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Date:   Sun, 28 Feb 2021 20:03:18 +0300
From:   Alexey Dobriyan <adobriyan@gmail.com>
To:     torvalds@linux-foundation.org
Cc:     linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
        will@kernel.org, peterz@infradead.org, boqun.feng@gmail.com
Subject: [PATCH 08/11] pragma once: convert scripts/atomic/
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From f10fe79897fa9600f144c76bc5df52dba28b7a66 Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Tue, 9 Feb 2021 01:37:55 +0300
Subject: [PATCH 08/11] pragma once: convert scripts/atomic/

Generate atomic headers without include guards.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
 include/asm-generic/atomic-instrumented.h |  9 ++-------
 include/asm-generic/atomic-long.h         |  9 ++-------
 include/linux/atomic-arch-fallback.h      |  9 ++-------
 include/linux/atomic-fallback.h           |  9 ++-------
 scripts/atomic/gen-atomic-fallback.sh     | 10 +---------
 scripts/atomic/gen-atomic-instrumented.sh | 10 +---------
 scripts/atomic/gen-atomic-long.sh         |  7 +------
 7 files changed, 11 insertions(+), 52 deletions(-)

diff --git a/include/asm-generic/atomic-instrumented.h b/include/asm-generic/atomic-instrumented.h
index 888b6cfeed91..7c50dc944da4 100644
--- a/include/asm-generic/atomic-instrumented.h
+++ b/include/asm-generic/atomic-instrumented.h
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by scripts/atomic/gen-atomic-instrumented.sh
 // DO NOT MODIFY THIS FILE DIRECTLY
 
@@ -14,9 +14,6 @@
  * arch_ variants (i.e. arch_atomic_read()/arch_atomic_cmpxchg()) to avoid
  * double instrumentation.
  */
-#ifndef _ASM_GENERIC_ATOMIC_INSTRUMENTED_H
-#define _ASM_GENERIC_ATOMIC_INSTRUMENTED_H
-
 #include <linux/build_bug.h>
 #include <linux/compiler.h>
 #include <linux/instrumented.h>
@@ -1828,6 +1825,4 @@ atomic64_dec_if_positive(atomic64_t *v)
 	instrument_atomic_write(__ai_ptr, 2 * sizeof(*__ai_ptr)); \
 	arch_cmpxchg_double_local(__ai_ptr, __VA_ARGS__); \
 })
-
-#endif /* _ASM_GENERIC_ATOMIC_INSTRUMENTED_H */
-// 4bec382e44520f4d8267e42620054db26a659ea3
+// d4532f98463d7403bde1d3199c19ef660be362a4
diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h
index 073cf40f431b..99627cd42f32 100644
--- a/include/asm-generic/atomic-long.h
+++ b/include/asm-generic/atomic-long.h
@@ -1,11 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by scripts/atomic/gen-atomic-long.sh
 // DO NOT MODIFY THIS FILE DIRECTLY
-
-#ifndef _ASM_GENERIC_ATOMIC_LONG_H
-#define _ASM_GENERIC_ATOMIC_LONG_H
-
 #include <linux/compiler.h>
 #include <asm/types.h>
 
@@ -1010,5 +1006,4 @@ atomic_long_dec_if_positive(atomic_long_t *v)
 }
 
 #endif /* CONFIG_64BIT */
-#endif /* _ASM_GENERIC_ATOMIC_LONG_H */
-// a624200981f552b2c6be4f32fe44da8289f30d87
+// d6f8dde6d86814728f0671cfc505c9a3361a70a0
diff --git a/include/linux/atomic-arch-fallback.h b/include/linux/atomic-arch-fallback.h
index a3dba31df01e..477c53f3a4d6 100644
--- a/include/linux/atomic-arch-fallback.h
+++ b/include/linux/atomic-arch-fallback.h
@@ -1,11 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by scripts/atomic/gen-atomic-fallback.sh
 // DO NOT MODIFY THIS FILE DIRECTLY
-
-#ifndef _LINUX_ATOMIC_FALLBACK_H
-#define _LINUX_ATOMIC_FALLBACK_H
-
 #include <linux/compiler.h>
 
 #ifndef arch_xchg_relaxed
@@ -2357,5 +2353,4 @@ arch_atomic64_dec_if_positive(atomic64_t *v)
 #define arch_atomic64_dec_if_positive arch_atomic64_dec_if_positive
 #endif
 
