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From: Alexander Graf <agraf@suse.de>
To: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@ozlabs.org, KVM list <kvm@vger.kernel.org>,
	kvm-ppc@vger.kernel.org
Subject: Re: [PATCH 5/5] KVM: PPC: Book3s HV: Implement H_CLEAR_REF and H_CLEAR_MOD hcalls
Date: Fri, 23 Dec 2011 14:26:08 +0100	[thread overview]
Message-ID: <65D6C606-C95D-4309-BB30-A457CC5EBCCC@suse.de> (raw)
In-Reply-To: <20111215120417.GF20629@bloggs.ozlabs.ibm.com>


On 15.12.2011, at 13:04, Paul Mackerras wrote:

> This adds implementations for the H_CLEAR_REF (test and clear =
reference
> bit) and H_CLEAR_MOD (test and clear changed bit) hypercalls.  These
> hypercalls are not used by Linux guests at this stage, and these
> implementations are only compile tested.

Do we need them then? Are they mandatory in PAPR? I don't feel all that =
great having unused / untested code accessible from the guest.

Alex

  reply	other threads:[~2011-12-23 13:26 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-15 12:00 [PATCH 0/5] Make use of hardware reference and change bits in HPT Paul Mackerras
2011-12-15 12:01 ` [PATCH 1/5] KVM: PPC: Book3S HV: Keep HPTE locked when invalidating Paul Mackerras
2011-12-15 12:02 ` [PATCH 2/5] KVM: PPC: Book3s HV: Maintain separate guest and host views of R and C bits Paul Mackerras
2011-12-15 12:02 ` [PATCH 3/5] KVM: PPC: Book3S HV: Use the hardware referenced bit for kvm_age_hva Paul Mackerras
2011-12-15 12:03 ` [PATCH 4/5] KVM: PPC: Book3s HV: Implement get_dirty_log using hardware changed bit Paul Mackerras
2011-12-23 13:23   ` Alexander Graf
2011-12-25 23:35     ` Paul Mackerras
2011-12-26  5:05       ` Takuya Yoshikawa
2011-12-31  0:44         ` Paul Mackerras
2011-12-15 12:04 ` [PATCH 5/5] KVM: PPC: Book3s HV: Implement H_CLEAR_REF and H_CLEAR_MOD hcalls Paul Mackerras
2011-12-23 13:26   ` Alexander Graf [this message]
2011-12-23 13:36 ` [PATCH 0/5] Make use of hardware reference and change bits in HPT Alexander Graf

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