Messages in this thread | | | Date | Tue, 9 Nov 1999 16:32:03 -0700 | From | yodaiken@chelm ... | Subject | Re: PATCH 2.3.26: kmalloc GFP_ZERO |
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On Tue, Nov 09, 1999 at 11:14:57PM +0100, Andrea Arcangeli wrote: > On Tue, 9 Nov 1999 yodaiken@chelm.cs.nmt.edu wrote: > > >Nearly all optimizations are tradeoffs. In this case, you have a easy to > >show significant decrease in wall clock time of an important benchmark > >versus the terrible cost of using 2 cache lines in the instruction cache > >during a time period in which you have nothing else to do. > > I agree it's not a big cost but I am not paying it and you want me to pay > it.
same could be said for nearly everything in the kernel.
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