mem: fix segment fd API error code for external segment

[dpdk.git] / lib / librte_eal / common / eal_common_memory.c

diff --git a/lib/librte_eal/common/eal_common_memory.c b/lib/librte_eal/common/eal_common_memory.c
index 051159f..c9da69b 100644 (file)
--- a/lib/librte_eal/common/eal_common_memory.c
+++ b/lib/librte_eal/common/eal_common_memory.c
@@ -705,6 +705,12 @@ rte_memseg_get_fd_thread_unsafe(const struct rte_memseg *ms)
                return -1;
        }
 
+       /* segment fd API is not supported for external segments */
+       if (msl->external) {
+               rte_errno = ENOTSUP;
+               return -1;
+       }
+
        ret = eal_memalloc_get_seg_fd(msl_idx, seg_idx);
        if (ret < 0) {
                rte_errno = -ret;
@@ -755,6 +761,12 @@ rte_memseg_get_fd_offset_thread_unsafe(const struct rte_memseg *ms,
                return -1;
        }
 
+       /* segment fd API is not supported for external segments */
+       if (msl->external) {
+               rte_errno = ENOTSUP;
+               return -1;
+       }
+
        ret = eal_memalloc_get_seg_fd_offset(msl_idx, seg_idx, offset);
        if (ret < 0) {
                rte_errno = -ret;