cpufreq: intel_pstate: constify attribute_group structures
attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by <linux/sysfs.h> work with const attribute_group. So mark the non-const structs as const. File size before: text data bss dec hex filename 15197 2552 40 17789 457d drivers/cpufreq/intel_pstate.o File size After adding 'const': text data bss dec hex filename 15261 2488 40 17789 457d drivers/cpufreq/intel_pstate.o Signed-off-by: NArvind Yadav <arvind.yadav.cs@gmail.com> Acked-by: NViresh Kumar <viresh.kumar@linaro.org> Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
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