From: Shanker Donthineni <shankerd@codeaurora.org>
To: Marc Zyngier <marc.zyngier@arm.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Jason Cooper <jason@lakedaemon.net>,
Vikram Sethi <vikrams@codeaurora.org>,
Philip Elcan <pelcan@codeaurora.org>
Subject: Re: [PATCH V3 0/4] Change fixed mmio handlers to a variable number
Date: Wed, 20 Jul 2016 08:59:45 -0500 [thread overview]
Message-ID: <578F83D1.5070100@codeaurora.org> (raw)
In-Reply-To: <1469022840-2142-1-git-send-email-shankerd@codeaurora.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.
WARNING: multiple messages have this Message-ID (diff)
From: shankerd@codeaurora.org (Shanker Donthineni)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3 0/4] Change fixed mmio handlers to a variable number
Date: Wed, 20 Jul 2016 08:59:45 -0500 [thread overview]
Message-ID: <578F83D1.5070100@codeaurora.org> (raw)
In-Reply-To: <1469022840-2142-1-git-send-email-shankerd@codeaurora.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.
next prev parent reply other threads:[~2016-07-20 13:59 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-20 13:53 [PATCH V3 0/4] Change fixed mmio handlers to a variable number Shanker Donthineni
2016-07-20 13:53 ` Shanker Donthineni
2016-07-20 13:53 ` [PATCH V3 1/4] arm/io: Use separate memory allocation for mmio handlers Shanker Donthineni
2016-07-20 13:53 ` Shanker Donthineni
2016-07-20 13:53 ` [PATCH V3 2/4] xen: Add generic implementation of binary search Shanker Donthineni
2016-07-20 13:53 ` Shanker Donthineni
2016-07-20 13:53 ` [PATCH V3 3/4] xen/arm: io: Use binary search for mmio handler lookup Shanker Donthineni
2016-07-20 13:53 ` Shanker Donthineni
2016-07-20 13:54 ` [PATCH V3 4/4] arm/vgic: Change fixed number of mmio handlers to variable number Shanker Donthineni
2016-07-20 13:54 ` Shanker Donthineni
2016-07-20 13:59 ` Shanker Donthineni [this message]
2016-07-20 13:59 ` [PATCH V3 0/4] Change fixed mmio handlers to a " Shanker Donthineni
2016-07-20 14:00 Shanker Donthineni
2016-07-26 22:16 ` Stefano Stabellini
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