From: Bharata B Rao <bharata@linux.ibm.com>
To: Ram Pai <linuxram@us.ibm.com>
Cc: ldufour@linux.ibm.com, linux-doc@vger.kernel.org, corbet@lwn.net,
kvm-ppc@vger.kernel.org, Julia Lawall <julia.lawall@inria.fr>,
sathnaga@linux.vnet.ibm.com, sukadev@linux.ibm.com,
linuxppc-dev@lists.ozlabs.org, david@gibson.dropbear.id.au
Subject: Re: [PATCH] KVM: PPC: Book3S HV: Define H_PAGE_IN_NONSHARED for H_SVM_PAGE_IN hcall
Date: Fri, 31 Jul 2020 10:03:34 +0530 [thread overview]
Message-ID: <20200731043334.GB20199@in.ibm.com> (raw)
In-Reply-To: <20200730232101.GB5882@oc0525413822.ibm.com>
On Thu, Jul 30, 2020 at 04:21:01PM -0700, Ram Pai wrote:
> H_SVM_PAGE_IN hcall takes a flag parameter. This parameter specifies the
> way in which a page will be treated. H_PAGE_IN_NONSHARED indicates
> that the page will be shared with the Secure VM, and H_PAGE_IN_SHARED
> indicates that the page will not be shared but its contents will
> be copied.
Looks like you got the definitions of shared and non-shared interchanged.
>
> However H_PAGE_IN_NONSHARED is not defined in the header file, though
> it is defined and documented in the API captured in
> Documentation/powerpc/ultravisor.rst
>
> Define H_PAGE_IN_NONSHARED in the header file.
What is the use of defining this? Is this used directly in any place?
Or, are youp planning to introduce such a usage?
Regards,
Bharata.
next prev parent reply other threads:[~2020-07-31 4:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-30 10:35 Documentation/powerpc: Ultravisor API Julia Lawall
2020-07-30 16:48 ` Ram Pai
2020-07-30 23:21 ` [PATCH] KVM: PPC: Book3S HV: Define H_PAGE_IN_NONSHARED for H_SVM_PAGE_IN hcall Ram Pai
2020-07-31 4:33 ` Bharata B Rao [this message]
2020-07-31 8:10 ` Ram Pai
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