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From:   Richard Weinberger <richard@nod.at>
To:     zhangjun <openzhangj@gmail.com>
Cc:     linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-fsdevel@vger.kernel.org, hsiangkao@mail.ru,
        kirill.shutemov@linux.intel.com, stable@vger.kernel.org
Subject: Re: [PATCH] ubifs: Get/put page when changing PG_private
Date:   Tue, 25 Dec 2018 22:08:09 +0100
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References: <20181215150130.19381-1-richard@nod.at> <386368225.TvJUPtmGVW@blindfold> <b9def265-5e93-a451-0f7b-91c0edac0b00@gmail.com>
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Am Dienstag, 25. Dezember 2018, 03:42:37 CET schrieb zhangjun:
> Hello,richard
> 
> 
> Before fully understanding this regression, in order to fix the bug of 
> cma_alloc(),
> submit a conservative patch that modifies count in iomap_migrate_page().
> Can you consider merging first?

No. There is no need to rush.
As it looks like the iomap regression is trivial, Christoph pointed out
that a case was forgotten.
But Dave is currently (like almost all of us) on vacation to confirm.

Thanks,
//richard