powerpc/mm: Fix verification of MMU_FTR_TYPE_44x

commit 17179aeb9d34cc81e1a4ae3f85e5b12b13a1f8d0 upstream.

MMU_FTR_TYPE_44x cannot be checked by cpu_has_feature()

Use mmu_has_feature() instead

Fixes: 23eb7f560a2a ("powerpc: Convert flush_icache_range & friends to C")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/ceede82fadf37f3b8275e61fcf8cf29a3e2ec7fe.1602351011.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 96ca90ce0264aac6c59d863bb697e43313a4ba55..c48705c726ac6d731fb51dec8ce3405c59adc8cf 100644 (file)
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -530,7 +530,7 @@ void __flush_dcache_icache(void *p)
         * space occurs, before returning to user space.
         */
 
-       if (cpu_has_feature(MMU_FTR_TYPE_44x))
+       if (mmu_has_feature(MMU_FTR_TYPE_44x))
                return;
 
        invalidate_icache_range(addr, addr + PAGE_SIZE);