Messages in this thread | | | Date | Fri, 24 Nov 2017 14:04:13 +0000 | From | Alasdair G Kergon <> | Subject | Re: [PATCH 4/4] dm: convert table_device.count from atomic_t to refcount_t |
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On Fri, Nov 24, 2017 at 08:29:42AM +0000, Reshetova, Elena wrote: > By looking at the code, I don't see where the change in the reference counting > could have caused this. The cause was the bug I identified in patch 3, not this patch.
The regression is easily hit - tables that reference the same underlying device more than once are very common.
Alasdair
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