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From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,shuah@kernel.org,mjguzik@gmail.com,lorenzo.stoakes@oracle.com,dev.jain@arm.com,jackmanb@google.com,akpm@linux-foundation.org
Subject: [merged mm-stable] selftests-mm-skip-uffd-wp-mremap-if-userfaultfd-not-available.patch removed from -mm tree
Date: Sun, 16 Mar 2025 22:13:58 -0700	[thread overview]
Message-ID: <20250317051359.04289C4CEEC@smtp.kernel.org> (raw)


The quilt patch titled
     Subject: selftests/mm: skip uffd-wp-mremap if userfaultfd not available
has been removed from the -mm tree.  Its filename was
     selftests-mm-skip-uffd-wp-mremap-if-userfaultfd-not-available.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Brendan Jackman <jackmanb@google.com>
Subject: selftests/mm: skip uffd-wp-mremap if userfaultfd not available
Date: Tue, 11 Mar 2025 13:18:14 +0000

It's obvious that this should fail in that case, but still, save the
reader the effort of figuring out that they've run into this by just
SKIPping

Link: https://lkml.kernel.org/r/20250311-mm-selftests-v4-3-dec210a658f5@google.com
Signed-off-by: Brendan Jackman <jackmanb@google.com>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Mateusz Guzik <mjguzik@gmail.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 tools/testing/selftests/mm/uffd-wp-mremap.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- a/tools/testing/selftests/mm/uffd-wp-mremap.c~selftests-mm-skip-uffd-wp-mremap-if-userfaultfd-not-available
+++ a/tools/testing/selftests/mm/uffd-wp-mremap.c
@@ -182,7 +182,10 @@ static void test_one_folio(size_t size,
 
 	/* Register range for uffd-wp. */
 	if (userfaultfd_open(&features)) {
-		ksft_test_result_fail("userfaultfd_open() failed\n");
+		if (errno == ENOENT)
+			ksft_test_result_skip("userfaultfd not available\n");
+		else
+			ksft_test_result_fail("userfaultfd_open() failed\n");
 		goto out;
 	}
 	if (uffd_register(uffd, mem, size, false, true, false)) {
_

Patches currently in -mm which might be from jackmanb@google.com are

scripts-gdb-add-lx_per_cpu_ptr.patch


                 reply	other threads:[~2025-03-17  5:13 UTC|newest]

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