Messages in this thread | | | Date | Mon, 2 Apr 2007 10:07:31 +0300 | From | "Pekka Enberg" <> | Subject | Re: mcdx -- do_request(): non-read command to cd!! |
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Hi Rene,
On 4/2/07, Rene Herman <rene.herman@gmail.com> wrote: > root@5va2:~# dd if=/dev/mcdx0 of=/dev/null bs=2048 > 0+0 records in > 0+0 records out > 0 bytes (0 B) copied, 0.000221955 seconds, 0.0 kB/s > root@5va2:~# > > This I know isn't: > > root@5va2:~# readcd dev=/dev/mcdx0 f=/dev/null > Segmentation fault > root@5va2:~# > > (leaves a "note: readcd[1174] exited with preempt_count 1" in the log) > > and after a "mount -t iso9660 /dev/mcdx0 /mnt/cdrom", a: > > root@5va2:~# tar cv /mnt/cdrom >/dev/null > > has upto now done all of:
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Try with CONFIG_PREEMPT_NONE as suggested by Jens. Can we see strace for the dd, readcd, and tar runs, please? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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