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selftests/mm: define MADV_PAGEOUT to fix compilation issues

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If MADV_PAGEOUT is not defined (e.g., on AlmaLinux 8), compilation will
fail.  Let's fix that like khugepaged.c does by conditionally defining
MADV_PAGEOUT.

Link: https://lkml.kernel.org/r/20230109171255.488749-1-david@redhat.com
Fixes: 69c66add56 ("selftests/vm: anon_cow: test COW handling of anonymous memory")
Signed-off-by: David Hildenbrand <david@redhat.com>
Reported-by: Mirsad Goran Todorovac <mirsad.todorovac@alu.unizg.hr>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
David Hildenbrand 2023-01-09 18:12:55 +01:00 committed by Andrew Morton
parent c4876ff687
commit f4d9139f13
1 changed files with 3 additions and 0 deletions
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3
tools/testing/selftests/mm/cow.c
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@ -30,6 +30,9 @@
#include "../kselftest.h"
#include "vm_util.h"
#ifndef MADV_PAGEOUT
#define MADV_PAGEOUT 21
#endif
#ifndef MADV_COLLAPSE
#define MADV_COLLAPSE 25
#endif