-#endif /* _LINUX_ATOMIC_FALLBACK_H */
-// cca554917d7ea73d5e3e7397dd70c484cad9b2c4
+// 97eae5341271dde782071fb73ff76f4b7bfa4808
diff --git a/include/linux/atomic-fallback.h b/include/linux/atomic-fallback.h
index 2a3f55d98be9..eecc9ee88af6 100644
--- a/include/linux/atomic-fallback.h
+++ b/include/linux/atomic-fallback.h
@@ -1,11 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by scripts/atomic/gen-atomic-fallback.sh
 // DO NOT MODIFY THIS FILE DIRECTLY
-
-#ifndef _LINUX_ATOMIC_FALLBACK_H
-#define _LINUX_ATOMIC_FALLBACK_H
-
 #include <linux/compiler.h>
 
 #ifndef xchg_relaxed
@@ -2591,5 +2587,4 @@ atomic64_dec_if_positive(atomic64_t *v)
 #define atomic64_dec_if_positive atomic64_dec_if_positive
 #endif
 
-#endif /* _LINUX_ATOMIC_FALLBACK_H */
-// d78e6c293c661c15188f0ec05bce45188c8d5892
+// a697a2a982652cdb954bc317199caba6ae5c3ed9
diff --git a/scripts/atomic/gen-atomic-fallback.sh b/scripts/atomic/gen-atomic-fallback.sh
index 317a6cec76e1..27a63ae3a458 100755
--- a/scripts/atomic/gen-atomic-fallback.sh
+++ b/scripts/atomic/gen-atomic-fallback.sh
@@ -223,13 +223,9 @@ gen_try_cmpxchg_fallbacks()
 
 cat << EOF
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by $0
 // DO NOT MODIFY THIS FILE DIRECTLY
-
-#ifndef _LINUX_ATOMIC_FALLBACK_H
-#define _LINUX_ATOMIC_FALLBACK_H
-
 #include <linux/compiler.h>
 
 EOF
@@ -254,7 +250,3 @@ EOF
 grep '^[a-z]' "$1" | while read name meta args; do
 	gen_proto "${meta}" "${name}" "${ARCH}" "atomic64" "s64" ${args}
 done
-
-cat <<EOF
-#endif /* _LINUX_ATOMIC_FALLBACK_H */
-EOF
diff --git a/scripts/atomic/gen-atomic-instrumented.sh b/scripts/atomic/gen-atomic-instrumented.sh
index 5766ffcec7c5..b00f5ed4d62c 100755
--- a/scripts/atomic/gen-atomic-instrumented.sh
+++ b/scripts/atomic/gen-atomic-instrumented.sh
@@ -154,7 +154,7 @@ gen_optional_xchg()
 
 cat << EOF
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by $0
 // DO NOT MODIFY THIS FILE DIRECTLY
 
@@ -169,9 +169,6 @@ cat << EOF
  * arch_ variants (i.e. arch_atomic_read()/arch_atomic_cmpxchg()) to avoid
  * double instrumentation.
  */
-#ifndef _ASM_GENERIC_ATOMIC_INSTRUMENTED_H
-#define _ASM_GENERIC_ATOMIC_INSTRUMENTED_H
-
 #include <linux/build_bug.h>
 #include <linux/compiler.h>
 #include <linux/instrumented.h>
@@ -202,8 +199,3 @@ gen_xchg "cmpxchg_double" "2 * "
 printf "\n\n"
 
 gen_xchg "cmpxchg_double_local" "2 * "
-
-cat <<EOF
-
-#endif /* _ASM_GENERIC_ATOMIC_INSTRUMENTED_H */
-EOF
diff --git a/scripts/atomic/gen-atomic-long.sh b/scripts/atomic/gen-atomic-long.sh
index e318d3f92e53..4a707ba62048 100755
--- a/scripts/atomic/gen-atomic-long.sh
+++ b/scripts/atomic/gen-atomic-long.sh
@@ -57,13 +57,9 @@ EOF
 
 cat << EOF
 // SPDX-License-Identifier: GPL-2.0
-
+#pragma once
 // Generated by $0
 // DO NOT MODIFY THIS FILE DIRECTLY
-
-#ifndef _ASM_GENERIC_ATOMIC_LONG_H
-#define _ASM_GENERIC_ATOMIC_LONG_H
-
 #include <linux/compiler.h>
 #include <asm/types.h>
 
@@ -98,5 +94,4 @@ done
 
 cat <<EOF
 #endif /* CONFIG_64BIT */
-#endif /* _ASM_GENERIC_ATOMIC_LONG_H */
 EOF
-- 
2.29.2