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-rw-r--r--kernel/power/disk.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/kernel/power/disk.c b/kernel/power/disk.c
index 9e51cdf7b78d..e24446f8d8cd 100644
--- a/kernel/power/disk.c
+++ b/kernel/power/disk.c
@@ -365,9 +365,29 @@ out:
power_attr(resume);
+static ssize_t image_size_show(struct subsystem * subsys, char *buf)
+{
+ return sprintf(buf, "%u\n", image_size);
+}
+
+static ssize_t image_size_store(struct subsystem * subsys, const char * buf, size_t n)
+{
+ unsigned int size;
+
+ if (sscanf(buf, "%u", &size) == 1) {
+ image_size = size;
+ return n;
+ }
+
+ return -EINVAL;
+}
+
+power_attr(image_size);
+
static struct attribute * g[] = {
&disk_attr.attr,
&resume_attr.attr,
+ &image_size_attr.attr,
NULL,
};