From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757581AbZFJIpM (ORCPT ); Wed, 10 Jun 2009 04:45:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753192AbZFJIo7 (ORCPT ); Wed, 10 Jun 2009 04:44:59 -0400 Received: from chilli.pcug.org.au ([203.10.76.44]:44228 "EHLO smtps.tip.net.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754856AbZFJIo6 (ORCPT ); Wed, 10 Jun 2009 04:44:58 -0400 Date: Wed, 10 Jun 2009 18:44:55 +1000 From: Stephen Rothwell To: Christoph Hellwig Cc: LKML , linux-next@vger.kernel.org, "Theodore Ts'o" , Al Viro , linux-fsdevel@vger.kernel.org Subject: Re: linux-next: next-20090609 hangs in early user mode Message-Id: <20090610184455.c06375d2.sfr@canb.auug.org.au> In-Reply-To: <20090610083139.GA25538@infradead.org> References: <20090610180058.99bd3dda.sfr@canb.auug.org.au> <20090610083139.GA25538@infradead.org> X-Mailer: Sylpheed 2.6.0 (GTK+ 2.16.1; i486-pc-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg="PGP-SHA1"; boundary="Signature=_Wed__10_Jun_2009_18_44_55_+1000_Pb82UChjR=k7+blo" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Signature=_Wed__10_Jun_2009_18_44_55_+1000_Pb82UChjR=k7+blo Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Christoph, On Wed, 10 Jun 2009 04:31:39 -0400 Christoph Hellwig wr= ote: > > On Wed, Jun 10, 2009 at 06:00:58PM +1000, Stephen Rothwell wrote: > > The machines are PowerPC64 (so big endian). It looks to me like we use > > bitops on i_state - don't our bitops only apply to unsigned longs? >=20 > Yes, bitops need unsigned long. And on most plaforms should give you > warnings when using them on the wrong type. In this case the "word" is being passed through wait_on_bit which takes a "void *", so we lose the type information. --=20 Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/ --Signature=_Wed__10_Jun_2009_18_44_55_+1000_Pb82UChjR=k7+blo Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEARECAAYFAkovcocACgkQjjKRsyhoI8ya/ACfSEshCmEPvlT0huDEQPfkBmvt b8IAnR/RRJoT1Tl8xfloy4LNZIyyPTGi =8ANQ -----END PGP SIGNATURE----- --Signature=_Wed__10_Jun_2009_18_44_55_+1000_Pb82UChjR=k7+blo--