From: Xuan Ding Date: Wed, 22 Jun 2022 01:45:56 +0000 (+0000) Subject: doc: clean vhost async note X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=741eda9d57e63c97ac90f04b0d50c53182a22f5c;p=dpdk.git doc: clean vhost async note This patch moves the 'Recommended IOVA mode in async datapath' section under 'Vhost asynchronous data path' as a sub-section, which makes the doc cleaner. Signed-off-by: Xuan Ding Reviewed-by: Jiayu Hu Reviewed-by: Chenbo Xia --- diff --git a/doc/guides/prog_guide/vhost_lib.rst b/doc/guides/prog_guide/vhost_lib.rst index 4d68b0e78a..a4ffed9fa1 100644 --- a/doc/guides/prog_guide/vhost_lib.rst +++ b/doc/guides/prog_guide/vhost_lib.rst @@ -494,11 +494,11 @@ support sharing DMA channels among vrings. not poll completed will cause the DMA ring to be full, which will result in packet loss eventually. -Recommended IOVA mode in async datapath ---------------------------------------- +* Recommended IOVA mode in async datapath -When DMA devices are bound to VFIO driver, VA mode is recommended. -For PA mode, page by page mapping may exceed IOMMU's max capability, -better to use 1G guest hugepage. + When DMA devices are bound to VFIO driver, VA mode is recommended. + For PA mode, page by page mapping may exceed IOMMU's max capability, + better to use 1G guest hugepage. -For UIO driver, any VFIO related error message can be ignored. + For UIO driver or kernel driver, any VFIO related error messages + can be ignored.