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Date: Thu, 9 May 2024 19:58:24 +0000
From: Edward Liaw <edliaw@...gle.com>
To: shuah@...nel.org, "Mickaël Salaün" <mic@...ikod.net>,
"Günther Noack" <gnoack@...gle.com>, Christian Brauner <brauner@...nel.org>,
Richard Cochran <richardcochran@...il.com>, Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>,
Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>,
"David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Muhammad Usama Anjum <usama.anjum@...labora.com>, Edward Liaw <edliaw@...gle.com>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
kernel-team@...roid.com, linux-security-module@...r.kernel.org,
netdev@...r.kernel.org, linux-riscv@...ts.infradead.org, bpf@...r.kernel.org,
linux-mm@...ck.org
Subject: [PATCH v3 32/68] selftests/mm: Drop define _GNU_SOURCE
_GNU_SOURCE is provided by lib.mk, so it should be dropped to prevent
redefinition warnings.
Fixes: 809216233555 ("selftests/harness: remove use of LINE_MAX")
Signed-off-by: Edward Liaw <edliaw@...gle.com>
---
tools/testing/selftests/mm/cow.c | 1 -
tools/testing/selftests/mm/gup_longterm.c | 1 -
tools/testing/selftests/mm/hugepage-mmap.c | 1 -
tools/testing/selftests/mm/hugepage-mremap.c | 2 --
tools/testing/selftests/mm/hugetlb-madvise.c | 2 --
tools/testing/selftests/mm/hugetlb-read-hwpoison.c | 2 --
tools/testing/selftests/mm/khugepaged.c | 1 -
tools/testing/selftests/mm/ksm_functional_tests.c | 1 -
tools/testing/selftests/mm/madv_populate.c | 1 -
tools/testing/selftests/mm/map_populate.c | 2 --
tools/testing/selftests/mm/mdwe_test.c | 1 -
tools/testing/selftests/mm/memfd_secret.c | 2 --
tools/testing/selftests/mm/mlock2-tests.c | 1 -
tools/testing/selftests/mm/mrelease_test.c | 1 -
tools/testing/selftests/mm/mremap_dontunmap.c | 1 -
tools/testing/selftests/mm/mremap_test.c | 2 --
tools/testing/selftests/mm/mseal_test.c | 1 -
tools/testing/selftests/mm/pagemap_ioctl.c | 1 -
tools/testing/selftests/mm/pkey-helpers.h | 1 -
tools/testing/selftests/mm/protection_keys.c | 1 -
tools/testing/selftests/mm/seal_elf.c | 1 -
tools/testing/selftests/mm/split_huge_page_test.c | 2 --
tools/testing/selftests/mm/thuge-gen.c | 2 --
tools/testing/selftests/mm/uffd-common.h | 1 -
24 files changed, 32 deletions(-)
diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c
index 32c6ccc2a6be..8747ffef200f 100644
--- a/tools/testing/selftests/mm/cow.c
+++ b/tools/testing/selftests/mm/cow.c
@@ -6,7 +6,6 @@
*
* Author(s): David Hildenbrand <david@...hat.com>
*/
-#define _GNU_SOURCE
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/mm/gup_longterm.c b/tools/testing/selftests/mm/gup_longterm.c
index 9423ad439a61..53c257f6159c 100644
--- a/tools/testing/selftests/mm/gup_longterm.c
+++ b/tools/testing/selftests/mm/gup_longterm.c
@@ -6,7 +6,6 @@
*
* Author(s): David Hildenbrand <david@...hat.com>
*/
-#define _GNU_SOURCE
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/mm/hugepage-mmap.c b/tools/testing/selftests/mm/hugepage-mmap.c
index 267eea2e0e0b..edb46888222f 100644
--- a/tools/testing/selftests/mm/hugepage-mmap.c
+++ b/tools/testing/selftests/mm/hugepage-mmap.c
@@ -16,7 +16,6 @@
* range.
* Other architectures, such as ppc64, i386 or x86_64 are not so constrained.
*/
-#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/mm/hugepage-mremap.c b/tools/testing/selftests/mm/hugepage-mremap.c
index c463d1c09c9b..8e22822bb754 100644
--- a/tools/testing/selftests/mm/hugepage-mremap.c
+++ b/tools/testing/selftests/mm/hugepage-mremap.c
@@ -11,8 +11,6 @@
* To make sure the test triggers pmd sharing and goes through the 'unshare'
* path in the mremap code use 1GB (1024) or more.
*/
-
-#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/mm/hugetlb-madvise.c b/tools/testing/selftests/mm/hugetlb-madvise.c
index e74107185324..70c40c67bc5d 100644
--- a/tools/testing/selftests/mm/hugetlb-madvise.c
+++ b/tools/testing/selftests/mm/hugetlb-madvise.c
@@ -11,8 +11,6 @@
* filesystem. Therefore, a hugetlbfs filesystem must be mounted on some
* directory.
