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27 Dec 2020 16:42:44 -0000 Received: from lieven-pc.kamp-intra.net (HELO lieven-pc) (relay@kamp.de@::ffff:172.21.12.60) by submission.kamp.de with ESMTPS (DHE-RSA-AES256-GCM-SHA384 encrypted) ESMTPA; 27 Dec 2020 16:42:44 -0000 Received: by lieven-pc (Postfix, from userid 1060) id 5FB2B13DD25; Sun, 27 Dec 2020 17:42:44 +0100 (CET) From: Peter Lieven To: qemu-block@nongnu.org Subject: [PATCH 4/7] block/rbd: add bdrv_{attach,detach}_aio_context Date: Sun, 27 Dec 2020 17:42:33 +0100 Message-Id: <20201227164236.10143-5-pl@kamp.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201227164236.10143-1-pl@kamp.de> References: <20201227164236.10143-1-pl@kamp.de> Received-SPF: pass client-ip=195.62.97.192; envelope-from=pl@kamp.de; helo=kerio.kamp.de X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, Peter Lieven , qemu-devel@nongnu.org, ct@flyingcircus.io, mreitz@redhat.com, dillaman@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Peter Lieven --- block/rbd.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/block/rbd.c b/block/rbd.c index a2da70e37f..27b232f4d8 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -91,6 +91,7 @@ typedef struct BDRVRBDState { char *namespace; uint64_t image_size; uint64_t object_size; + AioContext *aio_context; } BDRVRBDState; static int qemu_rbd_connect(rados_t *cluster, rados_ioctx_t *io_ctx, @@ -749,6 +750,8 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags, } } + s->aio_context = bdrv_get_aio_context(bs); + /* When extending regular files, we get zeros from the OS */ bs->supported_truncate_flags = BDRV_REQ_ZERO_WRITE; @@ -839,8 +842,7 @@ static void rbd_finish_aiocb(rbd_completion_t c, RADOSCB *rcb) rcb->ret = rbd_aio_get_return_value(c); rbd_aio_release(c); - replay_bh_schedule_oneshot_event(bdrv_get_aio_context(acb->common.bs), - rbd_finish_bh, rcb); + replay_bh_schedule_oneshot_event(acb->s->aio_context, rbd_finish_bh, rcb); } static BlockAIOCB *rbd_start_aio(BlockDriverState *bs, @@ -1151,6 +1153,18 @@ static const char *const qemu_rbd_strong_runtime_opts[] = { NULL }; +static void qemu_rbd_attach_aio_context(BlockDriverState *bs, + AioContext *new_context) +{ + BDRVRBDState *s = bs->opaque; + s->aio_context = new_context; +} + +static void qemu_rbd_detach_aio_context(BlockDriverState *bs) +{ + +} + static BlockDriver bdrv_rbd = { .format_name = "rbd", .instance_size = sizeof(BDRVRBDState), @@ -1180,6 +1194,9 @@ static BlockDriver bdrv_rbd = { .bdrv_snapshot_goto = qemu_rbd_snap_rollback, .bdrv_co_invalidate_cache = qemu_rbd_co_invalidate_cache, + .bdrv_attach_aio_context = qemu_rbd_attach_aio_context, + .bdrv_detach_aio_context = qemu_rbd_detach_aio_context, + .strong_runtime_opts = qemu_rbd_strong_runtime_opts, }; -- 2.17.1