From: Avi Kivity <avi@qumranet.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Izik Eidus <izike@qumranet.com>, kvm-devel <kvm@vger.kernel.org>
Subject: Re: KVM: mmu_shrink: kvm_mmu_zap_page requires slots_lock to be held
Date: Sat, 05 Jul 2008 15:01:16 +0300 [thread overview]
Message-ID: <486F628C.10200@qumranet.com> (raw)
In-Reply-To: <20080703213302.GA17018@dmt.cnet>
Marcelo Tosatti wrote:
> kvm_mmu_zap_page() needs slots lock held (rmap_remove->gfn_to_memslot,
> for example).
>
> Since kvm_lock spinlock is held in mmu_shrink(), do a non-blocking
> down_read_trylock().
>
Applied, thanks.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
prev parent reply other threads:[~2008-07-05 12:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-03 21:33 KVM: mmu_shrink: kvm_mmu_zap_page requires slots_lock to be held Marcelo Tosatti
2008-07-05 12:01 ` Avi Kivity [this message]
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