[Suspend2][ 24/35] [Suspend2] Invalidate filewriter image.

[Nigel Cunningham]

Invalidate an image stored by the filewriter.

Signed-off-by: Nigel Cunningham <nigel@xxxxxxxxxxxx>

 kernel/power/suspend_file.c |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/kernel/power/suspend_file.c b/kernel/power/suspend_file.c
index 4f9d6f5..04f9cd0 100644
--- a/kernel/power/suspend_file.c
+++ b/kernel/power/suspend_file.c
@@ -757,3 +757,21 @@ static unsigned long filewriter_storage_
 		 (block_chain.allocs - block_chain.frees));
 }
 
+/* 
+ * filewriter_invalidate_image
+ * 
+ */
+static int filewriter_invalidate_image(void)
+{
+	int result;
+
+	if (nr_suspends > 0)
+		filewriter_release_storage();
+
+	result = filewriter_signature_op(INVALIDATE);
+	if (result == 1 && !nr_suspends)
+		printk(KERN_WARNING name_suspend "Image invalidated.\n");
+
+	return result;
+}
+

--
Nigel Cunningham		nigel at suspend2 dot net
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