On Mon, 8 Aug 2005, Richard Purdie wrote:
> The following patch (against -mm) cleared the problem up but I'm not
> sure how correct it is:
Almost. The new entry needs to be made dirty. new_entry is already made
young. entry is not.
---
Set dirty bit correctly in handle_pte_fault
new_entry is used for the new pte entry. handle_mm_fault must dirty
new_entry and not "entry". entry is only used for comparison. The current
version does not set the dirty bit.
Signed-off-by: Christoph Lameter <[EMAIL PROTECTED]>
Index: linux-2.6.13-rc4/mm/memory.c
===================================================================
--- linux-2.6.13-rc4.orig/mm/memory.c 2005-08-03 17:15:22.000000000 -0700
+++ linux-2.6.13-rc4/mm/memory.c 2005-08-08 17:54:53.000000000 -0700
@@ -2091,7 +2091,7 @@
return do_wp_page(mm, vma, address, pte, pmd, entry);
#endif
}
- entry = pte_mkdirty(entry);
+ new_entry = pte_mkdirty(new_entry);
}
/*
-
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