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Thu, 07 Aug 2025 06:59:28 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH4bYybHt6OpehfRrH8E4W3KmHSZkyO01XruguXVMOhUqdH2pZvclXBad/QDtSQsDWetWsHlA== X-Received: by 2002:a05:6000:24ca:b0:3b7:97c8:da97 with SMTP id ffacd0b85a97d-3b8f4924341mr5103655f8f.43.1754575168145; Thu, 07 Aug 2025 06:59:28 -0700 (PDT) Received: from [192.168.10.48] ([151.49.253.173]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-459ded356b9sm162899795e9.12.2025.08.07.06.59.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 Aug 2025 06:59:27 -0700 (PDT) Message-ID: Date: Thu, 7 Aug 2025 15:59:26 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC 10/26] subprojects/vm-memory: Patch vm-memory for QEMU memory backend To: Zhao Liu , Peter Xu , David Hildenbrand , =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= , Manos Pitsidianakis , =?UTF-8?Q?Alex_Benn=C3=A9e?= , Thomas Huth , Junjie Mao Cc: qemu-devel@nongnu.org, qemu-rust@nongnu.org, Dapeng Mi , Chuanxiao Dong References: <20250807123027.2910950-1-zhao1.liu@intel.com> <20250807123027.2910950-11-zhao1.liu@intel.com> From: Paolo Bonzini Autocrypt: addr=pbonzini@redhat.com; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-rust@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: QEMU Rust-related patches and discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-rust-bounces+qemu-rust=archiver.kernel.org@nongnu.org Sender: qemu-rust-bounces+qemu-rust=archiver.kernel.org@nongnu.org On 8/7/25 14:30, Zhao Liu wrote: > Add 2 patches to support QEMU memory backend implementation. > > Signed-off-by: Zhao Liu > --- > .../packagefiles/vm-memory-0.16-rs/0001.diff | 81 +++++++++++++ > .../packagefiles/vm-memory-0.16-rs/0002.diff | 111 ++++++++++++++++++ > subprojects/vm-memory-0.16-rs.wrap | 2 + > 3 files changed, 194 insertions(+) > create mode 100644 subprojects/packagefiles/vm-memory-0.16-rs/0001.diff > create mode 100644 subprojects/packagefiles/vm-memory-0.16-rs/0002.diff > > diff --git a/subprojects/packagefiles/vm-memory-0.16-rs/0001.diff b/subprojects/packagefiles/vm-memory-0.16-rs/0001.diff > new file mode 100644 > index 000000000000..037193108d45 > --- /dev/null > +++ b/subprojects/packagefiles/vm-memory-0.16-rs/0001.diff > @@ -0,0 +1,81 @@ > +From 298f8ba019b2fe159fa943e0ae4dfd3c83ee64e0 Mon Sep 17 00:00:00 2001 > +From: Zhao Liu > +Date: Wed, 6 Aug 2025 11:31:11 +0800 > +Subject: [PATCH 1/2] guest_memory: Add a marker tarit to implement > + Bytes for GuestMemory This was a bit surprising. Maybe this is something where GuestMemory needs some extra flexibility. > @@ -0,0 +1,111 @@ > +From 2af7ea12a589fde619690e5060c01710cb6f2e0e Mon Sep 17 00:00:00 2001 > +From: Zhao Liu > +Date: Wed, 6 Aug 2025 14:27:14 +0800 > +Subject: [PATCH 2/2] guest_memory: Add is_write argument for > + GuestMemory::try_access() This should be fine. But Hanna is also working on IOMMU so maybe this won't be needed! Paolo