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Tsirkin" , Eugenio Perez Martin , German Maglione , Liu Jiang , Sergio Lopez Pascual , Stefano Garzarella Subject: [PATCH v3 4/7] vhost-user: flatten "enforce_reply" into "vhost_user_write_sync" Date: Mon, 2 Oct 2023 22:32:18 +0200 Message-Id: <20231002203221.17241-5-lersek@redhat.com> In-Reply-To: <20231002203221.17241-1-lersek@redhat.com> References: <20231002203221.17241-1-lersek@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Received-SPF: pass client-ip=170.10.133.124; envelope-from=lersek@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_H3=0.001, RCVD_IN_MSPIKE_WL=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 QXQgdGhpcyBwb2ludCwgb25seSAidmhvc3RfdXNlcl93cml0ZV9zeW5jIiBjYWxscyAiZW5mb3Jj ZV9yZXBseSI7IGVtYmVkCnRoZSBsYXR0ZXIgaW50byB0aGUgZm9ybWVyLgoKVGhpcyBpcyBwdXJl bHkgcmVmYWN0b3JpbmcgLS0gbm8gb2JzZXJ2YWJsZSBjaGFuZ2UuCgpDYzogIk1pY2hhZWwgUy4g VHNpcmtpbiIgPG1zdEByZWRoYXQuY29tPiAoc3VwcG9ydGVyOnZob3N0KQpDYzogRXVnZW5pbyBQ ZXJleiBNYXJ0aW4gPGVwZXJlem1hQHJlZGhhdC5jb20+CkNjOiBHZXJtYW4gTWFnbGlvbmUgPGdt YWdsaW9uZUByZWRoYXQuY29tPgpDYzogTGl1IEppYW5nIDxnZXJyeUBsaW51eC5hbGliYWJhLmNv bT4KQ2M6IFNlcmdpbyBMb3BleiBQYXNjdWFsIDxzbHBAcmVkaGF0LmNvbT4KQ2M6IFN0ZWZhbm8g R2FyemFyZWxsYSA8c2dhcnphcmVAcmVkaGF0LmNvbT4KU2lnbmVkLW9mZi1ieTogTGFzemxvIEVy c2VrIDxsZXJzZWtAcmVkaGF0LmNvbT4KUmV2aWV3ZWQtYnk6IFBoaWxpcHBlIE1hdGhpZXUtRGF1 ZMOpIDxwaGlsbWRAbGluYXJvLm9yZz4KUmV2aWV3ZWQtYnk6IFN0ZWZhbm8gR2FyemFyZWxsYSA8 c2dhcnphcmVAcmVkaGF0LmNvbT4KVGVzdGVkLWJ5OiBBbGJlcnQgRXN0ZXZlIDxhZXN0ZXZlQHJl ZGhhdC5jb20+ClJldmlld2VkLWJ5OiBFdWdlbmlvIFDDqXJleiA8ZXBlcmV6bWFAcmVkaGF0LmNv bT4KLS0tCgpOb3RlczoKICAgIHYzOgogICAgCiAgICAtIHBpY2sgdXAgUi1iIGZyb20gRXVnZW5p bywgVC1iIGZyb20gQWxiZXJ0CiAgICAKICAgIHYyOgogICAgCiAgICAtIHBpY2sgdXAgUi1iJ3Mg ZnJvbSBQaGlsIGFuZCBTdGVmYW5vCiAgICAKICAgIC0gcmVuYW1lICJ2aG9zdF91c2VyX3dyaXRl X21zZyIgdG8gInZob3N0X3VzZXJfd3JpdGVfc3luYyIgKGluIGNvZGUKICAgICAgY29udGV4dCBh bmQgY29tbWl0IG1lc3NhZ2UpIFtTdGVmYW5vXQoKIGh3L3ZpcnRpby92aG9zdC11c2VyLmMgfCAz MiArKysrKysrKy0tLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDEzIGluc2VydGlvbnMoKyks IDE5IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2h3L3ZpcnRpby92aG9zdC11c2VyLmMgYi9o