BLK_QUEUE_MAX_SEGMEN(9)                   Block Devices                   BLK_QUEUE_MAX_SEGMEN(9)



NAME
       blk_queue_max_segment_size - set max segment size for blk_rq_map_sg

SYNOPSIS
       void blk_queue_max_segment_size(struct request_queue * q, unsigned int max_size);

ARGUMENTS
       q
           the request queue for the device

       max_size
           max size of segment in bytes

DESCRIPTION
       Enables a low level driver to set an upper limit on the size of a coalesced segment

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   BLK_QUEUE_MAX_SEGMEN(9)