Query: rdma_dereg_mr
OS: centos
Section: 3
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
RDMA_DEREG_MR(3) Librdmacm Programmer's Manual RDMA_DEREG_MR(3)NAMErdma_dereg_mr - deregisters a registered memory region.SYNOPSIS#include <rdma/rdma_verbs.h> struct ibv_mr * rdma_dereg_mr (struct ibv_mr *mr);ARGUMENTSmr A reference to a registered memory buffer.DESCRIPTIONDeregisters a memory buffer that had been registered for RDMA or message operations. A user should call rdma_dereg_mr for all registered memory associated with an rdma_cm_id before destroying the rdma_cm_id.RETURN VALUEReturns 0 on success, or -1 on error. If an error occurs, errno will be set to indicate the failure reason.NOTESAll memory registered with an rdma_cm_id is associated with the protection domain associated with the id. Users must deregister all regis- tered memory before the protection domain can be destroyed.SEE ALSOrdma_cm(7), rdma_create_id(3), rdma_create_ep(3), rdma_destroy_id(3), rdma_destroy_ep(3), rdma_reg_msgs(3), rdma_reg_read(3), rdma_reg_write(3), ibv_reg_mr(3), ibv_dereg_mr(3) librdmacm 2010-07-19 RDMA_DEREG_MR(3)
Related Man Pages |
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rdma_dereg_mr(3) - debian |
rdma_post_recv(3) - debian |
rdma_post_write(3) - centos |
rdma_reg_msgs(3) - centos |
rdma_reg_read(3) - centos |
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