Re: Regression in: [PATCH 4/4] btrfs: qgroup: account shared subtree during snapshot delete

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On Tue, Nov 03, 2015 at 08:42:33PM +0100, Stefan Priebe wrote:
> Sorry don't know much about the btrfs internals.
> 
> I just can reproduce this. Switching to a kernel with this patch and
> without. With it takes ages - without it's super fast. I prooved
> this several times by just rebooting to the other kernel.

That's fine, disregard my previous e-mail - I just saw the mail Qu sent me.
There's a problem in the code that the patch calls which is causing your
performance issues. I'll CC you when I put out a fix.

Thanks,
	--Mark


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Mark Fasheh
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