selftests/powerpc: Make using_hash_mmu() work on Cell & PowerMac

These platforms don't show the MMU in /proc/cpuinfo, but they always
use hash, so teach using_hash_mmu() that.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200819015727.1977134-1-mpe@ellerman.id.au

diff --git a/tools/testing/selftests/powerpc/utils.c b/tools/testing/selftests/powerpc/utils.c
index 18b6a77..638ffac 100644 (file)
--- a/tools/testing/selftests/powerpc/utils.c
+++ b/tools/testing/selftests/powerpc/utils.c
@@ -318,7 +318,9 @@ int using_hash_mmu(bool *using_hash)
 
        rc = 0;
        while (fgets(line, sizeof(line), f) != NULL) {
-               if (strcmp(line, "MMU           : Hash\n") == 0) {
+               if (!strcmp(line, "MMU          : Hash\n") ||
+                   !strcmp(line, "platform     : Cell\n") ||
+                   !strcmp(line, "platform     : PowerMac\n")) {
                        *using_hash = true;
                        goto out;
                }