From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754594AbdKNJtX (ORCPT ); Tue, 14 Nov 2017 04:49:23 -0500 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:26703 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753924AbdKNJtT (ORCPT ); Tue, 14 Nov 2017 04:49:19 -0500 X-IronPort-AV: E=Sophos;i="5.44,393,1505772000"; d="scan'208";a="244547606" Date: Tue, 14 Nov 2017 10:49:12 +0100 (CET) From: Julia Lawall X-X-Sender: jll@hadrien To: Masahiro Yamada cc: linux-kbuild@vger.kernel.org, cocci@systeme.lip6.fr, Nicolas Palix , Gilles Muller , linux-kernel@vger.kernel.org, Michal Marek Subject: Re: [PATCH v3] coccinelle: fix parallel build with CHECK=scripts/coccicheck In-Reply-To: <1510650290-3363-1-git-send-email-yamada.masahiro@socionext.com> Message-ID: References: <1510650290-3363-1-git-send-email-yamada.masahiro@socionext.com> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > + > + # If -j option is given to Make, scripts/coccicheck runs in parallel. > + # If coccinelle also runs in parallel, it fails because multiple processes > + # try to get access to the same subdirectory that stores stdout/stderr. > + # No need to parallelize coccinelle in this case - this mode takes only > + # one file input. > + NPROC=1 Since I am also changing Coccinelle to avoid the problem, maybe it would be better to just remove the explanation sentence (If coccinelle also runs in parallel,...). julia