* [Qemu-devel] [PATCH V13] throttle: removed duplicate throtlle code from block and fsdev files
@ 2017-01-23 14:06 Pradeep Jagadeesh
2017-01-23 15:45 ` Eric Blake
0 siblings, 1 reply; 2+ messages in thread
From: Pradeep Jagadeesh @ 2017-01-23 14:06 UTC (permalink / raw)
To: Greg Kurz; +Cc: Pradeep Jagadeesh, Alberto Garcia, Stefan Hajnoczi, qemu-devel
This removes the redundant throttle code that was present in
block and fsdev device files. Now the common code is moved
to a single file.
Signed-off-by: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>
---
blockdev.c | 81 ++----------------------------------
fsdev/qemu-fsdev-opts.c | 80 ++---------------------------------
include/qemu/throttle-options.h | 92 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 100 insertions(+), 153 deletions(-)
create mode 100644 include/qemu/throttle-options.h
V12 -> V13
Addressed the comments by Greg Kruz
-Moved the common code into a file
diff --git a/blockdev.c b/blockdev.c
index 245e1e1..9320c8a 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -52,6 +52,7 @@
#include "sysemu/arch_init.h"
#include "qemu/cutils.h"
#include "qemu/help_option.h"
+#include "qemu/throttle-options.h"
static QTAILQ_HEAD(, BlockDriverState) monitor_bdrv_states =
QTAILQ_HEAD_INITIALIZER(monitor_bdrv_states);
@@ -3999,83 +4000,9 @@ QemuOptsList qemu_common_drive_opts = {
.name = BDRV_OPT_READ_ONLY,
.type = QEMU_OPT_BOOL,
.help = "open drive file as read-only",
- },{
- .name = "throttling.iops-total",
- .type = QEMU_OPT_NUMBER,
- .help = "limit total I/O operations per second",
- },{
- .name = "throttling.iops-read",
- .type = QEMU_OPT_NUMBER,
- .help = "limit read operations per second",
- },{
- .name = "throttling.iops-write",
- .type = QEMU_OPT_NUMBER,
- .help = "limit write operations per second",
- },{
- .name = "throttling.bps-total",
- .type = QEMU_OPT_NUMBER,
- .help = "limit total bytes per second",
- },{
- .name = "throttling.bps-read",
- .type = QEMU_OPT_NUMBER,
- .help = "limit read bytes per second",
- },{
- .name = "throttling.bps-write",
- .type = QEMU_OPT_NUMBER,
- .help = "limit write bytes per second",
- },{
- .name = "throttling.iops-total-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations burst",
- },{
- .name = "throttling.iops-read-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations read burst",
- },{
- .name = "throttling.iops-write-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations write burst",
- },{
- .name = "throttling.bps-total-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes burst",
- },{
- .name = "throttling.bps-read-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes read burst",
- },{
- .name = "throttling.bps-write-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes write burst",
- },{
- .name = "throttling.iops-total-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-total-max burst period, in seconds",
- },{
- .name = "throttling.iops-read-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-read-max burst period, in seconds",
- },{
- .name = "throttling.iops-write-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-write-max burst period, in seconds",
- },{
- .name = "throttling.bps-total-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-total-max burst period, in seconds",
- },{
- .name = "throttling.bps-read-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-read-max burst period, in seconds",
- },{
- .name = "throttling.bps-write-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-write-max burst period, in seconds",
- },{
- .name = "throttling.iops-size",
- .type = QEMU_OPT_NUMBER,
- .help = "when limiting by iops max size of an I/O in bytes",
- },{
+ },
+ THROTTLE_OPTS,
+ {
.name = "throttling.group",
.type = QEMU_OPT_STRING,
.help = "name of the block throttling group",
diff --git a/fsdev/qemu-fsdev-opts.c b/fsdev/qemu-fsdev-opts.c
index 385423f0..bf57130 100644
--- a/fsdev/qemu-fsdev-opts.c
+++ b/fsdev/qemu-fsdev-opts.c
@@ -9,6 +9,7 @@
#include "qemu/config-file.h"
#include "qemu/option.h"
#include "qemu/module.h"
+#include "qemu/throttle-options.h"
static QemuOptsList qemu_fsdev_opts = {
.name = "fsdev",
@@ -37,83 +38,10 @@ static QemuOptsList qemu_fsdev_opts = {
}, {
.name = "sock_fd",
.type = QEMU_OPT_NUMBER,
- }, {
- .name = "throttling.iops-total",
- .type = QEMU_OPT_NUMBER,
- .help = "limit total I/O operations per second",
- }, {
- .name = "throttling.iops-read",
- .type = QEMU_OPT_NUMBER,
- .help = "limit read operations per second",
- }, {
- .name = "throttling.iops-write",
- .type = QEMU_OPT_NUMBER,
- .help = "limit write operations per second",
- }, {
- .name = "throttling.bps-total",
- .type = QEMU_OPT_NUMBER,
- .help = "limit total bytes per second",
- }, {
- .name = "throttling.bps-read",
- .type = QEMU_OPT_NUMBER,
- .help = "limit read bytes per second",
- }, {
- .name = "throttling.bps-write",
- .type = QEMU_OPT_NUMBER,
- .help = "limit write bytes per second",
- }, {
- .name = "throttling.iops-total-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations burst",
- }, {
- .name = "throttling.iops-read-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations read burst",
- }, {
- .name = "throttling.iops-write-max",
- .type = QEMU_OPT_NUMBER,
- .help = "I/O operations write burst",
- }, {
- .name = "throttling.bps-total-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes burst",
