linux-kernel - Re: [PATCH] x86/platform/uv/BAU: minor cleanup, make some local functions static

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Message-ID: <alpine.DEB.2.20.1707040918070.9000@nanos>
Date:   Tue, 4 Jul 2017 09:19:05 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Dou Liyang <douly.fnst@...fujitsu.com>
cc:     Colin King <colin.king@...onical.com>,
        Ingo Molnar <mingo@...hat.com>,
        "H . Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        Andrew Banman <abanman@....com>,
        Mike Travis <mike.travis@....com>,
        Dimitri Sivanich <sivanich@....com>,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/platform/uv/BAU: minor cleanup, make some local
 functions static

On Tue, 4 Jul 2017, Dou Liyang wrote:
> At 07/03/2017 10:22 PM, Colin King wrote:
> > -int normal_busy(struct bau_control *bcp)
> > +static int normal_busy(struct bau_control *bcp)
> 
> In my opinion, there is no need to mark *normal_busy* static, remove it
> directly.
> 
> the commit c5d35d399e68(x86/UV2: Work around BAU bug) add it to
> handle_uv2_busy(), but the handle_uv2_busy() is rewritten now. the
> normal_busy is unused, can be remove.

Correct.

> By the way, there are also an other function named
> uv_bau_message_interrupt() can be remove.

Not so much.

# git grep uv_bau_message_interrupt arch/x86/
arch/x86/entry/entry_64.S:apicinterrupt3 UV_BAU_MESSAGE                 uv_bau_message_intr1            uv_bau_message_interrupt
arch/x86/platform/uv/tlb_uv.c:void uv_bau_message_interrupt(struct pt_regs *regs)

Thanks,

	tglx