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SubjectRe: [PATCH RFC net-next 01/14] net: filter: split filter.c into two files
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On Tue, Jul 1, 2014 at 9:23 PM, Namhyung Kim <namhyung@gmail.com> wrote:
> Hi Alexei,
>
> On Fri, 27 Jun 2014 17:05:53 -0700, Alexei Starovoitov wrote:
>> BPF is used in several kernel components. This split creates logical boundary
>> between generic eBPF core and the rest
>>
>> kernel/bpf/core.c: eBPF interpreter
>>
>> net/core/filter.c: classic->eBPF converter, classic verifiers, socket filters
>>
>> This patch only moves functions.
>>
>> Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
>> ---
>> kernel/Makefile | 1 +
>> kernel/bpf/Makefile | 1 +
>> kernel/bpf/core.c | 545 +++++++++++++++++++++++++++++++++++++++++++++++++++
>> net/core/filter.c | 520 ------------------------------------------------
>> 4 files changed, 547 insertions(+), 520 deletions(-)
>> create mode 100644 kernel/bpf/Makefile
>> create mode 100644 kernel/bpf/core.c
>>
>> diff --git a/kernel/Makefile b/kernel/Makefile
>> index f2a8b6246ce9..e7360b7c2c0e 100644
>> --- a/kernel/Makefile
>> +++ b/kernel/Makefile
>> @@ -87,6 +87,7 @@ obj-$(CONFIG_RING_BUFFER) += trace/
>> obj-$(CONFIG_TRACEPOINTS) += trace/
>> obj-$(CONFIG_IRQ_WORK) += irq_work.o
>> obj-$(CONFIG_CPU_PM) += cpu_pm.o
>> +obj-$(CONFIG_NET) += bpf/
>
> But this still requires CONFIG_NET to use bpf. Why not adding
> CONFIG_BPF and making CONFIG_NET selects it?

This is the first patch that does 'split only'. Later patch replaces this line
with CONFIG_BPF.


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