On Tue, Oct 18, 2016 at 12:04 AM, Sedat Dilek <sedat.di...@gmail.com> wrote:
> Hi Linus,
> not sure whom to address on this issue.
> I have built Linux v4.9-rc1, v4.8.2 and v4.4.25 kernels (in this
> order) this morning.
> Building a Linux v4.8.2 under Linux v4.9-rc1 took two times longer.
> As usually I build with 2 parallel-make-jobs.
> This takes approx. 30mins.
> Under Linux v4.9-rc1 it took approx. an hour.
> My system is a Ubuntu/precise AMD64 (WUBI installation).
> I use my normal build-environment.
> If you need further informations, please let me know.
Kernel building is more like a CPU-bound workload, so maybe
some clues can be got by comparing results of 'perf top/record',
which should be very easy to collect.
> - Sedat -
> P.S.: Listing content of attached tarball file.
> $ LC_ALL=C ls -R
> build-time configs scripts toolchain-amd64
> WHATS-IN-DILEKS-LINUX-KERNEL.txt config-4.4.25-1-iniza-small
> config-4.8.2-1-iniza-small config-4.9.0-rc1-1-iniza-small