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Message-ID: <159603322408.4006.5173732956730943381.tip-bot2@tip-bot2>
Date: Wed, 29 Jul 2020 14:33:44 -0000
From: "tip-bot2 for Herbert Xu" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Herbert Xu <herbert@...dor.apana.org.au>,
"Peter Zijlstra (Intel)" <peterz@...radead.org>,
Waiman Long <longman@...hat.com>, x86 <x86@...nel.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: [tip: locking/core] locking/atomic: Move ATOMIC_INIT into linux/types.h
The following commit has been merged into the locking/core branch of tip:
Commit-ID: 7ca8cf5347f720b07a0b32a924b768f5710547e7
Gitweb: https://git.kernel.org/tip/7ca8cf5347f720b07a0b32a924b768f5710547e7
Author: Herbert Xu <herbert@...dor.apana.org.au>
AuthorDate: Wed, 29 Jul 2020 22:31:05 +10:00
Committer: Peter Zijlstra <peterz@...radead.org>
CommitterDate: Wed, 29 Jul 2020 16:14:18 +02:00
locking/atomic: Move ATOMIC_INIT into linux/types.h
This patch moves ATOMIC_INIT from asm/atomic.h into linux/types.h.
This allows users of atomic_t to use ATOMIC_INIT without having to
include atomic.h as that way may lead to header loops.
Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Acked-by: Waiman Long <longman@...hat.com>
Link: https://lkml.kernel.org/r/20200729123105.GB7047@gondor.apana.org.au
---
arch/alpha/include/asm/atomic.h | 1 -
arch/arc/include/asm/atomic.h | 2 --
arch/arm/include/asm/atomic.h | 2 --
arch/arm64/include/asm/atomic.h | 2 --
arch/h8300/include/asm/atomic.h | 2 --
arch/hexagon/include/asm/atomic.h | 2 --
arch/ia64/include/asm/atomic.h | 1 -
arch/m68k/include/asm/atomic.h | 2 --
arch/mips/include/asm/atomic.h | 1 -
arch/parisc/include/asm/atomic.h | 2 --
arch/powerpc/include/asm/atomic.h | 2 --
arch/riscv/include/asm/atomic.h | 2 --
arch/s390/include/asm/atomic.h | 2 --
arch/sh/include/asm/atomic.h | 2 --
arch/sparc/include/asm/atomic_32.h | 2 --
arch/sparc/include/asm/atomic_64.h | 1 -
arch/x86/include/asm/atomic.h | 2 --
arch/xtensa/include/asm/atomic.h | 2 --
include/asm-generic/atomic.h | 2 --
include/linux/types.h | 2 ++
20 files changed, 2 insertions(+), 34 deletions(-)
diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h
index 2144530..e209399 100644
--- a/arch/alpha/include/asm/atomic.h
+++ b/arch/alpha/include/asm/atomic.h
@@ -24,7 +24,6 @@
#define __atomic_acquire_fence()
#define __atomic_post_full_fence()
-#define ATOMIC_INIT(i) { (i) }
#define ATOMIC64_INIT(i) { (i) }
#define atomic_read(v) READ_ONCE((v)->counter)
diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
index 7298ce8..c614857 100644
--- a/arch/arc/include/asm/atomic.h
+++ b/arch/arc/include/asm/atomic.h
@@ -14,8 +14,6 @@
#include <asm/barrier.h>
#include <asm/smp.h>
-#define ATOMIC_INIT(i) { (i) }
-
#ifndef CONFIG_ARC_PLAT_EZNPS
#define atomic_read(v) READ_ONCE((v)->counter)
diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index 75bb2c5..455eb19 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -15,8 +15,6 @@
#include <asm/barrier.h>
#include <asm/cmpxchg.h>
-#define ATOMIC_INIT(i) { (i) }
-
#ifdef __KERNEL__
/*
diff --git a/arch/arm64/include/asm/atomic.h b/arch/arm64/include/asm/atomic.h
index a08890d..015ddff 100644
--- a/arch/arm64/include/asm/atomic.h
+++ b/arch/arm64/include/asm/atomic.h
@@ -99,8 +99,6 @@ static inline long arch_atomic64_dec_if_positive(atomic64_t *v)
return __lse_ll_sc_body(atomic64_dec_if_positive, v);
}
-#define ATOMIC_INIT(i) { (i) }
-
#define arch_atomic_read(v) __READ_ONCE((v)->counter)
#define arch_atomic_set(v, i) __WRITE_ONCE(((v)->counter), (i))
diff --git a/arch/h8300/include/asm/atomic.h b/arch/h8300/include/asm/atomic.h
index c6b6a06..a990d15 100644
--- a/arch/h8300/include/asm/atomic.h
+++ b/arch/h8300/include/asm/atomic.h
@@ -12,8 +12,6 @@
* resource counting etc..
*/
-#define ATOMIC_INIT(i) { (i) }
-
#define atomic_read(v) READ_ONCE((v)->counter)
#define atomic_set(v, i) WRITE_ONCE(((v)->counter), (i))
diff --git a/arch/hexagon/include/asm/atomic.h b/arch/hexagon/include/asm/atomic.h
index 0231d69..4ab895d 100644
--- a/arch/hexagon/include/asm/atomic.h
+++ b/arch/hexagon/include/asm/atomic.h
@@ -12,8 +12,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
-
/* Normal writes in our arch don't clear lock reservations */
static inline void atomic_set(atomic_t *v, int new)
diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h
index 50440f3..f267d95 100644
--- a/arch/ia64/include/asm/atomic.h
+++ b/arch/ia64/include/asm/atomic.h
@@ -19,7 +19,6 @@
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
#define ATOMIC64_INIT(i) { (i) }
#define atomic_read(v) READ_ONCE((v)->counter)
diff --git a/arch/m68k/include/asm/atomic.h b/arch/m68k/include/asm/atomic.h
index 47228b0..756c5cc 100644
--- a/arch/m68k/include/asm/atomic.h
+++ b/arch/m68k/include/asm/atomic.h
@@ -16,8 +16,6 @@
* We do not have SMP m68k systems, so we don't have to deal with that.
