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d44b9d17fa
It looks good to move bugs_64.c to cpu/bugs_64.c. Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
34 lines
778 B
C
34 lines
778 B
C
/*
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* Copyright (C) 1994 Linus Torvalds
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* Copyright (C) 2000 SuSE
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <asm/alternative.h>
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#include <asm/bugs.h>
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#include <asm/processor.h>
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#include <asm/mtrr.h>
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#include <asm/cacheflush.h>
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void __init check_bugs(void)
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{
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identify_boot_cpu();
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#if !defined(CONFIG_SMP)
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printk("CPU: ");
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print_cpu_info(&boot_cpu_data);
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#endif
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alternative_instructions();
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/*
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* Make sure the first 2MB area is not mapped by huge pages
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* There are typically fixed size MTRRs in there and overlapping
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* MTRRs into large pages causes slow downs.
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*
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* Right now we don't do that with gbpages because there seems
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* very little benefit for that case.
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*/
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if (!direct_gbpages)
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set_memory_4k((unsigned long)__va(0), 1);
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}
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