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authorNicholas Bellinger <nab@linux-iscsi.org>2014-02-20 01:53:07 +0100
committerNicholas Bellinger <nab@linux-iscsi.org>2014-02-20 22:01:17 +0100
commit7474f52a82d51da2e6110e91bba8b000cb9cf803 (patch)
tree7ea5e1f43284aa10debb071398abd4c10178a956 /drivers/scsi/53c700.scr
parenttcm_qla2xxx: Add NPIV specific enable/disable attribute logic (diff)
downloadlinux-7474f52a82d51da2e6110e91bba8b000cb9cf803.tar.xz
linux-7474f52a82d51da2e6110e91bba8b000cb9cf803.zip
tcm_qla2xxx: Perform configfs depend/undepend for base_tpg
This patch performs configfs_depend_item() during TPG enable for base_tpg (eg: non-NPIV) ports, and configfs_undepend_item() during TPG disable for base_tpg. This is done to ensure that any attempt to configfs rmdir a base_tpg with active NPIV ports will fail with -EBUSY, until all associated NPIV ports have been explicitly shutdown and base_tpg disabled. Note that the actual configfs_[un]depend_item() is done from seperate process context, as these are not intended to be called directly from configfs callbacks. Cc: Sawan Chandak <sawan.chandak@qlogic.com> Cc: Quinn Tran <quinn.tran@qlogic.com> Cc: Saurav Kashyap <saurav.kashyap@qlogic.com> Cc: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/scsi/53c700.scr')
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