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Date:   Mon, 26 Mar 2018 20:49:36 -0700
From:   Andi Kleen <ak@linux.intel.com>
To:     David Rientjes <rientjes@google.com>
Cc:     Laurent Dufour <ldufour@linux.vnet.ibm.com>,
        paulmck@linux.vnet.ibm.com, peterz@infradead.org,
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        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, hpa@zytor.com,
        Will Deacon <will.deacon@arm.com>,
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        Alexei Starovoitov <alexei.starovoitov@gmail.com>,
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        Daniel Jordan <daniel.m.jordan@oracle.com>,
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        Tim Chen <tim.c.chen@linux.intel.com>,
        linuxppc-dev@lists.ozlabs.org, x86@kernel.org
Subject: Re: [PATCH v9 21/24] perf tools: Add support for the SPF perf event
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On Mon, Mar 26, 2018 at 02:44:48PM -0700, David Rientjes wrote:
> On Tue, 13 Mar 2018, Laurent Dufour wrote:
> 
> > Add support for the new speculative faults event.
> > 
> > Signed-off-by: Laurent Dufour <ldufour@linux.vnet.ibm.com>
> 
> Acked-by: David Rientjes <rientjes@google.com>
> 
> Aside: should there be a new spec_flt field for struct task_struct that 
> complements maj_flt and min_flt and be exported through /proc/pid/stat?

No. task_struct is already too bloated. If you need per process tracking 
you can always get it through trace points.

-Andi