linux-kernel - Re: [PATCH v2 15/17] md: Use enum for overloaded magic numbers used by mddev->curr

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Date:   Sun, 29 May 2022 23:01:59 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Logan Gunthorpe <logang@...tatee.com>
Cc:     linux-kernel@...r.kernel.org, linux-raid@...r.kernel.org,
        Song Liu <song@...nel.org>,
        Christoph Hellwig <hch@...radead.org>,
        Donald Buczek <buczek@...gen.mpg.de>,
        Guoqing Jiang <guoqing.jiang@...ux.dev>,
        Xiao Ni <xni@...hat.com>, Stephen Bates <sbates@...thlin.com>,
        Martin Oliveira <Martin.Oliveira@...eticom.com>,
        David Sloan <David.Sloan@...eticom.com>
Subject: Re: [PATCH v2 15/17] md: Use enum for overloaded magic numbers used
 by mddev->curr_resync

On Thu, May 26, 2022 at 10:36:02AM -0600, Logan Gunthorpe wrote:
> Comments in the code document special values used for
> mddev->curr_resync. Make this clearer by using an enum to label these
> values.
> 
> The only functional change is a couple places use the wrong comparison
> operator that implied 3 is another special value. They are all
> fixed to imply that 3 or greater is an active resync.

This already looks good, but shouldn't the curr_resync also be changed
to the new enum type?

Reviewed-by: Christoph Hellwig <hch@....de>