3.16.50-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> commit 0da12a7a81f1e2255e89dc783c565e84801475a2 upstream. Fixes: dad6f37c2602e ("powerpc: subpage_protect: Increase the array size to take care of 64TB") Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Tested-by: Ram Pai <linuxram@xxxxxxxxxx> Signed-off-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx> --- arch/powerpc/mm/subpage-prot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/powerpc/mm/subpage-prot.c +++ b/arch/powerpc/mm/subpage-prot.c @@ -36,7 +36,7 @@ void subpage_prot_free(struct mm_struct } } addr = 0; - for (i = 0; i < 2; ++i) { + for (i = 0; i < (TASK_SIZE_USER64 >> 43); ++i) { p = spt->protptrs[i]; if (!p) continue;