Commit a3dece6d authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Michael Ellerman

powerpc/radix: Update MMU cache

With radix there is no MMU cache. Hence we don't need to do anything in
update_mmu_cache().
Signed-off-by: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Acked-by: default avatarBalbir Singh <bsingharora@gmail.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent d6a9996e
...@@ -499,6 +499,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, ...@@ -499,6 +499,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
* called with either mm->page_table_lock held or ptl lock held * called with either mm->page_table_lock held or ptl lock held
*/ */
unsigned long access = 0, trap; unsigned long access = 0, trap;
if (radix_enabled())
return;
/* We only want HPTEs for linux PTEs that have _PAGE_ACCESSED set */ /* We only want HPTEs for linux PTEs that have _PAGE_ACCESSED set */
if (!pte_young(*ptep) || address >= TASK_SIZE) if (!pte_young(*ptep) || address >= TASK_SIZE)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment