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-rw-r--r--discover/udev.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/discover/udev.c b/discover/udev.c
index 75393d5..87a3748 100644
--- a/discover/udev.c
+++ b/discover/udev.c
@@ -74,12 +74,20 @@ static int udev_handle_block_add(struct pb_udev *udev, struct udev_device *dev,
const char *name)
{
struct discover_device *ddev;
+ unsigned int i = 0;
const char *typestr;
const char *uuid;
const char *path;
const char *node;
const char *prop;
const char *type;
+ const char *devname;
+ const char *ignored_types[] = {
+ "linux_raid_member",
+ "swap",
+ "LVM2_member",
+ NULL,
+ };
bool cdrom;
typestr = udev_device_get_devtype(dev);
@@ -118,9 +126,9 @@ static int udev_handle_block_add(struct pb_udev *udev, struct udev_device *dev,
/* If our environment's udev can recognise them explictly skip any
* device mapper devices we encounter */
- const char *devname = udev_device_get_property_value(dev, "DM_NAME");
+ devname = udev_device_get_property_value(dev, "DM_NAME");
if (devname) {
- pb_log("SKIP: dm-device %s\n", devname);
+ pb_debug("SKIP: dm-device %s\n", devname);
return 0;
}
@@ -130,6 +138,14 @@ static int udev_handle_block_add(struct pb_udev *udev, struct udev_device *dev,
return 0;
}
+ while (ignored_types[i]) {
+ if (!strncmp(type, ignored_types[i], strlen(ignored_types[i]))) {
+ pb_log("SKIP: %s: ignore '%s' filesystem\n", name, type);
+ return 0;
+ }
+ i++;
+ }
+
/* We may see multipath devices; they'll have the same uuid as an
* existing device, so only parse the first. */
uuid = udev_device_get_property_value(dev, "ID_FS_UUID");
@@ -155,7 +171,9 @@ static int udev_handle_block_add(struct pb_udev *udev, struct udev_device *dev,
udev_setup_device_params(dev, ddev);
- if (ddev->device->type == DEVICE_TYPE_DISK)
+ /* Create a snapshot for all disks, unless it is an assembled RAID array */
+ if (ddev->device->type == DEVICE_TYPE_DISK &&
+ !udev_device_get_property_value(dev, "MD_LEVEL"))
devmapper_init_snapshot(udev->handler, ddev);
device_handler_discover(udev->handler, ddev);
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