Re: [patch] kmalloc_percpu -- 2 of 2

From: yodaiken@fsmlabs.com
Date: Thu Dec 05 2002 - 06:23:12 EST


On Thu, Dec 05, 2002 at 04:23:29PM +0530, Dipankar Sarma wrote:
> Hi Andrew,
>
> On Wed, Dec 04, 2002 at 08:32:58PM -0800, Andrew Morton wrote:
> > Where in the kernel is such a large number of 4-, 8- or 16-byte
> > objects being used?
>
> Well, kernel objects may not be that small, but one would expect
> the per-cpu parts of the kernel objects to be sometimes small, often down to
> a couple of counters counting statistics.

Doesn't your allocator increase chances of cache conflict on the same
cpu ?

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