From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932285Ab2CLXjj (ORCPT ); Mon, 12 Mar 2012 19:39:39 -0400 Received: from mx1.redhat.com ([209.132.183.28]:29440 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932190Ab2CLXjf (ORCPT ); Mon, 12 Mar 2012 19:39:35 -0400 Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells Subject: [PATCH 20/35] Split the switch_to() wrapper out of asm-generic/system.h [ver #2] To: paul.gortmaker@windriver.com, hpa@zytor.com Cc: torvalds@linux-foundation.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, arnd@arndb.de, David Howells , Arnd Bergmann Date: Mon, 12 Mar 2012 23:39:27 +0000 Message-ID: <20120312233926.13888.93973.stgit@warthog.procyon.org.uk> In-Reply-To: <20120312233602.13888.27659.stgit@warthog.procyon.org.uk> References: <20120312233602.13888.27659.stgit@warthog.procyon.org.uk> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Split the switch_to() wrapper out of asm-generic/system.h into its own asm-generic/system.h as part of the asm/system.h disintegration. Signed-off-by: David Howells cc: Arnd Bergmann --- include/asm-generic/switch_to.h | 30 ++++++++++++++++++++++++++++++ include/asm-generic/system.h | 17 +---------------- 2 files changed, 31 insertions(+), 16 deletions(-) create mode 100644 include/asm-generic/switch_to.h diff --git a/include/asm-generic/switch_to.h b/include/asm-generic/switch_to.h new file mode 100644 index 0000000..052c4ac --- /dev/null +++ b/include/asm-generic/switch_to.h @@ -0,0 +1,30 @@ +/* Generic task switch macro wrapper, based on MN10300 definitions. + * + * It should be possible to use these on really simple architectures, + * but it serves more as a starting point for new ports. + * + * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ +#ifndef __ASM_GENERIC_SWITCH_TO_H +#define __ASM_GENERIC_SWITCH_TO_H + +#include + +/* + * Context switching is now performed out-of-line in switch_to.S + */ +extern struct task_struct *__switch_to(struct task_struct *, + struct task_struct *); + +#define switch_to(prev, next, last) \ + do { \ + ((last) = __switch_to((prev), (next))); \ + } while (0) + +#endif /* __ASM_GENERIC_SWITCH_TO_H */ diff --git a/include/asm-generic/system.h b/include/asm-generic/system.h index 54cd124..f2b8eb4 100644 --- a/include/asm-generic/system.h +++ b/include/asm-generic/system.h @@ -14,25 +14,10 @@ #ifndef __ASM_GENERIC_SYSTEM_H #define __ASM_GENERIC_SYSTEM_H -#ifndef __ASSEMBLY__ - -#include - #include #include - -struct task_struct; - -/* context switching is now performed out-of-line in switch_to.S */ -extern struct task_struct *__switch_to(struct task_struct *, - struct task_struct *); -#define switch_to(prev, next, last) \ - do { \ - ((last) = __switch_to((prev), (next))); \ - } while (0) +#include #define arch_align_stack(x) (x) -#endif /* !__ASSEMBLY__ */ - #endif /* __ASM_GENERIC_SYSTEM_H */ From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Howells Subject: [PATCH 20/35] Split the switch_to() wrapper out of asm-generic/system.h [ver #2] Date: Mon, 12 Mar 2012 23:39:27 +0000 Message-ID: <20120312233926.13888.93973.stgit@warthog.procyon.org.uk> References: <20120312233602.13888.27659.stgit@warthog.procyon.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120312233602.13888.27659.stgit@warthog.procyon.org.uk> Sender: linux-kernel-owner@vger.kernel.org To: paul.gortmaker@windriver.com, hpa@zytor.com Cc: torvalds@linux-foundation.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, arnd@arndb.de, David Howells Arnd Bergmann List-Id: linux-arch.vger.kernel.org Split the switch_to() wrapper out of asm-generic/system.h into its own asm-generic/system.h as part of the asm/system.h disintegration. Signed-off-by: David Howells cc: Arnd Bergmann --- include/asm-generic/switch_to.h | 30 ++++++++++++++++++++++++++++++ include/asm-generic/system.h | 17 +---------------- 2 files changed, 31 insertions(+), 16 deletions(-) create mode 100644 include/asm-generic/switch_to.h diff --git a/include/asm-generic/switch_to.h b/include/asm-generic/switch_to.h new file mode 100644 index 0000000..052c4ac --- /dev/null +++ b/include/asm-generic/switch_to.h @@ -0,0 +1,30 @@ +/* Generic task switch macro wrapper, based on MN10300 definitions. + * + * It should be possible to use these on really simple architectures, + * but it serves more as a starting point for new ports. + * + * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ +#ifndef __ASM_GENERIC_SWITCH_TO_H +#define __ASM_GENERIC_SWITCH_TO_H + +#include + +/* + * Context switching is now performed out-of-line in switch_to.S + */ +extern struct task_struct *__switch_to(struct task_struct *, + struct task_struct *); + +#define switch_to(prev, next, last) \ + do { \ + ((last) = __switch_to((prev), (next))); \ + } while (0) + +#endif /* __ASM_GENERIC_SWITCH_TO_H */ diff --git a/include/asm-generic/system.h b/include/asm-generic/system.h index 54cd124..f2b8eb4 100644 --- a/include/asm-generic/system.h +++ b/include/asm-generic/system.h @@ -14,25 +14,10 @@ #ifndef __ASM_GENERIC_SYSTEM_H #define __ASM_GENERIC_SYSTEM_H -#ifndef __ASSEMBLY__ - -#include - #include #include - -struct task_struct; - -/* context switching is now performed out-of-line in switch_to.S */ -extern struct task_struct *__switch_to(struct task_struct *, - struct task_struct *); -#define switch_to(prev, next, last) \ - do { \ - ((last) = __switch_to((prev), (next))); \ - } while (0) +#include #define arch_align_stack(x) (x) -#endif /* !__ASSEMBLY__ */ - #endif /* __ASM_GENERIC_SYSTEM_H */