From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754169AbcGTN7x (ORCPT ); Wed, 20 Jul 2016 09:59:53 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:43287 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753577AbcGTN7s (ORCPT ); Wed, 20 Jul 2016 09:59:48 -0400 Reply-To: shankerd@codeaurora.org Subject: Re: [PATCH V3 0/4] Change fixed mmio handlers to a variable number References: <1469022840-2142-1-git-send-email-shankerd@codeaurora.org> To: Marc Zyngier , linux-kernel , linux-arm-kernel Cc: Thomas Gleixner , Jason Cooper , Vikram Sethi , Philip Elcan From: Shanker Donthineni Message-ID: <578F83D1.5070100@codeaurora.org> Date: Wed, 20 Jul 2016 08:59:45 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.8.0 MIME-Version: 1.0 In-Reply-To: <1469022840-2142-1-git-send-email-shankerd@codeaurora.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi All, I am very sorry, and it is my mistake for sending this patchset to linux-kernel mailing list. Please don't look at this one. On 07/20/2016 08:53 AM, Shanker Donthineni wrote: > The maximum number of mmio handlers that are allowed is limited to > a macro MAX_IO_HANDLER(16), which is not enough for supporting per CPU > Redistributor regions. We need at least MAX_IO_HANDLER+CONFIG_NR_CPUS > mmio handlers in order to support ACPI based XEN boot. > > This patchset uses the dynamic allocation strategy to allocate memory > resource dynamically depends on the number of Redistributor regions > that are described in the APCI MADT table. > > Shanker Donthineni (4): > arm/io: Use separate memory allocation for mmio handlers > xen: Add generic implementation of binary search > xen/arm: io: Use binary search for mmio handler lookup > arm/vgic: Change fixed number of mmio handlers to variable number > > xen/arch/arm/domain.c | 12 +++++++---- > xen/arch/arm/io.c | 52 +++++++++++++++++++++++++++++++--------------- > xen/arch/arm/vgic-v2.c | 3 ++- > xen/arch/arm/vgic-v3.c | 5 ++++- > xen/arch/arm/vgic.c | 10 +++------ > xen/common/Makefile | 1 + > xen/common/bsearch.c | 51 +++++++++++++++++++++++++++++++++++++++++++++ > xen/include/asm-arm/mmio.h | 7 +++++-- > xen/include/asm-arm/vgic.h | 5 +++-- > xen/include/xen/lib.h | 3 +++ > 10 files changed, 115 insertions(+), 34 deletions(-) > create mode 100644 xen/common/bsearch.c > -- Shanker Donthineni Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project. From mboxrd@z Thu Jan 1 00:00:00 1970 From: shankerd@codeaurora.org (Shanker Donthineni) Date: Wed, 20 Jul 2016 08:59:45 -0500 Subject: [PATCH V3 0/4] Change fixed mmio handlers to a variable number In-Reply-To: <1469022840-2142-1-git-send-email-shankerd@codeaurora.org> References: <1469022840-2142-1-git-send-email-shankerd@codeaurora.org> Message-ID: <578F83D1.5070100@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi All, I am very sorry, and it is my mistake for sending this patchset to linux-kernel mailing list. Please don't look at this one. On 07/20/2016 08:53 AM, Shanker Donthineni wrote: > The maximum number of mmio handlers that are allowed is limited to > a macro MAX_IO_HANDLER(16), which is not enough for supporting per CPU > Redistributor regions. We need at least MAX_IO_HANDLER+CONFIG_NR_CPUS > mmio handlers in order to support ACPI based XEN boot. > > This patchset uses the dynamic allocation strategy to allocate memory > resource dynamically depends on the number of Redistributor regions > that are described in the APCI MADT table. > > Shanker Donthineni (4): > arm/io: Use separate memory allocation for mmio handlers > xen: Add generic implementation of binary search > xen/arm: io: Use binary search for mmio handler lookup > arm/vgic: Change fixed number of mmio handlers to variable number > > xen/arch/arm/domain.c | 12 +++++++---- > xen/arch/arm/io.c | 52 +++++++++++++++++++++++++++++++--------------- > xen/arch/arm/vgic-v2.c | 3 ++- > xen/arch/arm/vgic-v3.c | 5 ++++- > xen/arch/arm/vgic.c | 10 +++------ > xen/common/Makefile | 1 + > xen/common/bsearch.c | 51 +++++++++++++++++++++++++++++++++++++++++++++ > xen/include/asm-arm/mmio.h | 7 +++++-- > xen/include/asm-arm/vgic.h | 5 +++-- > xen/include/xen/lib.h | 3 +++ > 10 files changed, 115 insertions(+), 34 deletions(-) > create mode 100644 xen/common/bsearch.c > -- Shanker Donthineni Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.