Re: [Qemu-devel] [PATCH 3/4] .travis.yml: pre-seed sub-modules for speed

[Alexander Graf <agraf@suse.de>]

On 15.09.14 18:48, Alex Bennée wrote:
> A significant portion of the build time is spent initialising all the
> sub-modules we use in the source tree. Often this is almost as long as
> the build itself. By pre-seeding the .git/modules tree this will
> hopefully improve things.
> 
> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
> 
> diff --git a/.travis.yml b/.travis.yml
> index f113339..8df02a4 100644
> --- a/.travis.yml
> +++ b/.travis.yml
> @@ -37,7 +37,12 @@ env:
>      - TARGETS=unicore32-softmmu,unicore32-linux-user
>      # Group remaining softmmu only targets into one build
>      - TARGETS=lm32-softmmu,moxie-softmmu,tricore-softmmu,xtensa-softmmu,xtensaeb-softmmu
> +git:
> +  # we want to do this ourselves
> +  submodules: false
>  before_install:
> +  - wget http://people.linaro.org/~alex.bennee/qemu-submodule-git-seed.tar.xz
> +  - tar -xvf qemu-submodule-git-seed.tar.xz

wget -O - | tar?

>    - git submodule update --init --recursive

Doesn't this overwrite the code you just downloaded?


Alex

>    - sudo apt-get update -qq
>    - sudo apt-get install -qq ${CORE_PKGS} ${NET_PKGS} ${GUI_PKGS} ${EXTRA_PKGS}
>