Re: [PATCH 3/3] Quick vmalloc vs kmalloc fix to the case where array size is too large

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On Mon, Jul 13, 2009 at 4:49 PM, KAMEZAWA
Hiroyuki<kamezawa.hiroyu@xxxxxxxxxxxxxx> wrote:
> IIUC, this place, .../procs interface is not so important for performance
> as to being allowed this ugly conding.
>

It's not just the calling thread that suffers from the overhead -
we've seen performance hits on other processes on a machine due to the
TLB-shootdown overhead associated with vmalloc()/vfree().

Paul
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