projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| d173a251 OS |
2 | #ifndef INT_BLK_MQ_DEBUGFS_H |
| 3 | #define INT_BLK_MQ_DEBUGFS_H | |
| 4 | ||
| 5 | #ifdef CONFIG_BLK_DEBUG_FS | |
| d332ce09 OS |
6 | |
| 7 | #include <linux/seq_file.h> | |
| 8 | ||
| 9 | struct blk_mq_debugfs_attr { | |
| 10 | const char *name; | |
| 11 | umode_t mode; | |
| 12 | int (*show)(void *, struct seq_file *); | |
| 13 | ssize_t (*write)(void *, const char __user *, size_t, loff_t *); | |
| 14 | /* Set either .show or .seq_ops. */ | |
| 15 | const struct seq_operations *seq_ops; | |
| 16 | }; | |
| 17 | ||
| daaadb3e | 18 | int __blk_mq_debugfs_rq_show(struct seq_file *m, struct request *rq); |
| 16b738f6 OS |
19 | int blk_mq_debugfs_rq_show(struct seq_file *m, void *v); |
| 20 | ||
| d173a251 OS |
21 | int blk_mq_debugfs_register(struct request_queue *q); |
| 22 | void blk_mq_debugfs_unregister(struct request_queue *q); | |
| 9c1051aa OS |
23 | int blk_mq_debugfs_register_hctx(struct request_queue *q, |
| 24 | struct blk_mq_hw_ctx *hctx); | |
| 25 | void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx); | |
| 26 | int blk_mq_debugfs_register_hctxs(struct request_queue *q); | |
| 27 | void blk_mq_debugfs_unregister_hctxs(struct request_queue *q); | |
| d332ce09 OS |
28 | |
| 29 | int blk_mq_debugfs_register_sched(struct request_queue *q); | |
| 30 | void blk_mq_debugfs_unregister_sched(struct request_queue *q); | |
| 31 | int blk_mq_debugfs_register_sched_hctx(struct request_queue *q, | |
| 32 | struct blk_mq_hw_ctx *hctx); | |
| 33 | void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx); | |
| d173a251 OS |
34 | #else |
| 35 | static inline int blk_mq_debugfs_register(struct request_queue *q) | |
| 36 | { | |
| 37 | return 0; | |
| 38 | } | |
| 39 | ||
| 40 | static inline void blk_mq_debugfs_unregister(struct request_queue *q) | |
| 41 | { | |
| 42 | } | |
| 43 | ||
| 9c1051aa OS |
44 | static inline int blk_mq_debugfs_register_hctx(struct request_queue *q, |
| 45 | struct blk_mq_hw_ctx *hctx) | |
| d173a251 OS |
46 | { |
| 47 | return 0; | |
| 48 | } | |
| 49 | ||
| 9c1051aa OS |
50 | static inline void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx) |
| 51 | { | |
| 52 | } | |
| 53 | ||
| 54 | static inline int blk_mq_debugfs_register_hctxs(struct request_queue *q) | |
| 55 | { | |
| 56 | return 0; | |
| 57 | } | |
| 58 | ||
| 59 | static inline void blk_mq_debugfs_unregister_hctxs(struct request_queue *q) | |
| d173a251 OS |
60 | { |
| 61 | } | |
| d332ce09 OS |
62 | |
| 63 | static inline int blk_mq_debugfs_register_sched(struct request_queue *q) | |
| 64 | { | |
| 65 | return 0; | |
| 66 | } | |
| 67 | ||
| 68 | static inline void blk_mq_debugfs_unregister_sched(struct request_queue *q) | |
| 69 | { | |
| 70 | } | |
| 71 | ||
| 72 | static inline int blk_mq_debugfs_register_sched_hctx(struct request_queue *q, | |
| 73 | struct blk_mq_hw_ctx *hctx) | |
| 74 | { | |
| 75 | return 0; | |
| 76 | } | |
| 77 | ||
| 78 | static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx) | |
| 79 | { | |
| 80 | } | |
| d173a251 OS |
81 | #endif |
| 82 | ||
| 83 | #endif |