tree 0658cf513d86730d785b94eb2dd469ac4d0a51b0
parent 22ab019b6ff8f3f93ddc93135d7e7ff24d982fe0
author Kiyoshi Ueda <k-ueda@ct.jp.nec.com> 1223143866 -0400
committer James Bottomley <James.Bottomley@HansenPartnership.com> 1224780136 -0500

[SCSI] refactor sdev/starget/shost busy checking

This patch refactors the busy checking codes of scsi_device,
Scsi_Host and scsi_target.  There should be no functional change.

This is a preparation for another patch which exports scsi's busy
state to the block layer for request stacking drivers.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>