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Tue, 21 Nov 2023 22:10:28 +0000 From: Volodymyr Babchuk To: "qemu-devel@nongnu.org" CC: David Woodhouse , Stefano Stabellini , Julien Grall , Oleksandr Tyshchenko , Volodymyr Babchuk , Anthony Perard , Paul Durrant , "open list:X86 Xen CPUs" Subject: [PATCH v2 4/6] xen_pvdev: Do not assume Dom0 when creating a directory Thread-Topic: [PATCH v2 4/6] xen_pvdev: Do not assume Dom0 when creating a directory Thread-Index: AQHaHMeIsCU+MAEGAkSnPoa9ThBNzw== Date: Tue, 21 Nov 2023 22:10:28 +0000 Message-ID: <20231121221023.419901-5-volodymyr_babchuk@epam.com> References: <20231121221023.419901-1-volodymyr_babchuk@epam.com> In-Reply-To: <20231121221023.419901-1-volodymyr_babchuk@epam.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.42.0 x-ms-publictraffictype: Email x-ms-traffictypediagnostic: VI1PR03MB3710:EE_|DU0PR03MB8836:EE_ x-ms-office365-filtering-correlation-id: 545a00d4-deca-4314-2d77-08dbeadeabd1 x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; 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envelope-from=prvs=5689374ac6=volodymyr_babchuk@epam.com; helo=mx0a-0039f301.pphosted.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, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Oleksandr Tyshchenko Instead of forcing the owner to domid 0, use XS_PRESERVE_OWNER to inherit the owner of the directory. Note that for other than Dom0 domain (non toolstack domain) the "driver_domain" property should be set in domain config file for the toolstack to create required directories in advance. Signed-off-by: Oleksandr Tyshchenko Signed-off-by: Volodymyr Babchuk --- hw/xen/xen_pvdev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/hw/xen/xen_pvdev.c b/hw/xen/xen_pvdev.c index c5ad71e8dc..42bdd4f6c8 100644 --- a/hw/xen/xen_pvdev.c +++ b/hw/xen/xen_pvdev.c @@ -60,7 +60,8 @@ void xen_config_cleanup(void) int xenstore_mkdir(char *path, int p) { - if (!qemu_xen_xs_create(xenstore, 0, 0, xen_domid, p, path)) { + if (!qemu_xen_xs_create(xenstore, 0, XS_PRESERVE_OWNER, + xen_domid, p, path)) { xen_pv_printf(NULL, 0, "xs_mkdir %s: failed\n", path); return -1; }