From: David Gibson <david@gibson.dropbear.id.au>
To: Thomas Huth <thuth@redhat.com>
Cc: lvivier@redhat.com, Alexey Kardashevskiy <aik@ozlabs.ru>,
Jason Wang <jasowang@redhat.com>,
qemu-devel@nongnu.org, Alexander Graf <agraf@suse.de>,
qemu-ppc@nongnu.org, Anton Blanchard <anton@samba.org>
Subject: Re: [Qemu-devel] [PATCH 3/3] hw/net/spapr_llan: Enable the RX buffer pools by default for new machines
Date: Thu, 17 Mar 2016 17:27:15 +1100 [thread overview]
Message-ID: <20160317062715.GQ9032@voom> (raw)
In-Reply-To: <1458130611-17304-4-git-send-email-thuth@redhat.com>
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On Wed, Mar 16, 2016 at 01:16:51PM +0100, Thomas Huth wrote:
> RX buffer pools are now enabled by default for new machine types.
> For older machine types, they are still disabled to avoid breaking
> migration.
>
> Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
> ---
> hw/net/spapr_llan.c | 2 +-
> hw/ppc/spapr.c | 7 ++++++-
> 2 files changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/hw/net/spapr_llan.c b/hw/net/spapr_llan.c
> index 74c8b1e..4e28b89 100644
> --- a/hw/net/spapr_llan.c
> +++ b/hw/net/spapr_llan.c
> @@ -709,7 +709,7 @@ static Property spapr_vlan_properties[] = {
> DEFINE_SPAPR_PROPERTIES(VIOsPAPRVLANDevice, sdev),
> DEFINE_NIC_PROPERTIES(VIOsPAPRVLANDevice, nicconf),
> DEFINE_PROP_BIT("use-rx-buffer-pools", VIOsPAPRVLANDevice,
> - compat_flags, SPAPRVLAN_FLAG_RX_BUF_POOLS_BIT, false),
> + compat_flags, SPAPRVLAN_FLAG_RX_BUF_POOLS_BIT, true),
> DEFINE_PROP_END_OF_LIST(),
> };
>
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index 79a70a9..50d5a62 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -2362,7 +2362,12 @@ DEFINE_SPAPR_MACHINE(2_6, "2.6", true);
> * pseries-2.5
> */
> #define SPAPR_COMPAT_2_5 \
> - HW_COMPAT_2_5
> + HW_COMPAT_2_5 \
> + { \
> + .driver = "spapr-vlan", \
> + .property = "use-rx-buffer-pools", \
> + .value = "off", \
> + },
>
> static void spapr_machine_2_5_instance_options(MachineState *machine)
> {
--
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:[~2016-03-17 9:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-16 12:16 [Qemu-devel] [PATCH 0/3] hw/net/spapr_llan: Fix bad RX performance of the spapr-vlan device Thomas Huth
2016-03-16 12:16 ` [Qemu-devel] [PATCH 1/3] hw/net/spapr_llan: Extract rx buffer code into separate functions Thomas Huth
2016-03-17 6:23 ` David Gibson
2016-03-18 11:53 ` Laurent Vivier
2016-03-16 12:16 ` [Qemu-devel] [PATCH 2/3] hw/net/spapr_llan: Fix receive buffer handling for better performance Thomas Huth
2016-03-17 6:23 ` David Gibson
2016-03-17 7:30 ` Thomas Huth
2016-03-17 10:00 ` David Gibson
2016-03-17 15:15 ` Thomas Huth
2016-03-17 22:33 ` David Gibson
2016-03-18 7:56 ` Thomas Huth
2016-03-20 4:21 ` David Gibson
2016-03-16 12:16 ` [Qemu-devel] [PATCH 3/3] hw/net/spapr_llan: Enable the RX buffer pools by default for new machines Thomas Huth
2016-03-17 6:27 ` David Gibson [this message]
2016-03-18 13:15 ` [Qemu-devel] [Qemu-ppc] " Laurent Vivier
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