From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 26 Mar 2004 04:26:36 -0800 From: William Lee Irwin III Subject: Re: [RFC][PATCH 1/3] radix priority search tree - objrmap complexity fix Message-ID: <20040326122636.GX791@holomorphy.com> References: <20040325225919.GL20019@dualathlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040325225919.GL20019@dualathlon.random> Sender: owner-linux-mm@kvack.org Return-Path: To: Andrea Arcangeli Cc: Rajesh Venkatasubramanian , akpm@osdl.org, torvalds@osdl.org, hugh@veritas.com, mbligh@aracnet.com, riel@redhat.com, mingo@elte.hu, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: On Thu, Mar 25, 2004 at 11:59:19PM +0100, Andrea Arcangeli wrote: > btw, the truncate of hugetlbfs didn't serialize correctly against the > do_no_page page faults, that's fixed too. If a fault on hugetlb ever got as far as do_no_page() on ia32, the kernel would oops on the bogus struct page it gets out of the bogus pte. I believe the way faults are handled in out-of-tree patches if by calling hugetlb-specific fault handling stacks instead of handle_mm_fault() if hugetlb vmas are found by arch code. -- wli -- 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: aart@kvack.org