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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-11 00:51:06 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-11 00:51:06 +0100 |
| commit | 0811a433c61e85f895018239c4466a36311cd5de (patch) | |
| tree | 276933e518e5525d24ae37b02df2db9909679260 /arch/xtensa/include/asm/shmparam.h | |
| parent | convert to use generic dma_map_ops struct, cleanup (diff) | |
| parent | Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kern... (diff) | |
| download | linux-0811a433c61e85f895018239c4466a36311cd5de.tar.xz linux-0811a433c61e85f895018239c4466a36311cd5de.zip | |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'arch/xtensa/include/asm/shmparam.h')
| -rw-r--r-- | arch/xtensa/include/asm/shmparam.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/xtensa/include/asm/shmparam.h b/arch/xtensa/include/asm/shmparam.h new file mode 100644 index 000000000000..c8cc16c3da9e --- /dev/null +++ b/arch/xtensa/include/asm/shmparam.h @@ -0,0 +1,21 @@ +/* + * include/asm-xtensa/shmparam.h + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of + * this archive for more details. + */ + +#ifndef _XTENSA_SHMPARAM_H +#define _XTENSA_SHMPARAM_H + +/* + * Xtensa can have variable size caches, and if + * the size of single way is larger than the page size, + * then we have to start worrying about cache aliasing + * problems. + */ + +#define SHMLBA ((PAGE_SIZE > DCACHE_WAY_SIZE)? PAGE_SIZE : DCACHE_WAY_SIZE) + +#endif /* _XTENSA_SHMPARAM_H */ |