From: Peter Zijlstra <peterz@infradead.org>
To: Kan Liang <kan.liang@linux.intel.com>
Cc: acme@kernel.org, mingo@redhat.com, linux-kernel@vger.kernel.org,
mark.rutland@arm.com, alexander.shishkin@linux.intel.com,
jolsa@redhat.com, eranian@google.com, ak@linux.intel.com,
dave.hansen@intel.com, kirill.shutemov@linux.intel.com
Subject: Re: [PATCH V6 03/16] perf/core: Add support for PERF_SAMPLE_CODE_PAGE_SIZE
Date: Mon, 10 Aug 2020 23:41:00 +0200 [thread overview]
Message-ID: <20200810214100.GL3982@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <20200810212436.8026-4-kan.liang@linux.intel.com>
On Mon, Aug 10, 2020 at 02:24:23PM -0700, Kan Liang wrote:
> From: Stephane Eranian <eranian@google.com>
>
> When studying code layout, it is useful to capture the page size of the
> sampled code address.
>
> Add a new sample type for code page size.
> The new sample type requires collecting the ip. The code page size can
> be calculated from the IRQ-safe perf_get_page_size().
>
> Only the generic support is covered. The large PEBS will be disabled
> with this sample type.
-ENOREASON
next prev parent reply other threads:[~2020-08-10 21:41 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-10 21:24 [PATCH V6 00/16] Add the page size in the perf record Kan Liang
2020-08-10 21:24 ` [PATCH V6 01/16] perf/core: Add PERF_SAMPLE_DATA_PAGE_SIZE Kan Liang
2020-08-10 21:35 ` Peter Zijlstra
2020-08-10 21:39 ` Peter Zijlstra
2020-08-10 22:36 ` Liang, Kan
2020-08-10 21:47 ` Dave Hansen
2020-08-10 22:38 ` Liang, Kan
2020-08-10 22:47 ` Peter Zijlstra
2020-08-12 13:39 ` Liang, Kan
2020-08-12 13:53 ` Dave Hansen
2020-08-10 21:24 ` [PATCH V6 02/16] perf/x86/intel: Support PERF_SAMPLE_DATA_PAGE_SIZE Kan Liang
2020-08-10 21:40 ` Peter Zijlstra
2020-08-10 22:36 ` Liang, Kan
2020-08-10 21:24 ` [PATCH V6 03/16] perf/core: Add support for PERF_SAMPLE_CODE_PAGE_SIZE Kan Liang
2020-08-10 21:41 ` Peter Zijlstra [this message]
2020-08-10 22:37 ` Liang, Kan
2020-08-10 22:44 ` Peter Zijlstra
2020-08-10 21:24 ` [PATCH V6 04/16] tools headers UAPI: Update tools's copy of linux/perf_event.h Kan Liang
2020-08-10 21:24 ` [PATCH V6 05/16] perf record: Support new sample type for data page size Kan Liang
2020-08-10 21:24 ` [PATCH V6 06/16] perf script: Use ULL for enum perf_output_field Kan Liang
2020-08-12 12:21 ` Arnaldo Carvalho de Melo
2020-08-12 13:42 ` Liang, Kan
2020-08-10 21:24 ` [PATCH V6 07/16] perf script: Support data page size Kan Liang
2020-08-10 21:24 ` [PATCH V6 08/16] perf sort: Add sort option for " Kan Liang
2020-08-10 21:24 ` [PATCH V6 09/16] perf mem: Factor out a function to generate sort order Kan Liang
2020-08-10 21:24 ` [PATCH V6 10/16] perf mem: Clean up output format Kan Liang
2020-08-10 21:24 ` [PATCH V6 11/16] perf mem: Support data page size Kan Liang
2020-08-10 21:24 ` [PATCH V6 12/16] perf test: Add test case for PERF_SAMPLE_DATA_PAGE_SIZE Kan Liang
2020-08-10 21:24 ` [PATCH V6 13/16] perf tools: Add support for PERF_SAMPLE_CODE_PAGE_SIZE Kan Liang
2020-08-10 21:24 ` [PATCH V6 14/16] perf script: " Kan Liang
2020-08-10 21:24 ` [PATCH V6 15/16] perf report: " Kan Liang
2020-08-10 21:24 ` [PATCH V6 16/16] perf test: Add test case " Kan Liang
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