From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935402AbXEVPZV (ORCPT ); Tue, 22 May 2007 11:25:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934804AbXEVPTe (ORCPT ); Tue, 22 May 2007 11:19:34 -0400 Received: from host217-46-209-99.in-addr.btopenworld.com ([217.46.209.99]:4983 "EHLO mail.goop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965698AbXEVPTP (ORCPT ); Tue, 22 May 2007 11:19:15 -0400 Message-Id: <20070522141252.222749334@goop.org> References: <20070522140941.802382212@goop.org> User-Agent: quilt/0.46-1 Date: Tue, 22 May 2007 15:09:57 +0100 From: Jeremy Fitzhardinge To: Andrew Morton , Andi Kleen Cc: Linus Torvalds , Chris Wright , virtualization@lists.osdl.org, lkml , Xen-devel Subject: [patch 16/33] xen: xen: add pinned page flag Content-Disposition: inline; filename=xen-add-pinned-pageflag.patch Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Add a new definition for PG_owner_priv_1 to define PG_pinned on Xen pagetable pages. Signed-off-by: Jeremy Fitzhardinge --- include/linux/page-flags.h | 5 +++++ 1 file changed, 5 insertions(+) =================================================================== --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -93,6 +93,7 @@ /* PG_owner_priv_1 users should have descriptive aliases */ #define PG_checked PG_owner_priv_1 /* Used by some filesystems */ +#define PG_pinned PG_owner_priv_1 /* Xen pinned pagetable */ #if (BITS_PER_LONG > 32) /* @@ -170,6 +171,10 @@ static inline void SetPageUptodate(struc #define PageChecked(page) test_bit(PG_checked, &(page)->flags) #define SetPageChecked(page) set_bit(PG_checked, &(page)->flags) #define ClearPageChecked(page) clear_bit(PG_checked, &(page)->flags) + +#define PagePinned(page) test_bit(PG_pinned, &(page)->flags) +#define SetPagePinned(page) set_bit(PG_pinned, &(page)->flags) +#define ClearPagePinned(page) clear_bit(PG_pinned, &(page)->flags) #define PageReserved(page) test_bit(PG_reserved, &(page)->flags) #define SetPageReserved(page) set_bit(PG_reserved, &(page)->flags) --