From: Peter Zijlstra <peterz@infradead.org>
To: Max Filippov <jcmvbkbc@gmail.com>
Cc: linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org,
Chris Zankel <chris@zankel.net>, Marc Gauthier <marc@cadence.com>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>
Subject: Re: [PATCH 7/8] xtensa: implement counting and sampling perf events
Date: Mon, 6 Jul 2015 15:47:08 +0200 [thread overview]
Message-ID: <20150706134708.GI3644@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1436189569-28802-8-git-send-email-jcmvbkbc@gmail.com>
On Mon, Jul 06, 2015 at 04:32:48PM +0300, Max Filippov wrote:
> +static int __init xtensa_pmu_init(void)
> +{
> + int ret;
> + int irq = irq_create_mapping(NULL, XCHAL_PROFILING_INTERRUPT);
Does this platform have interrupt priorities which you can partially
mask in order to create NMI like behaviour?
next prev parent reply other threads:[~2015-07-06 13:47 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-06 13:32 [PATCH 0/8] Support hardware perf counters on xtensa Max Filippov
2015-07-06 13:32 ` [PATCH 1/8] xtensa: clean up Kconfig dependencies for custom cores Max Filippov
2015-07-07 9:18 ` Paul Bolle
2015-07-06 13:32 ` [PATCH 2/8] xtensa: keep exception/interrupt stack continuous Max Filippov
2015-07-07 18:47 ` Chris Zankel
2015-07-07 19:46 ` Max Filippov
2015-07-07 19:47 ` Max Filippov
2015-07-06 13:32 ` [PATCH 3/8] xtensa: move oprofile stack tracing to stacktrace.c Max Filippov
2015-07-06 13:32 ` [PATCH 4/8] xtensa: select PERF_USE_VMALLOC for cache-aliasing configurations Max Filippov
2015-07-06 13:32 ` [PATCH 5/8] xtensa: add profiling IRQ type to xtensa_irq_map Max Filippov
2015-07-06 13:32 ` [PATCH 6/8] xtensa: count software page fault perf events Max Filippov
2015-07-06 13:32 ` [PATCH 7/8] xtensa: implement counting and sampling " Max Filippov
2015-07-06 13:41 ` Peter Zijlstra
2015-07-06 13:49 ` Max Filippov
2015-07-06 13:47 ` Peter Zijlstra [this message]
2015-07-06 13:56 ` Max Filippov
2015-07-06 14:05 ` Peter Zijlstra
2015-07-06 14:22 ` Max Filippov
2015-07-07 3:56 ` Chris Zankel
2015-07-06 13:32 ` [PATCH 8/8] perf tools: xtensa: add DWARF register names Max Filippov
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