Messages in this thread | | | Date | Sun, 22 May 2022 14:28:23 +0800 | From | Leo Yan <> | Subject | Re: [PATCH v2 00/11] perf c2c: Support display for Arm64 |
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Hi James,
On Thu, May 19, 2022 at 03:19:09PM +0100, James Clark wrote:
[...]
> Hi Leo, > > I see that the HITM and Store Refs columns (even N/A) are all 0% on Arm. > Assuming it's a similar example to the x86 one above, does that mean that > these are always expected to be 0? If so, should they be removed to avoid > confusion, or is it just a case of the example not producing any non 0 > data for these columns?
On Arm SPE, we need to use 'N/A' for Store Refs, but we doesn't need HITM.
On x86, we should expect 'N/A' is useless and should be removed.
I will update the view for this.
Thanks for the testing!
Leo
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