From: Matthew Wilcox <matthew@wil.cx>
To: James.Smart@Emulex.Com
Cc: hch@infradead.org, linux-scsi@vger.kernel.org
Subject: Re: [PATCH 9/11] lpfc 8.1.1 : Add polled-mode support
Date: Mon, 28 Nov 2005 21:02:44 -0700 [thread overview]
Message-ID: <20051129040244.GA28049@parisc-linux.org> (raw)
In-Reply-To: <9BB4DECD4CFE6D43AA8EA8D768ED51C2276C5F@xbl3.emulex.com>
On Mon, Nov 28, 2005 at 04:10:37PM -0500, James.Smart@Emulex.Com wrote:
>
> > This needs some documentation for where it is useful. Do you
> > want this
> > to avoid interrupts under high loads or for something else?
>
> Yes - we've been asked to support this mode so that a heavily loaded
> system can claim back some cpu cycles spent on interrupt processing.
> (SPC benchmarks being a prime example)
sounds like we need to implement SAPI ;-)
[ for those with no clue what i'm talking about, see
Documentation/networking/NAPI_HOWTO.txt ]
next prev parent reply other threads:[~2005-11-29 4:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-28 21:10 [PATCH 9/11] lpfc 8.1.1 : Add polled-mode support James.Smart
2005-11-29 4:02 ` Matthew Wilcox [this message]
2005-11-30 19:18 ` Christoph Hellwig
-- strict thread matches above, loose matches on Subject: below --
2005-11-28 16:42 James.Smart
2005-11-28 19:33 ` Christoph Hellwig
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