From: Paul Mackerras <paulus@ozlabs.org>
To: "Cédric Le Goater" <clg@kaod.org>
Cc: kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
Nicholas Piggin <npiggin@gmail.com>,
kvm@vger.kernel.org
Subject: Re: [PATCH] KVM: PPC: Book3S HV: increase KVMPPC_NR_LPIDS on POWER8 and POWER9
Date: Thu, 23 Jul 2020 16:20:16 +1000 [thread overview]
Message-ID: <20200723062016.GE213782@thinks.paulus.ozlabs.org> (raw)
In-Reply-To: <20200608115714.1139735-1-clg@kaod.org>
On Mon, Jun 08, 2020 at 01:57:14PM +0200, Cédric Le Goater wrote:
> POWER8 and POWER9 have 12-bit LPIDs. Change LPID_RSVD to support up to
> (4096 - 2) guests on these processors. POWER7 is kept the same with a
> limitation of (1024 - 2), but it might be time to drop KVM support for
> POWER7.
>
> Tested with 2048 guests * 4 vCPUs on a witherspoon system with 512G
> RAM and a bit of swap.
>
> Signed-off-by: Cédric Le Goater <clg@kaod.org>
Thanks, patch applied to my kvm-ppc-next branch.
Paul.
next prev parent reply other threads:[~2020-07-23 6:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-08 11:57 [PATCH] KVM: PPC: Book3S HV: increase KVMPPC_NR_LPIDS on POWER8 and POWER9 Cédric Le Goater
2020-06-23 15:08 ` Cédric Le Goater
2020-07-23 6:20 ` Paul Mackerras [this message]
2020-07-27 9:38 ` Cédric Le Goater
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200723062016.GE213782@thinks.paulus.ozlabs.org \
--to=paulus@ozlabs.org \
--cc=clg@kaod.org \
--cc=kvm-ppc@vger.kernel.org \
--cc=kvm@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=npiggin@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox