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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

  reply	other threads:[~2013-07-15  3:03 UTC|newest]

Thread overview: 25+ 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
2013-07-15  2:20   ` tiejun.chen
2013-07-15  2:47     ` Benjamin Herrenschmidt
2013-07-15  3:03       ` tiejun.chen [this message]
     [not found]     ` <1373909248.8183.303@snotra>
2013-07-16  2:15       ` tiejun.chen
2013-07-15  2:25 ` tiejun.chen
     [not found] <1373559480.8183.258@snotra>
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
2013-07-10  6:02 Tiejun Chen
2013-07-10  9:49 ` Alexander Graf
2013-07-11  2:48   ` tiejun.chen
2013-07-11  9:49     ` Alexander Graf
2013-07-11 12:28       ` Benjamin Herrenschmidt
2013-07-11 12:47         ` Alexander Graf
2013-07-11 12:54           ` Benjamin Herrenschmidt
2013-07-11 13:07             ` Alexander Graf
2013-07-12  0:19               ` Benjamin Herrenschmidt
2013-07-12  2:13                 ` tiejun.chen
2013-07-12  3:57                   ` Benjamin Herrenschmidt
2013-07-12  4:54                     ` tiejun.chen
2013-07-14  4:13                       ` Benjamin Herrenschmidt
2013-07-15  3:04                         ` tiejun.chen
2013-07-10 19:15 ` Scott Wood
2013-07-11  3:00   ` tiejun.chen
2013-07-11 14:13     ` Scott Wood

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