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Date: Mon, 4 Mar 2019 11:17:45 +0900 From: Sergey Senozhatsky <sergey.senozhatsky.work@...il.com> To: Feng Tang <feng.tang@...el.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, Petr Mladek <pmladek@...e.com>, linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>, Kees Cook <keescook@...omium.org>, Borislav Petkov <bp@...e.de>, Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>, Steven Rostedt <rostedt@...dmis.org>, Andi Kleen <ak@...ux.intel.com>, Peter Zijlstra <peterz@...radead.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby <jslaby@...e.com>, Sasha Levin <sashal@...nel.org> Subject: Re: [PATCH v6] panic: Avoid the extra noise dmesg On (03/01/19 16:49), Feng Tang wrote: > When kernel panic happens, it will first print the panic call stack, > then the ending msg like: > > [ 35.743249] ---[ end Kernel panic - not syncing: Fatal exception > [ 35.749975] ------------[ cut here ]------------ > > The above message are very useful for debugging. > > But if system is configured to not reboot on panic, say the "panic_timeout" > parameter equals 0, it will likely print out many noisy message like > WARN() call stack for each and every CPU except the panic one, messages > like below: [..] Acked-by: Sergey Senozhatsky <sergey.senozhatsky@...il.com> -ss
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