Re: [PATCH v5 10/12] MIPS/Perf-events: allow modules to get pmu

To:	David Daney <david.s.daney@gmail.com>
Subject:	Re: [PATCH v5 10/12] MIPS/Perf-events: allow modules to get pmu number of counters
From:	Deng-Cheng Zhu <dengcheng.zhu@gmail.com>
Date:	Sat, 29 May 2010 11:14:33 +0800
Cc:	linux-mips@linux-mips.org, ralf@linux-mips.org, a.p.zijlstra@chello.nl, paulus@samba.org, mingo@elte.hu, acme@redhat.com, jamie.iles@picochip.com, will.deacon@arm.com
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2010/5/28 David Daney <david.s.daney@gmail.com>:
> Why is it called 'max_events' when it is returning the number of counters?
>  How about mipspmu_get_max_counters?
[DC]: OK.


> Do we even need this accessor?
>
> Why not just query it from the struct mips_pmu?  Don't you need the mipspmu
> structure anyhow to be able to use the counters?
[DC]: This is for the code outside of Perf-events, such as the module of
the new Oprofile which is a client of Perf-events. If we don't need this,
we have to export the whole mipspmu.


Deng-Cheng

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Re: [PATCH v5 07/12] MIPS/Perf-events: add raw event support for mipsxx 24K/34K/74K/1004K, (continued) Re: [PATCH v5 07/12] MIPS/Perf-events: add raw event support for mipsxx 24K/34K/74K/1004K, David Daney Re: [PATCH v5 07/12] MIPS/Perf-events: add raw event support for mipsxx 24K/34K/74K/1004K, Deng-Cheng Zhu [PATCH v5 08/12] MIPS: move mipsxx pmu helper functions to Perf-events, Deng-Cheng Zhu Re: [PATCH v5 08/12] MIPS: move mipsxx pmu helper functions to Perf-events, David Daney Re: [PATCH v5 08/12] MIPS: move mipsxx pmu helper functions to Perf-events, Deng-Cheng Zhu [PATCH v5 09/12] MIPS/Perf-events: replace pmu names with numeric IDs, Deng-Cheng Zhu Re: [PATCH v5 09/12] MIPS/Perf-events: replace pmu names with numeric IDs, David Daney Re: [PATCH v5 09/12] MIPS/Perf-events: replace pmu names with numeric IDs, Deng-Cheng Zhu [PATCH v5 10/12] MIPS/Perf-events: allow modules to get pmu number of counters, Deng-Cheng Zhu Re: [PATCH v5 10/12] MIPS/Perf-events: allow modules to get pmu number of counters, David Daney Re: [PATCH v5 10/12] MIPS/Perf-events: allow modules to get pmu number of counters, Deng-Cheng Zhu <= [PATCH v5 12/12] MIPS/Oprofile: remove old files and update Kconfig/Makefile, Deng-Cheng Zhu Re: [PATCH v5 12/12] MIPS/Oprofile: remove old files and update Kconfig/Makefile, David Daney Re: [PATCH v5 12/12] MIPS/Oprofile: remove old files and update Kconfig/Makefile, Deng-Cheng Zhu [PATCH v5 11/12] MIPS/Oprofile: use Perf-events framework as backend, Deng-Cheng Zhu Re: [PATCH v5 11/12] MIPS/Oprofile: use Perf-events framework as backend, David Daney Re: [PATCH v5 11/12] MIPS/Oprofile: use Perf-events framework as backend, Deng-Cheng Zhu Re: [PATCH v5 00/12] MIPS performance event support v5, Deng-Cheng Zhu

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