From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: Re: [PATCH v3 3/3] serial: samsung: Remove useless spinlock Date: Tue, 4 Apr 2017 11:36:35 +0200 Message-ID: <20170404093635.GB28551@kozik-book> References: <1491200468-28463-1-git-send-email-m.szyprowski@samsung.com> <1491200468-28463-3-git-send-email-m.szyprowski@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <1491200468-28463-3-git-send-email-m.szyprowski@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org To: Marek Szyprowski Cc: linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, Sylwester Nawrocki , Bartlomiej Zolnierkiewicz , Greg Kroah-Hartman , Seung-Woo Kim , Joonyoung Shim , Inki Dae List-Id: linux-serial@vger.kernel.org On Mon, Apr 03, 2017 at 08:21:01AM +0200, Marek Szyprowski wrote: > Spinlock taken only for dma_map_single() for TX buffer is completely > useless and doesn't protect anything, so remove it to simplify the code. > > Signed-off-by: Marek Szyprowski > --- > drivers/tty/serial/samsung.c | 4 ---- > 1 file changed, 4 deletions(-) > Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof