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Subject: Re: [PATCH v7 07/11] sparc64: optimized struct page zeroing
From: David Miller <davem@davemloft.net>
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From: Pasha Tatashin <pasha.tatashin@oracle.com>
Date: Wed, 30 Aug 2017 09:19:58 -0400

> The reason I am not doing initializing stores is because they require
> a membar, even if only regular stores are following (I hoped to do a
> membar before first load). This is something I was thinking was not
> true, but after consulting with colleagues and checking processor
> manual, I verified that it is the case.

Oh yes, that's right, now I remember.