From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with SMTP id 601728D003A for ; Tue, 22 Feb 2011 20:52:37 -0500 (EST) From: Andi Kleen Subject: [PATCH 1/8] Fix interleaving for transparent hugepages v2 Date: Tue, 22 Feb 2011 17:51:55 -0800 Message-Id: <1298425922-23630-2-git-send-email-andi@firstfloor.org> In-Reply-To: <1298425922-23630-1-git-send-email-andi@firstfloor.org> References: <1298425922-23630-1-git-send-email-andi@firstfloor.org> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andi Kleen , aarcange@redhat.com From: Andi Kleen Bugfix, independent from the rest of the series. The THP code didn't pass the correct interleaving shift to the memory policy code. Fix this here by adjusting for the order. v2: Use + (thanks Christoph) Cc: aarcange@redhat.com Signed-off-by: Andi Kleen --- mm/mempolicy.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 368fc9d..49355a9 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1830,7 +1830,7 @@ alloc_pages_vma(gfp_t gfp, int order, struct vm_area_struct *vma, if (unlikely(pol->mode == MPOL_INTERLEAVE)) { unsigned nid; - nid = interleave_nid(pol, vma, addr, PAGE_SHIFT); + nid = interleave_nid(pol, vma, addr, PAGE_SHIFT + order); mpol_cond_put(pol); page = alloc_page_interleave(gfp, order, nid); put_mems_allowed(); -- 1.7.4 -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org