diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/ABI/testing/sysfs-block | 9 | ||||
-rw-r--r-- | Documentation/block/queue-sysfs.rst | 7 |
2 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-block b/Documentation/ABI/testing/sysfs-block index f151d9cf90de..2322eb748b38 100644 --- a/Documentation/ABI/testing/sysfs-block +++ b/Documentation/ABI/testing/sysfs-block @@ -273,6 +273,15 @@ Description: device ("host-aware" or "host-managed" zone model). For regular block devices, the value is always 0. +What: /sys/block/<disk>/queue/max_active_zones +Date: July 2020 +Contact: Niklas Cassel <niklas.cassel@wdc.com> +Description: + For zoned block devices (zoned attribute indicating + "host-managed" or "host-aware"), the sum of zones belonging to + any of the zone states: EXPLICIT OPEN, IMPLICIT OPEN or CLOSED, + is limited by this value. If this value is 0, there is no limit. + What: /sys/block/<disk>/queue/max_open_zones Date: July 2020 Contact: Niklas Cassel <niklas.cassel@wdc.com> diff --git a/Documentation/block/queue-sysfs.rst b/Documentation/block/queue-sysfs.rst index f01cf8530ae4..f261a5c84170 100644 --- a/Documentation/block/queue-sysfs.rst +++ b/Documentation/block/queue-sysfs.rst @@ -117,6 +117,13 @@ Maximum number of elements in a DMA scatter/gather list with integrity data that will be submitted by the block layer core to the associated block driver. +max_active_zones (RO) +--------------------- +For zoned block devices (zoned attribute indicating "host-managed" or +"host-aware"), the sum of zones belonging to any of the zone states: +EXPLICIT OPEN, IMPLICIT OPEN or CLOSED, is limited by this value. +If this value is 0, there is no limit. + max_open_zones (RO) ------------------- For zoned block devices (zoned attribute indicating "host-managed" or |