Files
ack-tegra/block/blk-mq-debugfs.h
Sandeep Dhavale b7ae5355b0 Revert "ANDROID: block: Make sub_page_limit_queues available in debugfs"
This reverts commit d1e8cd1f03.

Bug: 399192075

Changes related to ANDROID's implementation of small segment size for
block device are being reverted in order to backport upstream accepted
solution at
https://lore.kernel.org/linux-block/20250225022141.2154581-1-ming.lei@redhat.com/

Change-Id: Ia9de7440ab2a8e38b88601cbcad05efcf65e1470
Signed-off-by: Sandeep Dhavale <dhavale@google.com>
2025-03-19 13:28:28 +00:00

96 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef INT_BLK_MQ_DEBUGFS_H
#define INT_BLK_MQ_DEBUGFS_H
#ifdef CONFIG_BLK_DEBUG_FS
#include <linux/seq_file.h>
struct blk_mq_hw_ctx;
struct blk_mq_debugfs_attr {
const char *name;
umode_t mode;
int (*show)(void *, struct seq_file *);
ssize_t (*write)(void *, const char __user *, size_t, loff_t *);
/* Set either .show or .seq_ops. */
const struct seq_operations *seq_ops;
};
int __blk_mq_debugfs_rq_show(struct seq_file *m, struct request *rq);
int blk_mq_debugfs_rq_show(struct seq_file *m, void *v);
void blk_mq_debugfs_register(struct request_queue *q);
void blk_mq_debugfs_register_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_register_hctxs(struct request_queue *q);
void blk_mq_debugfs_unregister_hctxs(struct request_queue *q);
void blk_mq_debugfs_register_sched(struct request_queue *q);
void blk_mq_debugfs_unregister_sched(struct request_queue *q);
void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx);
void blk_mq_debugfs_register_rqos(struct rq_qos *rqos);
void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos);
#else
static inline void blk_mq_debugfs_register(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_register_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx)
{
}
static inline void blk_mq_debugfs_unregister_hctx(struct blk_mq_hw_ctx *hctx)
{
}
static inline void blk_mq_debugfs_register_hctxs(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_unregister_hctxs(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_register_sched(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_unregister_sched(struct request_queue *q)
{
}
static inline void blk_mq_debugfs_register_sched_hctx(struct request_queue *q,
struct blk_mq_hw_ctx *hctx)
{
}
static inline void blk_mq_debugfs_unregister_sched_hctx(struct blk_mq_hw_ctx *hctx)
{
}
static inline void blk_mq_debugfs_register_rqos(struct rq_qos *rqos)
{
}
static inline void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
{
}
#endif
#if defined(CONFIG_BLK_DEV_ZONED) && defined(CONFIG_BLK_DEBUG_FS)
int queue_zone_wplugs_show(void *data, struct seq_file *m);
#else
static inline int queue_zone_wplugs_show(void *data, struct seq_file *m)
{
return 0;
}
#endif
#endif