From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f199.google.com (mail-wr0-f199.google.com [209.85.128.199]) by kanga.kvack.org (Postfix) with ESMTP id C51556B02C3 for ; Tue, 6 Jun 2017 06:11:49 -0400 (EDT) Received: by mail-wr0-f199.google.com with SMTP id t30so13050827wra.7 for ; Tue, 06 Jun 2017 03:11:49 -0700 (PDT) Received: from mail-wm0-x231.google.com (mail-wm0-x231.google.com. [2a00:1450:400c:c09::231]) by mx.google.com with ESMTPS id 91si15262135wrs.75.2017.06.06.03.11.48 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 06 Jun 2017 03:11:48 -0700 (PDT) Received: by mail-wm0-x231.google.com with SMTP id 7so93962222wmo.1 for ; Tue, 06 Jun 2017 03:11:48 -0700 (PDT) From: Dmitry Vyukov Subject: [PATCH v3 3/7] asm-generic: add atomic-instrumented.h Date: Tue, 6 Jun 2017 12:11:36 +0200 Message-Id: <09e703138fc80340ce469e3d34e42b3cb2306999.1496743523.git.dvyukov@google.com> In-Reply-To: References: In-Reply-To: References: Sender: owner-linux-mm@kvack.org List-ID: To: mark.rutland@arm.com, peterz@infradead.org, mingo@redhat.com, will.deacon@arm.com, hpa@zytor.com Cc: Dmitry Vyukov , Andrew Morton , Andrey Ryabinin , kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, x86@kernel.org The new header allows to wrap per-arch atomic operations and add common functionality to all of them. Signed-off-by: Dmitry Vyukov Cc: Mark Rutland Cc: Peter Zijlstra Cc: Will Deacon Cc: Andrew Morton Cc: Andrey Ryabinin Cc: Ingo Molnar Cc: kasan-dev@googlegroups.com Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Cc: x86@kernel.org --- include/asm-generic/atomic-instrumented.h | 316 ++++++++++++++++++++++++++++++ 1 file changed, 316 insertions(+) diff --git a/include/asm-generic/atomic-instrumented.h b/include/asm-generic/atomic-instrumented.h new file mode 100644 index 000000000000..50401d925290 --- /dev/null +++ b/include/asm-generic/atomic-instrumented.h @@ -0,0 +1,316 @@ +#ifndef _LINUX_ATOMIC_INSTRUMENTED_H +#define _LINUX_ATOMIC_INSTRUMENTED_H + +static __always_inline int atomic_read(const atomic_t *v) +{ + return arch_atomic_read(v); +} + +static __always_inline s64 atomic64_read(const atomic64_t *v) +{ + return arch_atomic64_read(v); +} + +static __always_inline void atomic_set(atomic_t *v, int i) +{ + arch_atomic_set(v, i); +} + +static __always_inline void atomic64_set(atomic64_t *v, s64 i) +{ + arch_atomic64_set(v, i); +} + +static __always_inline int atomic_xchg(atomic_t *v, int i) +{ + return arch_atomic_xchg(v, i); +} + +static __always_inline s64 atomic64_xchg(atomic64_t *v, s64 i) +{ + return arch_atomic64_xchg(v, i); +} + +static __always_inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + return arch_atomic_cmpxchg(v, old, new); +} + +static __always_inline s64 atomic64_cmpxchg(atomic64_t *v, s64 old, s64 new) +{ + return arch_atomic64_cmpxchg(v, old, new); +} + +#ifdef arch_atomic_try_cmpxchg +#define atomic_try_cmpxchg atomic_try_cmpxchg +static __always_inline bool atomic_try_cmpxchg(atomic_t *v, int *old, int new) +{ + return arch_atomic_try_cmpxchg(v, old, new); +} +#endif + +#ifdef arch_atomic64_try_cmpxchg +#define atomic64_try_cmpxchg atomic64_try_cmpxchg +static __always_inline bool atomic64_try_cmpxchg(atomic64_t *v, s64 *old, s64 new) +{ + return arch_atomic64_try_cmpxchg(v, old, new); +} +#endif + +static __always_inline int __atomic_add_unless(atomic_t *v, int a, int u) +{ + return __arch_atomic_add_unless(v, a, u); +} + + +static __always_inline bool atomic64_add_unless(atomic64_t *v, s64 a, s64 u) +{ + return arch_atomic64_add_unless(v, a, u); +} + +static __always_inline void atomic_inc(atomic_t *v) +{ + arch_atomic_inc(v); +} + +static __always_inline void atomic64_inc(atomic64_t *v) +{ + arch_atomic64_inc(v); +} + +static __always_inline void atomic_dec(atomic_t *v) +{ + arch_atomic_dec(v); +} + +static __always_inline void atomic64_dec(atomic64_t *v) +{ + arch_atomic64_dec(v); +} + +static __always_inline void atomic_add(int i, atomic_t *v) +{ + arch_atomic_add(i, v); +} + +static __always_inline void atomic64_add(s64 i, atomic64_t *v) +{ + arch_atomic64_add(i, v); +} + +static __always_inline void atomic_sub(int i, atomic_t *v) +{ + arch_atomic_sub(i, v); +} + +static __always_inline void atomic64_sub(s64 i, atomic64_t *v) +{ + arch_atomic64_sub(i, v); +} + +static __always_inline void atomic_and(int i, atomic_t *v) +{ + arch_atomic_and(i, v); +} + +static __always_inline void atomic64_and(s64 i, atomic64_t *v) +{ + arch_atomic64_and(i, v); +} + +static __always_inline void atomic_or(int i, atomic_t *v) +{ + arch_atomic_or(i, v); +} + +static __always_inline void atomic64_or(s64 i, atomic64_t *v) +{ + arch_atomic64_or(i, v); +} + +static __always_inline void atomic_xor(int i, atomic_t *v) +{ + arch_atomic_xor(i, v); +} + +static __always_inline void atomic64_xor(s64 i, atomic64_t *v) +{ + arch_atomic64_xor(i, v); +} + +static __always_inline int atomic_inc_return(atomic_t *v) +{ + return arch_atomic_inc_return(v); +} + +static __always_inline s64 atomic64_inc_return(atomic64_t *v) +{ + return arch_atomic64_inc_return(v); +} + +static __always_inline int atomic_dec_return(atomic_t *v) +{ + return arch_atomic_dec_return(v); +} + +static __always_inline s64 atomic64_dec_return(atomic64_t *v) +{ + return arch_atomic64_dec_return(v); +} + +static __always_inline s64 atomic64_inc_not_zero(atomic64_t *v) +{ + return arch_atomic64_inc_not_zero(v); +} + +static __always_inline s64 atomic64_dec_if_positive(atomic64_t *v) +{ + return arch_atomic64_dec_if_positive(v); +} + +static __always_inline bool atomic_dec_and_test(atomic_t *v) +{ + return arch_atomic_dec_and_test(v); +} + +static __always_inline bool atomic64_dec_and_test(atomic64_t *v) +{ + return arch_atomic64_dec_and_test(v); +} + +static __always_inline bool atomic_inc_and_test(atomic_t *v) +{ + return arch_atomic_inc_and_test(v); +} + +static __always_inline bool atomic64_inc_and_test(atomic64_t *v) +{ + return arch_atomic64_inc_and_test(v); +} + +static __always_inline int atomic_add_return(int i, atomic_t *v) +{ + return arch_atomic_add_return(i, v); +} + +static __always_inline s64 atomic64_add_return(s64 i, atomic64_t *v) +{ + return arch_atomic64_add_return(i, v); +} + +static __always_inline int atomic_sub_return(int i, atomic_t *v) +{ + return arch_atomic_sub_return(i, v); +} + +static __always_inline s64 atomic64_sub_return(s64 i, atomic64_t *v) +{ + return arch_atomic64_sub_return(i, v); +} + +static __always_inline int atomic_fetch_add(int i, atomic_t *v) +{ + return arch_atomic_fetch_add(i, v); +} + +static __always_inline s64 atomic64_fetch_add(s64 i, atomic64_t *v) +{ + return arch_atomic64_fetch_add(i, v); +} + +static __always_inline int atomic_fetch_sub(int i, atomic_t *v) +{ + return arch_atomic_fetch_sub(i, v); +} + +static __always_inline s64 atomic64_fetch_sub(s64 i, atomic64_t *v) +{ + return arch_atomic64_fetch_sub(i, v); +} + +static __always_inline int atomic_fetch_and(int i, atomic_t *v) +{ + return arch_atomic_fetch_and(i, v); +} + +static __always_inline s64 atomic64_fetch_and(s64 i, atomic64_t *v) +{ + return arch_atomic64_fetch_and(i, v); +} + +static __always_inline int atomic_fetch_or(int i, atomic_t *v) +{ + return arch_atomic_fetch_or(i, v); +} + +static __always_inline s64 atomic64_fetch_or(s64 i, atomic64_t *v) +{ + return arch_atomic64_fetch_or(i, v); +} + +static __always_inline int atomic_fetch_xor(int i, atomic_t *v) +{ + return arch_atomic_fetch_xor(i, v); +} + +static __always_inline s64 atomic64_fetch_xor(s64 i, atomic64_t *v) +{ + return arch_atomic64_fetch_xor(i, v); +} + +static __always_inline bool atomic_sub_and_test(int i, atomic_t *v) +{ + return arch_atomic_sub_and_test(i, v); +} + +static __always_inline bool atomic64_sub_and_test(s64 i, atomic64_t *v) +{ + return arch_atomic64_sub_and_test(i, v); +} + +static __always_inline bool atomic_add_negative(int i, atomic_t *v) +{ + return arch_atomic_add_negative(i, v); +} + +static __always_inline bool atomic64_add_negative(s64 i, atomic64_t *v) +{ + return arch_atomic64_add_negative(i, v); +} + +#define cmpxchg(ptr, old, new) \ +({ \ + arch_cmpxchg((ptr), (old), (new)); \ +}) + +#define sync_cmpxchg(ptr, old, new) \ +({ \ + arch_sync_cmpxchg((ptr), (old), (new)); \ +}) + +#define cmpxchg_local(ptr, old, new) \ +({ \ + arch_cmpxchg_local((ptr), (old), (new)); \ +}) + +#define cmpxchg64(ptr, old, new) \ +({ \ + arch_cmpxchg64((ptr), (old), (new)); \ +}) + +#define cmpxchg64_local(ptr, old, new) \ +({ \ + arch_cmpxchg64_local((ptr), (old), (new)); \ +}) + +#define cmpxchg_double(p1, p2, o1, o2, n1, n2) \ +({ \ + arch_cmpxchg_double((p1), (p2), (o1), (o2), (n1), (n2)); \ +}) + +#define cmpxchg_double_local(p1, p2, o1, o2, n1, n2) \ +({ \ + arch_cmpxchg_double_local((p1), (p2), (o1), (o2), (n1), (n2)); \ +}) + +#endif /* _LINUX_ATOMIC_INSTRUMENTED_H */ -- 2.13.0.506.g27d5fe0cd-goog -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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