iris: Force VMA alignment to be a multiple of the page size.

This should happen regardless, but let's be paranoid.
2019-04-26 18:53:57 -07:00
parent 068a700195
commit bd4b18d255
1 changed files with 3 additions and 0 deletions
@@ -410,6 +410,9 @@ vma_alloc(struct iris_bufmgr *bufmgr,
          uint64_t size,
          uint64_t alignment)
 {
+   /* Force alignment to be some number of pages */
+   alignment = ALIGN(alignment, PAGE_SIZE);
+
   if (memzone == IRIS_MEMZONE_BORDER_COLOR_POOL)
      return IRIS_BORDER_COLOR_POOL_ADDRESS;