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Re: [lvm-devel] [PATCH] let dmeventd unmount invalid snapshots (BZ 189462)



Dne 29.10.2010 13:49, Petr Rockai napsal(a):
> Hi again,
> 
> the somewhat delayed re-cast of the auto-umount patch is
> attached. Changes since the last time:
> 
> - the umount itself is now outside the dmeventd lvm2 lock, which should
>   mitigate the deadlock opportunities introduced by the umount
> - we fork & exec real /bin/umount now, meaning that /etc/mtab is updated
>   (well, if umount manages to update it, that is)
> 

Looks like a bit of problem for application which locks itself into memory, to
proceed all the time. Though currently I do not have good solution for this
problem in mind - so it's probably to have at least something in this moment.

Zdenek


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