From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 11 Apr 2017 09:00:56 +0200 (CEST) Received: from mailapp01.imgtec.com ([195.59.15.196]:56044 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S23993912AbdDKHAt57Si6 (ORCPT ); Tue, 11 Apr 2017 09:00:49 +0200 Received: from HHMAIL01.hh.imgtec.org (unknown [10.100.10.19]) by Forcepoint Email with ESMTPS id 00F41AA1F1814; Tue, 11 Apr 2017 08:00:42 +0100 (IST) Received: from WR-NOWAKOWSKI.kl.imgtec.org (10.80.2.5) by HHMAIL01.hh.imgtec.org (10.100.10.21) with Microsoft SMTP Server (TLS) id 14.3.294.0; Tue, 11 Apr 2017 08:00:43 +0100 From: Marcin Nowakowski To: Ralf Baechle CC: , Marcin Nowakowski Subject: [PATCH 0/3] mips highmem fixes Date: Tue, 11 Apr 2017 09:00:33 +0200 Message-ID: <1491894036-5440-1-git-send-email-marcin.nowakowski@imgtec.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.80.2.5] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 57660 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: marcin.nowakowski@imgtec.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips There are currently a few incorrect assumptions made about the location and alignment of fixed memory mappings that lead to random crashes when using highmem with large (>4k) pages Marcin Nowakowski (3): MIPS: mm: fixed mappings: correct initialisation MIPS: highmem: ensure that we don't use more than one page for PTEs MIPS: mm: adjust PKMAP location arch/mips/include/asm/highmem.h | 5 +++++ arch/mips/include/asm/pgtable-32.h | 7 ++++++- arch/mips/mm/pgtable-32.c | 6 +++--- 3 files changed, 14 insertions(+), 4 deletions(-) -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailapp01.imgtec.com ([195.59.15.196]:56044 "EHLO mailapp01.imgtec.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S23993912AbdDKHAt57Si6 (ORCPT ); Tue, 11 Apr 2017 09:00:49 +0200 From: Marcin Nowakowski Subject: [PATCH 0/3] mips highmem fixes Date: Tue, 11 Apr 2017 09:00:33 +0200 Message-ID: <1491894036-5440-1-git-send-email-marcin.nowakowski@imgtec.com> MIME-Version: 1.0 Content-Type: text/plain Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: Ralf Baechle Cc: linux-mips@linux-mips.org, Marcin Nowakowski Message-ID: <20170411070033.lhDbviS8MtBDjFwhkUbMZP1H9_YiHxWdXRZGJVFKSXo@z> There are currently a few incorrect assumptions made about the location and alignment of fixed memory mappings that lead to random crashes when using highmem with large (>4k) pages Marcin Nowakowski (3): MIPS: mm: fixed mappings: correct initialisation MIPS: highmem: ensure that we don't use more than one page for PTEs MIPS: mm: adjust PKMAP location arch/mips/include/asm/highmem.h | 5 +++++ arch/mips/include/asm/pgtable-32.h | 7 ++++++- arch/mips/mm/pgtable-32.c | 6 +++--- 3 files changed, 14 insertions(+), 4 deletions(-) -- 2.7.4