From: David Gibson <david@gibson.dropbear.id.au>
To: Andrea Bolognani <abologna@redhat.com>
Cc: groug@kaod.org, aik@ozlabs.ru, qemu-ppc@nongnu.org,
qemu-devel@nongnu.org, clg@kaod.org
Subject: Re: [Qemu-devel] [RFC for-2.13 0/7] spapr: Clean up pagesize handling
Date: Tue, 24 Apr 2018 11:26:22 +1000 [thread overview]
Message-ID: <20180424012622.GM19804@umbus.fritz.box> (raw)
In-Reply-To: <1524472299.3017.20.camel@redhat.com>
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On Mon, Apr 23, 2018 at 10:31:39AM +0200, Andrea Bolognani wrote:
> On Fri, 2018-04-20 at 20:21 +1000, David Gibson wrote:
> > On Fri, Apr 20, 2018 at 11:31:10AM +0200, Andrea Bolognani wrote:
> > > I'll check out what other distros are doing: if all the major ones
> > > are defaulting to 64 KiB pages these days, it might be reasonable
> > > to do the same and pretend smaller page sizes don't exist at all in
> > > order to avoid the pain of having to tweak yet another knob, even
> > > if that means leaving people compiling their own custom kernels
> > > with 4 KiB page size in the dust.
> >
> > That's my guess.
>
> I just checked RHEL 7, Fedora 27, OpenSUSE Leap 42.3, Debian 9 and
> Ubuntu 16.04: they all use 64 KiB pages, so I'd conclude leaving
> out 4 KiB pages support is basically a non-issue.
Good to hear, thanks for checking.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2018-04-24 1:38 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-19 6:29 [Qemu-devel] [RFC for-2.13 0/7] spapr: Clean up pagesize handling David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 1/7] spapr: Maximum (HPT) pagesize property David Gibson
2018-05-02 21:06 ` Murilo Opsfelder Araujo
2018-05-03 1:34 ` David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 2/7] spapr: Use maximum page size capability to simplify memory backend checking David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 3/7] target/ppc: Add ppc_hash64_filter_pagesizes() David Gibson
2018-05-03 15:57 ` Murilo Opsfelder Araujo
2018-05-04 6:30 ` David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 4/7] spapr: Add cpu_apply hook to capabilities David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 5/7] spapr: Limit available pagesizes to provide a consistent guest environment David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 6/7] spapr: Don't rewrite mmu capabilities in KVM mode David Gibson
2018-04-19 6:29 ` [Qemu-devel] [RFC for-2.13 7/7] spapr_pci: Remove unhelpful pagesize warning David Gibson
2018-04-19 15:30 ` [Qemu-devel] [RFC for-2.13 0/7] spapr: Clean up pagesize handling Andrea Bolognani
2018-04-20 2:35 ` David Gibson
2018-04-20 9:31 ` Andrea Bolognani
2018-04-20 10:21 ` David Gibson
2018-04-23 8:31 ` Andrea Bolognani
2018-04-24 1:26 ` David Gibson [this message]
2018-04-24 15:35 ` Andrea Bolognani
2018-04-25 6:32 ` David Gibson
2018-04-25 16:09 ` Andrea Bolognani
2018-04-26 0:55 ` David Gibson
2018-04-26 8:45 ` Andrea Bolognani
2018-04-27 2:14 ` David Gibson
2018-04-27 8:31 ` Andrea Bolognani
2018-04-27 12:17 ` David Gibson
2018-05-07 13:48 ` Andrea Bolognani
2018-06-14 1:52 ` David Gibson
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