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DateSat, 29 Nov 2003 01:44:35 -0800
FromWilliam Lee Irwin III <>
SubjectRe: Rootfs mounted from user space - problem with umount
William Lee Irwin III wrote:
>> Looks like either namespace->sem or sb->s_umount; you should be able
>> to put some instrumentation code in down_write() and/or down_read() to
>> see who acquired it first by checking to see if the sem acquired belongs
>> to rootfs' sb or some namespace (doubtful you'll create many of them).

On Sat, Nov 29, 2003 at 04:40:51AM -0500, John Zielinski wrote:
> Found it.  It was a stupid mistake.  I made the get_sb function return 
> the same superblock when it was still get_sb_nodev.  When I switched it 
> to the proper get_sb_single I forgot to remove the code that returned 
> the old sb so it wasn't calling get_sb_single to increase the sb's usage 
> count.  Doh!

Cool! So when do we get a swappable initrd's/initramfs's?


-- wli
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