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determined from > the MODE SENSE capabilities page. They require the SCSI GET > CONFIGURATION command, which is only issued later by > cdrom_open_write() at device open time. Reviewing this involved quite a bit of digging through ancient specs... I don't particularly like how that decision process is split between sr.c and cdrom.c. My preference would be to defer setting the device writable state until after GET CONFIGURATION has been called in cdrom.c. -- Martin K. Petersen