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Tsirkin'" , Stefan Hajnoczi , Paolo Bonzini , =?UTF-8?q?=27Daniel=20P=20=2E=20Berrang=C3=A9=27?= , Jason Wang Cc: Zhang Chen Subject: [PATCH V14 12/15] xen-block: Update tracking iothread users with holder name Date: Tue, 1 Sep 2026 00:00:33 +0800 Message-ID: <20260831160038.221776-13-zhangckid@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260831160038.221776-1-zhangckid@gmail.com> References: <20260831160038.221776-1-zhangckid@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=zhangckid@gmail.com; helo=mail-pl1-x62d.google.com X-Spam_score_int: 26 X-Spam_score: 2.6 X-Spam_bar: ++ X-Spam_report: (2.6 / 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, FREEMAIL_FROM=0.001, RCVD_IN_BL_SPAMCOP_NET=1.347, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 Replace raw object_ref/unref calls with iothread_ref_and_get/unref_and_put_aio_context. Signed-off-by: Zhang Chen --- hw/block/dataplane/xen-block.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/hw/block/dataplane/xen-block.c b/hw/block/dataplane/xen-block.c index 48c2e315f3..9dfe06e1be 100644 --- a/hw/block/dataplane/xen-block.c +++ b/hw/block/dataplane/xen-block.c @@ -621,9 +621,15 @@ XenBlockDataPlane *xen_block_dataplane_create(XenDevice *xendev, QLIST_INIT(&dataplane->freelist); if (iothread) { + g_autofree char *path = object_get_canonical_path(OBJECT(xendev)); + const IOThreadHolder io_holder = { + .type = IO_THREAD_HOLDER_KIND_QOM_OBJECT, + .u.qom_object.qom_path = path, + }; + dataplane->iothread = iothread; - object_ref(OBJECT(dataplane->iothread)); - dataplane->ctx = iothread_get_aio_context(dataplane->iothread); + dataplane->ctx = iothread_ref_and_get_aio_context(dataplane->iothread, + &io_holder); } else { dataplane->ctx = qemu_get_aio_context(); } @@ -652,7 +658,14 @@ void xen_block_dataplane_destroy(XenBlockDataPlane *dataplane) qemu_bh_delete(dataplane->bh); if (dataplane->iothread) { - object_unref(OBJECT(dataplane->iothread)); + g_autofree char *path = object_get_canonical_path( + OBJECT(dataplane->xendev)); + const IOThreadHolder io_holder = { + .type = IO_THREAD_HOLDER_KIND_QOM_OBJECT, + .u.qom_object.qom_path = path, + }; + + iothread_unref_and_put_aio_context(dataplane->iothread, &io_holder); } g_free(dataplane); -- 2.55.0