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rv: Let the reactors take care of buffers

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Each RV monitor has one static buffer to send to the reactors. If multiple
errors are detected simultaneously, the one buffer could be overwritten.

Instead, leave it to the reactors to handle buffering.

Reviewed-by: Gabriele Monaco <gmonaco@redhat.com>
Signed-off-by: Nam Cao <namcao@linutronix.de>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Nam Cao
2025-07-09 21:21:15 +02:00
committed by Steven Rostedt (Google)
parent 3f045de7f5
commit ff4e233d8a
5 changed files with 30 additions and 42 deletions
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9
include/linux/rv.h
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@@ -38,7 +38,7 @@ union rv_task_monitor {
struct rv_reactor {
const char *name;
const char *description;
void (*react)(char *msg);
__printf(1, 2) void (*react)(const char *msg, ...);
};
#endif
@@ -50,7 +50,7 @@ struct rv_monitor {
void (*disable)(void);
void (*reset)(void);
#ifdef CONFIG_RV_REACTORS
void (*react)(char *msg);
__printf(1, 2) void (*react)(const char *msg, ...);
#endif
};
@@ -64,6 +64,11 @@ void rv_put_task_monitor_slot(int slot);
bool rv_reacting_on(void);
int rv_unregister_reactor(struct rv_reactor *reactor);
int rv_register_reactor(struct rv_reactor *reactor);
#else
static inline bool rv_reacting_on(void)
{
return false;
}
#endif /* CONFIG_RV_REACTORS */
#endif /* CONFIG_RV */