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Re: [libvirt] [PATCH 0/3] Decrease execution complexity of formating iothread scheduler info



On 22.03.2016 15:00, Peter Krempa wrote:
> While refactoring the old way to store iothread scheduler info I've added an
> algorithm that isn't entirely optimal but allows to store the scheduler info in
> a sane way. Unfortunately when you specify an insane number of iothreads the
> code takes ages to execute.
> 
> To avoid this series being completely useless except for the one corner case
> I've opted to finally add support for self expanding bitmaps, which might become
> useful in the future. The self-expanding bitmap is then used instead of one of
> the loops that was necessary to determine the maximum iothread ID.
> 
> Peter Krempa (3):
>   util: bitmap: Intoduce self-expanding bitmap APIs
>   conf: decrease iterations complexity when formatting iothreads
>   conf: Remove now unused virDomainIOThreadIDMap
> 
>  src/conf/domain_conf.c   | 51 ++++++++++----------------
>  src/conf/domain_conf.h   |  3 --
>  src/libvirt_private.syms |  4 ++-
>  src/util/virbitmap.c     | 93 ++++++++++++++++++++++++++++++++++++++++++++++++
>  src/util/virbitmap.h     |  8 +++++
>  tests/virbitmaptest.c    | 51 ++++++++++++++++++++++++++
>  6 files changed, 173 insertions(+), 37 deletions(-)
> 

ACK series.

Michal


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