From: Vineet Gupta <Vineet.Gupta1@synopsys.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@kernel.org>, Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
Vineet Gupta <Vineet.Gupta1@synopsys.com>
Subject: [PATCH 3/3] ARC: provide atomic_or() and define ARCH_HAS_ATOMIC_OR
Date: Thu, 9 Jul 2015 13:43:19 +0530 [thread overview]
Message-ID: <1436429599-10762-4-git-send-email-vgupta@synopsys.com> (raw)
In-Reply-To: <1436429599-10762-1-git-send-email-vgupta@synopsys.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: linux-arch@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
---
arch/arc/include/asm/atomic.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
index 03484cb4d16d..fab27dbc562b 100644
--- a/arch/arc/include/asm/atomic.h
+++ b/arch/arc/include/asm/atomic.h
@@ -141,10 +141,19 @@ static inline int atomic_##op##_return(int i, atomic_t *v) \
ATOMIC_OP(op, c_op, asm_op) \
ATOMIC_OP_RETURN(op, c_op, asm_op)
+/* atomic_add(), atomic_add_return() */
ATOMIC_OPS(add, +=, add)
+
+/* atomic_sub(), atomic_sub_return() */
ATOMIC_OPS(sub, -=, sub)
+
+/* atomic_and() */
ATOMIC_OP(and, &=, and)
+#define ARCH_HAS_ATOMIC_OR
+/* atomic_or() */
+ATOMIC_OP(or, |=, or)
+
#define atomic_clear_mask(mask, v) atomic_and(~(mask), (v))
#undef ATOMIC_OPS
--
1.9.1
next prev parent reply other threads:[~2015-07-09 8:14 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-09 8:13 [PATCH 0/3] atomic_or() related changes Vineet Gupta
2015-07-09 8:13 ` [PATCH 1/3] asm-generic/atomic.h: ARCH_HAS_ATOMIC_OR -> CONFIG_ARCH_HAS_ATOMIC_OR Vineet Gupta
2015-07-09 8:13 ` [PATCH 2/3] brcmfmac: dhd_sdio.c: use existing atomic_or primitive Vineet Gupta
2015-07-09 18:25 ` Arend van Spriel
2015-07-09 18:31 ` Arend van Spriel
2015-07-09 19:57 ` Peter Zijlstra
2015-07-10 4:49 ` Vineet Gupta
2015-07-10 9:05 ` Arend van Spriel
2015-07-10 9:05 ` Arend van Spriel
2015-07-24 17:02 ` Kalle Valo
2015-07-24 17:22 ` Vineet Gupta
2015-07-24 17:22 ` Vineet Gupta
2015-07-26 11:12 ` Arend van Spriel
2015-07-26 11:12 ` Arend van Spriel
2015-07-27 10:08 ` Kalle Valo
2015-07-27 10:08 ` Kalle Valo
2015-07-27 10:23 ` Vineet Gupta
2015-08-13 12:30 ` [2/3] " Kalle Valo
2015-08-13 12:30 ` Kalle Valo
2015-07-09 8:13 ` Vineet Gupta [this message]
2015-07-09 12:31 ` [PATCH 0/3] atomic_or() related changes Peter Zijlstra
2015-07-09 13:05 ` Vineet Gupta
2015-07-09 13:20 ` Peter Zijlstra
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