malloc: enable event callbacks for external memory

[dpdk.git] / lib / librte_eal / linuxapp / eal / eal_vfio.c

diff --git a/lib/librte_eal/linuxapp/eal/eal_vfio.c b/lib/librte_eal/linuxapp/eal/eal_vfio.c
index fddbc3b..d7268e4 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal_vfio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_vfio.c
@@ -509,7 +509,7 @@ vfio_mem_event_callback(enum rte_mem_event type, const void *addr, size_t len,
        msl = rte_mem_virt2memseg_list(addr);
 
        /* for IOVA as VA mode, no need to care for IOVA addresses */
-       if (rte_eal_iova_mode() == RTE_IOVA_VA) {
+       if (rte_eal_iova_mode() == RTE_IOVA_VA && msl->external == 0) {
                uint64_t vfio_va = (uint64_t)(uintptr_t)addr;
                if (type == RTE_MEM_EVENT_ALLOC)
                        vfio_dma_mem_map(default_vfio_cfg, vfio_va, vfio_va,
@@ -523,13 +523,19 @@ vfio_mem_event_callback(enum rte_mem_event type, const void *addr, size_t len,
        /* memsegs are contiguous in memory */
        ms = rte_mem_virt2memseg(addr, msl);
        while (cur_len < len) {
+               /* some memory segments may have invalid IOVA */
+               if (ms->iova == RTE_BAD_IOVA) {
+                       RTE_LOG(DEBUG, EAL, "Memory segment at %p has bad IOVA, skipping\n",
+                                       ms->addr);
+                       goto next;
+               }
                if (type == RTE_MEM_EVENT_ALLOC)
                        vfio_dma_mem_map(default_vfio_cfg, ms->addr_64,
                                        ms->iova, ms->len, 1);
                else
                        vfio_dma_mem_map(default_vfio_cfg, ms->addr_64,
                                        ms->iova, ms->len, 0);
-
+next:
                cur_len += ms->len;
                ++ms;
        }