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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-3153e06f0f9sm823245eec.23.2026.07.30.22.00.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2026 22:00:06 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Hemant Agrawal , Sachin Saxena Subject: [PATCH v6 15/24] common/dpaax: use stdatomic instead of rte_atomic Date: Thu, 30 Jul 2026 21:57:53 -0700 Message-ID: <20260731045948.769926-16-stephen@networkplumber.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260731045948.769926-1-stephen@networkplumber.org> References: <20260521042043.1590536-1-stephen@networkplumber.org> <20260731045948.769926-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The driver debug code uses local atomic wrappers; convert them to DPDK rte_atomic wrappers for C11 stdatomic. Signed-off-by: Stephen Hemminger --- drivers/common/dpaax/compat.h | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/drivers/common/dpaax/compat.h b/drivers/common/dpaax/compat.h index d0635255da..3c229af9ef 100644 --- a/drivers/common/dpaax/compat.h +++ b/drivers/common/dpaax/compat.h @@ -365,19 +365,18 @@ static inline unsigned long get_zeroed_page(gfp_t __foo __rte_unused) #define spin_lock_irqsave(x, f) spin_lock_irq(x) #define spin_unlock_irqrestore(x, f) spin_unlock_irq(x) -#define atomic_t rte_atomic32_t -#define atomic_read(v) rte_atomic32_read(v) -#define atomic_set(v, i) rte_atomic32_set(v, i) - -#define atomic_inc(v) rte_atomic32_add(v, 1) -#define atomic_dec(v) rte_atomic32_sub(v, 1) - -#define atomic_inc_and_test(v) rte_atomic32_inc_and_test(v) -#define atomic_dec_and_test(v) rte_atomic32_dec_and_test(v) - -#define atomic_inc_return(v) rte_atomic32_add_return(v, 1) -#define atomic_dec_return(v) rte_atomic32_sub_return(v, 1) -#define atomic_sub_and_test(i, v) (rte_atomic32_sub_return(v, i) == 0) +typedef RTE_ATOMIC(uint32_t) atomic_t; + +#define atomic_read(v) rte_atomic_load_explicit((v), rte_memory_order_relaxed) +#define atomic_set(v, i) rte_atomic_store_explicit((v), (i), rte_memory_order_relaxed) +#define atomic_inc(v) ((void)rte_atomic_fetch_add_explicit((v), 1, \ + rte_memory_order_seq_cst)) +#define atomic_dec(v) ((void)rte_atomic_fetch_sub_explicit((v), 1, \ + rte_memory_order_seq_cst)) +#define atomic_inc_and_test(v) (rte_atomic_fetch_add_explicit((v), 1, \ + rte_memory_order_seq_cst) == 0) +#define atomic_dec_and_test(v) (rte_atomic_fetch_sub_explicit((v), 1, \ + rte_memory_order_seq_cst) == 0) /* Interface name len*/ #define IF_NAME_MAX_LEN 16 -- 2.53.0