Final forward port of PDQ performance patches

Change-Id: I4ef131b3cc7648d4571a4d854029efb1aff8b901
Signed-off-by: Peter Portante <peter.portante@redhat.com>
Reviewed-on: http://review.gluster.org/5305
Reviewed-by: Luis Pabon <lpabon@redhat.com>
Tested-by: Luis Pabon <lpabon@redhat.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/gluster/swift/common/exceptions.py b/gluster/swift/common/exceptions.py
index 75a95ec..ec74353 100644
--- a/gluster/swift/common/exceptions.py
+++ b/gluster/swift/common/exceptions.py
@@ -14,10 +14,22 @@
 # limitations under the License.
 
 
+class GlusterFileSystemOSError(OSError):
+    pass
+
+
+class GlusterFileSystemIOError(IOError):
+    pass
+
+
 class GlusterfsException(Exception):
     pass
 
 
+class FailureToMountError(GlusterfsException):
+    pass
+
+
 class FileOrDirNotFoundError(GlusterfsException):
     pass
 
@@ -28,3 +40,7 @@ class NotDirectoryError(GlusterfsException):
 
 class AlreadyExistsAsDir(GlusterfsException):
     pass
+
+
+class AlreadyExistsAsFile(GlusterfsException):
+    pass