From: David Ahern <dsahern@gmail.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org, acme@ghostprotocols.net,
fweisbec@gmail.com, peterz@infradead.org, jolsa@redhat.com,
namhyung@kernel.org, xiaoguangrong@linux.vnet.ibm.com,
runzhen@linux.vnet.ibm.com, Runzhen Wang <icycoder@gmail.com>
Subject: Re: [PATCH 14/16] perf kvm: reuse some code of perf_kvm__timerfd_create()
Date: Tue, 29 Oct 2013 07:53:51 -0600 [thread overview]
Message-ID: <526FBDEF.8090109@gmail.com> (raw)
In-Reply-To: <20131029132304.GA22052@gmail.com>
On 10/29/13 7:23 AM, Ingo Molnar wrote:
>
> * Ingo Molnar <mingo@kernel.org> wrote:
>
>> * David Ahern <dsahern@gmail.com> wrote:
>>
>>> On 9/12/13 6:08 AM, Ingo Molnar wrote:
>>>>
>>>> btw., I tried to build perf on a really old distro that has no timerfd.h,
>>>> and got:
>>>
>>> Right. I hit that last week or so with RHEL5 as a build server.
>>>
>>> timerfd was introduced before perf so any system with perf capability
>>> will also have timerfd. So the problem is strictly building perf on an
>>> older system. [...]
>>
>> I'm booting new kernels on an old system and I'm building it there.
>>
>> So it's new kernel, new perf source and binary, old userspace.
>
> Btw., this build failure is still there today:
Right, I put together a patch on Sept 14th and got distracted. I'll
rebase to top of tree, update per the new feature tests and send it out
today.
David
next prev parent reply other threads:[~2013-10-29 13:53 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-26 0:24 [PATCH 00/16] perf: kvm live mode David Ahern
2013-05-26 0:24 ` [PATCH 01/16] perf evlist: restore methods removed in earlier cleanup David Ahern
2013-05-26 0:24 ` [PATCH 02/16] perf evlist: move tracepoint processing code to evlist.c David Ahern
2013-05-26 0:24 ` [PATCH 03/16 v2] perf evlist: add initialzation function for tracepoints David Ahern
2013-05-26 0:24 ` [PATCH 04/16 v2] perf session: export a few functions for event processing David Ahern
2013-05-26 0:24 ` [PATCH 05/16] perf top: move CONSOLE_CLEAR to header file David Ahern
2013-05-26 0:24 ` [PATCH 06/16] perf kvm: handle realloc failures David Ahern
2013-05-31 11:49 ` [tip:perf/core] perf kvm: Handle " tip-bot for David Ahern
2013-05-26 0:24 ` [PATCH 07/16] perf kvm: split out tracepoints from record args David Ahern
2013-05-26 0:24 ` [PATCH 08/16] perf stats: fix divide by 0 in variance David Ahern
2013-05-31 11:51 ` [tip:perf/core] perf stats: Fix " tip-bot for David Ahern
2013-05-26 0:24 ` [PATCH 09/16] perf stats: add max and min stats David Ahern
2013-05-26 0:24 ` [PATCH 10/16 v2] perf kvm: add live mode David Ahern
2013-05-26 0:24 ` [PATCH 11/16] perf kvm: add min and max stats to display David Ahern
2013-05-26 0:24 ` [PATCH 12/16] perf kvm: option to print events that exceed a threshold David Ahern
2013-05-26 0:24 ` [PATCH 13/16] perf kvm: debug for missing vmexit/vmentry event David Ahern
2013-05-26 0:24 ` [PATCH 14/16] perf kvm: reuse some code of perf_kvm__timerfd_create() David Ahern
2013-09-12 13:08 ` Ingo Molnar
2013-09-12 13:34 ` David Ahern
2013-09-12 13:40 ` Ingo Molnar
2013-10-29 13:23 ` Ingo Molnar
2013-10-29 13:53 ` David Ahern [this message]
2013-10-29 13:58 ` Ingo Molnar
2013-05-26 0:24 ` [PATCH 15/16] perf kvm: move the prompt_integer() to /util/top.c David Ahern
2013-05-26 0:24 ` [PATCH 16/16] perf kvm: set live mode refresh time dynamically David Ahern
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