tree 303698ddc85ff93272bc9ef923f472edeb3f9d0d
parent b2ce2bdaf942172914a9a39b26065ff7aacdf962
author Chris Metcalf <cmetcalf@tilera.com> 1298917934 -0500
committer Chris Metcalf <cmetcalf@tilera.com> 1299014416 -0500

arch/tile: warn and retry if an IPI is not accepted by the target cpu

Previously we assumed this was impossible, but in fact it can happen.
Handle it gracefully by retrying after issuing a warning.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>