[Xen-changelog] [xen-unstable] xencomm: add support for log dirty mode

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1207576967 -3600
# Node ID 146f214a0e63cd46492b1e4748922bad2ce85af8
# Parent  6143f5bd32a7276b616a2da7efe172b8ccc781c5
xencomm: add support for log dirty mode

Signed-off-by: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
---
 xen/common/xencomm.c      |    1 +
 xen/include/xen/xencomm.h |    8 ++++++++
 2 files changed, 9 insertions(+)

diff -r 6143f5bd32a7 -r 146f214a0e63 xen/common/xencomm.c
--- a/xen/common/xencomm.c      Mon Apr 07 15:01:26 2008 +0100
+++ b/xen/common/xencomm.c      Mon Apr 07 15:02:47 2008 +0100
@@ -323,6 +323,7 @@ xencomm_copy_chunk_to(
                (unsigned long)xencomm_vaddr(paddr, page));
 
     memcpy(xencomm_vaddr(paddr, page), (void *)from, len);
+    xencomm_mark_dirty(xencomm_vaddr(paddr, page), len);
     put_page(page);
 
     return 0;
diff -r 6143f5bd32a7 -r 146f214a0e63 xen/include/xen/xencomm.h
--- a/xen/include/xen/xencomm.h Mon Apr 07 15:01:26 2008 +0100
+++ b/xen/include/xen/xencomm.h Mon Apr 07 15:02:47 2008 +0100
@@ -114,4 +114,12 @@ static inline unsigned long xencomm_inli
     xencomm_copy_from_guest(_d, _s, sizeof(*_d), _off);             \
 })
 
+#ifdef CONFIG_XENCOMM_MARK_DIRTY
+extern void xencomm_mark_dirty(unsigned long addr, unsigned int len);
+#else
+static inline void xencomm_mark_dirty(unsigned long addr, unsigned int len)
+{
+}
+#endif
+
 #endif /* __XENCOMM_H__ */

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