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] |
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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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