NIC address conflicts on 64K pagesize when using multiple NICs,
as system will mmap 64K pagesize for NIC,
but dev->mem_resource[i].len is 16K.
Signed-off-by: beard-627 <dengxiaof...@huawei.com>
Signed-off-by: Wangyu (Eric) <seven.wan...@huawei.com>
Acked-by: Wei Hu <xavier.hu...@huawei.com>
Acked-by: Min Hu <humi...@huawei.com>
---
drivers/bus/pci/linux/pci_uio.c | 2 ++ drivers/bus/pci/linux/pci_vfio.c | 3
+++
2 files changed, 5 insertions(+)
diff --git a/drivers/bus/pci/linux/pci_uio.c b/drivers/bus/pci/linux/pci_uio.c
index 6dca05a..097dc19 100644
--- a/drivers/bus/pci/linux/pci_uio.c
+++ b/drivers/bus/pci/linux/pci_uio.c
@@ -351,6 +351,8 @@
pci_map_addr = RTE_PTR_ADD(mapaddr,
(size_t)dev->mem_resource[res_idx].len);
+ pci_map_addr = RTE_PTR_ALIGN(pci_map_addr, sysconf(_SC_PAGE_SIZE));
+
maps[map_idx].phaddr = dev->mem_resource[res_idx].phys_addr;
maps[map_idx].size = dev->mem_resource[res_idx].len;
maps[map_idx].addr = mapaddr;
diff --git a/drivers/bus/pci/linux/pci_vfio.c b/drivers/bus/pci/linux/pci_vfio.c
index b8faa23..64cd84a 100644
--- a/drivers/bus/pci/linux/pci_vfio.c
+++ b/drivers/bus/pci/linux/pci_vfio.c
@@ -750,6 +750,9 @@
bar_addr = pci_map_addr;
pci_map_addr = RTE_PTR_ADD(bar_addr, (size_t) reg->size);
+ pci_map_addr = RTE_PTR_ALIGN(pci_map_addr,
+ sysconf(_SC_PAGE_SIZE));
+
maps[i].addr = bar_addr;
maps[i].offset = reg->offset;
maps[i].size = reg->size;
--
1.8.3.1
