* [PATCH] app/dma-perf: documentation update of DMA perf for idxd
@ 2024-06-27 5:34 Shaiq Wani
2024-10-04 16:56 ` Bruce Richardson
0 siblings, 1 reply; 2+ messages in thread
From: Shaiq Wani @ 2024-06-27 5:34 UTC (permalink / raw)
To: dev
Added a note to avoid usage errors by end user.
Signed-off-by: Shaiq Wani <shaiq.wani@intel.com>
---
app/test-dma-perf/config.ini | 3 +++
doc/guides/tools/dmaperf.rst | 1 +
2 files changed, 4 insertions(+)
diff --git a/app/test-dma-perf/config.ini b/app/test-dma-perf/config.ini
index a1222ae86c..5008103979 100644
--- a/app/test-dma-perf/config.ini
+++ b/app/test-dma-perf/config.ini
@@ -61,6 +61,9 @@
; If you do not specify a result file, one will be generated with the same name as the configuration
; file, with the addition of "_result.csv" at the end.
+; Note: For idxd device (Device 0b25), add queue_id (lcore_dma=lcore10@0000:00:04.2-q0)
+
+
[case1]
type=DMA_MEM_COPY
mem_size=10
diff --git a/doc/guides/tools/dmaperf.rst b/doc/guides/tools/dmaperf.rst
index 6f85fceb8a..c97810a66d 100644
--- a/doc/guides/tools/dmaperf.rst
+++ b/doc/guides/tools/dmaperf.rst
@@ -104,6 +104,7 @@ Configuration Parameters
.. note::
The mapping of lcore to DMA must be one-to-one and cannot be duplicated.
+ For idxd device (Device 0b25), add queue_id (lcore_dma=lcore10@0000:00:04.2-q0)
``lcore``
Specifies the lcore for CPU testing.
--
2.34.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] app/dma-perf: documentation update of DMA perf for idxd
2024-06-27 5:34 [PATCH] app/dma-perf: documentation update of DMA perf for idxd Shaiq Wani
@ 2024-10-04 16:56 ` Bruce Richardson
0 siblings, 0 replies; 2+ messages in thread
From: Bruce Richardson @ 2024-10-04 16:56 UTC (permalink / raw)
To: Shaiq Wani; +Cc: dev
On Thu, Jun 27, 2024 at 05:34:04AM +0000, Shaiq Wani wrote:
> Added a note to avoid usage errors by end user.
>
> Signed-off-by: Shaiq Wani <shaiq.wani@intel.com>
> ---
> app/test-dma-perf/config.ini | 3 +++
> doc/guides/tools/dmaperf.rst | 1 +
> 2 files changed, 4 insertions(+)
>
> diff --git a/app/test-dma-perf/config.ini b/app/test-dma-perf/config.ini
> index a1222ae86c..5008103979 100644
> --- a/app/test-dma-perf/config.ini
> +++ b/app/test-dma-perf/config.ini
> @@ -61,6 +61,9 @@
> ; If you do not specify a result file, one will be generated with the same name as the configuration
> ; file, with the addition of "_result.csv" at the end.
>
> +; Note: For idxd device (Device 0b25), add queue_id (lcore_dma=lcore10@0000:00:04.2-q0)
> +
> +
Nit: adding an extra line of whitespace here.
Also, the queue_id addition only applies if using idxd device with the
vfio-pci driver. If using the device with the idxd kernel driver - which is
the recommended way - the wq name is needed instead, IIRC.
/Bruce
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2024-06-27 5:34 [PATCH] app/dma-perf: documentation update of DMA perf for idxd Shaiq Wani
2024-10-04 16:56 ` Bruce Richardson
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