linux-kernel - Re: [PATCHv2 0/2] mdadm: setting device role of raid1 disk with failfast

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Message-ID: <20170327105923.GA6557@ws00837>
Date:   Mon, 27 Mar 2017 12:59:24 +0200
From:   Gioh Kim <gi-oh.kim@...fitbricks.com>
To:     jes.sorensen@...il.com
Cc:     neilb@...e.com, linux-raid@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 0/2] mdadm: setting device role of raid1 disk with
 failfast

Hi,
Is nobody interested in those patches?

On Mon, Mar 20, 2017 at 10:51:55AM +0100, Gioh Kim wrote:
> Hi,
> 
> I've found a case that failfast option of mdadm set a disk faulty wrongly.
> Following is my test case.
> 
> mdadm --create /dev/md100 -l 1 --failfast -e 1.2 -n 2 /dev/vdb /dev/vdc
> mdadm /dev/md100 -a --failfast /dev/vdd
> 
> If I use failfast option, the vdd disk was faulty wrongly.
> If not, it was spare.
> 
> This patch fixes a corner case for setting device role and
> prints device role if it's faulty.
> This patch is based on "mdadm - v4.0-8-g72b616a - 2017-03-07".
> 
> v2: fix a typo of v1
> 
> Gioh Kim (1):
>   super1: ignore failfast flag for setting device role
> 
> Jack Wang (1):
>   super1: check and output faulty dev role
> 
>  super1.c | 14 +++++++++-----
>  1 file changed, 9 insertions(+), 5 deletions(-)
> 
> -- 
> 2.5.0
> 

-- 
Best regards,
Gi-Oh Kim
TEL: 0176 2697 8962