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Date: Wed, 6 Sep 2017 08:15:45 +0200
From: Christoph Hellwig <hch@lst.de>
To: Yu Chen <yu.c.chen@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, x86@kernel.org,
        Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
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        Dan Williams <dan.j.williams@intel.com>,
        Christoph Hellwig <hch@lst.de>, Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 4/4][RFC v2] x86/apic: Spread the vectors by choosing
        the idlest CPU
Message-ID: <20170906061545.GA20519@lst.de>
References: <cover.1504235838.git.yu.c.chen@intel.com> <cfb50b09b26a40609c86ef9813a8cb7f43f90def.1504235838.git.yu.c.chen@intel.com> <alpine.DEB.2.20.1709031642030.2351@nanos> <20170906041337.GC23250@localhost.localdomain>
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On Wed, Sep 06, 2017 at 12:13:38PM +0800, Yu Chen wrote:
> I agree, the driver could be rewritten, but it might take some time, so
> meanwhile I'm looking at also other possible optimization.

Which driver are we talking about anyway?  Let's start looking at it
and fix the issue there.