linux-kernel - Re: [PATCH] x86, libnvdimm/test: Remove COPY_MC

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Message-ID: <20201020093214.GB11583@zn.tnic>
Date:   Tue, 20 Oct 2020 11:32:14 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Dan Williams <dan.j.williams@...el.com>
Cc:     linux-nvdimm@...ts.01.org, Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>,
        Vishal Verma <vishal.l.verma@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        Ira Weiny <ira.weiny@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86, libnvdimm/test: Remove COPY_MC_TEST

On Mon, Oct 19, 2020 at 09:08:03PM -0700, Dan Williams wrote:
> The COPY_MC_TEST facility has served its purpose for validating the
> early termination conditions of the copy_mc_fragile() implementation.
> Remove it and the EXPORT_SYMBOL_GPL of copy_mc_fragile().
> 
> Reported-by: Borislav Petkov <bp@...en8.de>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: x86@...nel.org
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: Vishal Verma <vishal.l.verma@...el.com>
> Cc: Dave Jiang <dave.jiang@...el.com>
> Cc: Ira Weiny <ira.weiny@...el.com>
> Signed-off-by: Dan Williams <dan.j.williams@...el.com>
> ---
>  arch/x86/Kconfig.debug              |    3 -
>  arch/x86/include/asm/copy_mc_test.h |   75 -------------------------
>  arch/x86/lib/copy_mc.c              |    4 -
>  arch/x86/lib/copy_mc_64.S           |   10 ---
>  tools/testing/nvdimm/test/nfit.c    |  103 -----------------------------------
>  5 files changed, 195 deletions(-)
>  delete mode 100644 arch/x86/include/asm/copy_mc_test.h

I love patches removing code. ACK.

I'll take this through tip after -rc1.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette