Re: [libvirt] [PATCH v4 2/6] qemu: Add the capability to detect if the qemu binary have the capability to use bps_max and friends

Add a value in the enum virQEMUCapsFlags for the qemu capability. Set it with virQEMUCapsSet if the binary suport bps_max and they friends. Signed-off-by: Matthias Gatto <matthias.gatto(a)outscale.com&gt; --- src/qemu/qemu_capabilities.c | 2 ++ src/qemu/qemu_capabilities.h | 1 + tests/qemucapabilitiesdata/caps_2.1.1-1.caps | 1 + 3 files changed, 4 insertions(+) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index a409aaf..b73d520 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -270,6 +270,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST, "splash-timeout", /* 175 */ "iothread", "migrate-rdma", + "drive-iotune-max", ); @@ -2448,6 +2449,7 @@ static struct virQEMUCapsCommandLineProps virQEMUCapsCommandLine[] = { { "spice", "disable-agent-file-xfer", QEMU_CAPS_SPICE_FILE_XFER_DISABLE }, { "msg", "timestamp", QEMU_CAPS_MSG_TIMESTAMP }, { "numa", NULL, QEMU_CAPS_NUMA }, + { "drive", "throttling.bps-total-max", QEMU_CAPS_DRIVE_IOTUNE_MAX}, }; static int diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h index a0bb5d3..9778be5 100644 --- a/src/qemu/qemu_capabilities.h +++ b/src/qemu/qemu_capabilities.h @@ -217,6 +217,7 @@ typedef enum { QEMU_CAPS_SPLASH_TIMEOUT = 175, /* -boot splash-time */ QEMU_CAPS_OBJECT_IOTHREAD = 176, /* -object iothread */ QEMU_CAPS_MIGRATE_RDMA = 177, /* have rdma migration */ + QEMU_CAPS_DRIVE_IOTUNE_MAX = 178, /* -drive bps_max= and friends */ QEMU_CAPS_LAST, /* this must always be the last item */ } virQEMUCapsFlags; diff --git a/tests/qemucapabilitiesdata/caps_2.1.1-1.caps b/tests/qemucapabilitiesdata/caps_2.1.1-1.caps index 71d2459..fadfbb0 100644 --- a/tests/qemucapabilitiesdata/caps_2.1.1-1.caps +++ b/tests/qemucapabilitiesdata/caps_2.1.1-1.caps @@ -159,4 +159,5 @@ <flag name='splash-timeout'/> <flag name='iothread'/> <flag name='migrate-rdma'/> + <flag name='drive-iotune-max'/> </qemuCaps>