From: Paul Mackerras <paulus@samba.org>
To: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: linuxppc-dev@lists.ozlabs.org, maddy@linux.vnet.ibm.com,
srikar@linux.vnet.ibm.com, linux-kernel@vger.kernel.org,
acme@kernel.org, scottwood@freescale.com,
warrier@linux.vnet.ibm.com, sukadev@linux.vnet.ibm.com,
mingo@kernel.org
Subject: Re: [PATCH RESEND v4 3/3] kvm/powerpc: Export HCALL reason codes
Date: Mon, 15 Jun 2015 15:37:20 +1000 [thread overview]
Message-ID: <20150615053720.GA15637@pale.ozlabs.ibm.com> (raw)
In-Reply-To: <1434344169-32438-3-git-send-email-hemant@linux.vnet.ibm.com>
On Mon, Jun 15, 2015 at 10:26:09AM +0530, Hemant Kumar wrote:
> For perf to analyze the KVM events like hcalls, we need the
> hypervisor calls and their codes to be exported through uapi.
Why? The hcall codes are defined externally to the kernel (in the
PAPR document) and won't change. They're not kernel API.
Paul.
next prev parent reply other threads:[~2015-06-15 5:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-15 4:56 [PATCH RESEND v4 1/3] kvm/powerpc: Export kvm exit reasons Hemant Kumar
2015-06-15 4:56 ` [PATCH RESEND v4 2/3] kvm/powerpc: Add exit reason for return code 0x0 Hemant Kumar
2015-06-15 4:56 ` [PATCH RESEND v4 3/3] kvm/powerpc: Export HCALL reason codes Hemant Kumar
2015-06-15 5:37 ` Paul Mackerras [this message]
2015-06-15 5:39 ` [PATCH RESEND v4 1/3] kvm/powerpc: Export kvm exit reasons Paul Mackerras
2015-06-16 3:28 ` Hemant Kumar
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