* [merged mm-stable] selftests-vm-use-memfd-for-hugetlb-madvise-test.patch removed from -mm tree
@ 2022-11-09 1:38 Andrew Morton
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From: Andrew Morton @ 2022-11-09 1:38 UTC (permalink / raw)
To: mm-commits, mike.kravetz, axelrasmussen, peterx, akpm
The quilt patch titled
Subject: selftests/vm: use memfd for hugetlb-madvise test
has been removed from the -mm tree. Its filename was
selftests-vm-use-memfd-for-hugetlb-madvise-test.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: Peter Xu <peterx@redhat.com>
Subject: selftests/vm: use memfd for hugetlb-madvise test
Date: Fri, 14 Oct 2022 10:39:19 -0400
For dropping the hugetlb mountpoint in run_vmtests.sh. Since no parameter
is needed, drop USAGE too.
Link: https://lkml.kernel.org/r/20221014143921.93887-3-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Cc: Axel Rasmussen <axelrasmussen@google.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
tools/testing/selftests/vm/hugetlb-madvise.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)
--- a/tools/testing/selftests/vm/hugetlb-madvise.c~selftests-vm-use-memfd-for-hugetlb-madvise-test
+++ a/tools/testing/selftests/vm/hugetlb-madvise.c
@@ -12,6 +12,7 @@
* directory.
*/
+#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
@@ -19,7 +20,6 @@
#define __USE_GNU
#include <fcntl.h>
-#define USAGE "USAGE: %s <hugepagefile_name>\n"
#define MIN_FREE_PAGES 20
#define NR_HUGE_PAGES 10 /* common number of pages to map/allocate */
@@ -103,11 +103,6 @@ int main(int argc, char **argv)
int fd;
int ret;
- if (argc != 2) {
- printf(USAGE, argv[0]);
- exit(1);
- }
-
huge_page_size = default_huge_page_size();
if (!huge_page_size) {
printf("Unable to determine huge page size, exiting!\n");
@@ -125,9 +120,9 @@ int main(int argc, char **argv)
exit(1);
}
- fd = open(argv[1], O_CREAT | O_RDWR, 0755);
+ fd = memfd_create(argv[0], MFD_HUGETLB);
if (fd < 0) {
- perror("Open failed");
+ perror("memfd_create() failed");
exit(1);
}
@@ -406,6 +401,5 @@ int main(int argc, char **argv)
(void)munmap(addr2, NR_HUGE_PAGES * huge_page_size);
close(fd);
- unlink(argv[1]);
return 0;
}
_
Patches currently in -mm which might be from peterx@redhat.com are
mm-always-compile-in-pte-markers.patch
mm-use-pte-markers-for-swap-errors.patch
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2022-11-09 1:38 [merged mm-stable] selftests-vm-use-memfd-for-hugetlb-madvise-test.patch removed from -mm tree Andrew Morton
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