*/
-
-#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
index ba6cc6f9cabc..6b8b41b4f754 100644
--- a/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
+++ b/tools/testing/selftests/mm/hugetlb-read-hwpoison.c
@@ -1,6 +1,4 @@
// SPDX-License-Identifier: GPL-2.0
-
-#define _GNU_SOURCE
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
diff --git a/tools/testing/selftests/mm/khugepaged.c b/tools/testing/selftests/mm/khugepaged.c
index 829320a519e7..d18bf400dae6 100644
--- a/tools/testing/selftests/mm/khugepaged.c
+++ b/tools/testing/selftests/mm/khugepaged.c
@@ -1,4 +1,3 @@
-#define _GNU_SOURCE
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
diff --git a/tools/testing/selftests/mm/ksm_functional_tests.c b/tools/testing/selftests/mm/ksm_functional_tests.c
index 37de82da9be7..b0af40ddb0fb 100644
--- a/tools/testing/selftests/mm/ksm_functional_tests.c
+++ b/tools/testing/selftests/mm/ksm_functional_tests.c
@@ -6,7 +6,6 @@
*
* Author(s): David Hildenbrand <david@...hat.com>
*/
-#define _GNU_SOURCE
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/mm/madv_populate.c b/tools/testing/selftests/mm/madv_populate.c
index ef7d911da13e..f2c8223ff3d4 100644
--- a/tools/testing/selftests/mm/madv_populate.c
+++ b/tools/testing/selftests/mm/madv_populate.c
@@ -6,7 +6,6 @@
*
* Author(s): David Hildenbrand <david@...hat.com>
*/
-#define _GNU_SOURCE
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
diff --git a/tools/testing/selftests/mm/map_populate.c b/tools/testing/selftests/mm/map_populate.c
index 5c8a53869b1b..ff4d4079bd0e 100644
--- a/tools/testing/selftests/mm/map_populate.c
+++ b/tools/testing/selftests/mm/map_populate.c
@@ -4,8 +4,6 @@
*
* MAP_POPULATE | MAP_PRIVATE should COW VMA pages.
*/
-
-#define _GNU_SOURCE
#include <errno.h>
#include <fcntl.h>
#include <sys/mman.h>
diff --git a/tools/testing/selftests/mm/mdwe_test.c b/tools/testing/selftests/mm/mdwe_test.c
index 1e01d3ddc11c..200bedcdc32e 100644
--- a/tools/testing/selftests/mm/mdwe_test.c
+++ b/tools/testing/selftests/mm/mdwe_test.c
@@ -7,7 +7,6 @@
#include <linux/mman.h>
#include <linux/prctl.h>
-#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <sys/auxv.h>
diff --git a/tools/testing/selftests/mm/memfd_secret.c b/tools/testing/selftests/mm/memfd_secret.c
index 9a0597310a76..0ba721d45d35 100644
--- a/tools/testing/selftests/mm/memfd_secret.c
+++ b/tools/testing/selftests/mm/memfd_secret.c
@@ -4,8 +4,6 @@
*
* Author: Mike Rapoport <rppt@...ux.ibm.com>
*/
-
-#define _GNU_SOURCE
#include <sys/uio.h>
#include <sys/mman.h>
#include <sys/wait.h>
diff --git a/tools/testing/selftests/mm/mlock2-tests.c b/tools/testing/selftests/mm/mlock2-tests.c
index 7f0d50fa361d..99dc39bf2fec 100644
--- a/tools/testing/selftests/mm/mlock2-tests.c
+++ b/tools/testing/selftests/mm/mlock2-tests.c
@@ -1,5 +1,4 @@
// SPDX-License-Identifier: GPL-2.0
-#define _GNU_SOURCE
#include <sys/mman.h>
#include <stdint.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/mm/mrelease_test.c b/tools/testing/selftests/mm/mrelease_test.c
index 100370a7111d..d78bf686e99f 100644
--- a/tools/testing/selftests/mm/mrelease_test.c
+++ b/tools/testing/selftests/mm/mrelease_test.c
@@ -2,7 +2,6 @@
/*
* Copyright 2022 Google LLC
*/
-#define _GNU_SOURCE
#include <errno.h>
#include <stdbool.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mm/mremap_dontunmap.c b/tools/testing/selftests/mm/mremap_dontunmap.c
index 1d75084b9ca5..934fa6b441b2 100644
--- a/tools/testing/selftests/mm/mremap_dontunmap.c
+++ b/tools/testing/selftests/mm/mremap_dontunmap.c
@@ -5,7 +5,6 @@
*
* Copyright 2020, Brian Geffon <bgeffon@...gle.com>
*/
-#define _GNU_SOURCE
#include <sys/mman.h>
#include <linux/mman.h>
#include <errno.h>
