# HG changeset patch
# User Jimi Xenidis <[EMAIL PROTECTED]>
# Node ID 2e303eacce32e5fd3f7b16c92ff034b7117e1d5f
# Parent af1380a08804aed15a04f3dd60c5e56011e68d06
[XEN][POWERPC] Allocated wrong order for dummy page
This patch makes sure that the dummy page is only 4k not 8k.
Signed-off-by: Jimi Xenidis <[EMAIL PROTECTED]>
---
xen/arch/powerpc/dart.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff -r af1380a08804 -r 2e303eacce32 xen/arch/powerpc/dart.c
--- a/xen/arch/powerpc/dart.c Tue Sep 26 12:42:33 2006 -0400
+++ b/xen/arch/powerpc/dart.c Tue Sep 26 12:44:20 2006 -0400
@@ -60,8 +60,8 @@ union dart_entry {
u32 de_word;
struct {
u32 de_v:1; /* valid */
- u32 de_rp:1; /* read protected*/
- u32 de_wp:1; /* write protected*/
+ u32 de_rp:1; /* read protected */
+ u32 de_wp:1; /* write protected */
u32 _de_res:5;
u32 de_ppn:24; /* 24 bit Physical Page Number
* representing address [28:51] */
@@ -98,7 +98,6 @@ static u32 dart_encode(int perm, ulong r
if (perm & DART_WRITE) {
e.de_bits.de_wp = 0;
}
-
return e.de_word;
}
@@ -263,7 +262,7 @@ static int init_dart(void)
/* Linux uses a dummy page, filling "empty" DART entries with a
reference to this page to capture stray DMA's */
- dummy_page = (ulong)alloc_xenheap_pages(1);
+ dummy_page = (ulong)alloc_xenheap_pages(0);
clear_page((void *)dummy_page);
dummy_page >>= PAGE_SHIFT;
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