linux-kernel - Re: [PATCH 0/2] fix regression in direct I/O to pmem devices

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Message-ID: <CAPcyv4iw8nNqMhycx_uB9Jh2oPxSH3UV-V__CX9P2xjRzJPSUQ@mail.gmail.com>
Date:	Fri, 14 Aug 2015 13:23:34 -0700
From:	Dan Williams <dan.j.williams@...el.com>
To:	Jeff Moyer <jmoyer@...hat.com>
Cc:	Matthew R Wilcox <matthew.r.wilcox@...el.com>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	linux-nvdimm <linux-nvdimm@...1.01.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/2] fix regression in direct I/O to pmem devices

On Fri, Aug 14, 2015 at 1:22 PM, Dan Williams <dan.j.williams@...el.com> wrote:
> On Fri, Aug 14, 2015 at 1:15 PM, Jeff Moyer <jmoyer@...hat.com> wrote:
>> Linda Knippers noticed that commit bbab37ddc20b (block: Add support
>> for DAX reads/writes to block devices) caused a regression in mkfs.xfs.
>> Further investigation also uncovered issues related to misaligned
>> partitions.  This patch set addresses the two issues.
>>
>> [PATCH 1/2] dax: fix O_DIRECT I/O to the last block of a blockdev
>> [PATCH 2/2] blockdev: don't set S_DAX for misaligned partitions
>
> Should these be "Cc: <stable@...r.kernel.org>" given the regression
> fix is applicable back to 4.0?

Sorry, regression *since* 4.0.
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