On 05/26/2015 08:57 AM, Nicholas A. Bellinger wrote: > From: Nicholas Bellinger <n...@linux-iscsi.org> > > Hi all, > > Here is v2 series with HCH's recent changes to go ahead and drop > all se_port + t10_alua_tg_pt_gp_member usage within target-core in > favor of direct se_lun pointer dereference. > > This includes the original patch + minor fixes, along with two other > improvements for killing off se_lun->lun_sep_lock via RCU pointer > access, and converting the remaining se_lun->lun_active busy-wait > special cases to existing percpu se_lun->lun_ref access. > > Also included in the series is a recently discussed change to go > ahead and drop an unnecessary core_tpg_register() parameter, and > all associated target_core_fabric_ops forward declartions within > fabric driver code. > > The changes since -v1 include: > > - Move ->lun_se_dev assignments under se_device->se_port_lock > - All proper call_rcu() in backend drivers to allow for read-side > critical se_device RCU to complete > - Add se_device->hba_index to clean up RCU dereferences within > scsi_port_show_attr_inst() + scsi_tgt_port_show_attr_inst() > - Add various rcu_dereference and lockless_dereference RCU notation > > Please review. > > --nab > For the whole series:
Reviewed-by: Hannes Reinecke <h...@suse.de> Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage h...@suse.de +49 911 74053 688 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton HRB 21284 (AG Nürnberg) -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
