[libvirt] [PATCH v2 1/4] Added function pciSysfsFile to enable access to the PCI SYSFS files.
---
src/util/pci.c | 16 ++++++++++++++++
src/util/pci.h | 2 ++
2 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/src/util/pci.c b/src/util/pci.c
index cd82b43..d0ba4c5 100644
--- a/src/util/pci.c
+++ b/src/util/pci.c
@@ -2027,6 +2027,22 @@ out:
}
/*
+ * Returns a path to the PCI sysfs file given the BDF of the PCI function
+ */
+
+int
+pciSysfsFile(char *pciDeviceName, char **pci_sysfs_device_link)
+{
+ if (virAsprintf(pci_sysfs_device_link, PCI_SYSFS "devices/%s",
+ pciDeviceName) < 0) {
+ virReportOOMError();
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
* Returns the network device name of a pci device
*/
int
diff --git a/src/util/pci.h b/src/util/pci.h
index 76e37e3..f98e745 100644
--- a/src/util/pci.h
+++ b/src/util/pci.h
@@ -109,4 +109,6 @@ int pciGetVirtualFunctionIndex(const char *pf_sysfs_device_link,
int pciDeviceNetName(char *device_link_sysfs_path, char **netname);
+int pciSysfsFile(char *pciDeviceName, char **pci_sysfs_device_link);
+
#endif /* __VIR_PCI_H__ */
--
1.7.4.4