Re: [PATCH] Re: 2.5.67: ppa driver & preempt == oops

["Randy.Dunlap" <rddunlap@osdl.org>]

On Tue, 15 Apr 2003 16:51:53 -0700 walt <wa1ter@myrealbox.com> wrote:

| walt wrote:
| > Patrick Mansfield wrote:
| > 
| >> On Sun, Apr 13, 2003 at 07:44:04PM +0200, Gert Vervoort wrote:
| >>
| >> Here is a patch against 2.5.67, can you try it out?
| >>
| >> I did not compile let alone run with this patch.
| >>
| >> We never hold the host_lock while calling the detect function (unlike the
| >> io_request_lock, see the bizzare 2.4 code), so acquiring it inside
| >> ppa_detect is very wrong. I don't know why your scsi scan did not hang.
| >>
...
| > 
| > 
| > 
| > Yes!  Thank you.  This patch fixes the segfault of modprobe that I've 
| > been seeing for ages.
| 
| Hmm.  An important addendum --
| 
| I can mount and unmount the Zip disk as many times as I want, as long as
| I don't eject the disk from the drive.
| 
| Once I eject the disk and insert it again, the mount commant just hangs
| forever.  No error messages anywhere -- it just hangs.  I can't even
| kill the mount command.  The only way out is to reboot and then all is
| well again until the next time I eject the disk from the drive.


I don't know that it's _required_, but you can try doing
  umount /mnt/zip              (or /dev/sdx)
  eject /mnt/zip               (or dev/sdx)

and then eject it, reinsert it, try to mount, etc.?

--
~Randy