| What: /sys/module/xen_blkfront/parameters/max_indirect_segments |
| Date: June 2013 |
| KernelVersion: 3.11 |
| Contact: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> |
| Description: |
| Maximum number of segments that the frontend will negotiate |
| with the backend for indirect descriptors. The default value |
| is 32 - higher value means more potential throughput but more |
| memory usage. The backend picks the minimum of the frontend |
| and its default backend value. |
| |
| What: /sys/module/xen_blkfront/parameters/feature_persistent |
| Date: September 2020 |
| KernelVersion: 5.10 |
| Contact: Maximilian Heyne <mheyne@amazon.de> |
| Description: |
| Whether to enable the persistent grants feature or not. Note |
| that this option only takes effect on newly created frontends. |
| The default is Y (enable). |
