Add interface for creating the resource monitoring group according to '@virResctrlMonitor->path'.
Signed-off-by: Wang Huaqiang <[email protected]> --- src/libvirt_private.syms | 1 + src/util/virresctrl.c | 28 ++++++++++++++++++++++++++++ src/util/virresctrl.h | 6 ++++++ 3 files changed, 35 insertions(+) diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index e175c8b..a878083 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -2681,6 +2681,7 @@ virResctrlInfoGetMonitorPrefix; virResctrlInfoMonFree; virResctrlInfoNew; virResctrlMonitorAddPID; +virResctrlMonitorCreate; virResctrlMonitorDeterminePath; virResctrlMonitorNew; diff --git a/src/util/virresctrl.c b/src/util/virresctrl.c index 8b617a6..b3d20cc 100644 --- a/src/util/virresctrl.c +++ b/src/util/virresctrl.c @@ -2475,6 +2475,7 @@ virResctrlMonitorAddPID(virResctrlMonitorPtr monitor, return virResctrlAddPID(monitor->path, pid); } + int virResctrlMonitorDeterminePath(virResctrlMonitorPtr monitor, const char *machinename) @@ -2506,3 +2507,30 @@ virResctrlMonitorDeterminePath(virResctrlMonitorPtr monitor, return 0; } + + +int +virResctrlMonitorCreate(virResctrlAllocPtr alloc, + virResctrlMonitorPtr monitor, + const char *machinename) +{ + int lockfd = -1; + int ret = -1; + + if (!monitor) + return 0; + + monitor->alloc = virObjectRef(alloc); + + if (virResctrlMonitorDeterminePath(monitor, machinename) < 0) + return -1; + + lockfd = virResctrlLockWrite(); + if (lockfd < 0) + return -1; + + ret = virResctrlCreateGroupPath(monitor->path); + + virResctrlUnlock(lockfd); + return ret; +} diff --git a/src/util/virresctrl.h b/src/util/virresctrl.h index 69b6b1d..1efe394 100644 --- a/src/util/virresctrl.h +++ b/src/util/virresctrl.h @@ -196,7 +196,13 @@ virResctrlMonitorNew(void); int virResctrlMonitorAddPID(virResctrlMonitorPtr monitor, pid_t pid); + int virResctrlMonitorDeterminePath(virResctrlMonitorPtr monitor, const char *machinename); + +int +virResctrlMonitorCreate(virResctrlAllocPtr alloc, + virResctrlMonitorPtr monitor, + const char *machinename); #endif /* __VIR_RESCTRL_H__ */ -- 2.7.4 -- libvir-list mailing list [email protected] https://www.redhat.com/mailman/listinfo/libvir-list
