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logging: allow mulitple log_panic calls

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Ensure that only first log_panic() sends panic signal to backends

Signed-off-by: Krzysztof Chruscinski <krzysztof.chruscinski@nordicsemi.no>
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Krzysztof Chruscinski 2018-09-19 11:14:43 +02:00 • committed by Anas Nashif
commit 87d177a6fb
2 changed files with 8 additions and 2 deletions
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6
include/logging/log_ctrl.h
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@ -64,9 +64,11 @@ void log_thread_set(k_tid_t process_tid);
int log_set_timestamp_func(timestamp_get_t timestamp_getter, u32_t freq);
/**
* @brief Switch logger subsystem to panic mode.
* @brief Switch the logger subsystem to the panic mode.
*
* @details On panic logger subsystem informs all backends about panic mode.
* Returns immediately if the logger is already in the panic mode.
*
* @details On panic the logger subsystem informs all backends about panic mode.
* Backends must switch to blocking mode or halt. All pending logs
* are flushed after switching to panic mode. In panic mode, all log
* messages must be processed in the context of the call.