centos man page for get_request

Query: get_request

OS: centos

Section: 9

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

GET_REQUEST(9)							   Block Devices						    GET_REQUEST(9)

NAME
get_request - get a free request
SYNOPSIS
struct request * get_request(struct request_queue * q, int rw_flags, struct bio * bio, gfp_t gfp_mask);
ARGUMENTS
q request_queue to allocate request from rw_flags RW and SYNC flags bio bio to allocate request for (can be NULL) gfp_mask allocation mask
DESCRIPTION
Get a free request from q. If __GFP_WAIT is set in gfp_mask, this function keeps retrying under memory pressure and fails iff q is dead. Must be callled with q->queue_lock held and, Returns NULL on failure, with q->queue_lock held. Returns !NULL on success, with q->queue_lock *not held*.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 GET_REQUEST(9)
Related Man Pages
call_usermodehelper_setup(9) - centos
g_bio(9) - debian
g_clone_bio(9) - debian
g_destroy_bio(9) - debian
probe::ioblock_trace.bounce(3stap) - centos
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