n Wed, Mar 02, 2005 at 12:08:51PM -0500, Gene Heskett wrote: > On Wednesday 02 March 2005 07:03, Marcelo Tosatti wrote: > >On Wed, Mar 02, 2005 at 11:15:42AM -0000, Mark Yeatman wrote: > >> Hi > >> > >> Never had to log a bug before, hope this is correctly done. > >> > >> Thanks > >> > >> Mark > >> > >> Detail.... > >> > >> [1.] One line summary of the problem: > >> SCSI tape drive is refusing to rewind after backup to allow verify > >> and causing illegal seek error > >> > >> [2.] Full description of the problem/report: > >> On backup the tape drive is reporting the following error and > >> failing it's backups. > >> > >> tar: /dev/st0: Warning: Cannot seek: Illegal seek > >> > >> I have traced this back to failing at an upgrade of the kernel to > >> 2.4.29 on Feb 8th. The backups have not worked since. Replacement > >> Drives have been tried and cables to no avail. I noticed in the > >> the changelog that a patch by Solar Designer to the Scsi tape > >> return code had been made. > > > >v2.6 also contains the same problem BTW. > > > >Try this: > > > >--- a/drivers/scsi/st.c.orig 2005-03-02 09:02:13.637158144 -0300 > >+++ b/drivers/scsi/st.c 2005-03-02 09:02:20.208159200 -0300 > >@@ -3778,7 +3778,6 @@ > > read: st_read, > > write: st_write, > > ioctl: st_ioctl, > >- llseek: no_llseek, > > open: st_open, > > flush: st_flush, > > release: st_release, > >- > > Interesting Marcelo. How long has this been true in 2.6?
Actually I just checked and it seems v2.6 is not using "no_llseek". However John L. Males reports the same problem with v2.6 - John, care to retest with v2.6.10 ? > I thought I had an amanda problem, and eventually went to virtual > tapes on disk, largely because of this. However, I have to say it is > working better than tapes ever did here. Unforch, that 200GB disk is > certainly a single point of failure I don't relish thinking about... :) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/