Re: [PATCH] pagemap: fix order of pmd_trans_unstable() and pmd_trans_huge_lock()
From: Naoya Horiguchi
Date: Thu Mar 29 2012 - 18:53:50 EST
(3/29/2012 16:25), Andrea Arcangeli wrote:
> On Thu, Mar 29, 2012 at 04:41:41AM -0400, Naoya Horiguchi wrote:
>> pmd_trans_unstable() in pagemap_pte_range() comes before pmd_trans_huge_lock()
>> now, which means that pagewalk kicked by reading /proc/pid/pagemap does not
>> run over thp. This patch fixes it.
> This should be fixed already.
Oh, you're right. Thanks.
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