linux-kernel - Re: [PATCH v2 4/5] vfio/iommu_type1: Clean up update_dirty_scope in detach

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <YquuAR4h7dMCg4eq@Asurada-Nvidia>
Date:   Thu, 16 Jun 2022 15:26:09 -0700
From:   Nicolin Chen <nicolinc@...dia.com>
To:     "Tian, Kevin" <kevin.tian@...el.com>
CC:     "joro@...tes.org" <joro@...tes.org>,
        "will@...nel.org" <will@...nel.org>,
        "marcan@...can.st" <marcan@...can.st>,
        "sven@...npeter.dev" <sven@...npeter.dev>,
        "robin.murphy@....com" <robin.murphy@....com>,
        "robdclark@...il.com" <robdclark@...il.com>,
        "baolu.lu@...ux.intel.com" <baolu.lu@...ux.intel.com>,
        "matthias.bgg@...il.com" <matthias.bgg@...il.com>,
        "orsonzhai@...il.com" <orsonzhai@...il.com>,
        "baolin.wang7@...il.com" <baolin.wang7@...il.com>,
        "zhang.lyra@...il.com" <zhang.lyra@...il.com>,
        "jean-philippe@...aro.org" <jean-philippe@...aro.org>,
        "alex.williamson@...hat.com" <alex.williamson@...hat.com>,
        "jgg@...dia.com" <jgg@...dia.com>,
        "jordan@...micpenguin.net" <jordan@...micpenguin.net>,
        "thierry.reding@...il.com" <thierry.reding@...il.com>,
        "alyssa@...enzweig.io" <alyssa@...enzweig.io>,
        "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>,
        "saiprakash.ranjan@...eaurora.org" <saiprakash.ranjan@...eaurora.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "jonathanh@...dia.com" <jonathanh@...dia.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "yangyingliang@...wei.com" <yangyingliang@...wei.com>,
        "gerald.schaefer@...ux.ibm.com" <gerald.schaefer@...ux.ibm.com>,
        "linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>,
        "christophe.jaillet@...adoo.fr" <christophe.jaillet@...adoo.fr>,
        "linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "isaacm@...eaurora.org" <isaacm@...eaurora.org>,
        "cohuck@...hat.com" <cohuck@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "dwmw2@...radead.org" <dwmw2@...radead.org>
Subject: Re: [PATCH v2 4/5] vfio/iommu_type1: Clean up update_dirty_scope in
 detach_group()

On Thu, Jun 16, 2022 at 06:45:09AM +0000, Tian, Kevin wrote:

> > +out_unlock:
> >       mutex_unlock(&iommu->lock);
> >  }
> >
> 
> I'd just replace the goto with a direct unlock and then return there.
> the readability is slightly better.

OK. Will do that.