From: Hekuang <hekuang@huawei.com>
To: Nilay Vaish <nilayvaish@gmail.com>
Cc: <acme@kernel.org>, <peterz@infradead.org>, <mingo@redhat.com>,
<jolsa@redhat.com>, <brendan.d.gregg@gmail.com>, <ast@kernel.org>,
<alexander.shishkin@linux.intel.com>, <wangnan0@huawei.com>,
"Linux Kernel list" <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH v2 05/26] tools include: Sync math64.h and div64.h
Date: Mon, 27 Jun 2016 10:21:10 +0800 [thread overview]
Message-ID: <57708D96.5000907@huawei.com> (raw)
In-Reply-To: <CACbG30-yFbWEq46wHoNyNkG6Hr8+g_47XpcbGMtj4pjGjwyM9A@mail.gmail.com>
hi
在 2016/6/27 5:08, Nilay Vaish 写道:
> On 26 June 2016 at 06:20, He Kuang <hekuang@huawei.com> wrote:
>> From: Wang Nan <wangnan0@huawei.com>
>>
>> This patch copies "include/linux/math64.h" into
>> "tools/include/linux/math64.h" and copies
>> "include/asm-generic/div64.h" into
>> "tools/include/asm-generic/div64.h", to enable other libraries use
>> arithmetic operation defined in them.
> This probably is a newbie question. What prevents us from using the
> header files directly?
>
> --
> Nilay
For not being influenced by kernel headers update too much, perf adopts
the header files in its own folder.
Thank you.
>
next prev parent reply other threads:[~2016-06-27 2:22 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-26 11:20 [RFC PATCH v2 00/26] perf tools: Support uBPF script He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 01/26] tools include: Adopt byte ordering macros from byteorder/generic.h He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 02/26] tools include: Fix wrong macro definitions for cpu_to_le* for big endian He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 03/26] bpf: split __bpf_prog_run code into new file He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 04/26] bpf: extract jmp and default handler and introduce UBPF_BUILD flag He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 05/26] tools include: Sync math64.h and div64.h He Kuang
2016-06-26 21:08 ` Nilay Vaish
2016-06-27 2:21 ` Hekuang [this message]
2016-06-27 18:13 ` Arnaldo Carvalho de Melo
2016-06-26 11:20 ` [RFC PATCH v2 06/26] tools include: Add (atomic|atomic64)_add implementation from the kernel sources He Kuang
2016-06-26 11:20 ` [RFC PATCH v2 07/26] perf bpf: Add map related BPF helper He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 08/26] perf bpf: Add UBPF flags and makefile options He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 09/26] perf bpf: Implement empty instruction handler and build bpf-vm He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 10/26] perf bpf: Remove unused code in libbpf He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 11/26] perf bpf: Store arbitrary entries instread fd array in bpf_program He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 12/26] perf bpf: Add libbpf-internal.h header file He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 13/26] perf bpf: Add abstraction for bpf program methods He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 14/26] perf bpf: Add -Wextra to cflags for more warnings and fix them He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 15/26] perf bpf: Introduce the entity and engine for userspace bpf He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 16/26] perf bpf: Add method for fetching nth ubpf vm He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 17/26] perf bpf: Add methods to set/check ubpf engine for bpf programs He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 18/26] perf bpf: Add ubpf helper function slots and set/get methods He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 19/26] perf tools: Register basic uBPF helpers He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 20/26] perf bpf: Accept uBPF programs He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 21/26] bpf: Support bpf load/store boundary check for ubpf He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 22/26] perf bpf: Implement boundary check code in ubpf He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 23/26] perf record: Add uBPF hooks at beginning and end of perf record He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 24/26] perf bpf: Fillup bpf jmp_call handler He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 25/26] perf bpf: Implement run_ubpf_program He Kuang
2016-06-26 11:21 ` [RFC PATCH v2 26/26] perf tests: Add uBPF test case He Kuang
2016-06-26 20:48 ` [RFC PATCH v2 00/26] perf tools: Support uBPF script Alexei Starovoitov
2016-06-27 2:10 ` Hekuang
2016-06-28 11:47 ` Hekuang
2016-06-28 14:57 ` Alexei Starovoitov
2016-06-29 10:15 ` Hekuang
2016-06-29 10:35 ` Wangnan (F)
2016-06-29 12:37 ` Alexei Starovoitov
2016-06-29 13:03 ` pi3orama
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