eal/linux: allow to map BARs with MSI-X tables

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

diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
index 63bcbce..a4fd5f5 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal_pci.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci.c
@@ -118,13 +118,14 @@ pci_find_max_end_va(void)
 
 /* map a particular resource from a file */
 void *
-pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size)
+pci_map_resource(void *requested_addr, int fd, off_t offset, size_t size,
+                int additional_flags)
 {
        void *mapaddr;
 
        /* Map the PCI memory resource of device */
        mapaddr = mmap(requested_addr, size, PROT_READ | PROT_WRITE,
-                       MAP_SHARED, fd, offset);
+                       MAP_SHARED | additional_flags, fd, offset);
        if (mapaddr == MAP_FAILED) {
                RTE_LOG(ERR, EAL, "%s(): cannot mmap(%d, %p, 0x%lx, 0x%lx): %s (%p)\n",
                        __func__, fd, requested_addr,