From: mark.rutland@arm.com (Mark Rutland)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] arm64: psci: respect MIGRATE_INFO_TYPE
Date: Mon, 8 Sep 2014 15:14:34 +0100 [thread overview]
Message-ID: <20140908141434.GJ12081@leverpostej> (raw)
In-Reply-To: <CAJ5Y-eb3jJSaR4VCPFe+A+PVbLAbyVGBAcb+_zsOQQ=Rhk9Q0g@mail.gmail.com>
[...]
> >> Guessing there is no way for us to know which CPU the UP TOS is
> >> running on and only deny hotplug on that CPU?
> >
> > In the comment above I mention we can use MIGRATE_INFO_UP_CPU for that.
> > I started down that route, but the plumbing for it ended up looking a
> > little crazy so I thought it was better for the moment to have a simple
> > solution that we can backport to stable.
>
> Ah. I faintly recollect experiencing similar craziness when I was
> adding v0.2 support.
Yeah, it's lot of churny fun with many function prototypes changing
about. I wasn't too keen on rushing that, though I would like to get
around to it at some point.
> > No systems with a UP trusted OS (migrateable or not) have hit my radar
> > yet, and we're currently broken for them anyhow. So for the moment it
> > didn't seem worthwhile implementing support for those. We can add the
> > requisite MIGRATE_INFO_UP_CPU and MIGRATE calls in a later series.
>
> Ok.
>
> Acked-by: Ashwin Chaugule <ashwin.chaugule@linaro.org>
Thanks.
Does that apply to both patches or just the arm64 one?
Mark.
next prev parent reply other threads:[~2014-09-08 14:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1409915540-20044-1-git-send-email-mark.rutland@arm.com>
[not found] ` <1409915540-20044-2-git-send-email-mark.rutland@arm.com>
[not found] ` <CAJ5Y-eZqWsLT1ERWsdzCQASgzCfFTgn6fCBCpc7ceMoU2ONkNA@mail.gmail.com>
[not found] ` <20140905141345.GF20164@leverpostej>
2014-09-05 18:22 ` [PATCH 1/2] arm64: psci: respect MIGRATE_INFO_TYPE Ashwin Chaugule
2014-09-08 14:14 ` Mark Rutland [this message]
2014-09-08 14:25 ` Ashwin Chaugule
2014-09-08 14:50 ` Mark Rutland
2014-09-05 11:22 [PATCH 0/2] PSCI: don't call CPU_OFF when it might fail Mark Rutland
2014-09-05 11:22 ` [PATCH 1/2] arm64: psci: respect MIGRATE_INFO_TYPE Mark Rutland
2014-09-05 11:58 ` Sergei Shtylyov
2014-09-05 12:39 ` Mark Rutland
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=20140908141434.GJ12081@leverpostej \
--to=mark.rutland@arm.com \
--cc=linux-arm-kernel@lists.infradead.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.