Re: [libvirt] [PATCH v13 04/49] add virhostdev files to maintain global state of host devices

Signed-off-by: Chunyan Liu <cyliu(a)suse.com&gt; --- po/POTFILES.in | 1 + src/Makefile.am | 1 + src/libvirt_private.syms | 4 ++ src/util/virhostdev.c | 103 ++++++++++++++++++++++++++++++++++++++++++++++ src/util/virhostdev.h | 44 +++++++++++++++++++ 5 files changed, 153 insertions(+), 0 deletions(-) create mode 100644 src/util/virhostdev.c create mode 100644 src/util/virhostdev.h +static void +virHostdevManagerCleanup(void) +{ + if (!hostdevMgr) + return; + + virObjectUnref(hostdevMgr->activePciHostdevs); + virObjectUnref(hostdevMgr->inactivePciHostdevs); + virObjectUnref(hostdevMgr->activeUsbHostdevs);

+ VIR_FREE(hostdevMgr->stateDir); + + VIR_FREE(hostdevMgr); +} + +static int +virHostdevOnceInit(void) +{ + if (VIR_ALLOC(hostdevMgr) < 0) + goto error; + + if ((hostdevMgr->activePciHostdevs = virPCIDeviceListNew()) == NULL) + goto error; + + if ((hostdevMgr->activeUsbHostdevs = virUSBDeviceListNew()) == NULL) + goto error; + + if ((hostdevMgr->inactivePciHostdevs = virPCIDeviceListNew()) == NULL) + goto error; + + if ((hostdevMgr->activeScsiHostdevs = virSCSIDeviceListNew()) == NULL) + goto error; + + if (VIR_STRDUP(hostdevMgr->stateDir, HOSTDEV_STATE_DIR) < 0) + goto error; + + if (virFileMakePath(hostdevMgr->stateDir) < 0) { + virReportError(VIR_ERR_OPERATION_FAILED, + _("Failed to create state dir '%s'"), + hostdevMgr->stateDir); + goto error; + } + + return 0; + +error: + virHostdevManagerCleanup(); + return -1; +}