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[81.40.121.121]) by smtp.gmail.com with ESMTPSA id o2sm5979231wrj.21.2020.08.21.12.55.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Aug 2020 12:55:08 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v6 13/15] block/nvme: Simplify nvme_create_queue_pair() arguments Date: Fri, 21 Aug 2020 21:53:57 +0200 Message-Id: <20200821195359.1285345-14-philmd@redhat.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200821195359.1285345-1-philmd@redhat.com> References: <20200821195359.1285345-1-philmd@redhat.com> MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=philmd@redhat.com X-Mimecast-Spam-Score: 0.002 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8; text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=philmd@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/21 04:26:32 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, 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=-1, RCVD_IN_MSPIKE_WL=-0.01, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Fam Zheng , qemu-block@nongnu.org, Max Reitz , Stefan Hajnoczi , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" nvme_create_queue_pair() doesn't require BlockDriverState anymore. Replace it by BDRVNVMeState and AioContext to simplify. Reviewed-by: Stefan Hajnoczi Reviewed-by: Stefano Garzarella Signed-off-by: Philippe Mathieu-Daudé --- block/nvme.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/block/nvme.c b/block/nvme.c index 3d49ff81fb7..85b235c8e6d 100644 --- a/block/nvme.c +++ b/block/nvme.c @@ -208,12 +208,12 @@ static void nvme_free_req_queue_cb(void *opaque) qemu_mutex_unlock(&q->lock); } -static NVMeQueuePair *nvme_create_queue_pair(BlockDriverState *bs, +static NVMeQueuePair *nvme_create_queue_pair(BDRVNVMeState *s, + AioContext *aio_context, int idx, int size, Error **errp) { int i, r; - BDRVNVMeState *s = bs->opaque; Error *local_err = NULL; NVMeQueuePair *q; uint64_t prp_list_iova; @@ -232,8 +232,7 @@ static NVMeQueuePair *nvme_create_queue_pair(BlockDriverState *bs, q->s = s; q->index = idx; qemu_co_queue_init(&q->free_req_queue); - q->completion_bh = aio_bh_new(bdrv_get_aio_context(bs), - nvme_process_completion_bh, q); + q->completion_bh = aio_bh_new(aio_context, nvme_process_completion_bh, q); r = qemu_vfio_dma_map(s->vfio, q->prp_list_pages, s->page_size * NVME_NUM_REQS, false, &prp_list_iova); @@ -637,7 +636,8 @@ static bool nvme_add_io_queue(BlockDriverState *bs, Error **errp) NvmeCmd cmd; int queue_size = NVME_QUEUE_SIZE; - q = nvme_create_queue_pair(bs, n, queue_size, errp); + q = nvme_create_queue_pair(s, bdrv_get_aio_context(bs), + n, queue_size, errp); if (!q) { return false; } @@ -683,6 +683,7 @@ static int nvme_init(BlockDriverState *bs, const char *device, int namespace, Error **errp) { BDRVNVMeState *s = bs->opaque; + AioContext *aio_context = bdrv_get_aio_context(bs); int ret; uint64_t cap; uint64_t timeout_ms; @@ -743,7 +744,7 @@ static int nvme_init(BlockDriverState *bs, const char *device, int namespace, /* Set up admin queue. */ s->queues = g_new(NVMeQueuePair *, 1); - s->queues[INDEX_ADMIN] = nvme_create_queue_pair(bs, 0, + s->queues[INDEX_ADMIN] = nvme_create_queue_pair(s, aio_context, 0, NVME_QUEUE_SIZE, errp); if (!s->queues[INDEX_ADMIN]) { -- 2.26.2