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([2001:b07:6468:f312:e9bb:92e9:fcc3:7ba9]) by smtp.gmail.com with ESMTPSA id s82sm11038871wms.28.2019.12.13.06.04.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Dec 2019 06:04:06 -0800 (PST) Subject: Re: [PATCH 0/2] rcu_read auto macro use To: "Dr. David Alan Gilbert (git)" , qemu-devel@nongnu.org, cota@braap.org, rkagan@virtuozzo.com References: <20191213131931.143878-1-dgilbert@redhat.com> From: Paolo Bonzini Message-ID: <6e3d6d39-31ce-c10e-bcb2-b564e5a1cdae@redhat.com> Date: Fri, 13 Dec 2019 15:04:05 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <20191213131931.143878-1-dgilbert@redhat.com> Content-Language: en-US X-MC-Unique: nG1dpW7fNs-Xakh5FAcF3w-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 13/12/19 14:19, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > Hi, > A couple more uses of the rcu_read macros; in qsp and > hyperv (neither of which list maintainers, so I guess > best through RCU). > > The hyperv case saves a temporary. > The qsp case uses an rcu_read_lock around the lifetime > of a snapshot and carefully comments that; but now > it's automatic. > > [Hyperv not tested] Queued, thanks. Paolo > Dave > > Dr. David Alan Gilbert (2): > hyperv: Use auto rcu_read macros > qsp: Use WITH_RCU_READ_LOCK_GUARD > > hw/hyperv/hyperv.c | 22 +++++++++------------- > util/qsp.c | 22 ++++++++++------------ > 2 files changed, 19 insertions(+), 25 deletions(-) >