tree 0eb6294049245e05f47fdb76e3f878c78c015d88
parent 4a03d90e35bc5273d27301fa669d4b2103196f94
author James Bottomley <James.Bottomley@SteelEye.com> 1196615440 +0200
committer James Bottomley <James.Bottomley@HansenPartnership.com> 1200097370 -0600

[SCSI] sd,sr: add early detection of medium not present

The current scsi_test_unit_ready() is updated to return sense code
information (in struct scsi_sense_hdr).  The sd and sr drivers are
changed to interpret the sense code return asc 0x3a as no media and
adjust the device status accordingly.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>