[Suspend2][ 12/35] [Suspend2] Get filewriter storage allocated.

[Nigel Cunningham <nigel@suspend2.net>]

Return the amount of filewriter storage that is currently allocated.

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

 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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/