Changeset 3305 in vbox for trunk/src/VBox/Runtime

Timestamp:

Jun 26, 2007 7:39:14 PM (18 years ago)

Author:

vboxsync

Message:

change_page_attr was introduced somewhere in the 2.4.21..28 range. (Don't know exactly when since lxr.linux.no only has 2.4.20 and 2.4.28, and I don't have any other sources handy.)

File:

• trunk/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c (modified) (2 diffs)

trunk/src/VBox/Runtime/r0drv/linux/alloc-r0drv-linux.c

@@ -253 +253 @@
 
             SetPageReserved(&paPages[iPage]);
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 20) /** @todo find the exact kernel where change_page_attr was introduced. */
             if (pgprot_val(MY_PAGE_KERNEL_EXEC) != pgprot_val(PAGE_KERNEL))
                 MY_CHANGE_PAGE_ATTR(&paPages[iPage], 1, MY_PAGE_KERNEL_EXEC);
+#endif
         }
         *pPhys = page_to_phys(paPages);
@@ -295 +297 @@
         {
             ClearPageReserved(&paPages[iPage]);
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 4, 20) /** @todo find the exact kernel where change_page_attr was introduced. */
             if (pgprot_val(MY_PAGE_KERNEL_EXEC) != pgprot_val(PAGE_KERNEL))
                 MY_CHANGE_PAGE_ATTR(&paPages[iPage], 1, PAGE_KERNEL);
+#endif
         }
         __free_pages(paPages, cOrder);