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From: Luca Boccassi <luca.boccassi@gmail.com>
To: David Hunt <david.hunt@intel.com>, dev@dpdk.org
Cc: richael.zhuang@arm.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [20.11.3] test/power: fix CPU frequency when turbo enabled
Date: Fri, 13 Aug 2021 18:41:30 +0100	[thread overview]
Message-ID: <753fdf5fba68d8faf90b53a6d4fd8699c4a80d88.camel@gmail.com> (raw)
In-Reply-To: <20210813141830.15397-1-david.hunt@intel.com>

On Fri, 2021-08-13 at 15:18 +0100, David Hunt wrote:
> On arm platform, the value in "/sys/.../cpuinfo_cur_freq" may not
> be exactly the same as what was set when using CPPC cpufreq driver.
> For other cpufreq driver, no need to round it currently, or else
> this check will fail with turbo enabled. For example, with acpi_cpufreq,
> cpuinfo_cur_freq can be 2401000 which is equal to freqs[0].It should
> not be rounded to 2400000.
> 
> This is a version of the patch for 20.11.3 that fixes this issue
> withouth the dependency of having the CPPC support applied first
> (modified version of 29343b9030e38e8c3519ba01cb66724d45b13dc8)
> 
> Fixes: 606a234c6d360 ("test/power: round CPU frequency to check")
> Cc: stable@dpdk.org
> 
> Signed-off-by: David Hunt <david.hunt@intel.com>
> ---
>  app/test/test_power_cpufreq.c | 25 ++++++++++++++++---------
>  1 file changed, 16 insertions(+), 9 deletions(-)

Acked-by: Luca Boccassi <luca.boccassi@microsoft.com>

Applied and pushed, thanks (next time, please don't include 
dev@dpdk.org but only stable, given it's a backport - otherwise it gets
filtered).

-- 
Kind regards,
Luca Boccassi


      reply	other threads:[~2021-08-13 17:41 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-13 14:18 David Hunt
2021-08-13 17:41 ` Luca Boccassi [this message]

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