From: David Gibson <david@gibson.dropbear.id.au>
To: Alexey Kardashevskiy <aik@ozlabs.ru>
Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH qemu] spapr: Enable in-kernel H_SET_MODE handling
Date: Fri, 4 Sep 2015 14:48:26 +1000 [thread overview]
Message-ID: <20150904044826.GQ6537@voom.redhat.com> (raw)
In-Reply-To: <1441186198-991-1-git-send-email-aik@ozlabs.ru>
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On Wed, Sep 02, 2015 at 07:29:58PM +1000, Alexey Kardashevskiy wrote:
> For setting debug watchpoints, sPAPR guests use H_SET_MODE hypercall.
> The existing QEMU H_SET_MODE handler does not support this but
> the KVM handler in HV KVM does. However it is not enabled.
>
> This enables the in-kernel H_SET_MODE handler which handles:
> - Completed Instruction Address Breakpoint Register
> - Watch point 0 registers.
>
> The rest is still handled in QEMU.
>
> Reported-by: Anton Blanchard <anton@samba.org>
> Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Applied to spapr-dev; I'll move it into spapr-next once it's had a
little more testing.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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next prev parent reply other threads:[~2015-09-04 4:51 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-02 9:29 [Qemu-devel] [PATCH qemu] spapr: Enable in-kernel H_SET_MODE handling Alexey Kardashevskiy
2015-09-02 13:35 ` Thomas Huth
2015-09-02 17:34 ` [Qemu-devel] [Qemu-ppc] " Alexander Graf
2015-09-03 7:00 ` Thomas Huth
2015-09-02 23:18 ` [Qemu-devel] " David Gibson
2015-09-03 3:12 ` Alexey Kardashevskiy
2015-09-04 4:48 ` David Gibson [this message]
2015-09-06 6:14 ` Alexey Kardashevskiy
2015-09-08 1:24 ` David Gibson
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