linux-kernel - Re: [patch-rt] kvm: Convert pvclock_gtod_sync_lock to raw_spinlock

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Message-ID: <1484933562.20890.7.camel@gmx.de>
Date:   Fri, 20 Jan 2017 18:32:42 +0100
From:   Mike Galbraith <efault@....de>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-rt-users <linux-rt-users@...r.kernel.org>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [patch-rt] kvm: Convert pvclock_gtod_sync_lock to raw_spinlock_t

On Fri, 2017-01-20 at 17:44 +0100, Sebastian Andrzej Siewior wrote:

> kvm_make_mclock_inprogress_request() will do zalloc_cpumask_var().
> off-stack zalloc is not yet working but I would like to enable it. Also
> it does a SMP function call.
> 
> Couldn't we go the other way around and drop the local_irq_disable()?

I suppose so.

	-MIke