Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756486AbYJEQMi (ORCPT ); Sun, 5 Oct 2008 12:12:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756550AbYJEQHv (ORCPT ); Sun, 5 Oct 2008 12:07:51 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:54876 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756327AbYJEQHu (ORCPT ); Sun, 5 Oct 2008 12:07:50 -0400 From: Alan Cox Subject: [PATCH 22/76] serial: Make uart_port's ioport "unsigned long". To: linux-kernel@vger.kernel.org Date: Sun, 05 Oct 2008 17:07:41 +0100 Message-ID: <20081005160737.1997.74180.stgit@localhost.localdomain> In-Reply-To: <20081005160231.1997.10462.stgit@localhost.localdomain> References: <20081005160231.1997.10462.stgit@localhost.localdomain> User-Agent: StGIT/0.14.2 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1216 Lines: 35 From: David Miller Otherwise the top 32-bits of the resource value get chopped off on 64-bit systems, and the resulting I/O accesses go to random places. Thanks to testing and debugging by Josip Rodin, which helped track this down. Signed-off-by: David S. Miller Signed-off-by: Alan Cox --- include/linux/serial_core.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 3b2f6c0..e27f216 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -241,7 +241,7 @@ typedef unsigned int __bitwise__ upf_t; struct uart_port { spinlock_t lock; /* port lock */ - unsigned int iobase; /* in/out[bwl] */ + unsigned long iobase; /* in/out[bwl] */ unsigned char __iomem *membase; /* read/write[bwl] */ unsigned int irq; /* irq number */ unsigned int uartclk; /* base uart clock */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/