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Tsirkin" Subject: Re: [PATCH v11 01/12] iova: Export alloc_iova_fast() and free_iova_fast() Message-ID: <20210825095540.GA24546@willie-the-truck> References: <20210818120642.165-1-xieyongji@bytedance.com> <20210818120642.165-2-xieyongji@bytedance.com> <20210824140758-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210824140758-mutt-send-email-mst@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, christian.brauner@canonical.com, corbet@lwn.net, joro@8bytes.org, willy@infradead.org, hch@infradead.org, Xie Yongji , dan.carpenter@oracle.com, xiaodong.liu@intel.com, linux-fsdevel@vger.kernel.org, viro@zeniv.linux.org.uk, stefanha@redhat.com, songmuchun@bytedance.com, axboe@kernel.dk, zhe.he@windriver.com, gregkh@linuxfoundation.org, rdunlap@infradead.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, bcrl@kvack.org, netdev@vger.kernel.org, joe@perches.com, robin.murphy@arm.com, mika.penttila@nextfour.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" On Tue, Aug 24, 2021 at 02:08:33PM -0400, Michael S. Tsirkin wrote: > On Wed, Aug 18, 2021 at 08:06:31PM +0800, Xie Yongji wrote: > > Export alloc_iova_fast() and free_iova_fast() so that > > some modules can make use of the per-CPU cache to get > > rid of rbtree spinlock in alloc_iova() and free_iova() > > during IOVA allocation. > > > > Signed-off-by: Xie Yongji > > > This needs ack from iommu maintainers. Guys? Looks fine to me: Acked-by: Will Deacon Will _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization