From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:49727 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755427Ab0JFVye (ORCPT ); Wed, 6 Oct 2010 17:54:34 -0400 From: Ben Hutchings To: Julien Cristau , 599345@bugs.debian.org Cc: ilw@linux.intel.com, linux-wireless@vger.kernel.org In-Reply-To: <20101006191947.GA3036@radis.liafa.jussieu.fr> References: <20101006191947.GA3036@radis.liafa.jussieu.fr> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-SbZtQ1ZoJL9pfoGF61xE" Date: Wed, 06 Oct 2010 22:54:03 +0100 Message-ID: <1286402043.2955.81.camel@localhost> Mime-Version: 1.0 Subject: Re: Bug#599345: linux-image-2.6.32-5-amd64: iwlagn allocation failure Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-SbZtQ1ZoJL9pfoGF61xE Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2010-10-06 at 21:19 +0200, Julien Cristau wrote: > Package: linux-2.6 > Version: 2.6.32-23 > Severity: normal >=20 > iwlagn decided 2 weeks of uptime was enough and it wanted me to reboot, > because it was unhappy after resume. You also told me that this machine had no swap enabled, which is an unusual configuration and restricts the ability of the VM to defragment memory. I would recommend adding a small swap file/partition. However: > Bit of kern.log: >=20 > Oct 6 21:05:02 radis kernel: [378665.326381] NetworkManager: page alloca= tion failure. order:4, mode:0x40d0 > Oct 6 21:05:02 radis kernel: [378665.326393] Pid: 25555, comm: NetworkMa= nager Not tainted 2.6.32-5-amd64 #1 [...] > Oct 6 21:05:02 radis kernel: [378665.363630] iwlagn 0000:0c:00.0: kmallo= c for auxiliary BD structures failed [...] This particular allocation is for an array which is not used for DMA and therefore could be stored in non-contiguous pages allocated with vmalloc(). But there may be some good reason not to do this. Ben. --=20 Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse. --=-SbZtQ1ZoJL9pfoGF61xE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iQIVAwUATKzv8+e/yOyVhhEJAQKXgg/9GrOgKAbBcrTcKtqTeo/7gHISsAQXQpHZ mOPenVbsx9/zW9WGW4z32vEchc8OHIN7TM/ddlbmQOX8jVnnD/xyrgGOdKZIjVir Ejxfjo4NV1PcEk/DfxUhaayhDQlh2mtxDPzsk3sxwha01lAphTxWMvOqiLns31w+ ptnCW22XHq6NuNi27+Jizc/dF0Yq4lRqq0syQOe29hqF58PF8yVkY4ORqm2X1sh1 Fo+128pJxmzaXMOFFNCFnC2/6HBZ3Ij2Z03ntOs2WZ33QiuTjTK4BaSMb4ZwC47a r5vqMJ8lRNPg0ClwGUrrW08eIHwI2zQueQV1/lJGdJWYtkNbSkXuvnyk0qkQcyZ9 RFGocjMAYO0wTLLdbyA7CDti4Ja9rs1mH4VUXIdSJpuGMHjGOQxXdb9WCYZhIsyT 2X9QgYTqJKpqUc9u2eZBv47LU6DcguCJxoCVNSR6B9qQ3vnXHGt4xexT4QSeHpP9 6RFeuYArUchtgmEXnFijnT6/fmZvlhGWkNxg/yeK95GzD5iC0FKbhD2BDo6lmXpG ZWRlElGhxSfRuqVQ/+PdfxZYo3L2f5vacw6Ns4rH+JAqTn5DtzGYFcz2CuOcAvhd TJaTQG4vdQMbBsM70NaFooypQkSzjTkANAMYCFzqLlD73un1Jn8g1rRngooTLAmv CmhIK16PCLQ= =QD72 -----END PGP SIGNATURE----- --=-SbZtQ1ZoJL9pfoGF61xE--