Re: [libvirt PATCH v6 08/30] nodedev: add ability to list defined mdevs

This adds an internal API to query for persistent mediated devices that are defined by mdevctl. Upcoming commits will make use of this information. Signed-off-by: Jonathon Jongsma <jjongsma(a)redhat.com&gt; --- src/node_device/node_device_driver.c | 18 +++++++++ src/node_device/node_device_driver.h | 3 ++ .../mdevctl-list-defined.argv | 1 + tests/nodedevmdevctltest.c | 39 +++++++++++++++++++ 4 files changed, 61 insertions(+) create mode 100644 tests/nodedevmdevctldata/mdevctl-list-defined.argv diff --git a/src/node_device/node_device_driver.c b/src/node_device/node_device_driver.c index a646692870..6911fa36da 100644 --- a/src/node_device/node_device_driver.c +++ b/src/node_device/node_device_driver.c @@ -860,6 +860,24 @@ virMdevctlStop(virNodeDeviceDefPtr def, char **errmsg) } +virCommand* +nodeDeviceGetMdevctlListCommand(bool defined, + char **output) +{ + virCommand *cmd = virCommandNewArgList(MDEVCTL, + "list", + "--dumpjson", + NULL); + + if (defined) + virCommandAddArg(cmd, "--defined"); + + virCommandSetOutputBuffer(cmd, output);