[PATCH] NOMMU: Provide page_mkclean() for NOMMU

From: David Howells
Date: Tue Sep 05 2006 - 11:28:45 EST



Provide a page_mkclean() implementation for NOMMU. This doesn't do anything
except return successfully as there are no PTEs for it to play with.

This is only relevant to the -mm kernels.

Signed-Off-By: David Howells <dhowells@xxxxxxxxxx>
---
warthog>diffstat -p1 nommu-page_mkclean-2618rc5mm1.diff
include/linux/rmap.h | 6 ++++++
1 file changed, 6 insertions(+)

diff -urp ../kernels/linux-2.6.18-rc5-mm1/include/linux/rmap.h linux-2.6.18-rc5-mm1-frv/include/linux/rmap.h
--- ../kernels/linux-2.6.18-rc5-mm1/include/linux/rmap.h 2006-09-04 18:03:32.000000000 +0100
+++ linux-2.6.18-rc5-mm1-frv/include/linux/rmap.h 2006-09-05 15:34:35.000000000 +0100
@@ -120,6 +120,12 @@ int page_mkclean(struct page *);
#define page_referenced(page,l) TestClearPageReferenced(page)
#define try_to_unmap(page, refs) SWAP_FAIL

+static inline int page_mkclean(struct page *page)
+{
+ return 0;
+}
+
+
#endif /* CONFIG_MMU */

/*
-
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