[libvirt] [PATCH 3/4] storage_file: Add a new flag to mark backing files that are safe to probe

Signed-off-by: Adam Litke <agl(a)us.ibm.com&gt; Acked-by: Eric Blake <eblake(a)redhat.com&gt; --- src/conf/domain_conf.c | 4 ++++ src/util/storage_file.h | 1 + 2 files changed, 5 insertions(+), 0 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 2d11785..a08c846 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -7825,6 +7825,10 @@ int virDomainDiskDefForeachPath(virDomainDiskDefPtr disk, if (format == VIR_STORAGE_FILE_AUTO && !allowProbing) format = VIR_STORAGE_FILE_RAW; /* Stops further recursion */ + + /* Allow probing for image formats that are safe */ + if (format == VIR_STORAGE_FILE_AUTO_SAFE) + format = VIR_STORAGE_FILE_AUTO; } while (nextpath); ret = 0; diff --git a/src/util/storage_file.h b/src/util/storage_file.h index c4d4650..1eef4c5 100644 --- a/src/util/storage_file.h +++ b/src/util/storage_file.h @@ -28,6 +28,7 @@ # include <stdbool.h> enum virStorageFileFormat { + VIR_STORAGE_FILE_AUTO_SAFE = -2, VIR_STORAGE_FILE_AUTO = -1, VIR_STORAGE_FILE_RAW = 0, VIR_STORAGE_FILE_DIR, -- 1.7.3.2.164.g6f10c