linux-kernel - Re: [PATCH v2 0/2] arm64: tlb: add support for TLBI RANGE instructions

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Message-ID: <20200713122123.GC15829@gaia>
Date:   Mon, 13 Jul 2020 13:21:24 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     maz@...nel.org, steven.price@....com, guohanjun@...wei.com,
        Zhenyu Ye <yezhenyu2@...wei.com>, will@...nel.org,
        olof@...om.net, suzuki.poulose@....com
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        zhangshaokun@...ilicon.com, prime.zeng@...ilicon.com,
        linux-arch@...r.kernel.org, kuhn.chenqun@...wei.com,
        xiexiangyou@...wei.com, linux-mm@...ck.org, arm@...nel.org
Subject: Re: [PATCH v2 0/2] arm64: tlb: add support for TLBI RANGE
 instructions

On Fri, Jul 10, 2020 at 08:11:19PM +0100, Catalin Marinas wrote:
> On Fri, 10 Jul 2020 17:44:18 +0800, Zhenyu Ye wrote:
> > NOTICE: this series are based on the arm64 for-next/tlbi branch:
> > git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/tlbi
> > 
> > --
> > ARMv8.4-TLBI provides TLBI invalidation instruction that apply to a
> > range of input addresses. This series add support for this feature.
> > 
> > [...]
> 
> Applied to arm64 (for-next/tlbi), thanks!
> 
> [1/2] arm64: tlb: Detect the ARMv8.4 TLBI RANGE feature
>       https://git.kernel.org/arm64/c/a2fd755f77ff
> [2/2] arm64: tlb: Use the TLBI RANGE feature in arm64
>       https://git.kernel.org/arm64/c/db34a081d273

I'm dropping these two patches from for-next/tlbi and for-next/core.
They need a check on whether binutils supports the new "tlbi rva*"
instructions, otherwise the build mail fail.

I kept the latest incarnation of these patches on devel/tlbi-range for
reference.

-- 
Catalin