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throttle: factor out duplicate code

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This patch 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>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
(fix indent nit, Greg Kurz)
Signed-off-by: Greg Kurz <groug@kaod.org>
This commit is contained in:
Pradeep Jagadeesh 2017-02-28 10:31:46 +01:00 • committed by Greg Kurz
parent b8bbdb886e
commit a2a7862ca9
3 changed files with 102 additions and 153 deletions
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92
include/qemu/throttle-options.h Normal file
View file

@ -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