Commit f1836426 authored by Damien Le Moal's avatar Damien Le Moal Committed by Jens Axboe
Browse files

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: default avatarDamien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarChaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@edc.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 7a800a20

Documentation/block/queue-sysfs.rst

+6 −0
Original line number Diff line number Diff line
@@ -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