[Suspend2][ 22/35] [Suspend2] Filewriter debug info routine.

[Nigel Cunningham <nigel@suspend2.net>]

Fill a buffer with the debugging information that the filewriter provides.

Signed-off-by: Nigel Cunningham <nigel@suspend2.net>

 kernel/power/suspend_file.c |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)

diff --git a/kernel/power/suspend_file.c b/kernel/power/suspend_file.c
index 4df05c8..a4871c7 100644
--- a/kernel/power/suspend_file.c
+++ b/kernel/power/suspend_file.c
@@ -714,3 +714,26 @@ out:
 	return result;
 }
 
+/* Print debug info
+ *
+ * Description:
+ */
+
+static int filewriter_print_debug_stats(char *buffer, int size)
+{
+	int len = 0;
+	
+	if (suspend_active_writer != &filewriterops) {
+		len = snprintf_used(buffer, size, "- Filewriter inactive.\n");
+		return len;
+	}
+
+	len = snprintf_used(buffer, size, "- Filewriter active.\n");
+
+	len+= snprintf_used(buffer+len, size-len, "  Storage available for image: "
+			"%ld pages.\n",
+			filewriter_storage_allocated());
+
+	return len;
+}
+

--
Nigel Cunningham		nigel at suspend2 dot net
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