Return the amount of filewriter storage that is currently allocated.
Signed-off-by: Nigel Cunningham <[email protected]>
kernel/power/suspend_file.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/kernel/power/suspend_file.c b/kernel/power/suspend_file.c
index 002f73c..74d97a0 100644
--- a/kernel/power/suspend_file.c
+++ b/kernel/power/suspend_file.c
@@ -400,3 +400,18 @@ static int prepare_signature(struct file
return 0;
}
+static int filewriter_storage_allocated(void)
+{
+ int result;
+
+ if (!target_inode)
+ return 0;
+
+ if (target_is_normal_file()) {
+ result = (int) target_storage_available;
+ } else
+ result = header_pages + main_pages;
+
+ return result;
+}
+
--
Nigel Cunningham nigel at suspend2 dot net
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