From: Michael Ellerman <patch-notifications@ellerman.id.au>
To: Breno Leitao <leitao@debian.org>, linuxppc-dev@lists.ozlabs.org
Cc: Breno Leitao <leitao@debian.org>
Subject: Re: [v3,2/2] powerpc/xmon: Disable tracing when entering xmon
Date: Wed, 16 Aug 2017 22:29:51 +1000 (AEST) [thread overview]
Message-ID: <3xXTFC2HSHz9t42@ozlabs.org> (raw)
In-Reply-To: <1501704846-22625-2-git-send-email-leitao@debian.org>
On Wed, 2017-08-02 at 20:14:06 UTC, Breno Leitao wrote:
> If tracing is enabled and you get into xmon, the tracing buffer
> continues to be updated, causing possible loss of data and unnecessary
> tracing information coming from xmon functions.
>
> This patch simple disables tracing when entering xmon, and re-enables it
> if the kernel is resumed (with 'x').
>
> Signed-off-by: Breno Leitao <leitao@debian.org>
> Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Applied to powerpc next, thanks.
https://git.kernel.org/powerpc/c/ed49f7fd6438dcc8c93fa7d1d7d815
cheers
next prev parent reply other threads:[~2017-08-16 12:29 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-02 20:14 [PATCH v3 1/2] powerpc/xmon: Dump ftrace buffers for the current CPU only Breno Leitao
2017-08-02 20:14 ` [PATCH v3 2/2] powerpc/xmon: Disable tracing when entering xmon Breno Leitao
2017-08-16 12:29 ` Michael Ellerman [this message]
2017-08-14 11:31 ` [PATCH v3 1/2] powerpc/xmon: Dump ftrace buffers for the current CPU only Michael Ellerman
2017-08-14 13:00 ` Michael Ellerman
2017-08-14 20:10 ` Breno Leitao
2017-08-15 3:37 ` Michael Ellerman
2017-08-16 12:29 ` [v3, " Michael Ellerman
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