linux-kernel - Re: [PATCH v3 1/2] powerpc32/booke: consistently return phys_addr_t in _

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Date:   Wed, 29 Jan 2020 16:17:31 +1100 (AEDT)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     yingjie_bai@....com, Scott Wood <oss@...error.net>,
        Kumar Gala <galak@...nel.crashing.org>
Cc:     Jason Yan <yanaijie@...wei.com>,
        "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Nicholas Piggin <npiggin@...il.com>,
        linux-kernel@...r.kernel.org, Paul Mackerras <paulus@...ba.org>,
        Allison Randal <allison@...utok.net>,
        Bai Yingjie <byj.tea@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        linuxppc-dev@...ts.ozlabs.org,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Subject: Re: [PATCH v3 1/2] powerpc32/booke: consistently return phys_addr_t in __pa()

On Mon, 2020-01-06 at 04:29:53 UTC, yingjie_bai@....com wrote:
> From: Bai Yingjie <byj.tea@...il.com>
> 
> When CONFIG_RELOCATABLE=y is set, VIRT_PHYS_OFFSET is a 64bit variable,
> thus __pa() returns as 64bit value.
> But when CONFIG_RELOCATABLE=n, __pa() returns 32bit value.
> 
> When CONFIG_PHYS_64BIT is set, __pa() should consistently return as
> 64bit value irrelevant to CONFIG_RELOCATABLE.
> So we'd make __pa() consistently return phys_addr_t, which is 64bit
> when CONFIG_PHYS_64BIT is set.
> 
> Signed-off-by: Bai Yingjie <byj.tea@...il.com>

Series applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/6ad4afc97bc6c5cca9786030492ddfab871ce79e

cheers