linux-kernel - Re: [PATCH v2 07/21] ipmi: kcs_bmc: Make status update atomic

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Date:   Fri, 9 Apr 2021 05:32:01 +0000
From:   Zev Weiss <zweiss@...inix.com>
To:     Andrew Jeffery <andrew@...id.au>
CC:     "openipmi-developer@...ts.sourceforge.net" 
        <openipmi-developer@...ts.sourceforge.net>,
        "openbmc@...ts.ozlabs.org" <openbmc@...ts.ozlabs.org>,
        "minyard@....org" <minyard@....org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "ryan_chen@...eedtech.com" <ryan_chen@...eedtech.com>,
        "tmaimon77@...il.com" <tmaimon77@...il.com>,
        "linux-aspeed@...ts.ozlabs.org" <linux-aspeed@...ts.ozlabs.org>,
        "avifishman70@...il.com" <avifishman70@...il.com>,
        "venture@...gle.com" <venture@...gle.com>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "tali.perry1@...il.com" <tali.perry1@...il.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "lee.jones@...aro.org" <lee.jones@...aro.org>,
        "chiawei_wang@...eedtech.com" <chiawei_wang@...eedtech.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "benjaminfair@...gle.com" <benjaminfair@...gle.com>
Subject: Re: [PATCH v2 07/21] ipmi: kcs_bmc: Make status update atomic

On Fri, Mar 19, 2021 at 01:27:38AM CDT, Andrew Jeffery wrote:
>Enable more efficient implementation of read-modify-write sequences.
>Both device drivers for the KCS BMC stack use regmaps. The new callback
>allows us to exploit regmap_update_bits().
>
>Signed-off-by: Andrew Jeffery <andrew@...id.au>

Reviewed-by: Zev Weiss <zweiss@...inix.com>