block: loop: enable loop partiton scanning

PD#168231: block: loop: enable loop partiton scanning

If max_part is given, partition scanning is globally
enabled for loop devices.

Change-Id: I7a8ca59eff85cf9ee97264c3d8ae8dceb198cf32
Signed-off-by: Ao Xu <ao.xu@amlogic.com>

diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index ff1c4d7..16dbeae 100644 (file)
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -83,7 +83,11 @@
 static DEFINE_IDR(loop_index_idr);
 static DEFINE_MUTEX(loop_index_mutex);
 
+#ifdef CONFIG_AMLOGIC_MODIFY
+static int max_part = 4;
+#else
 static int max_part;
+#endif
 static int part_shift;
 
 static int transfer_xor(struct loop_device *lo, int cmd,