From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Rutland Subject: Re: [PATCH 0/2] arm64: support initrd outside of mapped RAM Date: Tue, 28 Jul 2015 16:14:47 +0100 Message-ID: <20150728151447.GF15213@leverpostej> References: <1438093961-15536-1-git-send-email-msalter@redhat.com> <20150728145906.GE15213@leverpostej> <1438096069.14248.13.camel@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from foss.arm.com ([217.140.101.70]:59952 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751749AbbG1PPR (ORCPT ); Tue, 28 Jul 2015 11:15:17 -0400 Content-Disposition: inline In-Reply-To: <1438096069.14248.13.camel@redhat.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Mark Salter Cc: Catalin Marinas , Will Deacon , Arnd Bergmann , Ard Biesheuvel , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-mm@kvack.org" , "linux-arch@vger.kernel.org" > > > arch/arm64/kernel/setup.c | 55 > > > +++++++++++++++++++++++++++++++++++++ > > > include/asm-generic/early_ioremap.h | 6 ++++ > > > mm/early_ioremap.c | 22 +++++++++++++++ > > > 3 files changed, 83 insertions(+) > > > > Any reason for not moving x86 over to the new generic version? > > I have a patch to do that but I'm not sure how to contrive a > testcase to exercise it. The easiest option might be to hack up KVM tool [1] to load a kernel an initrd at suitable addresses. Otherwise I'm sure someone else must have a way of exercising this. Mark. [1] https://git.kernel.org/cgit/linux/kernel/git/will/kvmtool.git/