Messages in this thread | | | Date | Sun, 20 Apr 2008 23:55:45 +0200 | From | Andi Kleen <> | Subject | Re: x86: 4kstacks default |
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Andrew Morton wrote: >> On Sun, 20 Apr 2008 11:50:53 -0700 Arjan van de Ven <arjan@infradead.org> wrote: >> On Sun, 20 Apr 2008 20:19:30 +0200 >> Andi Kleen <andi@firstfloor.org> wrote: >> >>> In theory if you e.g. convert a recursive algorithm >>> to iterative you might save some cache foot print, but I don't >>> think that really happens in kernel code. >>> >> this is what Al did for the symlink recursion thing, and Jens did for the block layer... >> so yes this conversion does happen for real. > > md got mostly-fixed too, via Neil's patch which sat in -mm for nearly two > years.
Congratulations, you found three examples in 8.4MLOC.
Ok ok I should have said it only happens very rarely (I still stand by that :)
Anyways it is moot because it was a miscommunication between me and Joerg.
-Andi
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