IBV_INC_RKEY(3) Libibverbs Programmer’s Manual IBV_INC_RKEY(3)
NAME
ibv_inc_rkey - creates a new rkey from the given one
SYNOPSIS
#include <infiniband/verbs.h>
uint32_t ibv_inc_rkey(uint32_t rkey);
DESCRIPTION
ibv_inc_rkey() Increases the 8 LSB of rkey and returns the new value.
RETURN VALUE
ibv_inc_rkey() returns the new rkey.
NOTES
The verb generates a new rkey that is different from the previous one
on its tag part but has the same index (bits 0xffffff00). A use case
for this verb can be to create a new rkey from a Memory window’s rkey
when binding it to a Memory region.
AUTHORS
Majd Dibbiny <majd@mellanox.com>, Yishai Hadas <yishaih@mellanox.com>
libibverbs 2015-01-29 IBV_INC_RKEY(3)
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