dy92aXJ0aW8vdmhvc3QtdXNlci5jCmluZGV4IDE0NzZiMzZmMGE2ZS4uNDEyOWJhNzJlNDA4IDEw MDY0NAotLS0gYS9ody92aXJ0aW8vdmhvc3QtdXNlci5jCisrKyBiL2h3L3ZpcnRpby92aG9zdC11 c2VyLmMKQEAgLTEzMDIsMjQgKzEzMDIsNiBAQCBzdGF0aWMgaW50IHZob3N0X3VzZXJfZ2V0X2Zl YXR1cmVzKHN0cnVjdCB2aG9zdF9kZXYgKmRldiwgdWludDY0X3QgKmZlYXR1cmVzKQogICAgIHJl dHVybiAwOwogfQogCi1zdGF0aWMgaW50IGVuZm9yY2VfcmVwbHkoc3RydWN0IHZob3N0X2RldiAq ZGV2LAotICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0IFZob3N0VXNlck1zZyAqbXNnKQot ewotICAgIHVpbnQ2NF90IGR1bW15OwotCi0gICAgaWYgKG1zZy0+aGRyLmZsYWdzICYgVkhPU1Rf VVNFUl9ORUVEX1JFUExZX01BU0spIHsKLSAgICAgICAgcmV0dXJuIHByb2Nlc3NfbWVzc2FnZV9y ZXBseShkZXYsIG1zZyk7Ci0gICAgfQotCi0gICAvKgotICAgICogV2UgbmVlZCB0byB3YWl0IGZv ciBhIHJlcGx5IGJ1dCB0aGUgYmFja2VuZCBkb2VzIG5vdAotICAgICogc3VwcG9ydCByZXBsaWVz IGZvciB0aGUgY29tbWFuZCB3ZSBqdXN0IHNlbnQuCi0gICAgKiBTZW5kIFZIT1NUX1VTRVJfR0VU X0ZFQVRVUkVTIHdoaWNoIG1ha2VzIGFsbCBiYWNrZW5kcwotICAgICogc2VuZCBhIHJlcGx5Lgot ICAgICovCi0gICAgcmV0dXJuIHZob3N0X3VzZXJfZ2V0X2ZlYXR1cmVzKGRldiwgJmR1bW15KTsK LX0KLQogLyogTm90ZTogIm1zZy0+aGRyLmZsYWdzIiBtYXkgYmUgbW9kaWZpZWQuICovCiBzdGF0 aWMgaW50IHZob3N0X3VzZXJfd3JpdGVfc3luYyhzdHJ1Y3Qgdmhvc3RfZGV2ICpkZXYsIFZob3N0 VXNlck1zZyAqbXNnLAogICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgYm9vbCB3YWl0 X2Zvcl9yZXBseSkKQEAgLTEzNDAsNyArMTMyMiwxOSBAQCBzdGF0aWMgaW50IHZob3N0X3VzZXJf d3JpdGVfc3luYyhzdHJ1Y3Qgdmhvc3RfZGV2ICpkZXYsIFZob3N0VXNlck1zZyAqbXNnLAogICAg IH0KIAogICAgIGlmICh3YWl0X2Zvcl9yZXBseSkgewotICAgICAgICByZXR1cm4gZW5mb3JjZV9y ZXBseShkZXYsIG1zZyk7CisgICAgICAgIHVpbnQ2NF90IGR1bW15OworCisgICAgICAgIGlmICht c2ctPmhkci5mbGFncyAmIFZIT1NUX1VTRVJfTkVFRF9SRVBMWV9NQVNLKSB7CisgICAgICAgICAg ICByZXR1cm4gcHJvY2Vzc19tZXNzYWdlX3JlcGx5KGRldiwgbXNnKTsKKyAgICAgICAgfQorCisg ICAgICAgLyoKKyAgICAgICAgKiBXZSBuZWVkIHRvIHdhaXQgZm9yIGEgcmVwbHkgYnV0IHRoZSBi YWNrZW5kIGRvZXMgbm90CisgICAgICAgICogc3VwcG9ydCByZXBsaWVzIGZvciB0aGUgY29tbWFu ZCB3ZSBqdXN0IHNlbnQuCisgICAgICAgICogU2VuZCBWSE9TVF9VU0VSX0dFVF9GRUFUVVJFUyB3 aGljaCBtYWtlcyBhbGwgYmFja2VuZHMKKyAgICAgICAgKiBzZW5kIGEgcmVwbHkuCisgICAgICAg ICovCisgICAgICAgIHJldHVybiB2aG9zdF91c2VyX2dldF9mZWF0dXJlcyhkZXYsICZkdW1teSk7 CiAgICAgfQogCiAgICAgcmV0dXJuIDA7Cgo=