diff options
| -rw-r--r-- | block/Kconfig | 12 | ||||
| -rw-r--r-- | block/Makefile | 2 | ||||
| -rw-r--r-- | block/blk-mq.h | 11 |
3 files changed, 19 insertions, 6 deletions
diff --git a/block/Kconfig b/block/Kconfig index 8bf114a3858a..7f659b23850c 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -147,6 +147,18 @@ config BLK_WBT_MQ Multiqueue currently doesn't have support for IO scheduling, enabling this option is recommended. +config BLK_DEBUG_FS + bool "Block layer debugging information in debugfs" + default y + depends on DEBUG_FS + ---help--- + Include block layer debugging information in debugfs. This information + is mostly useful for kernel developers, but it doesn't incur any cost + at runtime. + + Unless you are building a kernel for a tiny system, you should + say Y here. + menu "Partition Types" source "block/partitions/Kconfig" diff --git a/block/Makefile b/block/Makefile index 6cabe6bd2882..317165f8708c 100644 --- a/block/Makefile +++ b/block/Makefile @@ -26,4 +26,4 @@ obj-$(CONFIG_BLK_DEV_INTEGRITY) += bio-integrity.o blk-integrity.o t10-pi.o obj-$(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 diff --git a/block/blk-mq.h b/block/blk-mq.h index 57cdbf6c0cee..b52abd62b1b0 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -84,7 +84,7 @@ extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx); /* * debugfs helpers */ -#ifdef CONFIG_DEBUG_FS +#ifdef CONFIG_BLK_DEBUG_FS void blk_mq_debugfs_init(void); int blk_mq_debugfs_register(struct request_queue *q, const char *name); void blk_mq_debugfs_unregister(struct request_queue *q); @@ -95,21 +95,22 @@ static inline void blk_mq_debugfs_init(void) { } -int blk_mq_debugfs_register(struct request_queue *q, const char *name); +static inline int blk_mq_debugfs_register(struct request_queue *q, + const char *name) { return 0; } -void blk_mq_debugfs_unregister(struct request_queue *q) +static inline void blk_mq_debugfs_unregister(struct request_queue *q) { } -int blk_mq_debugfs_register_hctxs(struct request_queue *q) +static inline int blk_mq_debugfs_register_hctxs(struct request_queue *q) { return 0; } -void blk_mq_debugfs_unregister_hctxs(struct request_queue *q) +static inline void blk_mq_debugfs_unregister_hctxs(struct request_queue *q) { } #endif |