tree cac1072c6230a3c8f33213802f399a70fdc7e882
parent 0839875e0c197ded56bbae820e699f26d6fa2697
author Dan Williams <dan.j.williams@intel.com> 1216342796 -0700
committer Dan Williams <dan.j.williams@intel.com> 1216342796 -0700

iop_adma: directly reclaim descriptors on allocation failure

Force callers that trigger an "out of descriptors" condition to run the
cleanup loop directly.  Alleviates the requirement to have soft-irqs
enabled when polling for a descriptor in async_xor.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>