Re: [PATCH] TCO watchdog pretimeout handler

2015-06-15 Thread Guenter Roeck
On Mon, Jun 15, 2015 at 05:00:29PM +0200, Francois-Nicolas Muller wrote: > Use TCO watchdog first timeout (pretimeout) to dump CPU backtraces and ease > debug of watchdog expiration causes. > TCO logic generates a SCI interrupt, then its handler dumps all CPU backtraces > and calls panic (in order

[PATCH] TCO watchdog pretimeout handler

2015-06-15 Thread Francois-Nicolas Muller
Use TCO watchdog first timeout (pretimeout) to dump CPU backtraces and ease debug of watchdog expiration causes. TCO logic generates a SCI interrupt, then its handler dumps all CPU backtraces and calls panic (in order to execute registered panic callbacks). SCI interrupt number (GPE) is configured

[PATCH] TCO watchdog pretimeout handler

2015-06-15 Thread Francois-Nicolas Muller
Use TCO watchdog first timeout (pretimeout) to dump CPU backtraces and ease debug of watchdog expiration causes. TCO logic generates a SCI interrupt, then its handler dumps all CPU backtraces and calls panic (in order to execute registered panic callbacks). SCI interrupt number (GPE) is configured

Re: [PATCH] TCO watchdog pretimeout handler

2015-06-15 Thread Guenter Roeck
On Mon, Jun 15, 2015 at 05:00:29PM +0200, Francois-Nicolas Muller wrote: Use TCO watchdog first timeout (pretimeout) to dump CPU backtraces and ease debug of watchdog expiration causes. TCO logic generates a SCI interrupt, then its handler dumps all CPU backtraces and calls panic (in order to