Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 12 Nov 2001 04:16:02 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 12 Nov 2001 04:15:57 -0500 Received: from hermes.fachschaften.tu-muenchen.de ([129.187.176.19]:17377 "HELO hermes.fachschaften.tu-muenchen.de") by vger.kernel.org with SMTP id ; Mon, 12 Nov 2001 04:15:40 -0500 Date: Mon, 12 Nov 2001 10:15:36 +0100 (CET) From: Adrian Bunk X-X-Sender: bunk@mimas.fachschaften.tu-muenchen.de To: johann.pfefferl.jp@germany.agfa.com cc: linux-kernel@vger.kernel.org Subject: Re: loop Device doesn't work in kernel 2.4.14 In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 12 Nov 2001 johann.pfefferl.jp@germany.agfa.com wrote: > Hello, Hi Hans, >... > # modprobe -v loop > /sbin/insmod /lib/modules/2.4.14/kernel/drivers/block/loop.o > Using /lib/modules/2.4.14/kernel/drivers/block/loop.o > Symbol version prefix '' > /lib/modules/2.4.14/kernel/drivers/block/loop.o: unresolved symbol deactivate_page > /lib/modules/2.4.14/kernel/drivers/block/loop.o: insmod /lib/modules/2.4.14/kernel/drivers/block/loop.o failed > /lib/modules/2.4.14/kernel/drivers/block/loop.o: insmod loop failed > > # find /usr/src/linux-2.4.14 -type f -name '*.[ch]' |xargs grep deactivate_page > /usr/src/linux-2.4.14/drivers/block/loop.c: deactivate_page(page); >... > There seems to be a problem with the routine deactivate_page, which is no longer present > in the 2.4.14 kernel but is used somehow in the loop device code. this is a known bug. The following patch fixes it: --- linux-2.4.14-broken/drivers/block/loop.c Thu Oct 25 13:58:34 2001 +++ linux-2.4.14/drivers/block/loop.c Mon Nov 5 17:06:08 2001 @@ -207,7 +207,6 @@ index++; pos += size; UnlockPage(page); - deactivate_page(page); page_cache_release(page); } return 0; @@ -218,7 +217,6 @@ kunmap(page); unlock: UnlockPage(page); - deactivate_page(page); page_cache_release(page); fail: return -1; > Hans cu Adrian -- Get my GPG key: finger bunk@debian.org | gpg --import Fingerprint: B29C E71E FE19 6755 5C8A 84D4 99FC EA98 4F12 B400 - 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/