linux-kernel - Re: [PATCH] clocksource/drivers/fttmr010: fix set_next

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Message-ID: <11647FAC-EF61-43F5-BBED-567AADA1D2C2@fb.com>
Date:   Fri, 21 Sep 2018 18:11:16 +0000
From:   Tao Ren <taoren@...com>
To:     Lei YU <mine260309@...il.com>, Joel Stanley <joel@....id.au>
CC:     Christopher Covington <cov@...com>,
        Andrew Jeffery <andrew@...id.au>,
        OpenBMC Maillist <openbmc@...ts.ozlabs.org>,
        "daniel.lezcano@...aro.org" <daniel.lezcano@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "linus.walleij@...aro.org" <linus.walleij@...aro.org>
Subject: Re: [PATCH] clocksource/drivers/fttmr010: fix set_next_event handler

On 9/20/18, 11:22 PM, "Lei YU" <mine260309@...il.com> wrote:

> Tested on Palmetto (OpenPOWER P8 with AST2400), and it does show the fix is
> working on AST2400 as well.
> Without the patch, usleep(100) takes tens of milliseconds randomly;
> With the patch, usleep(100) takes about 600~700 microseconds stably. 
>
> Tested-by: Lei YU <mine260309@...il.com>

Thank you Lei for the testing!


Thanks,
Tao Ren