email-avi@redhat.com> References: <1273135546-29690-3-git-send-email-avi@redhat.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/fpu] x86, fpu: Unbreak FPU emulation Message-ID: Git-Commit-ID: c3f8978ea332cd4be88e12574452a025892ac9af X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Mon, 10 May 2010 20:40:15 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: c3f8978ea332cd4be88e12574452a025892ac9af Gitweb: http://git.kernel.org/tip/c3f8978ea332cd4be88e12574452a025892ac9af Author: H. Peter Anvin AuthorDate: Mon, 10 May 2010 13:37:16 -0700 Committer: H. Peter Anvin CommitDate: Mon, 10 May 2010 13:37:16 -0700 x86, fpu: Unbreak FPU emulation Unbreak FPU emulation, broken by checkin 86603283326c9e95e5ad4e9fdddeec93cac5d9ad: x86: Introduce 'struct fpu' and related API Signed-off-by: H. Peter Anvin Cc: Avi Kivity Cc: Suresh Siddha LKML-Reference: <1273135546-29690-3-git-send-email-avi@redhat.com> --- arch/x86/math-emu/fpu_aux.c | 2 +- arch/x86/math-emu/fpu_entry.c | 4 ++-- arch/x86/math-emu/fpu_system.h | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c index 62797f9..dc8adad 100644 --- a/arch/x86/math-emu/fpu_aux.c +++ b/arch/x86/math-emu/fpu_aux.c @@ -52,7 +52,7 @@ void finit_soft_fpu(struct i387_soft_struct *soft) void finit(void) { - finit_task(¤t->thread.fpu); + finit_soft_fpu(¤t->thread.fpu.state->soft); } /* diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c index 5d87f58..7718541 100644 --- a/arch/x86/math-emu/fpu_entry.c +++ b/arch/x86/math-emu/fpu_entry.c @@ -681,7 +681,7 @@ int fpregs_soft_set(struct task_struct *target, unsigned int pos, unsigned int count, const void *kbuf, const void __user *ubuf) { - struct i387_soft_struct *s387 = &target->thread.xstate->soft; + struct i387_soft_struct *s387 = &target->thread.fpu.state->soft; void *space = s387->st_space; int ret; int offset, other, i, tags, regnr, tag, newtop; @@ -733,7 +733,7 @@ int fpregs_soft_get(struct task_struct *target, unsigned int pos, unsigned int count, void *kbuf, void __user *ubuf) { - struct i387_soft_struct *s387 = &target->thread.xstate->soft; + struct i387_soft_struct *s387 = &target->thread.fpu.state->soft; const void *space = s387->st_space; int ret; int offset = (S387->ftop & 7) * 10, other = 80 - offset; diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h index 50fa0ec..2c61441 100644 --- a/arch/x86/math-emu/fpu_system.h +++ b/arch/x86/math-emu/fpu_system.h @@ -31,7 +31,7 @@ #define SEG_EXPAND_DOWN(s) (((s).b & ((1 << 11) | (1 << 10))) \ == (1 << 10)) -#define I387 (current->thread.xstate) +#define I387 (current->thread.fpu.state) #define FPU_info (I387->soft.info) #define FPU_CS (*(unsigned short *) &(FPU_info->regs->cs))