diff options
-rw-r--r-- | include/asm-i386/pgtable.h | 4 | ||||
-rw-r--r-- | include/asm-x86_64/pgtable.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/include/asm-i386/pgtable.h b/include/asm-i386/pgtable.h index c797286b512f..f51fd2c956bb 100644 --- a/include/asm-i386/pgtable.h +++ b/include/asm-i386/pgtable.h | |||
@@ -215,11 +215,13 @@ extern unsigned long pg0[]; | |||
215 | * The following only work if pte_present() is true. | 215 | * The following only work if pte_present() is true. |
216 | * Undefined behaviour if not.. | 216 | * Undefined behaviour if not.. |
217 | */ | 217 | */ |
218 | #define __LARGE_PTE (_PAGE_PSE | _PAGE_PRESENT) | ||
218 | static inline int pte_user(pte_t pte) { return (pte).pte_low & _PAGE_USER; } | 219 | static inline int pte_user(pte_t pte) { return (pte).pte_low & _PAGE_USER; } |
219 | static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_USER; } | 220 | static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_USER; } |
220 | static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_DIRTY; } | 221 | static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_DIRTY; } |
221 | static inline int pte_young(pte_t pte) { return (pte).pte_low & _PAGE_ACCESSED; } | 222 | static inline int pte_young(pte_t pte) { return (pte).pte_low & _PAGE_ACCESSED; } |
222 | static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_RW; } | 223 | static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_RW; } |
224 | static inline int pte_huge(pte_t pte) { return ((pte).pte_low & __LARGE_PTE) == __LARGE_PTE; } | ||
223 | 225 | ||
224 | /* | 226 | /* |
225 | * The following only works if pte_present() is not true. | 227 | * The following only works if pte_present() is not true. |
@@ -236,7 +238,7 @@ static inline pte_t pte_mkexec(pte_t pte) { (pte).pte_low |= _PAGE_USER; return | |||
236 | static inline pte_t pte_mkdirty(pte_t pte) { (pte).pte_low |= _PAGE_DIRTY; return pte; } | 238 | static inline pte_t pte_mkdirty(pte_t pte) { (pte).pte_low |= _PAGE_DIRTY; return pte; } |
237 | static inline pte_t pte_mkyoung(pte_t pte) { (pte).pte_low |= _PAGE_ACCESSED; return pte; } | 239 | static inline pte_t pte_mkyoung(pte_t pte) { (pte).pte_low |= _PAGE_ACCESSED; return pte; } |
238 | static inline pte_t pte_mkwrite(pte_t pte) { (pte).pte_low |= _PAGE_RW; return pte; } | 240 | static inline pte_t pte_mkwrite(pte_t pte) { (pte).pte_low |= _PAGE_RW; return pte; } |
239 | static inline pte_t pte_mkhuge(pte_t pte) { (pte).pte_low |= _PAGE_PRESENT | _PAGE_PSE; return pte; } | 241 | static inline pte_t pte_mkhuge(pte_t pte) { (pte).pte_low |= __LARGE_PTE; return pte; } |
240 | 242 | ||
241 | #ifdef CONFIG_X86_PAE | 243 | #ifdef CONFIG_X86_PAE |
242 | # include <asm/pgtable-3level.h> | 244 | # include <asm/pgtable-3level.h> |
diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h index 20476d129893..a1ada852f00e 100644 --- a/include/asm-x86_64/pgtable.h +++ b/include/asm-x86_64/pgtable.h | |||
@@ -247,6 +247,7 @@ static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot) | |||
247 | * The following only work if pte_present() is true. | 247 | * The following only work if pte_present() is true. |
248 | * Undefined behaviour if not.. | 248 | * Undefined behaviour if not.. |
249 | */ | 249 | */ |
250 | #define __LARGE_PTE (_PAGE_PSE|_PAGE_PRESENT) | ||
250 | static inline int pte_user(pte_t pte) { return pte_val(pte) & _PAGE_USER; } | 251 | static inline int pte_user(pte_t pte) { return pte_val(pte) & _PAGE_USER; } |
251 | extern inline int pte_read(pte_t pte) { return pte_val(pte) & _PAGE_USER; } | 252 | extern inline int pte_read(pte_t pte) { return pte_val(pte) & _PAGE_USER; } |
252 | extern inline int pte_exec(pte_t pte) { return pte_val(pte) & _PAGE_USER; } | 253 | extern inline int pte_exec(pte_t pte) { return pte_val(pte) & _PAGE_USER; } |
@@ -254,8 +255,8 @@ extern inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } | |||
254 | extern inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } | 255 | extern inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } |
255 | extern inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_RW; } | 256 | extern inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_RW; } |
256 | static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } | 257 | static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } |
258 | static inline int pte_huge(pte_t pte) { return (pte_val(pte) & __LARGE_PTE) == __LARGE_PTE; } | ||
257 | 259 | ||
258 | #define __LARGE_PTE (_PAGE_PSE|_PAGE_PRESENT) | ||
259 | extern inline pte_t pte_rdprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; } | 260 | extern inline pte_t pte_rdprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; } |
260 | extern inline pte_t pte_exprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; } | 261 | extern inline pte_t pte_exprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; } |
261 | extern inline pte_t pte_mkclean(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_DIRTY)); return pte; } | 262 | extern inline pte_t pte_mkclean(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_DIRTY)); return pte; } |