From f1836426cea77fad342aa74bec8bf489a5d64b27 Mon Sep 17 00:00:00 2001 From: Damien Le Moal Date: Thu, 28 Jan 2021 13:47:26 +0900 Subject: [PATCH] block: document zone_append_max_bytes attribute The description of the zone_append_max_bytes sysfs queue attribute is missing from Documentation/block/queue-sysfs.rst. Add it. Signed-off-by: Damien Le Moal Reviewed-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Martin K. Petersen Reviewed-by: Johannes Thumshirn Signed-off-by: Jens Axboe --- Documentation/block/queue-sysfs.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/block/queue-sysfs.rst b/Documentation/block/queue-sysfs.rst index 2638d3446b79..edc6e6960b96 100644 --- a/Documentation/block/queue-sysfs.rst +++ b/Documentation/block/queue-sysfs.rst @@ -261,6 +261,12 @@ For block drivers that support REQ_OP_WRITE_ZEROES, the maximum number of bytes that can be zeroed at once. The value 0 means that REQ_OP_WRITE_ZEROES is not supported. +zone_append_max_bytes (RO) +-------------------------- +This is the maximum number of bytes that can be written to a sequential +zone of a zoned block device using a zone append write operation +(REQ_OP_ZONE_APPEND). This value is always 0 for regular block devices. + zoned (RO) ---------- This indicates if the device is a zoned block device and the zone model of the