linux-kernel - selftests: mm: mremap_dontunmap.c:53:6: error: use of undeclared identifier 'MREMAP

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Message-ID: <CA+G9fYvV-71XqpCr_jhdDfEtN701fBdG3q+=bafaZiGwUXy_aA@mail.gmail.com>
Date:   Tue, 25 Jul 2023 18:57:10 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     open list <linux-kernel@...r.kernel.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>, lkft-triage@...ts.linaro.org,
        linux-mm <linux-mm@...ck.org>,
        clang-built-linux <llvm@...ts.linux.dev>
Cc:     Muhammad Usama Anjum <usama.anjum@...labora.com>,
        David Hildenbrand <david@...hat.com>,
        Shuah Khan <shuah@...nel.org>,
        Stefan Roesch <shr@...kernel.io>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Anders Roxell <anders.roxell@...aro.org>
Subject: selftests: mm: mremap_dontunmap.c:53:6: error: use of undeclared
 identifier 'MREMAP_DONTUNMAP'

selftests:mm: mremap_dontunmap build failed with clang-16 due to below
warnings / errors on Linux next-20230725 ( or older kernels ).

Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>

clang --target=aarch64-linux-gnu -fintegrated-as
-Werror=unknown-warning-option -Werror=ignored-optimization-argument
-Werror=option-ignored -Werror=unused-command-line-argument
--target=aarch64-linux-gnu -fintegrated-as -Wall -I
tools/testing/selftests/../../..  -isystem
/home/tuxbuild/.cache/tuxmake/builds/1/build/usr/include
mremap_dontunmap.c vm_util.c -lrt -lpthread -o
/home/tuxbuild/.cache/tuxmake/builds/1/build/kselftest/mm/mremap_dontunmap
mremap_dontunmap.c:53:6: error: use of undeclared identifier 'MREMAP_DONTUNMAP'
                   MREMAP_DONTUNMAP | MREMAP_MAYMOVE, 0);
                   ^
mremap_dontunmap.c:108:6: error: use of undeclared identifier 'MREMAP_DONTUNMAP'
                   MREMAP_DONTUNMAP | MREMAP_MAYMOVE, NULL);
                   ^
mremap_dontunmap.c:149:6: error: use of undeclared identifier 'MREMAP_DONTUNMAP'
                   MREMAP_DONTUNMAP | MREMAP_MAYMOVE, NULL);
                   ^
mremap_dontunmap.c:200:21: error: use of undeclared identifier
'MREMAP_DONTUNMAP'
                   MREMAP_FIXED | MREMAP_DONTUNMAP | MREMAP_MAYMOVE,
                                  ^
mremap_dontunmap.c:252:6: error: use of undeclared identifier 'MREMAP_DONTUNMAP'
                   MREMAP_DONTUNMAP | MREMAP_MAYMOVE, NULL);
                   ^
mremap_dontunmap.c:310:6: error: use of undeclared identifier 'MREMAP_DONTUNMAP'
                   MREMAP_DONTUNMAP | MREMAP_MAYMOVE | MREMAP_FIXED,
dest_mapping);
                   ^
6 errors generated.
make[4]: Leaving directory 'tools/testing/selftests/mm'


Links:
 - https://storage.tuxsuite.com/public/linaro/lkft/builds/2T3676HpK243gMBLYJCp4OXDmWl/

steps to reproduce:
 - https://storage.tuxsuite.com/public/linaro/lkft/builds/2T3676HpK243gMBLYJCp4OXDmWl/tuxmake_reproducer.sh

--
Linaro LKFT
https://lkft.linaro.org