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Thu, 17 Sep 2020 05:39:44 -0700 (PDT) Date: Thu, 17 Sep 2020 14:39:43 +0200 From: Thierry Reding To: Dmitry Osipenko Cc: Jonathan Hunter , Laxman Dewangan , Wolfram Sang , =?utf-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= , Andy Shevchenko , linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 17/34] i2c: tegra: Remove outdated barrier() Message-ID: <20200917123943.GR3515672@ulmo> References: <20200908224006.25636-1-digetx@gmail.com> <20200908224006.25636-18-digetx@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="n8ucneZ6gTaxrU7s" Content-Disposition: inline In-Reply-To: <20200908224006.25636-18-digetx@gmail.com> User-Agent: Mutt/1.14.6 (2020-07-11) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --n8ucneZ6gTaxrU7s Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Sep 09, 2020 at 01:39:49AM +0300, Dmitry Osipenko wrote: > The barrier() was intended to reduce possibility of racing with the > interrupt handler, but driver's code evolved significantly and today's > driver enables interrupt only when it waits for completion notification. > Hence barrier() has no good use anymore, let's remove it. >=20 > Reviewed-by: Micha=C5=82 Miros=C5=82aw > Signed-off-by: Dmitry Osipenko > --- > drivers/i2c/busses/i2c-tegra.c | 13 +++++-------- > 1 file changed, 5 insertions(+), 8 deletions(-) Acked-by: Thierry Reding --n8ucneZ6gTaxrU7s Content-Type: application/pgp-signature; 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