The patch titled
Subject: selftest: mm: Test if hugepage does not get leaked during __bio_release_pages()
has been added to the -mm mm-unstable branch. Its filename is
selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v4.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v4.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: Donet Tom <donettom@xxxxxxxxxxxxx>
Subject: selftest: mm: Test if hugepage does not get leaked during __bio_release_pages()
Date: Fri, 7 Jun 2024 13:20:00 -0500
add this test to run_vmtests.sh
Link: https://lkml.kernel.org/r/20240607182000.6494-1-donettom@xxxxxxxxxxxxx
Signed-off-by: Donet Tom <donettom@xxxxxxxxxxxxx>
Co-developed-by: Ritesh Harjani (IBM) <ritesh.list@xxxxxxxxx>
Signed-off-by: Ritesh Harjani (IBM) <ritesh.list@xxxxxxxxx>
Reviewed-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Mike Rapoport (IBM) <rppt@xxxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Shuah Khan <shuah@xxxxxxxxxx>
Cc: Tony Battersby <tonyb@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
tools/testing/selftests/mm/hugetlb_dio.c | 2 +-
tools/testing/selftests/mm/run_vmtests.sh | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
--- a/tools/testing/selftests/mm/hugetlb_dio.c~selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v4
+++ a/tools/testing/selftests/mm/hugetlb_dio.c
@@ -40,7 +40,7 @@ void run_dio_using_hugetlb(unsigned int
ksft_exit_fail_msg("Unable to determine huge page size\n");
/* Open the file to DIO */
- fd = open("/tmp", O_TMPFILE | O_RDWR | O_DIRECT);
+ fd = open("/tmp", O_TMPFILE | O_RDWR | O_DIRECT, 0664);
if (fd < 0)
ksft_exit_fail_perror("Error opening file\n");
--- a/tools/testing/selftests/mm/run_vmtests.sh~selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v4
+++ a/tools/testing/selftests/mm/run_vmtests.sh
@@ -265,6 +265,7 @@ CATEGORY="hugetlb" run_test ./map_hugetl
CATEGORY="hugetlb" run_test ./hugepage-mremap
CATEGORY="hugetlb" run_test ./hugepage-vmemmap
CATEGORY="hugetlb" run_test ./hugetlb-madvise
+CATEGORY="hugetlb" run_test ./hugetlb_dio
nr_hugepages_tmp=$(cat /proc/sys/vm/nr_hugepages)
# For this test, we need one and just one huge page
_
Patches currently in -mm which might be from donettom@xxxxxxxxxxxxx are
selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages.patch
selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v2.patch
selftest-mm-test-if-hugepage-does-not-get-leaked-during-__bio_release_pages-v4.patch
