linux-kernel - Re: [PATCH v8] staging: unisys: visorhba: Convert module from IDR to XArray

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Date:   Tue, 4 May 2021 18:04:28 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
Cc:     outreachy-kernel@...glegroups.com,
        David Kershner <david.kershner@...sys.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        sparmaintainer@...sys.com, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org, Matthew Wilcox <willy@...radead.org>,
        Daniel Vetter <daniel@...ll.ch>
Subject: Re: [PATCH v8] staging: unisys: visorhba: Convert module from IDR to
 XArray

On Tue, May 04, 2021 at 05:01:25PM +0200, Fabio M. De Francesco wrote:
> Converted visorhba from IDR to XArray. The abstract data type XArray is
> more memory-efficient, parallelizable and cache friendly. It takes
> advantage of RCU to perform lookups without locking. Furthermore, IDR is
> deprecated because XArray has a better (cleaner and more consistent)
> API.
> 
> Signed-off-by: Fabio M. De Francesco <fmdefrancesco@...il.com>

Thanks!  Looks good to me.

Reviewed-by: Dan Carpenter <dan.carpenter@...cle.com>

regards,
dan carpenter