aboutsummaryrefslogtreecommitdiffstats
path: root/arch/powerpc/mm/mmu_context_book3s64.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/mm/mmu_context_book3s64.c')
-rw-r--r--arch/powerpc/mm/mmu_context_book3s64.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/arch/powerpc/mm/mmu_context_book3s64.c b/arch/powerpc/mm/mmu_context_book3s64.c
index 510f103d7813..f720c5cc0b5e 100644
--- a/arch/powerpc/mm/mmu_context_book3s64.c
+++ b/arch/powerpc/mm/mmu_context_book3s64.c
@@ -164,21 +164,6 @@ static void destroy_contexts(mm_context_t *ctx)
164 } 164 }
165} 165}
166 166
167static void pte_frag_destroy(void *pte_frag)
168{
169 int count;
170 struct page *page;
171
172 page = virt_to_page(pte_frag);
173 /* drop all the pending references */
174 count = ((unsigned long)pte_frag & ~PAGE_MASK) >> PTE_FRAG_SIZE_SHIFT;
175 /* We allow PTE_FRAG_NR fragments from a PTE page */
176 if (atomic_sub_and_test(PTE_FRAG_NR - count, &page->pt_frag_refcount)) {
177 pgtable_page_dtor(page);
178 __free_page(page);
179 }
180}
181
182static void pmd_frag_destroy(void *pmd_frag) 167static void pmd_frag_destroy(void *pmd_frag)
183{ 168{
184 int count; 169 int count;