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Date:   Fri, 15 Oct 2021 18:01:18 -0600
From:   Keith Busch <>
To:     Luis Chamberlain <>
Subject: Re: [PATCH 02/13] nvme-multipath: add error handling support for

On Fri, Oct 15, 2021 at 04:52:08PM -0700, Luis Chamberlain wrote:
> We never checked for errors on add_disk() as this function
> returned void. Now that this is fixed, use the shiny new
> error handling.
> Since we now can tell for sure when a disk was added, move
> setting the bit NVME_NSHEAD_DISK_LIVE only when we did
> add the disk successfully.
> Nothing to do here as the cleanup is done elsewhere. We take
> care and use test_and_set_bit() because it is protects against
> two nvme paths simultaneously calling device_add_disk() on the
> same namespace head.

Looks good, thank you.

Reviewed-by: Keith Busch <>

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