From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 25 Mar 2008 12:25:04 -0700 (PDT) From: Christoph Lameter Subject: RE: [11/14] vcompound: Fallbacks for order 1 stack allocations on IA64 and x86 In-Reply-To: <1FE6DD409037234FAB833C420AA843ECE9DDFA@orsmsx424.amr.corp.intel.com> Message-ID: References: <20080321061726.782068299@sgi.com> <20080321.002502.223136918.davem@davemloft.net> <20080321.145712.198736315.davem@davemloft.net> <1FE6DD409037234FAB833C420AA843ECE5B84D@orsmsx424.amr.corp.intel.com> <1FE6DD409037234FAB833C420AA843ECE9DDFA@orsmsx424.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: "Luck, Tony" Cc: David Miller , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org List-ID: On Tue, 25 Mar 2008, Luck, Tony wrote: > dtr[1] : maps an area of region 7 that spans kernel stack > page size is kernel granule size (default 16M). > This mapping needs to be reset on a context switch > where we move to a stack in a different granule. Interesting.... Never realized we were doing these tricks with DTR. -- 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