X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Feal%2Ffreebsd%2Feal_hugepage_info.c;h=9dbe375bd38c15a969951cbfbfa0ce199e17c505;hb=0faa4cfc50275751a86ed17147175c78a36f0da2;hp=408f054f7a2a2d3085ec67b5663ace985220ff3f;hpb=99a2dd955fba6e4cc23b77d590a033650ced9c45;p=dpdk.git

diff --git a/lib/eal/freebsd/eal_hugepage_info.c b/lib/eal/freebsd/eal_hugepage_info.c
index 408f054f7a..9dbe375bd3 100644
--- a/lib/eal/freebsd/eal_hugepage_info.c
+++ b/lib/eal/freebsd/eal_hugepage_info.c
@@ -90,6 +90,10 @@ eal_hugepage_info_init(void)
 		RTE_LOG(ERR, EAL, "could not open "CONTIGMEM_DEV"\n");
 		return -1;
 	}
+	if (flock(fd, LOCK_EX | LOCK_NB) < 0) {
+		RTE_LOG(ERR, EAL, "could not lock memory. Is another DPDK process running?\n");
+		return -1;
+	}
 
 	if (buffer_size >= 1<<30)
 		RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dGB\n",