- }, {
- .name = "throttling.bps-read-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes read burst",
- }, {
- .name = "throttling.bps-write-max",
- .type = QEMU_OPT_NUMBER,
- .help = "total bytes write burst",
- }, {
- .name = "throttling.iops-total-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-total-max burst period, in seconds",
- }, {
- .name = "throttling.iops-read-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-read-max burst period, in seconds",
- }, {
- .name = "throttling.iops-write-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the iops-write-max burst period, in seconds",
- }, {
- .name = "throttling.bps-total-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-total-max burst period, in seconds",
- }, {
- .name = "throttling.bps-read-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-read-max burst period, in seconds",
- }, {
- .name = "throttling.bps-write-max-length",
- .type = QEMU_OPT_NUMBER,
- .help = "length of the bps-write-max burst period, in seconds",
- }, {
- .name = "throttling.iops-size",
- .type = QEMU_OPT_NUMBER,
- .help = "when limiting by iops max size of an I/O in bytes",
},
+
+ THROTTLE_OPTS,
+
{ /*End of list */ }
},
};
diff --git a/include/qemu/throttle-options.h b/include/qemu/throttle-options.h
new file mode 100644
index 0000000..3133d1c
--- /dev/null
+++ b/include/qemu/throttle-options.h
@@ -0,0 +1,92 @@
+/*
+ * QEMU throttling command line options
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.
+ *
+ * See the COPYING file in the top-level directory for details.
+ *
+ */
+#ifndef THROTTLE_OPTIONS_H
+#define THROTTLE_OPTIONS_H
+
+#define THROTTLE_OPTS \
+ { \
+ .name = "throttling.iops-total",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit total I/O operations per second",\
+ },{ \
+ .name = "throttling.iops-read",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit read operations per second",\
+ },{ \
+ .name = "throttling.iops-write",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit write operations per second",\
+ },{ \
+ .name = "throttling.bps-total",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit total bytes per second",\
+ },{ \
+ .name = "throttling.bps-read",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit read bytes per second",\
+ },{ \
+ .name = "throttling.bps-write",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "limit write bytes per second",\
+ },{ \
+ .name = "throttling.iops-total-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "I/O operations burst",\
+ },{ \
+ .name = "throttling.iops-read-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "I/O operations read burst",\
+ },{ \
+ .name = "throttling.iops-write-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "I/O operations write burst",\
+ },{ \
+ .name = "throttling.bps-total-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "total bytes burst",\
+ },{ \
+ .name = "throttling.bps-read-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "total bytes read burst",\
+ },{ \
+ .name = "throttling.bps-write-max",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "total bytes write burst",\
+ },{ \
+ .name = "throttling.iops-total-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the iops-total-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.iops-read-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the iops-read-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.iops-write-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the iops-write-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.bps-total-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the bps-total-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.bps-read-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the bps-read-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.bps-write-max-length",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "length of the bps-write-max burst period, in seconds",\
+ },{ \
+ .name = "throttling.iops-size",\
+ .type = QEMU_OPT_NUMBER,\
+ .help = "when limiting by iops max size of an I/O in bytes",\
+ }
+
+#endif
--
1.8.3.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [Qemu-devel] [PATCH V13] throttle: removed duplicate throtlle code from block and fsdev files
2017-01-23 14:06 [Qemu-devel] [PATCH V13] throttle: removed duplicate throtlle code from block and fsdev files Pradeep Jagadeesh
@ 2017-01-23 15:45 ` Eric Blake
0 siblings, 0 replies; 2+ messages in thread
From: Eric Blake @ 2017-01-23 15:45 UTC (permalink / raw)
To: Pradeep Jagadeesh, Greg Kurz
Cc: Stefan Hajnoczi, Alberto Garcia, Pradeep Jagadeesh, qemu-devel
[-- Attachment #1: Type: text/plain, Size: 478 bytes --]
On 01/23/2017 08:06 AM, Pradeep Jagadeesh wrote:
Subject line is long and misspelled; I suggest:
throttle: factor out duplicate code
> This removes the redundant throttle code that was present in
> block and fsdev device files. Now the common code is moved
> to a single file.
>
> Signed-off-by: Pradeep Jagadeesh <pradeep.jagadeesh@huawei.com>
> ---
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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2017-01-23 14:06 [Qemu-devel] [PATCH V13] throttle: removed duplicate throtlle code from block and fsdev files Pradeep Jagadeesh
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