69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#include <linux/mutex.h>
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struct rv_interface {
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struct dentry *root_dir;
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struct dentry *monitors_dir;
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};
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#include "../trace.h"
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#include <linux/tracefs.h>
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#include <linux/rv.h>
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#define RV_MODE_WRITE TRACE_MODE_WRITE
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#define RV_MODE_READ TRACE_MODE_READ
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#define rv_create_dir tracefs_create_dir
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#define rv_create_file tracefs_create_file
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#define rv_remove tracefs_remove
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#define MAX_RV_MONITOR_NAME_SIZE 32
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#define MAX_RV_REACTOR_NAME_SIZE 32
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extern struct mutex rv_interface_lock;
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#ifdef CONFIG_RV_REACTORS
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struct rv_reactor_def {
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struct list_head list;
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struct rv_reactor *reactor;
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/* protected by the monitor interface lock */
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int counter;
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};
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#endif
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struct rv_monitor_def {
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struct list_head list;
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struct rv_monitor *monitor;
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struct dentry *root_d;
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#ifdef CONFIG_RV_REACTORS
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struct rv_reactor_def *rdef;
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bool reacting;
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#endif
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bool task_monitor;
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};
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struct dentry *get_monitors_root(void);
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int rv_disable_monitor(struct rv_monitor_def *mdef);
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int rv_enable_monitor(struct rv_monitor_def *mdef);
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#ifdef CONFIG_RV_REACTORS
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int reactor_populate_monitor(struct rv_monitor_def *mdef);
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void reactor_cleanup_monitor(struct rv_monitor_def *mdef);
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int init_rv_reactors(struct dentry *root_dir);
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#else
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static inline int reactor_populate_monitor(struct rv_monitor_def *mdef)
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{
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return 0;
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}
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static inline void reactor_cleanup_monitor(struct rv_monitor_def *mdef)
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{
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return;
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}
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static inline int init_rv_reactors(struct dentry *root_dir)
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{
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return 0;
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}
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#endif
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