From: "tiejun.chen" <tiejun.chen@windriver.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Scott Wood <scottwood@freescale.com>,
Alexander Graf <agraf@suse.de>,
"<kvm-ppc@vger.kernel.org>" <kvm-ppc@vger.kernel.org>,
"<kvm@vger.kernel.org> list" <kvm@vger.kernel.org>
Subject: Re: [v1][PATCH 1/1] KVM: PPC: disable preemption when using hard_irq_disable()
Date: Mon, 15 Jul 2013 03:03:56 +0000 [thread overview]
Message-ID: <51E3669C.7050206@windriver.com> (raw)
In-Reply-To: <1373856444.19894.323.camel@pasglop>
On 07/15/2013 10:47 AM, Benjamin Herrenschmidt wrote:
> On Mon, 2013-07-15 at 10:20 +0800, tiejun.chen wrote:
>> What about SOFT_IRQ_DISABLE? This is close to name
>> hard_irq_disable() :) And
>> then remove all DISABLE_INTS as well?
>
> Or RECONCILE_IRQ_STATE...
But sounds this doesn't imply this key point that the soft-irq is always
disabled here :)
And as I understand, the irq state is always needed to be reconciled when we
disable soft irq, right?
Tiejun
WARNING: multiple messages have this Message-ID (diff)
From: "tiejun.chen" <tiejun.chen@windriver.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Scott Wood <scottwood@freescale.com>,
Alexander Graf <agraf@suse.de>,
"<kvm-ppc@vger.kernel.org>" <kvm-ppc@vger.kernel.org>,
"<kvm@vger.kernel.org> list" <kvm@vger.kernel.org>
Subject: Re: [v1][PATCH 1/1] KVM: PPC: disable preemption when using hard_irq_disable()
Date: Mon, 15 Jul 2013 11:03:56 +0800 [thread overview]
Message-ID: <51E3669C.7050206@windriver.com> (raw)
In-Reply-To: <1373856444.19894.323.camel@pasglop>
On 07/15/2013 10:47 AM, Benjamin Herrenschmidt wrote:
> On Mon, 2013-07-15 at 10:20 +0800, tiejun.chen wrote:
>> What about SOFT_IRQ_DISABLE? This is close to name
>> hard_irq_disable() :) And
>> then remove all DISABLE_INTS as well?
>
> Or RECONCILE_IRQ_STATE...
But sounds this doesn't imply this key point that the soft-irq is always
disabled here :)
And as I understand, the irq state is always needed to be reconciled when we
disable soft irq, right?
Tiejun
next prev parent reply other threads:[~2013-07-15 3:03 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1373651433.8183.276@snotra>
2013-07-12 23:05 ` [v1][PATCH 1/1] KVM: PPC: disable preemption when using hard_irq_disable() Benjamin Herrenschmidt
2013-07-12 23:05 ` Benjamin Herrenschmidt
2013-07-15 2:20 ` tiejun.chen
2013-07-15 2:20 ` tiejun.chen
2013-07-15 2:47 ` Benjamin Herrenschmidt
2013-07-15 2:47 ` Benjamin Herrenschmidt
2013-07-15 3:03 ` tiejun.chen [this message]
2013-07-15 3:03 ` tiejun.chen
[not found] ` <1373909248.8183.303@snotra>
2013-07-16 2:15 ` tiejun.chen
2013-07-16 2:15 ` tiejun.chen
2013-07-15 2:25 ` tiejun.chen
2013-07-15 2:25 ` tiejun.chen
[not found] <1373559480.8183.258@snotra>
2013-07-12 0:30 ` Benjamin Herrenschmidt
2013-07-12 0:30 ` Benjamin Herrenschmidt
[not found] ` <FB21594A-C233-4A97-8503-E2A1275F8F17@suse.de>
[not found] ` <1373560585.8183.261@snotra>
2013-07-12 3:22 ` tiejun.chen
2013-07-12 3:22 ` tiejun.chen
2013-07-10 6:02 Tiejun Chen
2013-07-10 6:02 ` Tiejun Chen
2013-07-10 9:49 ` Alexander Graf
2013-07-10 9:49 ` Alexander Graf
2013-07-11 2:48 ` tiejun.chen
2013-07-11 2:48 ` tiejun.chen
2013-07-11 9:49 ` Alexander Graf
2013-07-11 9:49 ` Alexander Graf
2013-07-11 12:28 ` Benjamin Herrenschmidt
2013-07-11 12:28 ` Benjamin Herrenschmidt
2013-07-11 12:47 ` Alexander Graf
2013-07-11 12:47 ` Alexander Graf
2013-07-11 12:54 ` Benjamin Herrenschmidt
2013-07-11 12:54 ` Benjamin Herrenschmidt
2013-07-11 13:07 ` Alexander Graf
2013-07-11 13:07 ` Alexander Graf
2013-07-12 0:19 ` Benjamin Herrenschmidt
2013-07-12 0:19 ` Benjamin Herrenschmidt
2013-07-12 2:13 ` tiejun.chen
2013-07-12 2:13 ` tiejun.chen
2013-07-12 3:57 ` Benjamin Herrenschmidt
2013-07-12 3:57 ` Benjamin Herrenschmidt
2013-07-12 4:54 ` tiejun.chen
2013-07-12 4:54 ` tiejun.chen
2013-07-14 4:13 ` Benjamin Herrenschmidt
2013-07-14 4:13 ` Benjamin Herrenschmidt
2013-07-15 3:04 ` tiejun.chen
2013-07-15 3:04 ` tiejun.chen
2013-07-10 19:15 ` Scott Wood
2013-07-10 19:15 ` Scott Wood
2013-07-10 19:15 ` Scott Wood
2013-07-11 2:59 ` tiejun.chen
2013-07-11 3:00 ` tiejun.chen
2013-07-11 3:00 ` tiejun.chen
2013-07-11 14:13 ` Scott Wood
2013-07-11 14:13 ` Scott Wood
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=51E3669C.7050206@windriver.com \
--to=tiejun.chen@windriver.com \
--cc=agraf@suse.de \
--cc=benh@kernel.crashing.org \
--cc=kvm-ppc@vger.kernel.org \
--cc=kvm@vger.kernel.org \
--cc=scottwood@freescale.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 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.