+++ /dev/null
-From: jbeulich@novell.com
-Subject: adjust Xen's swiotlb default size setting
-Patch-mainline: obsolete
-
---- sle11-2009-02-05.orig/lib/swiotlb-xen.c 2009-02-05 11:18:17.000000000 +0100
-+++ sle11-2009-02-05/lib/swiotlb-xen.c 2009-02-05 11:18:23.000000000 +0100
-@@ -224,8 +224,8 @@ swiotlb_init_with_default_size(size_t de
- void __init
- swiotlb_init(void)
- {
-- long ram_end;
-- size_t defsz = 64 * (1 << 20); /* 64MB default size */
-+ unsigned long ram_end;
-+ size_t defsz = 64 << 20; /* 64MB default size */
-
- if (swiotlb_force == 1) {
- swiotlb = 1;
-@@ -234,8 +234,12 @@ swiotlb_init(void)
- is_initial_xendomain()) {
- /* Domain 0 always has a swiotlb. */
- ram_end = HYPERVISOR_memory_op(XENMEM_maximum_ram_page, NULL);
-- if (ram_end <= 0x7ffff)
-- defsz = 2 * (1 << 20); /* 2MB on <2GB on systems. */
-+ if (ram_end <= 0x1ffff)
-+ defsz = 2 << 20; /* 2MB on <512MB systems. */
-+ else if (ram_end <= 0x3ffff)
-+ defsz = 4 << 20; /* 4MB on <1GB systems. */
-+ else if (ram_end <= 0x7ffff)
-+ defsz = 8 << 20; /* 8MB on <2GB systems. */
- swiotlb = 1;
- }
-