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From: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
To: jerin.jacob@caviumnetworks.com, ferruh.yigit@intel.com,
	stephen@networkplumber.org, konstantin.ananyev@intel.com,
	thomas@monjalon.net
Cc: dev@dpdk.org, Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Subject: [dpdk-dev]  [PATCH] eal: fix clang compilation error on ARM64
Date: Fri,  6 Apr 2018 16:31:03 +0530	[thread overview]
Message-ID: <20180406110103.29163-1-pbhagavatula@caviumnetworks.com> (raw)

Use __atomic_exchange_n instead of __atomic_exchange_(2/4/8).

Fixes: ff2863570fcc ("eal: introduce atomic exchange operation")

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
---
 lib/librte_eal/common/include/generic/rte_atomic.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/librte_eal/common/include/generic/rte_atomic.h b/lib/librte_eal/common/include/generic/rte_atomic.h
index 8652c0264..91a6d615a 100644
--- a/lib/librte_eal/common/include/generic/rte_atomic.h
+++ b/lib/librte_eal/common/include/generic/rte_atomic.h
@@ -12,7 +12,9 @@
  * This file defines a generic API for atomic operations.
  */
 
+#include <stdatomic.h>
 #include <stdint.h>
+
 #include <rte_common.h>
 
 #ifdef __DOXYGEN__
@@ -212,7 +214,7 @@ rte_atomic16_exchange(volatile uint16_t *dst, uint16_t val);
 static inline uint16_t
 rte_atomic16_exchange(volatile uint16_t *dst, uint16_t val)
 {
-	return __atomic_exchange_2(dst, val, __ATOMIC_SEQ_CST);
+	return __atomic_exchange_n(dst, val, __ATOMIC_SEQ_CST);
 }
 #endif
 
@@ -491,7 +493,7 @@ rte_atomic32_exchange(volatile uint32_t *dst, uint32_t val);
 static inline uint32_t
 rte_atomic32_exchange(volatile uint32_t *dst, uint32_t val)
 {
-	return __atomic_exchange_4(dst, val, __ATOMIC_SEQ_CST);
+	return __atomic_exchange_n(dst, val, __ATOMIC_SEQ_CST);
 }
 #endif
 
@@ -769,7 +771,7 @@ rte_atomic64_exchange(volatile uint64_t *dst, uint64_t val);
 static inline uint64_t
 rte_atomic64_exchange(volatile uint64_t *dst, uint64_t val)
 {
-	return __atomic_exchange_8(dst, val, __ATOMIC_SEQ_CST);
+	return __atomic_exchange_n(dst, val, __ATOMIC_SEQ_CST);
 }
 #endif
 
-- 
2.17.0

             reply	other threads:[~2018-04-06 11:01 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-06 11:01 Pavan Nikhilesh [this message]
2018-04-06 16:24 ` Thomas Monjalon
2018-04-06 18:25   ` Pavan Nikhilesh
2018-04-10 15:07     ` Thomas Monjalon
2018-04-10 21:35       ` Thomas Monjalon
2018-04-11  8:38         ` Pavan Nikhilesh
2018-04-11  8:46           ` Thomas Monjalon
2018-04-11  9:00             ` Pavan Nikhilesh
2018-04-11 17:01 ` [dpdk-dev] [PATCH v2] " Pavan Nikhilesh
2018-04-11 20:42   ` Thomas Monjalon
2018-04-11 21:48     ` Stephen Hemminger

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