Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756573Ab3GDLUw (ORCPT ); Thu, 4 Jul 2013 07:20:52 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:56942 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752984Ab3GDLUv (ORCPT ); Thu, 4 Jul 2013 07:20:51 -0400 X-AuditID: cbfee68f-b7f436d000000f81-70-51d55a910667 From: Cho KyongHo To: "'Grant Grundler'" , "'Joerg Roedel'" Cc: "'LKML'" References: In-reply-to: Subject: RE: [PATCH v6 01/12] iommu/exynos: add missing cache flush for removed pagetable entries Date: Thu, 04 Jul 2013 20:20:49 +0900 Message-id: <003301ce78a8$89218fc0$9b64af40$@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 7bit X-Mailer: Microsoft Outlook 14.0 Thread-index: AQF6mRX1uhMmu1z9CGpAMvF6/V8qPQFJex6emfHSGgA= Content-language: ko X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrEIsWRmVeSWpSXmKPExsVy+t8zQ92JUVcDDVacE7F4deQHk0Xn7A3s Fpd3zWFzYPZ4cnAek8fshossHp83yQUwR3HZpKTmZJalFunbJXBlnD/wmrngA0fFm+ZPzA2M /9i6GDk5JARMJI72n2aHsMUkLtxbDxTn4BASWMYo0ZoFU9J65ThTFyMXUHgRo8TaNb+gnL+M Esu3L2EFqWIT0JJYPfc4I4gtIuAnsWXlAbAFzAKaEj8X3wWrERKYyShxqtkVxOYUCJY4c+ID WL2wQLLEo+tzwOpZBFQlLr9eww5yBK+ApcSC58kgYV4BQYkfk++xQIxUl5g0bxEzhC0vsXnN W2aIQxUkdpx9DXWClUTLzzVQJ4hI7HvxjhHkZgmBfewSq9/sZYHYJSDxbfIhFpBdEgKyEpsO QM2RlDi44gbLBEaJWUhWz0KyehaS1bOQrFjAyLKKUTS1ILmgOCm9yFivODG3uDQvXS85P3cT IyT++ncw3j1gfYgxGWj9RGYp0eR8YPzmlcQbGpsZWZiamBobmVuakSasJM6r1mIdKCSQnliS mp2aWpBaFF9UmpNafIiRiYNTqoHx0AKJE49KOBT/uabNs8jfx+S6UytRjL3lerdl8zOBiEjv pc+l5pg+Uk5omShkep795rG+LtHDYflBklzqndOaui3FVSd7Pl36Y+KK5VLM4TkBCw7syVUv vLE+bmKo0kdjnTLfvCTJi7r6E1KNu/yd4qayT++Q4JQJ7XX6q3Yl8OpTNRHrGUosxRmJhlrM RcWJAOQZHkXVAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIKsWRmVeSWpSXmKPExsVy+t9jAd2JUVcDDRa/FLB4deQHk0Xn7A3s Fpd3zWFzYPZ4cnAek8fshossHp83yQUwRzUw2mSkJqakFimk5iXnp2TmpdsqeQfHO8ebmhkY 6hpaWpgrKeQl5qbaKrn4BOi6ZeYAbVJSKEvMKQUKBSQWFyvp22GaEBripmsB0xih6xsSBNdj ZIAGEtYxZpw/8Jq54ANHxZvmT8wNjP/Yuhg5OSQETCRarxxngrDFJC7cWw8U5+IQEljEKLF2 zS8mCOcvo8Ty7UtYQarYBLQkVs89zghiiwj4SWxZeQBsErOApsTPxXfBaoQEZjJKnGp2BbE5 BYIlzpz4AFYvLJAs8ej6HLB6FgFVicuv17B3MXJw8ApYSix4ngwS5hUQlPgx+R4LxEh1iUnz FjFD2PISm9e8ZYY4VEFix9nXUCdYSbT8XAN1gojEvhfvGCcwCs1CMmoWklGzkIyahaRlASPL KkbR1ILkguKk9FwjveLE3OLSvHS95PzcTYzgCH8mvYNxVYPFIUYBDkYlHl4JqyuBQqyJZcWV uYcYJTiYlUR4nTiuBgrxpiRWVqUW5ccXleakFh9iTAZ6dCKzlGhyPjD55JXEGxqbmBlZGplZ GJmYm5MmrCTOe7DVOlBIID2xJDU7NbUgtQhmCxMHp1QDY2TV79vNAl2V36SSVC2aeWwES29b N66t5ZY5XFX1yuXs7ugFa1Qvtp59/2uOwVqd5Te3/5FLWH/lVNLd7dI3bgn8C6kx3tibseOy iRpPn9NbLYZVL541nJazfvt43mqdd15/NKfpyj9PF0sRrzba+CLawvZ0OA//xt60DzcD5VdZ +jBKCH09ocRSnJFoqMVcVJwIAMJRbYo0AwAA DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1349 Lines: 37 > From: grundler@google.com [mailto:grundler@google.com] On Behalf Of Grant Grundler > Sent: Thursday, July 04, 2013 5:44 AM > > Ping? Hi. Sorry for late update the patch set. I am still working on the patch set when I am free. Implementation of the updated patch set has been finished but not tested yet. I will post the patches after simple test :) Thank you. > > On Mon, Jul 1, 2013 at 6:49 PM, Grant Grundler wrote: > > On Tuesday, December 25, 2012 6:00:01 PM UTC-8, Cho KyongHo wrote: > >> This commit adds cache flush for removed small page and large page > >> entries in exynos_iommu_unmap(). Missing cache flush of removed page > >> table entries can cause missing page fault interrupt when a master IP > >> accesses an unmapped area. > > > > KyongHo, > > It appears this patch was never applied and got caught up in the > > device tree binding discussion. AFAICT, this patch is still necessary. > > Can you resubmit this patch separately. Or ok if I do? > > > > Original patch is here: > > https://patchwork.kernel.org/patch/1910261/ > > > > thanks, > > grant -- 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/