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From: Michael Ellerman <patch-notifications@ellerman•id.au>
To: Balbir Singh <bsingharora@gmail•com>, linuxppc-dev@ozlabs•org
Subject: Re: [1/2] powerpc/tracing: Trace TLBIE(L)
Date: Thu, 29 Jun 2017 22:21:03 +1000 (AEST)	[thread overview]
Message-ID: <3wyzKD06WVz9s76@ozlabs.org> (raw)
In-Reply-To: <20170411052325.20206-1-bsingharora@gmail.com>

On Tue, 2017-04-11 at 05:23:25 UTC, Balbir Singh wrote:
> Just a quick patch to trace tlbie(l)'s. The idea being that it can be
> enabled when we suspect corruption or when we need to see if we are doing
> the right thing during flush. I think the format can be enhanced to
> make it nicer (expand the RB/RS/IS/L cases in more detail if we ever
> need that level of details).
> 
> A typical trace might look like this
> 
> <...>-5141  [062]  1354.486693: tlbie:
> 	tlbie with lpid 0, local 0, rb=7b5d0ff874f11f1, rs=0, ric=0 prs=0 r=0
> systemd-udevd-2584  [018]  1354.486772: tlbie:
> 	tlbie with lpid 0, local 0, rb=17be1f421adc10c1, rs=0, ric=0 prs=0 r=0
> ...
> 
> qemu-system-ppc-5371  [016]  1412.369519: tlbie:
> 	tlbie with lpid 0, local 1, rb=67bd8900174c11c1, rs=0, ric=0 prs=0 r=0
> qemu-system-ppc-5377  [056]  1421.687262: tlbie:
> 	tlbie with lpid 1, local 0, rb=5f04edffa00c11c1, rs=1, ric=0 prs=0 r=0
> 
> Signed-off-by: Balbir Singh <bsingharora@gmail•com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/0428491cba9277db42d66eb245d742

cheers

      parent reply	other threads:[~2017-06-29 12:21 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-11  5:23 [PATCH 1/2] powerpc/tracing: Trace TLBIE(L) Balbir Singh
2017-04-11  7:00 ` Balbir Singh
2017-06-29 12:21 ` Michael Ellerman [this message]

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