hi bruce, thanks for your work. looks good to me as a stopgap for now.
could this be backported to kirkstone? nick On Fri, Apr 14, 2023 at 12:29 PM Bruce Ashfield <bruce.ashfi...@gmail.com> wrote: > From: Bruce Ashfield <bruce.ashfi...@gmail.com> > > This is a partial fix for bugzilla 15059 [ > https://bugzilla.yoctoproject.org/show_bug.cgi?id=15059] > > It has been noted by several people that when an initramfs is bundled: > > - a lot of the kernel is rebuilt > - it takes a really long time > > When looking at the logs, the second kernel compilation (that performs > the bundle) is not using the parallel make settings, and builds with > -j1. > > We are already explicitly passing PARALLEL_MAKE when building kernel > modules, and by extending that explicit use to the main kernel > compilation, we ensure that we always get a parallel build. > > Build times chnaged from more than 30 minutes for the bundle, to > 3 minutes in local testing. > > The question of whether or not too much is rebuilding during the > bundle step is still an open question, but with this tweak, at least > the build time is back in the realm of acceptable. > > Signed-off-by: Bruce Ashfield <bruce.ashfi...@gmail.com> > --- > meta/classes-recipe/kernel.bbclass | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/meta/classes-recipe/kernel.bbclass > b/meta/classes-recipe/kernel.bbclass > index aefa0d21bc..e634eabd49 100644 > --- a/meta/classes-recipe/kernel.bbclass > +++ b/meta/classes-recipe/kernel.bbclass > @@ -382,7 +382,7 @@ kernel_do_compile() { > > use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio > fi > for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do > - oe_runmake ${typeformake} ${KERNEL_EXTRA_ARGS} > $use_alternate_initrd > + oe_runmake ${PARALLEL_MAKE} ${typeformake} > ${KERNEL_EXTRA_ARGS} $use_alternate_initrd > done > } > > -- > 2.25.1 > > > > >
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