From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Auger Subject: Re: [PATCH v3 3/7] vfio: platform: introduce module_vfio_reset_handler macro Date: Fri, 23 Oct 2015 16:10:59 +0200 Message-ID: <562A3FF3.5040004@linaro.org> References: <1445603835-14506-1-git-send-email-eric.auger@linaro.org> <1445603835-14506-4-git-send-email-eric.auger@linaro.org> <3721718.lcvGuESNdi@wuerfel> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org, patches@linaro.org, linux-kernel@vger.kernel.org, alex.williamson@redhat.com, eric.auger@st.com, kvmarm@lists.cs.columbia.edu To: Arnd Bergmann , linux-arm-kernel@lists.infradead.org Return-path: In-Reply-To: <3721718.lcvGuESNdi@wuerfel> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu List-Id: kvm.vger.kernel.org Hi Arnd, On 10/23/2015 03:09 PM, Arnd Bergmann wrote: > On Friday 23 October 2015 14:37:11 Eric Auger wrote: >> +static int __init reset ## _module_init(void) \ >> +{ \ >> + vfio_platform_register_reset(compat, reset); \ >> + return 0; \ >> +}; \ >> > > I would make this 'return vfio_platform_register_reset(...)', so loading > the driver fails if the handler cannot get registered. Alternatively, > change the return type of vfio_platform_register_reset to 'void' > so it can never fail. I will turn __vfio_platform_register_reset to 'void' then since it has no reason to fail now. Thanks Eric > > Arnd >