29 lines
642 B
C
29 lines
642 B
C
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#ifndef __PAT_INTERNAL_H_
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#define __PAT_INTERNAL_H_
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extern int pat_debug_enable;
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#define dprintk(fmt, arg...) \
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do { if (pat_debug_enable) printk(KERN_INFO fmt, ##arg); } while (0)
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struct memtype {
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u64 start;
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u64 end;
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unsigned long type;
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struct list_head nd;
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struct rb_node rb;
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};
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static inline char *cattr_name(unsigned long flags)
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{
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switch (flags & _PAGE_CACHE_MASK) {
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case _PAGE_CACHE_UC: return "uncached";
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case _PAGE_CACHE_UC_MINUS: return "uncached-minus";
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case _PAGE_CACHE_WB: return "write-back";
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case _PAGE_CACHE_WC: return "write-combining";
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default: return "broken";
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}
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}
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#endif /* __PAT_INTERNAL_H_ */
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