tree 474e0826b2b675ac4232bfe2f79c3aaff78e1ba0
parent 829181d8e30d2f25c104622be36f2d126fc84827
author Brad Bishop <bradleyb@fuzziesquirrel.com> 1487788900 -0500
committer Brad Bishop <bradleyb@fuzziesquirrel.com> 1487961425 -0500

Don't return errors when busy

Respond to method calls when the mapper is in the
middle of processing a NameOwnerChanged signal, rather
than returning ObjectPathInUse.

Prior to this patch mapper responses guaranteed causal ordering.
This patch removes that guarantee in order to remove the need
for operation retries.

Achieving both causal ordering and blocking responses is not possible
with python-dbus without additional threads.  This workaround will
serve as a mitigation until the mapper can be written with sdbus
bindings that do not have the limitations of python-dbus.

Resolves openbmc/openbmc#1145

Change-Id: Idc21a11d7cc815bc8d0fcb7f18edc63bfed14da9
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>