linux-kernel - Re: [PATCH 01/19] char_dev: replace cdev

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Message-ID: <20200830073101.GA112265@kroah.com>
Date:   Sun, 30 Aug 2020 09:31:01 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Jens Axboe <axboe@...nel.dk>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Denis Efremov <efremov@...ux.com>,
        "David S. Miller" <davem@...emloft.net>,
        Song Liu <song@...nel.org>, Al Viro <viro@...iv.linux.org.uk>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-ide@...r.kernel.org, linux-raid@...r.kernel.org,
        linux-scsi@...r.kernel.org, linux-m68k@...ts.linux-m68k.org
Subject: Re: [PATCH 01/19] char_dev: replace cdev_map with an xarray

On Sun, Aug 30, 2020 at 08:24:27AM +0200, Christoph Hellwig wrote:
> None of the complicated overlapping regions bits of the kobj_map are
> required for the character device lookup, so just a trivial xarray
> instead.
> 
> Signed-off-by: Christoph Hellwig <hch@....de>

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>