[tip: x86/mm] x86/mm/pat: cpa-test: fix length for CPA_ARRAY test

tip-bot2 for Mike Rapoport (Microsoft)
2025-02-03T12:50:09Z

The following commit has been merged into the x86/mm branch of tip:

Commit-ID: 33ea120582a638b2f2e380a50686c2b1d7cce795
Gitweb: https://git.kernel.org/tip/33ea120582a638b2f2e380a50686c2b1d7cce795
Author: Mike Rapoport (Microsoft) <rppt@kernel.org>
AuthorDate: Sun, 26 Jan 2025 09:47:25 +02:00
Committer: Peter Zijlstra <peterz@infradead.org>
CommitterDate: Mon, 03 Feb 2025 11:46:01 +01:00

x86/mm/pat: cpa-test: fix length for CPA_ARRAY test

The CPA_ARRAY test always uses len[1] as numpages argument to
change_page_attr_set() although the addresses array is different each
iteration of the test loop.

Replace len[1] with len[i] to have numpages matching the addresses array.

Fixes: ecc729f1f471 ("x86/mm/cpa: Add ARRAY and PAGES_ARRAY selftests")
Signed-off-by: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250126074733.1384926-2-rppt@kernel.org
---
arch/x86/mm/pat/cpa-test.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/mm/pat/cpa-test.c b/arch/x86/mm/pat/cpa-test.c
index 3d2f7f0..ad3c1fe 100644
--- a/arch/x86/mm/pat/cpa-test.c
+++ b/arch/x86/mm/pat/cpa-test.c
@@ -183,7 +183,7 @@ static int pageattr_test(void)
break;

case 1:
- err = change_page_attr_set(addrs, len[1], PAGE_CPA_TEST, 1);
+ err = change_page_attr_set(addrs, len[i], PAGE_CPA_TEST, 1);
break;

case 2: