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17e01f216b
For tape we need to control the retries. This patch adds a retries counter on the request for REQ_BLOCK_PC commands originating from scsi_execute* to use. REQ_BLOCK_PC commands comming from the block layer SG_IO path continue to use the retires set in the ULD init_command. (scsi_execute* does not set the gendisk so we do not execute the init_command in that path). Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>