[PATCH AUTOSEL 5.9 058/147] selftests/powerpc: Make using_hash_mmu() work on Cell & PowerMac

Sasha Levin
2020-10-27T00:41:42Z

From: Michael Ellerman <mpe@ellerman.id.au>

[ Upstream commit 34c103342be3f9397e656da7c5cc86e97b91f514 ]

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
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/testing/selftests/powerpc/utils.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/powerpc/utils.c b/tools/testing/selftests/powerpc/utils.c
index 18b6a773d5c73..638ffacc90aa1 100644
--- 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;
}
--
2.25.1