From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
To: Tina Zhang <tina.zhang@intel.com>, intel-gvt-dev@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH v2 1/4] drm/i915/gvt: reorder the shadow ppgtt update process by adding entry first
Date: Mon, 15 May 2017 13:50:01 +0300 [thread overview]
Message-ID: <1494845401.4397.5.camel@linux.intel.com> (raw)
In-Reply-To: <1494581878-2258-2-git-send-email-tina.zhang@intel.com>
On pe, 2017-05-12 at 17:37 +0800, Tina Zhang wrote:
> Guest i915 driver may update the ppgtt table just before this workload
> is going to be submitted to the hardware by device model. This case
> wasn't handled well by device model before, due to the small time
> window between removing old ppgtt entry and adding the new one. Errors
> occur when the workload is executed by hardware during that small time
> window. This patch is to remove this time window by adding the new ppgtt
> entry first and then remove the old one.
>
> Signed-off-by: Tina Zhang <tina.zhang@intel.com>
This should be reviewed on the GVT mailing list, and this should
include the squashed hunk which exports the newly added capability.
Regards, Joonas
--
Joonas Lahtinen
Open Source Technology Center
Intel Corporation
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next prev parent reply other threads:[~2017-05-15 10:50 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-12 9:37 [PATCH v2 0/4] Enable guest linux i915 full ppgtt functionality Tina Zhang
2017-05-12 9:37 ` [PATCH v2 1/4] drm/i915/gvt: reorder the shadow ppgtt update process by adding entry first Tina Zhang
2017-05-15 10:50 ` Joonas Lahtinen [this message]
2017-05-18 2:23 ` Zhang, Tina
2017-05-18 10:54 ` Joonas Lahtinen
2017-05-12 9:37 ` [PATCH v2 2/4] drm/i915: introduce vgt_caps to pvinfo Tina Zhang
2017-05-15 10:47 ` Joonas Lahtinen
2017-05-16 1:16 ` Zhenyu Wang
2017-05-12 9:37 ` [PATCH v2 3/4] drm/i915/gvt: provide full ppgtt capability for guest Tina Zhang
2017-05-15 10:48 ` Joonas Lahtinen
2017-05-12 9:37 ` [PATCH v2 4/4] drm/i915: enable guest full ppgtt when device model supports Tina Zhang
2017-05-15 10:57 ` Joonas Lahtinen
2017-05-12 11:17 ` ✓ Fi.CI.BAT: success for Enable guest linux i915 full ppgtt functionality (rev2) Patchwork
2017-05-15 10:59 ` [PATCH v2 0/4] Enable guest linux i915 full ppgtt functionality Joonas Lahtinen
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