I wrote: > On 29 Nov, James Bottomley wrote: >> Can you try this patch? It should take the success return of the first >> spin up and act on it instead of blindly sending another. ... > Still no luck. Here is a log from a simpler test: > # sg_start --stop /dev/sdb > # echo 0xfffffff > /sys/module/scsi_mod/parameters/scsi_logging_level > # hdparm -tT /dev/sdb > This works under 2.6.27.y (i.e. disk spins up, hdparm proceeds) but > fails under 2.6.28-rc with disk put offline. > > The firmware apparently doesn't like the command abortion (SBP-2 fetch > agent reset) while it is spinning up. Same with firewire-sbp2 instead of ieee1394/sbp2: Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] sd_init_command: block=0, count=512 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] block=0 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] reading 512/512 512 byte blocks. Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Send: 0xffff88007169cf08 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 02 00 00 Nov 29 22:36:31 mini buffer = 0xffff88007c8e75f0, bufflen = 262144, queuecommand 0xffffffffa013c9df Nov 29 22:36:31 mini leaving scsi_dispatch_cmnd() Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Done: 0xffff88007169cf08 FAILED Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 02 00 00 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Sense Key : Not Ready [current] Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Add. Sense: Logical unit not ready, initializing command required Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] scsi host busy 1 failed 0 Nov 29 22:36:31 mini Waking error handler thread Nov 29 22:36:31 mini Error handler scsi_eh_2 waking up Nov 29 22:36:31 mini sd 2:0:0:0: scsi_eh_prt_fail_stats: cmds failed: 1, cancel: 0 Nov 29 22:36:31 mini Total of 1 commands on 1 devices require eh work Nov 29 22:36:31 mini scsi_eh_2: Sending START_UNIT to sdev: 0xffff88006e373000 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Send: 0xffff88007169cf08 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] CDB: Start/Stop Unit: 1b 00 00 00 01 00 Nov 29 22:36:31 mini buffer = 0x0000000000000000, bufflen = 0, queuecommand 0xffffffffa013c9df Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Done: 0xffff88007169cf08 SUCCESS Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] CDB: Start/Stop Unit: 1b 00 00 00 01 00 Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Unrecognized sense data (in hex): Nov 29 22:36:31 mini 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Nov 29 22:36:31 mini 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Nov 29 22:36:31 mini Sense Key : No Sense [current] Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] Add. Sense: No additional sense information Nov 29 22:36:31 mini sd 2:0:0:0: [sdb] scsi host busy 1 failed 1 Nov 29 22:36:31 mini scsi_send_eh_cmnd: scmd: ffff88007169cf08, timeleft: 0 Nov 29 22:36:31 mini firewire_sbp2: fw1.0: sbp2_scsi_abort Nov 29 22:36:31 mini scsi_eh_done scmd: ffff88007169cf08 result: 20000 Nov 29 22:36:33 mini firewire_sbp2: fw1.0: reconnected to LUN 0000 (0 retries) Nov 29 22:36:34 mini scsi_eh_2: START_UNIT failed to sdev: 0xffff88006e373000 Nov 29 22:36:34 mini scsi_eh_2: Sending BDR sdev: 0xffff88006e373000 Nov 29 22:36:34 mini scsi_eh_2: BDR failed sdev:0xffff88006e373000 Nov 29 22:36:34 mini scsi_eh_2: Sending target reset to target 0 Nov 29 22:36:34 mini scsi_eh_2: Target reset failed target: 0 Nov 29 22:36:34 mini scsi_eh_2: Sending BRST chan: 0 Nov 29 22:36:34 mini scsi_try_bus_reset: Snd Bus RST Nov 29 22:36:34 mini scsi_eh_2: BRST failed chan: 0 Nov 29 22:36:34 mini scsi_eh_2: Sending HRST Nov 29 22:36:34 mini scsi_try_host_reset: Snd Host RST Nov 29 22:36:34 mini scsi_eh_2: HRST failed Nov 29 22:36:34 mini sd 2:0:0:0: Device offlined - not ready after error recovery Nov 29 22:36:34 mini scsi_eh_2: flush finish cmd: ffff88007169cf08 Nov 29 22:36:34 mini sd 2:0:0:0: Notifying upper driver of completion (result 2) Nov 29 22:36:34 mini sd 2:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK Nov 29 22:36:34 mini 512 sectors total, 0 bytes done. Nov 29 22:36:34 mini sd 2:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK Nov 29 22:36:34 mini end_request: I/O error, dev sdb, sector 0 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 0 Nov 29 22:36:34 mini sd 2:0:0:0: rejecting I/O to offline device Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 0 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 1 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 2 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 3 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 4 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 5 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 6 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 7 Nov 29 22:36:34 mini Buffer I/O error on device sdb, logical block 8 Nov 29 22:36:34 mini scsi_restart_operations: waking up host to restart Nov 29 22:36:34 mini Error handler scsi_eh_2 sleeping Nov 29 22:36:37 mini sd 2:0:0:0: [sdb] sd_release Nov 29 22:36:39 mini firewire_sbp2: fw1.0: reconnected to LUN 0000 (0 retries) -- Stefan Richter -=====-==--- =-== ===-= http://arcgraph.de/sr/ -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
