Re: Hidden symbol when debugging hypervisor

[George Dunlap <george.dunlap@eu.citrix.com>]

On 04/30/2014 10:02 AM, Dietmar Hahn wrote:
> Hi,
>
> while debugging a vmcore with the crash tool I stumpled over a little problem.
> I wanted to look at the "struct csched_private" of credit scheduler and got
> the contents of the "struct csched_private" of credit2.
> The debug informations of the hypervisor contain 2 entries
>   
>   <1><b185e>: Abbrev Number: 8 (DW_TAG_structure_type)
>      <b185f>   DW_AT_name        : (indirect string, offset: 0x9d8d): csched_private
> and
>   <1><c0677>: Abbrev Number: 25 (DW_TAG_structure_type)
>      <c0678>   DW_AT_name        : (indirect string, offset: 0x9d8d): csched_private
>
> The first is credit and the second credit2. It seems in the crash command the
> second entry wins :-(.
>
> Maybe crash has the possibility somewhere to get access to the second structure
> (I couldn't find it) but for simplicity it would be better to have different names
> I think.
> Are there any reasons not to rename
> struct csched_private -> struct c2sched_private
> or whatever?

No reasons at all -- the naming is an artifact of development.  Feel 
free to send a patch renaming it.

  -George