I did some git bisecting during which I found it does matte wether you let the drive settle before mounting or not during the 2.6.25 devcycle. So after being struck at some random position I redid the bisection. This commit applies to: changing the medium (cd/dvd), waiting until the drive settles and mounting it. The kernel no longer changes the size of the medium in /sys/block/sr0/size, giving read errors for bigger mediae. -----8<-----8<----- 210ba1d1724f5c4ed87a2ab1a21ca861a915f734 is first bad commit commit 210ba1d1724f5c4ed87a2ab1a21ca861a915f734 Author: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> Date: Sat Jan 5 10:39:51 2008 -0600 [SCSI] sr: update to follow tray status correctly Based on an original patch from: David Martin <tasio@xxxxxxxxx> When trying to get the drive status via ioctl CDROM_DRIVE_STATUS, with no disk it gives CDS_TRAY_OPEN even if the tray is closed. ioctl works as expected with ide-cd driver. Gentoo bug report: http://bugs.gentoo.org/show_bug.cgi?id=196879 Cc: Maarten Bressers <mbres@xxxxxxxxxx> Signed-off-by: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> :040000 040000 704d23cdc9b3e5d596d879b4705586966b76e74d 9f1f71802ee45e734758d2c89d0b90102b549bdb M drivers ----->8----->8----- I'm forwarding this to the linux-scsi list, too. Ingo
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