bus/pci: remove unused x86 Linux constant

This macro is unused after a previous fix.

Fixes: fe822eb8c565 ("bus/pci: use IOVA DMA mask check when setting IOVA mode")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>

diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c
index 1d8d20d..f4fb742 100644 (file)
--- a/drivers/bus/pci/linux/pci.c
+++ b/drivers/bus/pci/linux/pci.c
@@ -503,7 +503,6 @@ pci_one_device_iommu_support_va(const struct rte_pci_device *dev)
 {
 #define VTD_CAP_MGAW_SHIFT     16
 #define VTD_CAP_MGAW_MASK      (0x3fULL << VTD_CAP_MGAW_SHIFT)
-#define X86_VA_WIDTH 47 /* From Documentation/x86/x86_64/mm.txt */
        const struct rte_pci_addr *addr = &dev->addr;
        char filename[PATH_MAX];
        FILE *fp;