From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 19 Jun 2007 15:33:08 -0700 (PDT) From: Christoph Lameter Subject: Re: [patch 05/26] Slab allocators: Cleanup zeroing allocations In-Reply-To: <20070619210010.GN11166@waste.org> Message-ID: References: <20070618095838.238615343@sgi.com> <20070618095914.622685354@sgi.com> <20070619210010.GN11166@waste.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Matt Mackall Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Pekka Enberg , suresh.b.siddha@intel.com List-ID: On Tue, 19 Jun 2007, Matt Mackall wrote: > I worry a bit about adding another branch checking __GFP_ZERO in such > a hot path for SLAB/SLUB. Its checking the gfpflags variable on the stack. In a recently touched cachline. -- 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