[RTEMS Project] #2355: SPARC: Several shared drivers are not SMP ready

RTEMS trac trac at rtems.org
Tue Nov 21 09:29:22 UTC 2017

#2355: SPARC: Several shared drivers are not SMP ready
 Reporter:  Sebastian Huber  |       Owner:  Daniel Hellstrom
     Type:  defect           |      Status:  closed
 Priority:  highest          |   Milestone:  5.1
Component:  arch/sparc       |     Version:  5
 Severity:  blocker          |  Resolution:  fixed
 Keywords:                   |
Changes (by Daniel Hellstrom <daniel@…>):

 * status:  new => closed
 * resolution:   => fixed


 In [changeset:"4d7e4bb2139439e676a9131cad3b1a9aa04037ae/rtems"
 #!CommitTicketReference repository="rtems"
 leon, gr1553rt: adding SMP protection

 Add device spin-lock around internal data structures. Since the driver
 provides a low-level C API accessing the descriptors the application
 still needs to implement part of the SMP synchonization needed between
 Interrupt handler and tasks.

 Close #2355.

Ticket URL: <http://devel.rtems.org/ticket/2355#comment:14>
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