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SubjectRe: perf, x86: Add last TSX PMU code for Haswell v2
On Fri, Sep 20, 2013 at 07:40:38AM -0700, Andi Kleen wrote:
> [This has kernel and user parts, so will need
> review/ack/merges from both perf kernel and user land maintainers]
> [v2: Address Peter's feedback for the kernel parts]
> This is currently the last part of the TSX PMU code,
> just adding the left over bits:
> This adds some changes to the user interfaces.
> I'll send patches for the manpage separately.
> - Report the transaction abort flags to user space
> using a new field, and add the code to display them.
> This is used to classify abort types, also fairly
> important for tuning as it guides the tuning process,
> together with the abort weight that was added earleir.
> [3 patches, generic, x86, user tools]
> - Add support for reporting the two new TSX LBR flags: in_tx
> and abort_tx. The code to handle the LBRs was already
> added earlier, this just adds the code to report,
> filter and display them.

perf tool changes look ok

Reviewed-by: Jiri Olsa <>

btw, kernel changes didn't apply cleanly on tip tree for me
last week.. I couldn't test on Haswel, but I at least tried
your changes with no data and all seem ok ;-)


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