Messages in this thread |  | | | Date | Fri, 21 Nov 2008 10:17:18 -0800 | | From | Andrew Morton <> | | Subject | Re: [PATCH 01/45] Create a dynamically sized pool of threads for doing very slow work items [ver #41] | |
On Fri, 21 Nov 2008 10:24:00 +0000 David Howells <dhowells@redhat.com> wrote:
> Andrew Morton <akpm@linux-foundation.org> wrote:
>
> > umm, if they're slow, why not create a kernel thread per operation?
> > Why add the thread pool?
>
> Because if someone does a tar of, say, a kernel tree, that'll create one
> thread per file...
OK.
> This provides a limiter - and makes sure there are threads
> immediately available.
Those two objectives seem incompatible. What does a caller do when the
limit has been hit? Do the work synchronously?
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