Re: [parisc-linux] rmap: parisc __flush_dcache_page

From: James Bottomley
Date: Thu Apr 08 2004 - 13:09:12 EST


On Thu, 2004-04-08 at 12:51, Andrea Arcangeli wrote:
> that path can take as long as timeslice to run, not taking interrupts
> for a whole scheduler timeslice is pretty bad.

OK, now I'm confused. Where's the whole timeslice bit coming from? the
parisc flush_dcache_code better not take a timeslice to execute
otherwise we're in very serious performance trouble.

Does it take as long as a timeslice to do mmap[_shared] list insertion?

James


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