Messages in this thread Patch in this message |  | | From | Anton Blanchard <> | Date | Wed, 10 Jan 2001 11:48:55 +1100 | Subject | [PATCH] Fix raid5 on sparc |
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Hi,
On sparc the length of an xor block must be a multiple of 128 bytes. Bad things happen otherwise.
Anton
Index: xor.c =================================================================== RCS file: /cvs/linux/drivers/md/xor.c,v retrieving revision 1.3 diff -u -r1.3 xor.c --- xor.c 2000/12/06 13:30:36 1.3 +++ xor.c 2001/01/10 00:43:02 @@ -58,7 +58,11 @@ static struct xor_block_template *template_list; /* The -6*32 shift factor colors the cache. */ +#ifdef __sparc__ +#define BENCH_SIZE (PAGE_SIZE) +#else #define BENCH_SIZE (PAGE_SIZE-6*32) +#endif static void do_xor_speed(struct xor_block_template *tmpl, void *b1, void *b2) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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