arch/tile: warn and retry if an IPI is not accepted by the target cpu
authorChris Metcalf <cmetcalf@tilera.com>
Mon, 28 Feb 2011 18:32:14 +0000 (13:32 -0500)
committerChris Metcalf <cmetcalf@tilera.com>
Tue, 1 Mar 2011 21:20:16 +0000 (16:20 -0500)
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>

No differences found