From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754872Ab2L1T1L (ORCPT ); Fri, 28 Dec 2012 14:27:11 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:55645 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932425Ab2L1TTm (ORCPT ); Fri, 28 Dec 2012 14:19:42 -0500 Message-Id: <20121228190337.265341459@decadent.org.uk> User-Agent: quilt/0.60-1 Date: Fri, 28 Dec 2012 20:04:05 +0100 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Will Deacon , Rusty Russell Subject: [ 035/173] mm: highmem: export kmap_to_page for modules In-Reply-To: <20121228190330.025298996@decadent.org.uk> X-SA-Exim-Connect-IP: 151.217.219.220 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Will Deacon commit f0263d2d222e9e25f2587e51a9dc58c6fb2a9352 upstream. Some virtio device drivers (9p) need to translate high virtual addresses to physical addresses, which are inserted into the virtqueue for processing by userspace. This patch exports the kmap_to_page symbol, so that the affected drivers can be compiled as modules. Signed-off-by: Will Deacon Signed-off-by: Rusty Russell Signed-off-by: Ben Hutchings --- mm/highmem.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/highmem.c b/mm/highmem.c index d517cd1..2a07f97 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -105,6 +105,7 @@ struct page *kmap_to_page(void *vaddr) return virt_to_page(addr); } +EXPORT_SYMBOL(kmap_to_page); static void flush_all_zero_pkmaps(void) {