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Date: Mon, 27 Apr 2009 10:32:06 +0200 From: monstr@...str.eu To: linux-kernel@...r.kernel.org Cc: john.williams@...alogix.com, Michal Simek <monstr@...str.eu> Subject: [PATCH 17/30] microblaze_mmu_v1: Add CURRENT_TASK for entry.S From: Michal Simek <monstr@...str.eu> Signed-off-by: Michal Simek <monstr@...str.eu> --- arch/microblaze/include/asm/current.h | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/microblaze/include/asm/current.h b/arch/microblaze/include/asm/current.h index 8375ea9..29303ed 100644 --- a/arch/microblaze/include/asm/current.h +++ b/arch/microblaze/include/asm/current.h @@ -1,4 +1,6 @@ /* + * Copyright (C) 2008-2009 Michal Simek <monstr@...str.eu> + * Copyright (C) 2008-2009 PetaLogix * Copyright (C) 2006 Atmark Techno, Inc. * * This file is subject to the terms and conditions of the GNU General Public @@ -9,6 +11,12 @@ #ifndef _ASM_MICROBLAZE_CURRENT_H #define _ASM_MICROBLAZE_CURRENT_H +/* + * Register used to hold the current task pointer while in the kernel. + * Any `call clobbered' register without a special meaning should be OK, + * but check asm/microblaze/kernel/entry.S to be sure. + */ +#define CURRENT_TASK r31 # ifndef __ASSEMBLY__ /* * Dedicate r31 to keeping the current task pointer -- 1.5.5.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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