Date: Tue, 03 Jul 2012 22:42:00 -0600 From: Ian Lepore <freebsd@damnhippie.dyndns.org> To: George Mitchell <george+freebsd@m5p.com> Cc: freebsd-stable@freebsd.org Subject: Re: 9.0-STABLE: Can't umount umass device Message-ID: <1341376920.1097.46.camel@revolution.hippie.lan> In-Reply-To: <4FF3918F.1080002@m5p.com> References: <4FF3918F.1080002@m5p.com>
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On Tue, 2012-07-03 at 20:42 -0400, George Mitchell wrote: > uname -a: > FreeBSD wonderland.m5p.com 9.0-STABLE FreeBSD 9.0-STABLE #9: Sun Jun 3 > 10:01:09 EDT 2012 > george@wonderland.m5p.com:/usr/obj/usr/src/sys/WONDERLAND amd64 > > dmesg | grep umass: > umass0: <Bulk-In, Bulk-Out, Interface> on usbus2 > umass0: SCSI over Bulk-Only; quirks = 0x4000 > umass0:3:0:-1: Attached to scbus3 > (probe0:umass-sim0:0:0:0): TEST UNIT READY. CDB: 0 0 0 0 0 0 > (probe0:umass-sim0:0:0:0): CAM status: SCSI Status Error > (probe0:umass-sim0:0:0:0): SCSI status: Check Condition > (probe0:umass-sim0:0:0:0): SCSI sense: UNIT ATTENTION asc:28,0 (Not > ready to ready change, medium may have changed) > da0 at umass-sim0 bus 0 scbus3 target 0 lun 0 > > # mount -t msdosfs /dev/da0s1 /flash > # umount /flash > umount: unmount of /flash failed: Device busy > > -- George Mitchell Are you running a desktop environment that automatically launches gam_server to watch for changes on mounted filesystems? If so, the fix is to edit /usr/local/etc/gamin/gaminrc and tell it to use polling rather than kernel notification on the mount points you use for removable media. -- Ian
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