From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Jackson Date: Thu, 19 Oct 2006 03:09:46 -0700 Message-Id: <20061019100946.6074.92969.sendpatchset@sam.engr.sgi.com> Subject: [PATCH 1/2] memory page_alloc zonelist caching speedup aligncache revert Sender: owner-linux-mm@kvack.org From: Paul Jackson Return-Path: To: akpm@osdl.org Cc: nickpiggin@yahoo.com.au, ak@suse.de, linux-mm@kvack.org, holt@sgi.com, mbligh@google.com, rientjes@google.com, rohitseth@google.com, menage@google.com, Paul Jackson , clameter@sgi.com List-ID: Revert the patch: memory page_alloc zonelist caching speedup aligncache Thanks to a suggestion by Rohit Seth, there's a better way to do this, just by reordering some struct members. Signed-off-by: Paul Jackson --- Andrew - I'm guessing that you will squash this patch together with the patch it reverts: memory page_alloc zonelist caching speedup aligncache and then throw the resulting empty patch out. Or just throw the reverted patch out. Whatever. -pj include/linux/mmzone.h | 3 +-- 1 files changed, 1 insertion(+), 2 deletions(-) --- 2.6.19-rc2-mm1.orig/include/linux/mmzone.h 2006-10-19 02:45:44.000000000 -0700 +++ 2.6.19-rc2-mm1/include/linux/mmzone.h 2006-10-19 02:45:49.000000000 -0700 @@ -396,8 +396,7 @@ struct zonelist { struct zonelist_cache *zlcache_ptr; // NULL or &zlcache struct zone *zones[MAX_ZONES_PER_ZONELIST + 1]; // NULL delimited #ifdef CONFIG_NUMA - /* Keep written zonelist_cache off read-only zones[] cache lines */ - struct zonelist_cache zlcache ____cacheline_aligned; // optional ... + struct zonelist_cache zlcache; // optional ... #endif }; -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.925.600.0401 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org