blob: 5c54a68bf34457003d6081edbd21751e142defe0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
.\" -*- nroff -*-
.\" Licensed under the OpenIB.org BSD license (FreeBSD Variant) - See COPYING.md
.\"
.TH IBV_INC_RKEY 3 2015-01-29 libibverbs "Libibverbs Programmer's Manual"
.SH "NAME"
.nf
ibv_inc_rkey \- creates a new rkey from the given one
.SH "SYNOPSIS"
.nf
.B #include <infiniband/verbs.h>
.sp
.BI "uint32_t ibv_inc_rkey(uint32_t " "rkey" ");
.fi
.SH "DESCRIPTION"
.B ibv_inc_rkey()
Increases the 8 LSB of
.I rkey
and returns the new value.
.PP
.SH "RETURN VALUE"
.B ibv_inc_rkey()
returns the new rkey.
.SH "NOTES"
.PP
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.
.SH "AUTHORS"
.TP
Majd Dibbiny <majd@mellanox.com>
.TP
Yishai Hadas <yishaih@mellanox.com>
|
