ACK: [PATCH] fwts: catch segfaults and bus errors and dump stack

[Alex Hung]

On 14-11-25 10:19 PM, Colin King wrote:
> From: Colin Ian King<colin.king at canonical.com>
>
> Bugs such as LP#1376448 have been hard to track down because
> the target machine is not accessible and the user is not easily
> able to pass over core dump information.  In an attempt to at
> least identify where a fault is occurring, this patch adds in
> a SIGSEGV and SIGBUS handler that will dump to stderr a stack
> trace.
>
> This patch also re-works some of signal() handlers in fwts to
> ensure we save and restore the dump stack handler in a more
> generic way for fwts. This also tidies up the old fashioned
> signal() handler with the more modern signal handling mechanisms.
>
> Signed-off-by: Colin Ian King<colin.king at canonical.com>

Acked-by: Alex Hung <alex.hung at canonical.com>