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| author | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 23:32:24 +0200 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-09-08 23:32:24 +0200 |
| commit | a348a7e6fdbcd2d5192a09719a479bb238fde727 (patch) | |
| tree | 5ff94185f4e5a810777469d7fe7832a8ec2d3430 /arch/microblaze/include/asm/segment.h | |
| parent | dmaengine: at_hdmac: add DMA slave transfers (diff) | |
| parent | Linux 2.6.31-rc1 (diff) | |
| download | linux-a348a7e6fdbcd2d5192a09719a479bb238fde727.tar.xz linux-a348a7e6fdbcd2d5192a09719a479bb238fde727.zip | |
Merge commit 'v2.6.31-rc1' into dmaengine
Diffstat (limited to 'arch/microblaze/include/asm/segment.h')
| -rw-r--r-- | arch/microblaze/include/asm/segment.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/microblaze/include/asm/segment.h b/arch/microblaze/include/asm/segment.h index 7f5dcc56eea1..0e7102c3fb11 100644 --- a/arch/microblaze/include/asm/segment.h +++ b/arch/microblaze/include/asm/segment.h @@ -1,6 +1,6 @@ /* - * Copyright (C) 2008 Michal Simek - * Copyright (C) 2008 PetaLogix + * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.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 @@ -11,7 +11,7 @@ #ifndef _ASM_MICROBLAZE_SEGMENT_H #define _ASM_MICROBLAZE_SEGMENT_H -#ifndef __ASSEMBLY__ +# ifndef __ASSEMBLY__ typedef struct { unsigned long seg; @@ -29,15 +29,21 @@ typedef struct { * * For non-MMU arch like Microblaze, KERNEL_DS and USER_DS is equal. */ -# define KERNEL_DS ((mm_segment_t){0}) +# define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) + +# ifndef CONFIG_MMU +# define KERNEL_DS MAKE_MM_SEG(0) # define USER_DS KERNEL_DS +# else +# define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF) +# define USER_DS MAKE_MM_SEG(TASK_SIZE - 1) +# endif # define get_ds() (KERNEL_DS) # define get_fs() (current_thread_info()->addr_limit) -# define set_fs(x) \ - do { current_thread_info()->addr_limit = (x); } while (0) +# define set_fs(val) (current_thread_info()->addr_limit = (val)) -# define segment_eq(a, b) ((a).seg == (b).seg) +# define segment_eq(a, b) ((a).seg == (b).seg) # endif /* __ASSEMBLY__ */ #endif /* _ASM_MICROBLAZE_SEGMENT_H */ |