From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuda.sgi.com (cuda3.sgi.com [192.48.176.15]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id nAIG3ehH172227 for ; Wed, 18 Nov 2009 10:03:40 -0600 Received: from mail.sandeen.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 4204018A0213 for ; Wed, 18 Nov 2009 08:04:01 -0800 (PST) Received: from mail.sandeen.net (sandeen.net [209.173.210.139]) by cuda.sgi.com with ESMTP id 2ociC2SBXWGWEVEZ for ; Wed, 18 Nov 2009 08:04:01 -0800 (PST) Message-ID: <4B041AEE.4040506@sandeen.net> Date: Wed, 18 Nov 2009 10:03:58 -0600 From: Eric Sandeen MIME-Version: 1.0 Subject: Re: XFS support for ARMv5 References: <14274282.01258546868484.JavaMail.root@wombat> In-Reply-To: <14274282.01258546868484.JavaMail.root@wombat> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: xfs-bounces@oss.sgi.com Errors-To: xfs-bounces@oss.sgi.com To: oferh@marvell.com Cc: xfs@oss.sgi.com oferh@marvell.com wrote: > Hi, > > I have noticed that XFS on ARMv5TE with latest kernel (2.6.31.6) > fails to mount after copying some data and reboot the system. > > I get "mount: /dev/sda1: can't read superblock", I understand that > there were some problems with virtual aliasing that was added to XFS > some time ago but ARM arch has not dealt with this properly. when you get that error from mount, look at dmesg to see what really went wrong ... > Is there any patch for this bug? This is a big-hammer approach for the aliasing problem: Index: linux-2.6.25-rc1/fs/xfs/linux-2.6/xfs_buf.c =================================================================== --- linux-2.6.25-rc1.orig/fs/xfs/linux-2.6/xfs_buf.c +++ linux-2.6.25-rc1/fs/xfs/linux-2.6/xfs_buf.c @@ -1172,6 +1172,7 @@ _xfs_buf_ioapply( bio->bi_end_io = xfs_buf_bio_end_io; bio->bi_private = bp; + flush_dcache_page(bp->b_pages[0]); bio_add_page(bio, bp->b_pages[0], PAGE_CACHE_SIZE, 0); size = 0; @@ -1198,6 +1199,7 @@ next_chunk: if (nbytes > size) nbytes = size; + flush_dcache_page(bp->b_pages[map_i]); rbytes = bio_add_page(bio, bp->b_pages[map_i], nbytes, offset); if (rbytes < nbytes) break; > xfsprogs version used: 2.10.2 > > -Ofer > > -- This message was sent on behalf of oferh@marvell.com at > openSubscriber.com > http://www.opensubscriber.com/messages/xfs@oss.sgi.com/topic.html > > _______________________________________________ xfs mailing list > xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs > _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs