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bh=4Dd4PVcW8Gh92qdOSXS52+1meGC/lQXnewRPI3vvCWE=; b=hsKjmKbgvjeh8w2ffnsVRR8qq8GIDQrxEVIgm82LLhaDtX8FUazOVZXfsAC08LwbHR+9cf G0oQWZAD3QabcgCw== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id DC30813E99; Wed, 2 Feb 2022 16:35:24 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id HM+JMcyy+mFZNgAAMHmgww (envelope-from ); Wed, 02 Feb 2022 16:35:24 +0000 Date: Wed, 2 Feb 2022 17:35:22 +0100 From: Oscar Salvador To: David Hildenbrand Subject: Re: [PATCH v4 3/7] mm: page_isolation: check specified range for unmovable pages Message-ID: References: <20220119190623.1029355-1-zi.yan@sent.com> <20220119190623.1029355-4-zi.yan@sent.com> <21c196f8-18ca-d720-4241-00c9461854d3@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <21c196f8-18ca-d720-4241-00c9461854d3@redhat.com> Cc: Mel Gorman , Eric Ren , Michael Ellerman , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Zi Yan , Robin Murphy , Christoph Hellwig , Vlastimil Babka X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Wed, Feb 02, 2022 at 01:25:28PM +0100, David Hildenbrand wrote: > That's the whole idea for being able to allocate parts of an unmovable > pageblock that are movable. > > If the first part is unmovable but the second part is movable, nothing > should stop us from trying to allocate the second part. Yeah, I see, I was a bit slow there, but I see the point now. Thanks David -- Oscar Salvador SUSE Labs _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu