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From: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
To: Arnd Bergmann <arnd@arndb.de>, Len Brown <lenb@kernel.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Viresh Kumar <viresh.kumar@linaro.org>
Cc: Doug Smythies <doug.smythies@gmail.com>,
	Toshi Kani <toshi.kani@hpe.com>,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cpufreq: intel_pstate: remove incorrect __initconst annotation
Date: Fri, 08 Jun 2018 08:21:52 -0700	[thread overview]
Message-ID: <228e36b1692a8676389a512f25e73affec2c71a6.camel@linux.intel.com> (raw)
In-Reply-To: <20180608151411.3892739-1-arnd@arndb.de>

On Fri, 2018-06-08 at 17:14 +0200, Arnd Bergmann wrote:
> We get a build warning about the newly introduced code in
> intel_pstate_init_cpu() that references an __initconst variable after
> it has been freed:
> 
I see Rafael already addressed this.
https://kernel.googlesource.com/pub/scm/linux/kernel/git/rafael/linux-p
m/+/41ab43c9c89e06ff08a4750d1b09e227ea97894f%5E%21/#F0

Thanks,
Srinivas

> WARNING: vmlinux.o(.text+0xf9eca2): Section mismatch in reference
> from the function intel_pstate_init_cpu() to the variable
> .init.rodata:intel_pstate_hwp_boost_ids
> The function intel_pstate_init_cpu() references
> the variable __initconst intel_pstate_hwp_boost_ids.
> This is often because intel_pstate_init_cpu lacks a __initconst
> annotation or the annotation of intel_pstate_hwp_boost_ids is wrong.
> 
> This removes the annotation to keep the variable around at
> runtime.
> 
> Fixes: f50f70793d78 ("cpufreq: intel_pstate: enable boost for Skylake
> Xeon")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---
>  drivers/cpufreq/intel_pstate.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/cpufreq/intel_pstate.c
> b/drivers/cpufreq/intel_pstate.c
> index 2065724dbffc..380936700165 100644
> --- a/drivers/cpufreq/intel_pstate.c
> +++ b/drivers/cpufreq/intel_pstate.c
> @@ -1794,7 +1794,7 @@ static const struct x86_cpu_id
> intel_pstate_cpu_ee_disable_ids[] = {
>  	{}
>  };
>  
> -static const struct x86_cpu_id intel_pstate_hwp_boost_ids[]
> __initconst = {
> +static const struct x86_cpu_id intel_pstate_hwp_boost_ids[] = {
>  	ICPU(INTEL_FAM6_SKYLAKE_X, core_funcs),
>  	ICPU(INTEL_FAM6_SKYLAKE_DESKTOP, core_funcs),
>  	{}

      reply	other threads:[~2018-06-08 15:21 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-08 15:14 Arnd Bergmann
2018-06-08 15:21 ` Srinivas Pandruvada [this message]

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