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parisc: Reduce overhead of parisc_requires_coherency()

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Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller
2015-12-12 18:22:03 +01:00
parent 602c9c9a01
commit fc63257503
2 changed files with 17 additions and 10 deletions
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10
arch/parisc/kernel/processor.c
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@@ -44,6 +44,10 @@
struct system_cpuinfo_parisc boot_cpu_data __read_mostly;
EXPORT_SYMBOL(boot_cpu_data);
#ifdef CONFIG_PA8X00
int _parisc_requires_coherency __read_mostly;
EXPORT_SYMBOL(_parisc_requires_coherency);
#endif
DEFINE_PER_CPU(struct cpuinfo_parisc, cpu_data);
@@ -277,8 +281,12 @@ void __init collect_boot_cpu_data(void)
boot_cpu_data.cpu_type = parisc_get_cpu_type(boot_cpu_data.hversion);
boot_cpu_data.cpu_name = cpu_name_version[boot_cpu_data.cpu_type][0];
boot_cpu_data.family_name = cpu_name_version[boot_cpu_data.cpu_type][1];
}
#ifdef CONFIG_PA8X00
_parisc_requires_coherency = (boot_cpu_data.cpu_type == mako) ||
(boot_cpu_data.cpu_type == mako2);
#endif
}
/**