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Date: Sun, 9 Dec 2001 18:16:43 -0500
From: Benjamin LaHaise <bcrl@redhat.com>
To: Robert Love <rml@tech9.net>
Cc: Anthony DeRobertis <asd@suespammers.org>, root <r6144@263.net>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Make highly niced processes run only when idle
Message-ID: <20011209181643.A8846@redhat.com>
In-Reply-To: <75F30A52-ECF4-11D5-80FE-00039355CFA6@suespammers.org> <1007939114.878.1.camel@phantasy>
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In-Reply-To: <1007939114.878.1.camel@phantasy>; from rml@tech9.net on Sun, Dec 09, 2001 at 06:05:13PM -0500
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On Sun, Dec 09, 2001 at 06:05:13PM -0500, Robert Love wrote:
> the boost...  Or, we could fix in-kernel deadlocks by doing priority
> inheriting on locks held by A and wanted by B (i.e., if A holds
> something B wants, boost A's priority temporarily to that of B's).  But
> that is probably overkill ... note to do any of these it is probably
> cleanest to make a SCHED_IDLE scheduling class.

Even better would be to keep the process at low priority while in userland 
and reverts to normal "nice" priority while in kernelspace.

		-ben
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