Messages in this thread | | | Date | Wed, 11 Jan 2006 11:44:58 -0600 | From | Greg Norris <> | Subject | Re: [PATCH ] VMSPLIT config options (with default config fixed) |
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On Wed, Jan 11, 2006 at 12:13:06PM -0500, Mark Lord wrote: > Greg Norris wrote: > >Is there any benefit/point to enabling HIGHMEM when using this patch, > >assuming that physical memory is smaller than the address space? For > >example, when using VMSPLIT_3G_OPT on a box with 1G of memory. > > No. In fact, there should be a (very) tiny performance gain > by NOT enabling HIGHMEM -- things like kmap() should get simpler.
That's essentially what I thought, but it's nice to have some verification. Thanx! - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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