Re: [PATCH] rhashtable: detect when object movement between tables might have invalidated a lookup

[David Miller]

From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Mon, 19 Nov 2018 12:06:34 +0800

> On Mon, Nov 19, 2018 at 11:56:35AM +0800, Herbert Xu wrote:
>>
>> I take that back.  Because of your shift which cancels out the
>> shift in NULLS_MARKER, it would appear that this should work just
>> fine with RHT_NULLS_MARRKER(0), no? IOW, it would appear that
>> 
>> 	RHT_NULLS_MARKER(0) = RHT_NULLS_MARKER(RHT_NULLS_MARKER(0))
> 
> My emails to Neil are bouncing:
> 
> 	neilb@xxxxxxxx
> 	  host smtp.glb1.softwaregrp.com [15.124.2.87]
> 	  SMTP error from remote mail server after RCPT TO:<neilb@xxxxxxxx>:
> 	  550 Cannot process address

Yeah this just started happening 2 days ago.