UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

selftests/vm: use memfd for hugetlb-madvise test 

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>
This commit is contained in:
Peter Xu 2022-10-14 10:39:19 -04:00 committed by Andrew Morton
parent de2baa880d
commit 62f33fa228
1 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
tools/testing/selftests/vm/hugetlb-madvise.c
View File

@ -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;
}