diff --git a/tools/testing/selftests/mm/mremap_test.c b/tools/testing/selftests/mm/mremap_test.c
index 1b03bcfaefdf..0d8dc16b63be 100644
--- a/tools/testing/selftests/mm/mremap_test.c
+++ b/tools/testing/selftests/mm/mremap_test.c
@@ -2,8 +2,6 @@
/*
* Copyright 2020 Google LLC
*/
-#define _GNU_SOURCE
-
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mm/mseal_test.c b/tools/testing/selftests/mm/mseal_test.c
index 41998cf1dcf5..d35ee37311a7 100644
--- a/tools/testing/selftests/mm/mseal_test.c
+++ b/tools/testing/selftests/mm/mseal_test.c
@@ -1,5 +1,4 @@
// SPDX-License-Identifier: GPL-2.0
-#define _GNU_SOURCE
#include <linux/mman.h>
#include <sys/mman.h>
#include <stdint.h>
diff --git a/tools/testing/selftests/mm/pagemap_ioctl.c b/tools/testing/selftests/mm/pagemap_ioctl.c
index 2d785aca72a5..50d6bfc8db05 100644
--- a/tools/testing/selftests/mm/pagemap_ioctl.c
+++ b/tools/testing/selftests/mm/pagemap_ioctl.c
@@ -1,5 +1,4 @@
// SPDX-License-Identifier: GPL-2.0
-#define _GNU_SOURCE
#include <stdio.h>
#include <fcntl.h>
#include <string.h>
diff --git a/tools/testing/selftests/mm/pkey-helpers.h b/tools/testing/selftests/mm/pkey-helpers.h
index 1af3156a9db8..37d6b01ce90a 100644
--- a/tools/testing/selftests/mm/pkey-helpers.h
+++ b/tools/testing/selftests/mm/pkey-helpers.h
@@ -1,7 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PKEYS_HELPER_H
#define _PKEYS_HELPER_H
-#define _GNU_SOURCE
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mm/protection_keys.c b/tools/testing/selftests/mm/protection_keys.c
index 48dc151f8fca..9f7de92caeda 100644
--- a/tools/testing/selftests/mm/protection_keys.c
+++ b/tools/testing/selftests/mm/protection_keys.c
@@ -21,7 +21,6 @@
* gcc -mxsave -o protection_keys -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm
* gcc -mxsave -m32 -o protection_keys_32 -O2 -g -std=gnu99 -pthread -Wall protection_keys.c -lrt -ldl -lm
*/
-#define _GNU_SOURCE
#define __SANE_USERSPACE_TYPES__
#include <errno.h>
#include <linux/elf.h>
diff --git a/tools/testing/selftests/mm/seal_elf.c b/tools/testing/selftests/mm/seal_elf.c
index f2babec79bb6..0438695bc45a 100644
--- a/tools/testing/selftests/mm/seal_elf.c
+++ b/tools/testing/selftests/mm/seal_elf.c
@@ -1,5 +1,4 @@
// SPDX-License-Identifier: GPL-2.0
-#define _GNU_SOURCE
#include <sys/mman.h>
#include <stdint.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/mm/split_huge_page_test.c b/tools/testing/selftests/mm/split_huge_page_test.c
index d3c7f5fb3e7b..ae6ac950d7a1 100644
--- a/tools/testing/selftests/mm/split_huge_page_test.c
+++ b/tools/testing/selftests/mm/split_huge_page_test.c
@@ -3,8 +3,6 @@
* A test of splitting PMD THPs and PTE-mapped THPs from a specified virtual
* address range in a process via <debugfs>/split_huge_pages interface.
*/
-
-#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
diff --git a/tools/testing/selftests/mm/thuge-gen.c b/tools/testing/selftests/mm/thuge-gen.c
index ea7fd8fe2876..28a5c31bd791 100644
--- a/tools/testing/selftests/mm/thuge-gen.c
+++ b/tools/testing/selftests/mm/thuge-gen.c
@@ -12,8 +12,6 @@
ipcrm -m by hand, like this
sudo ipcs | awk '$1 == "0x00000000" {print $2}' | xargs -n1 sudo ipcrm -m
(warning this will remove all if someone else uses them) */
-
-#define _GNU_SOURCE 1
#include <sys/mman.h>
#include <stdlib.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h
index cc5629c3d2aa..abb44319264a 100644
--- a/tools/testing/selftests/mm/uffd-common.h
+++ b/tools/testing/selftests/mm/uffd-common.h
@@ -7,7 +7,6 @@
#ifndef __UFFD_COMMON_H__
#define __UFFD_COMMON_H__
-#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
--
2.45.0.118.g7fe29c98d7-goog
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