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Lines 35-42
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| 35 |
unsigned long cr0 = read_cr0(); |
35 |
unsigned long cr0 = read_cr0(); |
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write_cr0(((cr0 & (0xdfffffff)) | 0x40000000)); |
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write_cr0(((cr0 & (0xdfffffff)) | 0x40000000)); |
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wbinvd(); |
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wbinvd(); |
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#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 20, 0) |
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*cr4 = read_cr4(); |
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*cr4 = read_cr4(); |
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if (*cr4 & 0x80) write_cr4(*cr4 & ~0x80); |
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if (*cr4 & 0x80) write_cr4(*cr4 & ~0x80); |
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#else |
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*cr4 = __read_cr4(); |
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if (*cr4 & 0x80) __write_cr4(*cr4 & ~0x80); |
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#endif |
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__flush_tlb(); |
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__flush_tlb(); |
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} |
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} |
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Lines 46-52
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| 46 |
wbinvd(); |
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wbinvd(); |
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__flush_tlb(); |
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__flush_tlb(); |
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write_cr0((cr0 & 0x9fffffff)); |
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write_cr0((cr0 & 0x9fffffff)); |
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#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 20, 0) |
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if (cr4 & 0x80) write_cr4(cr4); |
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if (cr4 & 0x80) write_cr4(cr4); |
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#else |
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if (cr4 & 0x80) __write_cr4(cr4); |
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#endif |
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} |
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} |
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| 52 |
static int nv_determine_pat_mode(void) |
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static int nv_determine_pat_mode(void) |
