dm sysfs: fix a module unload race

[firefly-linux-kernel-4.4.55.git] / drivers / md / Kconfig

diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 39b540a13369d87c06f8606df626b7fafe1c77a1..9a06fe8837666036fe04afbde6d5e2adf8de6256 100644 (file)
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -176,8 +176,12 @@ config MD_FAULTY
 
 source "drivers/md/bcache/Kconfig"
 
+config BLK_DEV_DM_BUILTIN
+       boolean
+
 config BLK_DEV_DM
        tristate "Device mapper support"
+       select BLK_DEV_DM_BUILTIN
        ---help---
          Device-mapper is a low level volume manager.  It works by allowing
          people to specify mappings for ranges of logical sectors.  Various