+ selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements.patch added to mm-unstable branch

+ selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: selftests/mm: skip the hugetlb-madvise tests on unmet hugepage requirements
has been added to the -mm mm-unstable branch.  Its filename is
     selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Nico Pache <npache@redhat.com>
Subject: selftests/mm: skip the hugetlb-madvise tests on unmet hugepage requirements
Date: Wed, 6 Mar 2024 15:37:14 -0700

Now that run_vmtests.sh does not guarantee that the correct hugepage count
is available, skip the hugetlb-madvise test if the requirements are not
met rather than failing.

Link: https://lkml.kernel.org/r/20240306223714.320681-4-npache@redhat.com
Signed-off-by: Nico Pache <npache@redhat.com>
Cc: Ben Hutchings <ben@decadent.org.uk>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 tools/testing/selftests/mm/hugetlb-madvise.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/tools/testing/selftests/mm/hugetlb-madvise.c~selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements
+++ a/tools/testing/selftests/mm/hugetlb-madvise.c
@@ -19,6 +19,7 @@
 #include <sys/mman.h>
 #include <fcntl.h>
 #include "vm_util.h"
+#include "../kselftest.h"
 
 #define MIN_FREE_PAGES	20
 #define NR_HUGE_PAGES	10	/* common number of pages to map/allocate */
@@ -78,7 +79,7 @@ int main(int argc, char **argv)
 	free_hugepages = get_free_hugepages();
 	if (free_hugepages < MIN_FREE_PAGES) {
 		printf("Not enough free huge pages to test, exiting!\n");
-		exit(1);
+		exit(KSFT_SKIP);
 	}
 
 	fd = memfd_create(argv[0], MFD_HUGETLB);
_

Patches currently in -mm which might be from npache@redhat.com are

selftests-mm-dont-fail-testsuite-due-to-a-lack-of-hugepages.patch
selftests-mm-skip-uffd-hugetlb-tests-with-insufficient-hugepages.patch
selftests-mm-skip-the-hugetlb-madvise-tests-on-unmet-hugepage-requirements.patch