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From: | Aaron Lindsay |
Subject: | Re: [Qemu-arm] [Qemu-devel] [PATCH v6 09/14] target/arm: Add array for supported PMU events, generate PMCEID[01] |
Date: | Tue, 16 Oct 2018 05:55:18 -0400 |
User-agent: | Mutt/1.10.1 (2018-07-13) |
On Oct 15 14:35, Richard Henderson wrote: > On 10/10/18 1:37 PM, Aaron Lindsay wrote: > > +static const pm_event pm_events[] = { > > +}; > > +#define MAX_EVENT_ID 0x0 > > Is this going to be ARRAY_SIZE(pm_events) - 1 in the end? No, this ends up being a 'sparse' array. It maps the ARM architected PMU event numbers to their implementations. So, MAX_EVENT_ID ends up being the maximum architected event number we implement when my later patches add those. -Aaron
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