> > On Wed, 2011-09-21 at 22:05 -0700, Dan Williams wrote: > > port->dev_list maintains a list of devices attached to a given sas root port. > > It needs to be mutated under a lock as contexts outside of the > > single-threaded-libsas-workqueue access the list via > sas_find_dev_by_rphy(). > > Fixup locations where the list was being mutated without a lock. > > > > This is a follow-up to commit 5911e963 "[SCSI] libsas: remove expander > > from dev list on error", where Luben noted [1]: > > > > > 2/ We have unlocked list manipulations in sas_ex_discover_end_dev(), > > > sas_unregister_common_dev(), and sas_ex_discover_end_dev() > > > > Yes, I can see that and that is very unfortunate. > > > > [1]: http://marc.info/?l=linux-scsi&m=131480962006471&w=2 > > Since this call for testing was issued 11 days ago, did anyone actually > test this patch? > > James > [Jack Wang] Hi James, I do preliminary test, and it works fine. -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
