BLK_QUEUE_MAX_SEGMEN

Section: Block Devices (9)
Updated: February 2011
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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  

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