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selftests/mm: include mman header to access MREMAP_DONTUNMAP identifier 

Definition for MREMAP_DONTUNMAP is not present in glibc older than 2.32
thus throwing an undeclared error when running make on mm.  Including
linux/mman.h solves the build error for people having older glibc.

Link: https://lkml.kernel.org/r/20231012155257.891776-1-samasth.norway.ananda@oracle.com
Fixes: 0183d777c2 ("selftests: mm: remove duplicate unneeded defines")
Signed-off-by: Samasth Norway Ananda <samasth.norway.ananda@oracle.com>
Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
Closes: https://lore.kernel.org/linux-mm/CA+G9fYvV-71XqpCr_jhdDfEtN701fBdG3q+=bafaZiGwUXy_aA@mail.gmail.com/
Tested-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Samasth Norway Ananda 2023-10-12 08:52:57 -07:00 committed by Andrew Morton
parent d2313c7759
commit e2de156b0d
1 changed files with 1 additions and 0 deletions
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1
tools/testing/selftests/mm/mremap_dontunmap.c
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@ -7,6 +7,7 @@
*/
#define _GNU_SOURCE
#include <sys/mman.h>
#include <linux/mman.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>