linux-kernel - Re: [PATCH v4 0/6] resource: introduce union(), intersection() API

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Message-ID: <2c616805-6c35-8790-2e13-c18f0953edee@huawei.com>
Date:   Tue, 3 Nov 2020 17:44:22 +0800
From:   Hanjun Guo <guohanjun@...wei.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
CC:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "ACPI Devel Maling List" <linux-acpi@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        linux-pci <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v4 0/6] resource: introduce union(), intersection() API

On 2020/11/3 16:31, Andy Shevchenko wrote:
> On Tue, Nov 3, 2020 at 2:46 AM Hanjun Guo <guohanjun@...wei.com> wrote:
>>
>> On 2020/11/3 5:00, Andy Shevchenko wrote:
>>> Some users may want to use resource library to manage their own resources,
>>> besides existing users that open code union() and intersection()
>>> implementations.
>>>
>>> Provide a generic API for wider use.
>>>
>>> Changelog v4:
>>> - added Rb tag (Rafael)
>>> - Cc'ed to LKML and Greg (Rafael)
>>>
>>> Changelog v3:
>>> - rebased on top of v5.10-rc1
>>> - dropped upstreamed dependencies
>>> - added Rb tag to the last patch (Mika)
>>>
>>> Cc: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@...ux.intel.com>
>>> Cc: Bjorn Helgaas <bhelgaas@...gle.com>
>>> Cc: linux-pci@...r.kernel.org
>>>
>>> Andy Shevchenko (6):
>>>     resource: Simplify region_intersects() by reducing conditionals
>>>     resource: Group resource_overlaps() with other inline helpers
>>>     resource: Introduce resource_union() for overlapping resources
>>>     resource: Introduce resource_intersection() for overlapping resources
>>>     PCI/ACPI: Replace open coded variant of resource_union()
>>>     ACPI: watchdog: Replace open coded variant of resource_union()
>>>
>>>    drivers/acpi/acpi_watchdog.c |  6 +-----
>>>    drivers/acpi/pci_root.c      |  4 +---
>>>    include/linux/ioport.h       | 34 +++++++++++++++++++++++++++-------
>>>    kernel/resource.c            | 10 +++++-----
>>>    4 files changed, 34 insertions(+), 20 deletions(-)
>>
>> Reviewed-by: Hanjun Guo <guohanjun@...wei.com>
> 
> Thanks. Is it for the entire series?

Yes.

By the way, I tested this patch set on a ARM64 machine booting
with ACPI against 5.10-rc2, and no regressions with PCI, so feel
free to add my Tested-by tag for patch [1,2,3,5/6].

Thanks
Hanjun