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[99.254.114.190]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21a9f12eaadsm69993425ad.70.2025.01.14.09.30.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2025 09:30:22 -0800 (PST) Date: Tue, 14 Jan 2025 12:30:18 -0500 From: Peter Xu To: Steve Sistare Cc: qemu-devel@nongnu.org, Fabiano Rosas , David Hildenbrand , Marcel Apfelbaum , Eduardo Habkost , Philippe Mathieu-Daude , Paolo Bonzini , "Daniel P. Berrange" , Markus Armbruster Subject: Re: [PATCH V6 03/24] physmem: qemu_ram_alloc_from_fd extensions Message-ID: References: <1736875434-106563-1-git-send-email-steven.sistare@oracle.com> <1736875434-106563-4-git-send-email-steven.sistare@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1736875434-106563-4-git-send-email-steven.sistare@oracle.com> Received-SPF: pass client-ip=170.10.129.124; envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.063, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue, Jan 14, 2025 at 09:23:33AM -0800, Steve Sistare wrote: > Extend qemu_ram_alloc_from_fd to support resizable ram, and define > qemu_ram_resize_cb to clean up the API. > > Add a grow parameter to extend the file if necessary. However, if > grow is false, a zero-sized file is always extended. > > Signed-off-by: Steve Sistare Reviewed-by: Peter Xu -- Peter Xu