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From: | Paul Brook |
Subject: | Re: [Qemu-devel] [PATCH QEMU] transparent hugepage support |
Date: | Fri, 12 Mar 2010 18:41:56 +0000 |
User-agent: | KMail/1.12.4 (Linux/2.6.32-trunk-amd64; KDE/4.3.4; x86_64; ; ) |
>My point is that there is no need to show the smaller page sizes to >userland, only the max one is relevant and this isn't going to change >and I'm uncomfortable to add plural stuff to a patch that doesn't >contemplate mixes page sizes and for the time being multiple hpage size >isn't even on the horizon... I hate APIs... I don't care enough to continue arguing about the utility of multiple page sizes :-) > What if we defer this whole issue and we just align on 2M if > /sys/kernel/mm/transparent_hugepage exists without checking /sys? ;) Doesn't non-PAE (i.e. most 32-bit x86) use 4M huge pages? There's still a good number of those knocking about. Paul
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