On Mon, Oct 31, 2016 at 05:23:01PM -0400, John Ferlan wrote:
Add in the block I/O throttling group parameter to the command line
if supported. If not supported, fail command creation.
Add the xml2argvtest for testing.
Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
---
src/qemu/qemu_command.c | 13 +++++++++
.../qemuxml2argv-blkdeviotune-group-num.args | 32 ++++++++++++++++++++++
tests/qemuxml2argvtest.c | 4 +++
3 files changed, 49 insertions(+)
create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-blkdeviotune-group-num.args
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index b68da3d..cf1512a 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -1827,6 +1836,10 @@ qemuBuildDriveStr(virDomainDiskDefPtr disk,
IOTUNE_ADD(write_iops_sec_max, "iops-write-max");
IOTUNE_ADD(size_iops_sec, "iops-size");
+ if (disk->blkdeviotune.group_name) {
+ virBufferAsprintf(&opt, ",throttling.group=%s",
+ disk->blkdeviotune.group_name);
And you need to escape it for the command-line here just in case it has a comma in it for example.
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