Commit cab3f16f authored Nov 29, 2005 by David S. Miller

[SPARC64]: Fix >8K I/O mappings.



Increment the PFN field of the PTE so that the tests
on vm_pfn in mm/memory.c match up.  The TLB ignores these
lower bits for larger page sizes, so it's OK to set things
like this.

Signed-off-by: David S. Miller <davem@davemloft.net>

parent 4168f7a3

arch/sparc64/mm/generic.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -77,6 +77,7 @@ static inline void io_remap_pte_range(struct mm_struct mm, pte_t pte,
		BUG_ON(!pte_none(*pte));
		set_pte_at(mm, address, pte, entry);
		address += PAGE_SIZE;
		pte_val(entry) += PAGE_SIZE;
		pte++;
		} while (address < curend);
		} while (address < end);