Use DRM_MEMORYBARRIER() macro instead of mb().

diff --git a/linux-core/xgi_pcie.c b/linux-core/xgi_pcie.c
index 932615a..d15ea32 100644 (file)
--- a/linux-core/xgi_pcie.c
+++ b/linux-core/xgi_pcie.c
@@ -96,11 +96,7 @@ static int xgi_pcie_lut_init(struct xgi_info * info)
                lut[i] = info->dev->sg->busaddr[i];
        }
 
-#if defined(__i386__) || defined(__x86_64__)
-       asm volatile ("wbinvd":::"memory");
-#else
-       mb();
-#endif
+       DRM_MEMORYBARRIER();
 
        /* Set GART in SFB */
        temp = DRM_READ8(info->mmio_map, 0xB00C);