Commit a7f7e863 authored by Richael Zhuang's avatar Richael Zhuang Committed by Jim Harris
Browse files

env_dpdk: upgrade to C11 atomics 



Replace legacy __sync builtins with C11 __atomic ones to leverage fine
memory order controlling.

Signed-off-by: default avatarRichael Zhuang <richael.zhuang@arm.com>
Change-Id: Ie799889dccba88551516b1c15452392ba5a5dae5
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/463459


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: default avatarYibo Cai <yibo.cai@arm.com>
Reviewed-by: default avatarDarek Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
parent bcb9d936

lib/env_dpdk/env.c

+1 −1
Original line number Diff line number Diff line
@@ -397,7 +397,7 @@ spdk_ring_create(enum spdk_ring_type type, size_t count, int socket_id) 
	}



	snprintf(ring_name, sizeof(ring_name), "ring_%u_%d",

		 __sync_fetch_and_add(&ring_num, 1), getpid());

		 __atomic_fetch_add(&ring_num, 1, __ATOMIC_RELAXED), getpid());



	return (struct spdk_ring *)rte_ring_create(ring_name, count, socket_id, flags);

}