Messages in this thread Patch in this message | | | Date | Fri, 3 Mar 2006 09:52:52 -0600 | From | Jack Steiner <> | Subject | [PATCH] - Increase max kmalloc size for very large systems |
| |
Systems with extemely large numbers of nodes or cpus need to kmalloc structures larger than is currently supported. This patch increases the maximum supported size for very large systems.
This patch should have no effect on current systems.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Index: linux/include/linux/kmalloc_sizes.h =================================================================== --- linux.orig/include/linux/kmalloc_sizes.h 2006-03-01 16:07:31.000000000 -0600 +++ linux/include/linux/kmalloc_sizes.h 2006-03-02 13:40:27.000000000 -0600 @@ -19,8 +19,10 @@ CACHE(32768) CACHE(65536) CACHE(131072) -#ifndef CONFIG_MMU +#if (NR_CPUS > 512) || (MAX_NUMNODES > 256) || !defined(CONFIG_MMU) CACHE(262144) +#endif +#ifndef CONFIG_MMU CACHE(524288) CACHE(1048576) #ifdef CONFIG_LARGE_ALLOCS - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |