diff options
Diffstat (limited to 'arch/x86/mm/pgtable.c')
-rw-r--r-- | arch/x86/mm/pgtable.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c index 50159764f694..3ebebe480b53 100644 --- a/arch/x86/mm/pgtable.c +++ b/arch/x86/mm/pgtable.c | |||
@@ -274,3 +274,17 @@ int ptep_clear_flush_young(struct vm_area_struct *vma, | |||
274 | 274 | ||
275 | return young; | 275 | return young; |
276 | } | 276 | } |
277 | |||
278 | int fixmaps_set; | ||
279 | |||
280 | void __set_fixmap (enum fixed_addresses idx, unsigned long phys, pgprot_t flags) | ||
281 | { | ||
282 | unsigned long address = __fix_to_virt(idx); | ||
283 | |||
284 | if (idx >= __end_of_fixed_addresses) { | ||
285 | BUG(); | ||
286 | return; | ||
287 | } | ||
288 | set_pte_pfn(address, phys >> PAGE_SHIFT, flags); | ||
289 | fixmaps_set++; | ||
290 | } | ||