This is a note to let you know that I've just added the patch titled
selftests/powerpc: Make using_hash_mmu() work on Cell & PowerMac
to the 5.9-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
selftests-powerpc-make-using_hash_mmu-work-on-cell-p.patch
and it can be found in the queue-5.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 77ee8b3a971505d4266484e97b6a54db623a0446
Author: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Date: Wed Aug 19 11:57:19 2020 +1000
selftests/powerpc: Make using_hash_mmu() work on Cell & PowerMac
[ 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@xxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20200819015727.1977134-1-mpe@xxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
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;
}
