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Date: Tue, 25 Mar 2008 18:36:35 -0300 From: Glauber Costa <gcosta@...hat.com> To: linux-kernel@...r.kernel.org Cc: akpm@...ux-foundation.org, glommer@...il.com, mingo@...e.hu, tglx@...utronix.de, kvm-devel@...ts.sourceforge.net, avi@...ranet.com, amit.shah@...ranet.com Subject: [PATCH 16/20] x86: align to clflush size Do it instead of using the conservative approach we're currently doing. This is the way x86_64 does, and this patch makes this piece of code the same between them, ready to be integrated Signed-off-by: Glauber Costa <gcosta@...hat.com> --- include/asm-x86/dma-mapping_32.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/asm-x86/dma-mapping_32.h b/include/asm-x86/dma-mapping_32.h index fd7246d..d0512c9 100644 --- a/include/asm-x86/dma-mapping_32.h +++ b/include/asm-x86/dma-mapping_32.h @@ -21,7 +21,7 @@ dma_get_cache_alignment(void) { /* no easy way to get cache size on all x86, so return the * maximum possible, to be safe */ - return (1 << INTERNODE_CACHE_SHIFT); + return boot_cpu_data.x86_clflush_size; } #define dma_is_consistent(d, h) (1) -- 1.5.0.6 -- 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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