On Monday 2011-03-21 10:05, [email protected] wrote:
>
>Jan Engelhardt:
>> Mar 19 15:36:40 134.76.82.230 [ 202.960778] kernel BUG at
>> /usr/src/packages/BUILD/aufs-2.1~20110214/obj/desktop/fs/aufs/dynop.c:199!
>
>This line verifies the size of struct address_space_operation.
>If it is modified by another kernel patch, aufs crashes at this line to
>prevent you from further corupption.
>
>Did you apply another kernel patch? Or did you change the module build
>option from the kernel's?
It is possible that openSUSE has some patches to
address_space_operation, but I do not see how AUFS exactly tests for
the size - and what size? I hope AUFS does not check whether
sizeof(foobar) = a fixed value.
(Swap over Networking feature patch)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -622,6 +622,15 @@ struct address_space_operations {
int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
unsigned long);
int (*error_remove_page)(struct address_space *, struct page *);
+
+ /*
+ * swapfile support
+ */
+ int (*swapon)(struct file *file);
+ int (*swapoff)(struct file *file);
+ int (*swap_out)(struct file *file, struct page *page,
+ struct writeback_control *wbc);
+ int (*swap_in)(struct file *file, struct page *page);
};
/*
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