diff options
author | SeongJae Park <sj@kernel.org> | 2023-01-03 18:07:53 +0000 |
---|---|---|
committer | Andrew Morton <akpm@linux-foundation.org> | 2023-01-18 17:12:56 -0800 |
commit | baa489fabd01596d5426d6e112b34ba5fb59ab82 (patch) | |
tree | 4647b2962ac3eee6a6bec6d9ed75a03df169ef68 /tools/testing/selftests/vm/mlock2.h | |
parent | 799fb82aa132fa3a3886b7872997a5a84e820062 (diff) |
selftests/vm: rename selftests/vm to selftests/mm
Rename selftets/vm to selftests/mm for being more consistent with the
code, documentation, and tools directories, and won't be confused with
virtual machines.
[sj@kernel.org: convert missing vm->mm changes]
Link: https://lkml.kernel.org/r/20230107230643.252273-1-sj@kernel.org
Link: https://lkml.kernel.org/r/20230103180754.129637-5-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/testing/selftests/vm/mlock2.h')
-rw-r--r-- | tools/testing/selftests/vm/mlock2.h | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/tools/testing/selftests/vm/mlock2.h b/tools/testing/selftests/vm/mlock2.h deleted file mode 100644 index 2a6e76c226bc..000000000000 --- a/tools/testing/selftests/vm/mlock2.h +++ /dev/null @@ -1,63 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#include <syscall.h> -#include <errno.h> -#include <stdio.h> -#include <stdlib.h> - -#ifndef MLOCK_ONFAULT -#define MLOCK_ONFAULT 1 -#endif - -#ifndef MCL_ONFAULT -#define MCL_ONFAULT (MCL_FUTURE << 1) -#endif - -static int mlock2_(void *start, size_t len, int flags) -{ -#ifdef __NR_mlock2 - return syscall(__NR_mlock2, start, len, flags); -#else - errno = ENOSYS; - return -1; -#endif -} - -static FILE *seek_to_smaps_entry(unsigned long addr) -{ - FILE *file; - char *line = NULL; - size_t size = 0; - unsigned long start, end; - char perms[5]; - unsigned long offset; - char dev[32]; - unsigned long inode; - char path[BUFSIZ]; - - file = fopen("/proc/self/smaps", "r"); - if (!file) { - perror("fopen smaps"); - _exit(1); - } - - while (getline(&line, &size, file) > 0) { - if (sscanf(line, "%lx-%lx %s %lx %s %lu %s\n", - &start, &end, perms, &offset, dev, &inode, path) < 6) - goto next; - - if (start <= addr && addr < end) - goto out; - -next: - free(line); - line = NULL; - size = 0; - } - - fclose(file); - file = NULL; - -out: - free(line); - return file; -} |