Re: [PATCH 1/2] Disk hot removal causing oopses and fixes

From: Stefan Richter
Date: Wed Oct 21 2009 - 17:19:53 EST


Stefan Richter wrote:
> I dare say without knowing the MMC and block system: It is not a
> locking issue, it is a reference counting issue.
[...]
> The whole secret is not to forget to count _all_ references.

PS, in case that it might be needed: Sometimes a low level wants to
wait for the moment until its upper level users went away. Reference
counting is then coupled with constructs like wait_for_completion then.
--
Stefan Richter
-=====-==--= =-=- =-=-=
http://arcgraph.de/sr/
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