From: Catalin Marinas <catalin.marinas@arm.com>
To: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org,
will.deacon@arm.com, acme@ghostprotocols.net,
jean.pihet@linaro.org, jolsa@redhat.com, tglx@linutronix.de
Cc: linux-tip-commits@vger.kernel.org
Subject: Re: [tip:perf/core] ARM64, perf: Add support for perf registers API
Date: Thu, 13 Mar 2014 10:19:07 +0000 [thread overview]
Message-ID: <20140313101907.GC17308@arm.com> (raw)
In-Reply-To: <tip-1acfb01a43db9d8cde2d4c1d51746bae0b46b06b@git.kernel.org>
Hi Ingo,
On Thu, Mar 13, 2014 at 12:27:45AM -0700, tip-bot for Jean Pihet wrote:
> Commit-ID: 1acfb01a43db9d8cde2d4c1d51746bae0b46b06b
> Gitweb: http://git.kernel.org/tip/1acfb01a43db9d8cde2d4c1d51746bae0b46b06b
> Author: Jean Pihet <jean.pihet@linaro.org>
> AuthorDate: Mon, 3 Feb 2014 19:18:27 +0100
> Committer: Ingo Molnar <mingo@kernel.org>
> CommitDate: Wed, 12 Mar 2014 13:45:28 +0100
>
> ARM64, perf: Add support for perf registers API
>
> This patch implements the functions required for the perf
> registers API, allowing the perf tool to interface kernel
> register dumps with libunwind in order to provide userspace
> backtracing. Compat mode is also supported.
>
> Only the general purpose user space registers are exported,
> i.e.: PERF_REG_ARM_X0,
> ...
> PERF_REG_ARM_X28,
> PERF_REG_ARM_FP,
> PERF_REG_ARM_LR,
> PERF_REG_ARM_SP,
> PERF_REG_ARM_PC
> and not the PERF_REG_ARM_V* registers.
>
> Signed-off-by: Jean Pihet <jean.pihet@linaro.org>
> Acked-by: Will Deacon <will.deacon@arm.com>
> Cc: Arnaldo <acme@ghostprotocols.net>
> Cc: Jiri Olsa <jolsa@redhat.com>
> Cc: patches@linaro.org
> Cc: linaro-kernel@lists.linaro.org
> Cc: linux-arm-kernel@lists.infradead.org
> Link: http://lkml.kernel.org/r/1391451509-31265-2-git-send-email-jean.pihet@linaro.org
> Signed-off-by: Ingo Molnar <mingo@kernel.org>
> ---
> arch/arm64/Kconfig | 2 ++
> arch/arm64/include/asm/ptrace.h | 1 +
> arch/arm64/include/uapi/asm/Kbuild | 1 +
> arch/arm64/include/uapi/asm/perf_regs.h | 40 ++++++++++++++++++++++++++++++
> arch/arm64/kernel/Makefile | 1 +
> arch/arm64/kernel/perf_regs.c | 44 +++++++++++++++++++++++++++++++++
> 6 files changed, 89 insertions(+)
As I replied to Jean yesterday, I merged the arch/arm64 patches already
in the arm64 tree. Is it late to drop them from tip (and avoid potential
conflicts)?
But please take the perf tools patch (tools/perf/arch/arm64/...).
Thanks.
--
Catalin
next prev parent reply other threads:[~2014-03-13 10:19 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-03 18:18 [PATCH v6 0/3] perf: AARCH64 arch support Jean Pihet
2014-02-03 18:18 ` [PATCH 1/3] ARM64: perf: add support for perf registers API Jean Pihet
2014-03-13 7:27 ` [tip:perf/core] ARM64, perf: Add " tip-bot for Jean Pihet
2014-03-13 10:19 ` Catalin Marinas [this message]
2014-03-13 11:01 ` Ingo Molnar
2014-03-13 11:35 ` Catalin Marinas
2014-02-03 18:18 ` [PATCH 2/3] ARM64: perf: add support for frame pointer unwinding in compat mode Jean Pihet
2014-03-13 7:27 ` [tip:perf/core] ARM64, perf: Add " tip-bot for Jean Pihet
2014-02-03 18:18 ` [PATCH 3/3] ARM64: perf: support dwarf " Jean Pihet
2014-03-13 7:28 ` [tip:perf/core] ARM64, perf: Support " tip-bot for Jean Pihet
2014-02-12 8:47 ` [PATCH v6 0/3] perf: AARCH64 arch support Jean Pihet
2014-02-12 10:09 ` Will Deacon
2014-03-12 10:19 ` Jean Pihet
2014-03-12 17:31 ` Catalin Marinas
2014-03-13 12:02 ` Jean Pihet
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