linux-kernel - Re: [PATCH 1/1] nvdimm: use the right length of "pmem"

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Message-ID: <CAPcyv4hwQQsZg-FG0h1yH-h4OsAe_Nd=-1=L9f-Zev2vUSHj2w@mail.gmail.com>
Date:   Sun, 30 Oct 2016 08:50:22 -0700
From:   Dan Williams <dan.j.williams@...el.com>
To:     Nicolas Iooss <nicolas.iooss_linux@....org>
Cc:     "linux-nvdimm@...ts.01.org" <linux-nvdimm@...ts.01.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] nvdimm: use the right length of "pmem"

On Sat, Oct 29, 2016 at 4:28 AM, Nicolas Iooss
<nicolas.iooss_linux@....org> wrote:
> In order to test that the name of a resource begins with "pmem", call
> strncmp() with 4 as length instead of 3 to match the whole prefix.
>
> Fixes: 16660eaea0cc ("libnvdimm, namespace: update label implementation
> for multi-pmem")
> Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@....org>

Thanks, although I would not call this out as a fix since the length
parameter could be 1 and still do the right thing.  I.e. we're
distinguishing "blk" from "pmem" resources.  I'll add this for 4.10 as
a cleanup.