Re: [PATCH RESEND 3.18-rc3 v2 0/2] trace: kdb: Bug fixes for ftdump

From: Steven Rostedt
Date: Thu Nov 06 2014 - 08:27:44 EST


On Thu, 6 Nov 2014 12:41:54 +0000
Daniel Thompson <daniel.thompson@xxxxxxxxxx> wrote:

> This patchset makes it possible to use kdb's ftdump command without
> panicing, crashing or livelocking. The ftdump command cannot be used
> at all without these changes.
>
> IIRC this patches are still pending Jason's ack.

I haven't heard from Jason in a long time. Is he still active?

-- Steve


>
> 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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/