Greg Kroah-Hartman
5d392794b2
Link: https://lore.kernel.org/r/20251127144032.705323598@linuxfoundation.org Tested-by: Pavel Machek (CIP) <pavel@denx.de> Link: https://lore.kernel.org/r/20251127150346.125775439@linuxfoundation.org Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Linux Kernel Functional Testing <lkft@linaro.org> Tested-by: Dileep Malepu <dileep.debian@gmail.com> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef INT_BLK_MQ_DEBUGFS_H
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#define INT_BLK_MQ_DEBUGFS_H
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#ifdef CONFIG_BLK_DEBUG_FS
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#include <linux/seq_file.h>
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struct blk_mq_hw_ctx;
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struct blk_mq_debugfs_attr {
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const char *name;
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umode_t mode;
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int (*show)(void *, struct seq_file *);
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ssize_t (*write)(void *, const char __user *, size_t, loff_t *);
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/* Set either .show or .seq_ops. */
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const struct seq_operations *seq_ops;
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};
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int __blk_mq_debugfs_rq_show(struct seq_file *m, struct request *rq);
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int blk_mq_debugfs_rq_show(struct seq_file *m, void *v);
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void blk_mq_debugfs_register(struct request_queue *q);
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void blk_mq_debugfs_register_hctx(struct request_queue *q,
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struct blk_mq_hw_ctx *hctx);
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void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx);
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void blk_mq_debugfs_register_hctxs(struct request_queue *q);
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void blk_mq_debugfs_unregister_hctxs(struct request_queue *q);
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void blk_mq_debugfs_register_sched(struct request_queue *q);
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void blk_mq_debugfs_unregister_sched(struct request_queue *q);
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void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
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struct blk_mq_hw_ctx *hctx);
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void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx);
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void blk_mq_debugfs_register_rqos(struct rq_qos *rqos);
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void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos);
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#else
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static inline void blk_mq_debugfs_register(struct request_queue *q)
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{
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}
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static inline void blk_mq_debugfs_register_hctx(struct request_queue *q,
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struct blk_mq_hw_ctx *hctx)
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{
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}
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static inline void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx)
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{
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}
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static inline void blk_mq_debugfs_register_hctxs(struct request_queue *q)
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{
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}
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static inline void blk_mq_debugfs_unregister_hctxs(struct request_queue *q)
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{
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}
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static inline void blk_mq_debugfs_register_sched(struct request_queue *q)
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{
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}
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static inline void blk_mq_debugfs_unregister_sched(struct request_queue *q)
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{
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}
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static inline void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
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struct blk_mq_hw_ctx *hctx)
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{
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}
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static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx)
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{
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}
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static inline void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
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{
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}
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static inline void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
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{
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}
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#endif
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#if defined(CONFIG_BLK_DEV_ZONED) && defined(CONFIG_BLK_DEBUG_FS)
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int queue_zone_wplugs_show(void *data, struct seq_file *m);
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#else
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static inline int queue_zone_wplugs_show(void *data, struct seq_file *m)
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{
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return 0;
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}
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#endif
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#endif
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