Re: [PATCH 3.17-rc4 v2 0/2] trace: kdb: Bug fixes for ftdump

[Daniel Thompson]

On 24/09/14 16:07, Steven Rostedt wrote:
> Is Jason Wessel still actively maintaining this?

He still maintaining kgdb and kdb although he is not in MAINTAINERS for
this particular file (perhaps he should be?).


> I'd like an acked-by from the KDB maintainer before pulling this.

Makes sense.


> 
> Thanks!
> 
> -- Steve
> 
> 
> On Wed, 24 Sep 2014 11:32:59 +0100
> Daniel Thompson <daniel.thompson@xxxxxxxxxx> wrote:
> 
>> This patchset makes it possible to use kdb's ftdump command without
>> panicing, crashing or livelocking.
>>
>> Changes since v1:
>>
>> * Fixed use-after-free problems in v1 by adding logic to NULL out
>>   buffer_iter during free operations.
>>
>> * Introduced a second patch to fix a live lock when trying to display
>>   an empty trace buffer.
>>
>>
>> Daniel Thompson (2):
>>   trace: kdb: Fix kernel panic during ftdump
>>   trace: kdb: Fix kernel livelock with empty buffers
>>
>>  kernel/trace/trace_kdb.c | 21 +++++++++++++--------
>>  1 file changed, 13 insertions(+), 8 deletions(-)
>>
>> --
>> 1.9.3
> 

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