[elrepo-devel] Request to enable RPC debugging in ELRepo kernels

Akemi Yagi amyagi at gmail.com
Tue May 5 12:59:30 EDT 2015


On Tue, May 5, 2015 at 9:45 AM, Alan Bartlett <ajb at elrepo.org> wrote:
> On 5 May 2015 at 00:10, Akemi Yagi <toracat at elrepo.org> wrote:
>> On Mon, May 4, 2015 at 4:01 PM, Jamie Bainbridge
>> <jamie.bainbridge at gmail.com> wrote:
>>> # grep CONFIG_SUNRPC_DEBUG config-4.0.1-1.el6.elrepo.x86_64
>>> CONFIG_SUNRPC_DEBUG is not set
>>>
>>> It would be really useful to have this enabled for troubleshooting.
>>>
>>> There's no overhead in regular sunrpc operation, all debugging output
>>> is disabled by default. Debugging is only enabled by echoing bitmasks
>>> into /proc or by using the "rpcdebug" binary, and is disabled in the
>>> same way.
>>>
>>> Would a bug and patch be looked upon favorably?
>>>
>>> Cheers,
>>> Jamie
>>
>> As far as there is no overhead, I see no reason against it. Alan?
>>
>> Akemi
>
> I agree.
>
> Consider the request "smiled upon" and that configuration change is
> now queued for the next build.
>
> Alan.

Just an additional note. This option is already enabled in the EL7
kernels (both distro and kernel-ml). Apparently it (=y) is the
"default" choice in Kconfig.

Akemi


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