Am Dienstag, 8. November 2005 17:24 schrieb goggin, edward: >I've run into a bug like this several times using 2.6.14-rc4 while >testing dm-multipath's reaction to uevents generated by forcing >fiber channel transport failures -- which leads to the scsi device >being detached and the queuedata pointer in the device's queue being >reset in scsi_device_dev_release. The fix I've used is below and >it seems to work well for me. I was going to place this patch on >dm-devel today or tomorrow anyway. > >drivers/scsi/scsi_lib.c:scsi_next_command() >Call scsi_device_get and scsi_device_put around the calls to >scsi_put_command >and scsi_run_queue so that the scsi host structure will not be de-allocated >between scsi_put_command and scsi_run_queue. > >*** ../base/linux-2.6.14-rc4/drivers/scsi/scsi_lib.c Mon Oct 10 20:19:19 >2005 >--- drivers/scsi/scsi_lib.c Thu Nov 3 13:30:03 2005 >*************** >*** 592,601 **** Your patch is linewrapped. Also please use unified diff format, good choice for diff options is "-Naurp". Eike
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