radeon: call getpagesize once and store in a static

diff --git a/src/mesa/drivers/dri/radeon/radeon_bo_legacy.c b/src/mesa/drivers/dri/radeon/radeon_bo_legacy.c
index 993bac81243ff66155ff15a50b1213b120a7fd92..a716f1059b93066dfba1d0e1a34dbb225060f32f 100644 (file)
--- a/src/mesa/drivers/dri/radeon/radeon_bo_legacy.c
+++ b/src/mesa/drivers/dri/radeon/radeon_bo_legacy.c
@@ -260,7 +260,10 @@ static struct bo_legacy *bo_allocate(struct bo_manager_legacy *boml,
                                      uint32_t flags)
 {
     struct bo_legacy *bo_legacy;
-    uint32_t pgsize = getpagesize() - 1;
+    static int pgsize;
+
+    if (pgsize == 0)
+        pgsize = getpagesize() - 1;
 
     size = (size + pgsize) & ~pgsize;