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From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Adrian Moreno <amorenoz@redhat.com>, dev@dpdk.org
Cc: tiwei.bie@intel.com, zhihong.wang@intel.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v6 2/3] vhost: convert buffer addresses to GPA for logging
Date: Fri, 11 Oct 2019 17:16:11 +0200
Message-ID: <5271346c-1572-fdc6-fbf6-0c73fad4a4e8@redhat.com> (raw)
In-Reply-To: <20191009115432.14863-3-amorenoz@redhat.com>



On 10/9/19 1:54 PM, Adrian Moreno wrote:
> Add IOVA versions of dirty page logging functions.
> 
> Note that the API facing rte_vhost_log_write is not modified.
> So, make explicit that it expects the address in GPA space.
> 
> Fixes: 69c90e98f483 ("vhost: enable IOMMU support")
> Cc: maxime.coquelin@redhat.com
> Cc: stable@dpdk.org
> Signed-off-by: Adrian Moreno <amorenoz@redhat.com>
> 
> --
> v4 Changes: Add vhost_log_write_iova (in adition to _cache_ version)
>             and use it in vdpa (non-batched) dirty page logging
> ---
>  lib/librte_vhost/rte_vhost.h  |  2 +-
>  lib/librte_vhost/vdpa.c       |  3 ++-
>  lib/librte_vhost/vhost.c      | 40 +++++++++++++++++++++++++++++++++++
>  lib/librte_vhost/vhost.h      | 31 +++++++++++++++++++++++++++
>  lib/librte_vhost/virtio_net.c | 12 ++++++-----
>  5 files changed, 81 insertions(+), 7 deletions(-)

Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>


  reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-09 11:54 [dpdk-dev] [PATCH v6 0/3] vhost: add support for IOVA_VA mode Adrian Moreno
2019-10-09 11:54 ` [dpdk-dev] [PATCH v6 1/3] vhost: translate incoming log address to gpa Adrian Moreno
2019-10-11 15:13   ` Maxime Coquelin
2019-10-09 11:54 ` [dpdk-dev] [PATCH v6 2/3] vhost: convert buffer addresses to GPA for logging Adrian Moreno
2019-10-11 15:16   ` Maxime Coquelin [this message]
2019-10-09 11:54 ` [dpdk-dev] [PATCH v6 3/3] vhost: prevent zero copy mode if iommu is on Adrian Moreno
2019-10-11 15:16   ` Maxime Coquelin
2019-10-16 11:11 ` [dpdk-dev] [PATCH v6 0/3] vhost: add support for IOVA_VA mode Maxime Coquelin

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