[PATCH 07/10] perf: arm_spe: Add support for filtering on data source

Leo Yan leo.yan at arm.com
Tue May 20 09:22:43 PDT 2025


On Tue, May 20, 2025 at 05:10:03PM +0100, Leo Yan wrote:

[...]

> If 'PMSFCR_EL1.FDS == 0 and PMSDSFR_EL1 == 0x0' is the init state, as
> you said, when user passed 0xFFFF,FFFF,FFFF,FFFF for data filter, we
> cannot distinguish it from the init state, as a result, we will fail
> to handle this case.

Correct a typo. The case above, it means "when a user passes 0x0 for
data source filter ....".

Sorry for spamming.

Leo



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