[OE-core] [PATCH V2 2/2] eglibc.inc: Transfer PARALLEL_MAKE to PARALLELMFLAGS
Khem Raj
raj.khem at gmail.com
Tue May 24 20:41:13 UTC 2011
On (24/05/11 12:18), Khem Raj wrote:
> * Currently we are passing -jN or -j N flags to eglibc makefiles
> however eglibc uses a make variable called PARALLELMFLAGS
> to pass information about parallel build to sub-makes
>
> * Currently make install ran without parallelism but now
> it should have parallel building flags passed to do_install
> correctly which inturn should improve build time of
> eglibc on systems using parallel build -j with values > 1
I forgot to attach the times of do_compile+do_install using -j 2
with patch
real 11m11.557s
user 11m27.270s
sys 2m54.000s
without patch
real 12m39.788s
user 11m36.850s
sys 3m14.310s
>
> Signed-off-by: Khem Raj <raj.khem at gmail.com>
> ---
> meta/recipes-core/eglibc/eglibc.inc | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/meta/recipes-core/eglibc/eglibc.inc b/meta/recipes-core/eglibc/eglibc.inc
> index 8314cb1..46ffa82 100644
> --- a/meta/recipes-core/eglibc/eglibc.inc
> +++ b/meta/recipes-core/eglibc/eglibc.inc
> @@ -36,4 +36,10 @@ INHIBIT_DEFAULT_DEPS = "1"
>
> ARM_INSTRUCTION_SET = "arm"
>
> +# eglibc uses PARALLELMFLAGS variable to pass parallel build info so transfer
> +# PARALLEL_MAKE into PARALLELMFLAGS and empty out PARALLEL_MAKE
> +EGLIBCPARALLELISM := "PARALLELMFLAGS="${PARALLEL_MAKE}""
> +EXTRA_OEMAKE += ${EGLIBCPARALLELISM}
> +PARALLEL_MAKE = ""
> +
> PACKAGES = "glibc catchsegv sln nscd ldd localedef glibc-utils glibc-dev glibc-doc glibc-locale libsegfault glibc-extra-nss glibc-thread-db glibc-pcprofile"
> --
> 1.7.4.1
>
--
-Khem
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