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path: root/drivers/infiniband/hw/qib/qib_file_ops.c
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Diffstat (limited to 'drivers/infiniband/hw/qib/qib_file_ops.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_file_ops.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index 24f4a782e0f4..ff946d5f59e4 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -824,10 +824,7 @@ static int mmap_piobufs(struct vm_area_struct *vma,
phys = dd->physaddr + piobufs;
#if defined(__powerpc__)
- /* There isn't a generic way to specify writethrough mappings */
- pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
- pgprot_val(vma->vm_page_prot) |= _PAGE_WRITETHRU;
- pgprot_val(vma->vm_page_prot) &= ~_PAGE_GUARDED;
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#endif
/*