linux-kernel - Re: [PATCH 5/6] x86/platform/uv/BAU: Remove initial write to swack register

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Message-ID: <alpine.DEB.2.20.1702161925320.3543@nanos>
Date:   Thu, 16 Feb 2017 19:28:30 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Andrew Banman <abanman@....com>
cc:     mingo@...hat.com, akpm@...ux-foundation.org, hpa@...or.com,
        mike.travis@....com, rja@....com, sivanich@....com, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/6] x86/platform/uv/BAU: Remove initial write to swack
 register

On Tue, 14 Feb 2017, Andrew Banman wrote:

> Writing to the software acknowledge clear register when there are no
> pending messages causes a HUB error to assert. The original intent of this
> write was to clear the pending bits before start of operation, but this is
> an incorrect method and has been determined to be unnecessary.

This is a bug fix, independent of the rest of the series, right?

So it should go to the beginning of that series or even better sent out as
a seperate patch so it can be picked up right away. Hiding bug fixes in the
middle of a functional/feature series makes them slip through.

Thanks,

	tglx