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authorSheng Yang <sheng@yasker.org>2015-11-14 14:17:16 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2015-11-29 03:01:45 -0800
commit2628b352c3d4905adf8129ea50900bd980b6ccef (patch)
tree632ad805862f0b022c668ed5d0192eb4a0e37a58 /fs/configfs
parent1ec218373b8ebda821aec00bb156a9c94fad9cd4 (diff)
tcm_loop: Show address of tpg in configfs
In the past, the scsi_host's number wasn't shown anywhere, user have to depends on vpg_83 to find the block device, which is also depends on backstore implementation. It's better for tcm_loop to provide necessary straightforward information on locate the block device it created. This patch would help to locate the block device created by tcm_loop. The address would be shown at e.g. /sys/kernel/config/target/loopback/naa.60014059436855c1/tpgt_1/address which would looks like "2:0:1", and the lun number can be found at "/tpgt_1/lun/lun_0". Altogether they formated the scsi address of device as "2:0:1:0", which can be used to locate the device easily through 'lsscsi'. (Update to >= v4.4-rc1 configfs attribute usage - nab) Signed-off-by: Sheng Yang <sheng@yasker.org> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'fs/configfs')
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