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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
'\" t
.\" Title: nvme-resv-acquire
.\" Author: [FIXME: author] [see http://www.docbook.org/tdg5/en/html/author]
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 04/08/2022
.\" Manual: NVMe Manual
.\" Source: NVMe
.\" Language: English
.\"
.TH "NVME\-RESV\-ACQUIRE" "1" "04/08/2022" "NVMe" "NVMe Manual"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
nvme-resv-acquire \- Acquire an nvme reservation
.SH "SYNOPSIS"
.sp
.nf
\fInvme resv\-acquire\fR <device> [\-\-namespace\-id=<nsid> | \-n <nsid>]
[\-\-crkey=<crkey> | \-c <crkey>]
[\-\-prkey=<prkey> | \-p <prkey>]
[\-\-rtype=<rtype> | \-t <rtype>]
[\-\-racqa=<racqa> | \-a <racqa>]
[\-\-iekey | \-i]
.fi
.SH "DESCRIPTION"
.sp
The Reservation Acquire command is used to acquire a reservation on a namespace, preempt a reservation held on a namespace, and abort a reservation held on a namespace\&.
.SH "OPTIONS"
.PP
\-n <nsid>, \-\-namespace\-id=<nsid>
.RS 4
Override the nsid field\&. If using the admin character device, this parameter is required\&.
.RE
.PP
\-c <crkey>, \-\-crkey=<crkey>
.RS 4
Current Reservation Key: The field specifies the current reservation key associated with the host\&. If the IEKEY bit is set to \(oq1\(cq in the command, then the CRKEY check succeeds regardless of the value in this field\&.
.RE
.PP
\-p <prkey>, \-\-prkey=<prkey>
.RS 4
Preempt Reservation Key: If the Reservation Acquire Action is set to 001b (i\&.e\&., Preempt) or 010b (i\&.e\&., Preempt and Abort), then this field specifies the reservation key to be unregistered from the namespace\&. For all other Reservation Acquire Action values, this field is reserved\&.
.RE
.PP
\-t <rtype>, \-\-rtype=<rtype>
.RS 4
Reservation Type: This field specifies the type of reservation to be created\&.
.TS
allbox tab(:);
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt
lt lt.
T{
Value
T}:T{
Definition
T}
T{
0h
T}:T{
Reserved
T}
T{
1h
T}:T{
Write Exclusive Reservation
T}
T{
2h
T}:T{
Exclusive Access Reservation
T}
T{
3h
T}:T{
Write Exclusive \- Registrants Only Reservation
T}
T{
4h
T}:T{
Exclusive Access \- Registrants Only Reservation
T}
T{
5h
T}:T{
Write Exclusive \- All Registrants Reservation
T}
T{
6h
T}:T{
Exclusive Access \- All Registrants Reservation
T}
T{
07h\-FFh
T}:T{
Reserved
T}
.TE
.sp 1
.RE
.PP
\-a <racqa>, \-\-racqa=<racqa>
.RS 4
Reservation Acquire Action: This field specifies the action that is performed by the command\&.
.TS
allbox tab(:);
lt lt
lt lt
lt lt
lt lt
lt lt.
T{
Value
T}:T{
Definition
T}
T{
0
T}:T{
Acquire
T}
T{
1
T}:T{
Preempt
T}
T{
2
T}:T{
Preempt and Abort
T}
T{
3\-7
T}:T{
Reserved
T}
.TE
.sp 1
.RE
.PP
\-i, \-\-iekey
.RS 4
Ignore Existing Key: If this bit is set to a
\fI1\fR, then the Current Reservation Key (CRKEY) check is disabled and the command shall succeed regardless of the CRKEY field value\&.
.sp
Indicator option, defaults to
\fI0\fR\&.
.RE
.SH "EXAMPLES"
.sp
No examples yet
.SH "NVME"
.sp
Part of the nvme\-user suite
|
