On Sun, 11 Oct 2020, Sumera Priyadarsini wrote:
> This patchset modifies coccicheck to use at most one thread per core by
> default in machines with more than 4 hyperthreads for optimal performance.
> Modify documentation in coccinelle.rst to reflect the same.
>
> Signed-off-by: Sumera Priyadarsini <sylphrena...@gmail.com>
Acked-by: Julia Lawall <julia.law...@inria.fr>
Jonathan, will you take this patch?
thanks,
julia
> ---
> Documentation/dev-tools/coccinelle.rst | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/dev-tools/coccinelle.rst
> b/Documentation/dev-tools/coccinelle.rst
> index 74c5e6aeeff5..530d8d313601 100644
> --- a/Documentation/dev-tools/coccinelle.rst
> +++ b/Documentation/dev-tools/coccinelle.rst
> @@ -130,8 +130,10 @@ To enable verbose messages set the V= variable, for
> example::
> Coccinelle parallelization
> --------------------------
>
> -By default, coccicheck tries to run as parallel as possible. To change
> -the parallelism, set the J= variable. For example, to run across 4 CPUs::
> +By default, coccicheck uses at most 1 thread per core in a machine
> +with more than 4 hyperthreads. In a machine with upto 4 threads,
> +all threads are used. To change the parallelism, set the J= variable.
> +For example, to run across 4 CPUs::
>
> make coccicheck MODE=report J=4
>
> --
> 2.25.1
>
> _______________________________________________
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> Cocci@systeme.lip6.fr
> https://systeme.lip6.fr/mailman/listinfo/cocci
>
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