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

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Date:   Tue, 3 Nov 2020 08:43:12 +0800
From:   Hanjun Guo <guohanjun@...wei.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        <linux-acpi@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        <linux-kernel@...r.kernel.org>
CC:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        <linux-pci@...r.kernel.org>
Subject: Re: [PATCH v4 0/6] resource: introduce union(), intersection() API

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>