From: Borislav Petkov <bp@alien8.de>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Richard Yao <ryao@gentoo.org>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Andrew Morton <akpm@linux-foundation.org>,
Tejun Heo <tj@kernel.org>, Vineet Gupta <vgupta@synopsys.com>,
Jesper Nilsson <jesper.nilsson@axis.com>,
Jiri Slaby <jslaby@suse.cz>,
linux-kernel@vger.kernel.org, kernel@gentoo.org,
Brian Behlendorf <behlendorf1@llnl.gov>,
Linus Torvalds <torvalds@linux-foundation.org>,
Arnaldo Carvalho de Melo <acme@infradead.org>,
Jiri Olsa <jolsa@redhat.com>
Subject: Re: [PATCH] x86/dumpstack: Walk frames when built with frame pointers
Date: Fri, 6 Jun 2014 10:24:20 +0200 [thread overview]
Message-ID: <20140606082420.GA28241@nazgul.tnic> (raw)
In-Reply-To: <20140606081726.GT6758@twins.programming.kicks-ass.net>
On Fri, Jun 06, 2014 at 10:17:26AM +0200, Peter Zijlstra wrote:
> Hopefully the EFI pstore thing will work out, but I've already heard
> that can wear out very quickly and render your machine a brick :-(
And not only that - write speed is awfully low. I hear you might be ok
to record an oops or so. Continuous debug output, not so much.
> Me, I simply refuse to work on machines if they don't have a serial
> line, but in general that's not a tenable position I suppose :/
Well, with all the other crap they put in modern machines, how hard it
is to put a goddam stupid serial line out everywhere...? WTF do I need a
goddam adaptive keyboard and other idiotic bling-bling if I can't have a
simple serial line for debugging... Blergh.
next prev parent reply other threads:[~2014-06-06 8:24 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-26 18:10 Richard Yao
2014-04-27 12:08 ` Ingo Molnar
2014-04-27 19:42 ` Peter Zijlstra
2014-04-27 19:51 ` Richard Yao
2014-04-27 20:08 ` Linus Torvalds
2014-04-27 20:36 ` Richard Yao
2014-05-07 17:18 ` Ingo Molnar
2014-05-07 17:37 ` Peter Zijlstra
2014-04-30 21:56 ` Frederic Weisbecker
2014-05-07 16:40 ` Ingo Molnar
2014-06-06 8:17 ` Peter Zijlstra
2014-06-06 8:24 ` Borislav Petkov [this message]
2014-06-06 9:35 ` Peter Zijlstra
2014-06-07 3:08 ` H. Peter Anvin
2014-06-07 3:09 ` H. Peter Anvin
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