| init.c (b8291adc191abec2095f03a130ac91506d345cae) | init.c (c109bf95992b391bb40bc37c5d309d13fead99b5) |
|---|---|
| 1#include <linux/gfp.h> 2#include <linux/initrd.h> 3#include <linux/ioport.h> 4#include <linux/swap.h> 5#include <linux/memblock.h> 6#include <linux/bootmem.h> /* for max_low_pfn */ 7 8#include <asm/cacheflush.h> --- 152 unchanged lines hidden (view full) --- 161 page_size_mask |= 1 << PG_LEVEL_2M; 162#endif 163 164 /* Enable PSE if available */ 165 if (cpu_has_pse) 166 cr4_set_bits_and_update_boot(X86_CR4_PSE); 167 168 /* Enable PGE if available */ | 1#include <linux/gfp.h> 2#include <linux/initrd.h> 3#include <linux/ioport.h> 4#include <linux/swap.h> 5#include <linux/memblock.h> 6#include <linux/bootmem.h> /* for max_low_pfn */ 7 8#include <asm/cacheflush.h> --- 152 unchanged lines hidden (view full) --- 161 page_size_mask |= 1 << PG_LEVEL_2M; 162#endif 163 164 /* Enable PSE if available */ 165 if (cpu_has_pse) 166 cr4_set_bits_and_update_boot(X86_CR4_PSE); 167 168 /* Enable PGE if available */ |
| 169 if (cpu_has_pge) { | 169 if (boot_cpu_has(X86_FEATURE_PGE)) { |
| 170 cr4_set_bits_and_update_boot(X86_CR4_PGE); 171 __supported_pte_mask |= _PAGE_GLOBAL; 172 } else 173 __supported_pte_mask &= ~_PAGE_GLOBAL; 174 175 /* Enable 1 GB linear kernel mappings if available: */ 176 if (direct_gbpages && boot_cpu_has(X86_FEATURE_GBPAGES)) { 177 printk(KERN_INFO "Using GB pages for direct mapping\n"); --- 577 unchanged lines hidden --- | 170 cr4_set_bits_and_update_boot(X86_CR4_PGE); 171 __supported_pte_mask |= _PAGE_GLOBAL; 172 } else 173 __supported_pte_mask &= ~_PAGE_GLOBAL; 174 175 /* Enable 1 GB linear kernel mappings if available: */ 176 if (direct_gbpages && boot_cpu_has(X86_FEATURE_GBPAGES)) { 177 printk(KERN_INFO "Using GB pages for direct mapping\n"); --- 577 unchanged lines hidden --- |