blk-mq: fix debugfs compilation issues
This fixes a couple of problems:
1. In the !CONFIG_DEBUG_FS case, the stub definitions were bogus.
2. In the !CONFIG_BLOCK case, blk-mq-debugfs.c shouldn't be compiled at
all.
Fix the stub definitions and add a CONFIG_BLK_DEBUG_FS Kconfig option.
Fixes: 07e4fead45e6 ("blk-mq: create debugfs directory tree")
Signed-off-by: Omar Sandoval <osandov@fb.com>
Augment Kconfig description.
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/block/Makefile b/block/Makefile
index 6cabe6b..317165f 100644
--- a/block/Makefile
+++ b/block/Makefile
@@ -26,4 +26,4 @@
obj-$(CONFIG_BLK_MQ_PCI) += blk-mq-pci.o
obj-$(CONFIG_BLK_DEV_ZONED) += blk-zoned.o
obj-$(CONFIG_BLK_WBT) += blk-wbt.o
-obj-$(CONFIG_DEBUG_FS) += blk-mq-debugfs.o
+obj-$(CONFIG_BLK_DEBUG_FS) += blk-mq-debugfs.o