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[109.252.90.13]) by smtp.gmail.com with ESMTPSA id j34-v6sm7659774edb.50.2018.07.24.15.38.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 24 Jul 2018 15:38:38 -0700 (PDT) From: Dmitry Osipenko To: Mauro Carvalho Chehab Cc: Hans Verkuil , Mauro Carvalho Chehab , linux-tegra@vger.kernel.org, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] media: staging: tegra-vde: Replace debug messages with trace points Date: Wed, 25 Jul 2018 01:38:37 +0300 Message-ID: <3929419.8vW2TRoUPb@dimapc> In-Reply-To: <20180724190652.2befcaf6@coco.lan> References: <20180707162049.20407-1-digetx@gmail.com> <20180724190652.2befcaf6@coco.lan> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wednesday, 25 July 2018 01:06:52 MSK Mauro Carvalho Chehab wrote: > Em Sat, 7 Jul 2018 19:20:49 +0300 > > Dmitry Osipenko escreveu: > > Trace points are much more efficient than debug messages for extensive > > tracing and could be conveniently enabled / disabled dynamically, hence > > let's replace debug messages with the trace points. > > This patch require some work: > > $ make ARCH=i386 CF=-D__CHECK_ENDIAN__ CONFIG_DEBUG_SECTION_MISMATCH=y C=1 > W=1 CHECK='compile_checks' M=drivers/staging/media > > ./include/linux/slab.h:631:13: error: undefined identifier > '__builtin_mul_overflow' ./include/linux/slab.h:631:13: warning: call with > no type! > fixdep: error opening file: drivers/staging/media/tegra-vde/trace.h: No such > file or directory CHECK drivers/staging/media/tegra-vde/tegra-vde.c /bin/sh: compile_checks: command not found Upstream kernel doesn't have "compile_checks" script and I can't find it anywhere else.