From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yh0-f51.google.com (mail-yh0-f51.google.com [209.85.213.51]) by kanga.kvack.org (Postfix) with ESMTP id 101276B011D for ; Mon, 9 Dec 2013 16:57:26 -0500 (EST) Received: by mail-yh0-f51.google.com with SMTP id c41so3207314yho.24 for ; Mon, 09 Dec 2013 13:57:25 -0800 (PST) Received: from devils.ext.ti.com (devils.ext.ti.com. [198.47.26.153]) by mx.google.com with ESMTPS id r46si11279328yhm.247.2013.12.09.13.57.24 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Mon, 09 Dec 2013 13:57:25 -0800 (PST) Date: Mon, 9 Dec 2013 15:56:41 -0600 From: Felipe Balbi Subject: Re: [PATCH v3 01/23] mm/memblock: debug: correct displaying of upper memory boundary Message-ID: <20131209215641.GF29143@saruman.home> Reply-To: References: <1386625856-12942-1-git-send-email-santosh.shilimkar@ti.com> <1386625856-12942-2-git-send-email-santosh.shilimkar@ti.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="twz1s1Hj1O0rHoT0" Content-Disposition: inline In-Reply-To: <1386625856-12942-2-git-send-email-santosh.shilimkar@ti.com> Sender: owner-linux-mm@kvack.org List-ID: To: Santosh Shilimkar Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, Grygorii Strashko , Yinghai Lu , Andrew Morton , Tejun Heo --twz1s1Hj1O0rHoT0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Dec 09, 2013 at 04:50:34PM -0500, Santosh Shilimkar wrote: > From: Grygorii Strashko >=20 > When debugging is enabled (cmdline has "memblock=3Ddebug") the memblock > will display upper memory boundary per each allocated/freed memory range > wrongly. For example: > memblock_reserve: [0x0000009e7e8000-0x0000009e7ed000] _memblock_early_al= loc_try_nid_nopanic+0xfc/0x12c >=20 > The 0x0000009e7ed000 is displayed instead of 0x0000009e7ecfff >=20 > Hence, correct this by changing formula used to calculate upper memory > boundary to (u64)base + size - 1 instead of (u64)base + size everywhere > in the debug messages. >=20 > Cc: Yinghai Lu > Cc: Andrew Morton > Cc: Tejun Heo > Acked-by: Tejun Heo > Signed-off-by: Grygorii Strashko > Signed-off-by: Santosh Shilimkar Very minor patch but perhaps we should Cc: stable here ? not that it matters much... --=20 balbi --twz1s1Hj1O0rHoT0 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.15 (GNU/Linux) iQIcBAEBAgAGBQJSpjyZAAoJEIaOsuA1yqREsZwQAJA7Gd1mKnfy3iCkZJmiDeEs dts3AWkF7IKcStwYsfNfSd1068vkqHSZ+bA587djfb3EWmYCPb+7f9Vf8SH90wkT W1cg/b0l5v0T8t+rmHvuuwXjLOjWj7cPE4CZzJDe3bckGDuXq6/1Bu7i+cHNLW/r xI1rrlWuv0WyzzmLTl/kWB7rgdSXR/6X5+ANnEZu6kcMO+Wxy/ns617G1vY+TNnB KqNnjn1hnUBQqJONxjzp0bm3sKP0c6V5fq2QqkwVrGZWoXZx2Ia1zzlu+3eJ1y/V TiIL7tiuDkvxQdNyiiUSjGfSt0MUd0GxgSf/ZEP8Wd9dnx/WIUgozDEq7b5YPeXc 2OjNRFm9jcPZ4MRgwjoEl8iUC9BQQjEvKum/RLB3nMO3sCMTf0ikwr6B5wU0aTMh HnADwM6+zmYnmOH2k40n5iPsPWbDYZnZCRMVGhjNg+7N6BWwumU6qg1zu+4g5k7X eS5TqV53Wz4HFoOTkCxfdw0oKMcQOo/2cq7HSk0sPPPbfD6adVxypmeFpaN8CjMy YlzUQaLS1DQPz4tnVuAl24YHPIzvwg1kPHaOl7PTx0GjDy07kv0ezgw/bZjfe6aJ 3LNSqikxNUqfW0dzWGSgvA7qGB1duSZfx8aLruLHC5/hapshU4xiSWdPqiJiXZP4 vW4rBSzTCdxFRUj8vGhI =vg5q -----END PGP SIGNATURE----- --twz1s1Hj1O0rHoT0-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org