diff options
Diffstat (limited to 'drivers/bus/fslmc/fslmc_vfio.c')
| -rw-r--r-- | drivers/bus/fslmc/fslmc_vfio.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/bus/fslmc/fslmc_vfio.c b/drivers/bus/fslmc/fslmc_vfio.c index 4c2cd2a8..493b6e5b 100644 --- a/drivers/bus/fslmc/fslmc_vfio.c +++ b/drivers/bus/fslmc/fslmc_vfio.c @@ -221,6 +221,13 @@ fslmc_memevent_cb(enum rte_mem_event type, const void *addr, size_t len, "alloc" : "dealloc", va, virt_addr, iova_addr, map_len); + /* iova_addr may be set to RTE_BAD_IOVA */ + if (iova_addr == RTE_BAD_IOVA) { + DPAA2_BUS_DEBUG("Segment has invalid iova, skipping\n"); + cur_len += map_len; + continue; + } + if (type == RTE_MEM_EVENT_ALLOC) ret = fslmc_map_dma(virt_addr, iova_addr, map_len); else @@ -318,11 +325,15 @@ fslmc_unmap_dma(uint64_t vaddr, uint64_t iovaddr __rte_unused, size_t len) static int fslmc_dmamap_seg(const struct rte_memseg_list *msl __rte_unused, - const struct rte_memseg *ms, void *arg) + const struct rte_memseg *ms, void *arg) { int *n_segs = arg; int ret; + /* if IOVA address is invalid, skip */ + if (ms->iova == RTE_BAD_IOVA) + return 0; + ret = fslmc_map_dma(ms->addr_64, ms->iova, ms->len); if (ret) DPAA2_BUS_ERR("Unable to VFIO map (addr=%p, len=%zu)", |