Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
24 lines
574 B
C
24 lines
574 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
#ifndef _TESTCASES_MMAP_TEST_H
|
|
#define _TESTCASES_MMAP_TEST_H
|
|
#include <sys/mman.h>
|
|
#include <sys/resource.h>
|
|
#include <stddef.h>
|
|
#include <strings.h>
|
|
#include "kselftest_harness.h"
|
|
|
|
#define TOP_DOWN 0
|
|
#define BOTTOM_UP 1
|
|
|
|
#define PROT (PROT_READ | PROT_WRITE)
|
|
#define FLAGS (MAP_PRIVATE | MAP_ANONYMOUS)
|
|
|
|
static inline int memory_layout(void)
|
|
{
|
|
void *value1 = mmap(NULL, sizeof(int), PROT, FLAGS, 0, 0);
|
|
void *value2 = mmap(NULL, sizeof(int), PROT, FLAGS, 0, 0);
|
|
|
|
return value2 > value1;
|
|
}
|
|
#endif /* _TESTCASES_MMAP_TEST_H */
|