*/
-#define ATOMIC_INIT(i) { (i) }
-
#define atomic_read(v) READ_ONCE((v)->counter)
#define atomic_set(v, i) WRITE_ONCE(((v)->counter), (i))
diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h
index e5ac883..f904084 100644
--- a/arch/mips/include/asm/atomic.h
+++ b/arch/mips/include/asm/atomic.h
@@ -45,7 +45,6 @@ static __always_inline type pfx##_xchg(pfx##_t *v, type n) \
return xchg(&v->counter, n); \
}
-#define ATOMIC_INIT(i) { (i) }
ATOMIC_OPS(atomic, int)
#ifdef CONFIG_64BIT
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h
index 118953d..f960e2f 100644
--- a/arch/parisc/include/asm/atomic.h
+++ b/arch/parisc/include/asm/atomic.h
@@ -136,8 +136,6 @@ ATOMIC_OPS(xor, ^=)
#undef ATOMIC_OP_RETURN
#undef ATOMIC_OP
-#define ATOMIC_INIT(i) { (i) }
-
#ifdef CONFIG_64BIT
#define ATOMIC64_INIT(i) { (i) }
diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h
index 498785f..0311c3c 100644
--- a/arch/powerpc/include/asm/atomic.h
+++ b/arch/powerpc/include/asm/atomic.h
@@ -11,8 +11,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
-
/*
* Since *_return_relaxed and {cmp}xchg_relaxed are implemented with
* a "bne-" instruction at the end, so an isync is enough as a acquire barrier
diff --git a/arch/riscv/include/asm/atomic.h b/arch/riscv/include/asm/atomic.h
index 96f95c9..400a8c8 100644
--- a/arch/riscv/include/asm/atomic.h
+++ b/arch/riscv/include/asm/atomic.h
@@ -19,8 +19,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
-
#define __atomic_acquire_fence() \
__asm__ __volatile__(RISCV_ACQUIRE_BARRIER "" ::: "memory")
diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h
index 491ad53..cae473a 100644
--- a/arch/s390/include/asm/atomic.h
+++ b/arch/s390/include/asm/atomic.h
@@ -15,8 +15,6 @@
#include <asm/barrier.h>
#include <asm/cmpxchg.h>
-#define ATOMIC_INIT(i) { (i) }
-
static inline int atomic_read(const atomic_t *v)
{
int c;
diff --git a/arch/sh/include/asm/atomic.h b/arch/sh/include/asm/atomic.h
index f37b95a..7c2a8a7 100644
--- a/arch/sh/include/asm/atomic.h
+++ b/arch/sh/include/asm/atomic.h
@@ -19,8 +19,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
-
#define atomic_read(v) READ_ONCE((v)->counter)
#define atomic_set(v,i) WRITE_ONCE((v)->counter, (i))
diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h
index 94c930f..efad553 100644
--- a/arch/sparc/include/asm/atomic_32.h
+++ b/arch/sparc/include/asm/atomic_32.h
@@ -18,8 +18,6 @@
#include <asm/barrier.h>
#include <asm-generic/atomic64.h>
-#define ATOMIC_INIT(i) { (i) }
-
int atomic_add_return(int, atomic_t *);
int atomic_fetch_add(int, atomic_t *);
int atomic_fetch_and(int, atomic_t *);
diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h
index b604483..6b235d3 100644
--- a/arch/sparc/include/asm/atomic_64.h
+++ b/arch/sparc/include/asm/atomic_64.h
@@ -12,7 +12,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
#define ATOMIC64_INIT(i) { (i) }
#define atomic_read(v) READ_ONCE((v)->counter)
diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h
index bf35e47..b6cac6e 100644
--- a/arch/x86/include/asm/atomic.h
+++ b/arch/x86/include/asm/atomic.h
@@ -14,8 +14,6 @@
* resource counting etc..
*/
-#define ATOMIC_INIT(i) { (i) }
-
/**
* arch_atomic_read - read atomic variable
* @v: pointer of type atomic_t
diff --git a/arch/xtensa/include/asm/atomic.h b/arch/xtensa/include/asm/atomic.h
index 3e7c613..744c2f4 100644
--- a/arch/xtensa/include/asm/atomic.h
+++ b/arch/xtensa/include/asm/atomic.h
@@ -19,8 +19,6 @@
#include <asm/cmpxchg.h>
#include <asm/barrier.h>
-#define ATOMIC_INIT(i) { (i) }
-
/*
* This Xtensa implementation assumes that the right mechanism
* for exclusion is for locking interrupts to level EXCM_LEVEL.
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index 286867f..11f96f4 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -159,8 +159,6 @@ ATOMIC_OP(xor, ^)
* resource counting etc..
*/
-#define ATOMIC_INIT(i) { (i) }
-
/**
* atomic_read - read atomic variable
* @v: pointer of type atomic_t
diff --git a/include/linux/types.h b/include/linux/types.h
index d3021c8..a147977 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -167,6 +167,8 @@ typedef struct {
int counter;
} atomic_t;
+#define ATOMIC_INIT(i) { (i) }
+
#ifdef CONFIG_64BIT
typedef struct {
s64 counter;
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