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([106.84.130.102]) by smtp.gmail.com with ESMTPSA id s21-20020a170902b19500b00183c6784704sm17368276plr.291.2023.03.27.07.46.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Mar 2023 07:46:39 -0700 (PDT) From: Sam Li To: qemu-devel@nongnu.org Cc: Paolo Bonzini , Eric Blake , "Michael S. Tsirkin" , Markus Armbruster , Raphael Norwitz , Stefan Hajnoczi , Hanna Reitz , Cornelia Huck , dmitry.fomichev@wdc.com, kvm@vger.kernel.org, damien.lemoal@opensource.wdc.com, hare@suse.de, Kevin Wolf , qemu-block@nongnu.org, Sam Li Subject: [PATCH v9 4/5] virtio-blk: add some trace events for zoned emulation Date: Mon, 27 Mar 2023 22:45:52 +0800 Message-Id: <20230327144553.4315-5-faithilikerun@gmail.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230327144553.4315-1-faithilikerun@gmail.com> References: <20230327144553.4315-1-faithilikerun@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=faithilikerun@gmail.com; helo=mail-pl1-x632.google.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Sam Li Reviewed-by: Stefan Hajnoczi --- hw/block/trace-events | 7 +++++++ hw/block/virtio-blk.c | 12 ++++++++++++ 2 files changed, 19 insertions(+) diff --git a/hw/block/trace-events b/hw/block/trace-events index 2c45a62bd5..34be8b9135 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -44,9 +44,16 @@ pflash_write_unknown(const char *name, uint8_t cmd) "%s: unknown command 0x%02x" # virtio-blk.c virtio_blk_req_complete(void *vdev, void *req, int status) "vdev %p req %p status %d" virtio_blk_rw_complete(void *vdev, void *req, int ret) "vdev %p req %p ret %d" +virtio_blk_zone_report_complete(void *vdev, void *req, unsigned int nr_zones, int ret) "vdev %p req %p nr_zones %u ret %d" +virtio_blk_zone_mgmt_complete(void *vdev, void *req, int ret) "vdev %p req %p ret %d" +virtio_blk_zone_append_complete(void *vdev, void *req, int64_t sector, int ret) "vdev %p req %p, append sector 0x%" PRIx64 " ret %d" virtio_blk_handle_write(void *vdev, void *req, uint64_t sector, size_t nsectors) "vdev %p req %p sector %"PRIu64" nsectors %zu" virtio_blk_handle_read(void *vdev, void *req, uint64_t sector, size_t nsectors) "vdev %p req %p sector %"PRIu64" nsectors %zu" virtio_blk_submit_multireq(void *vdev, void *mrb, int start, int num_reqs, uint64_t offset, size_t size, bool is_write) "vdev %p mrb %p start %d num_reqs %d offset %"PRIu64" size %zu is_write %d" +virtio_blk_handle_zone_report(void *vdev, void *req, int64_t sector, unsigned int nr_zones) "vdev %p req %p sector 0x%" PRIx64 " nr_zones %u" +virtio_blk_handle_zone_mgmt(void *vdev, void *req, uint8_t op, int64_t sector, int64_t len) "vdev %p req %p op 0x%x sector 0x%" PRIx64 " len 0x%" PRIx64 "" +virtio_blk_handle_zone_reset_all(void *vdev, void *req, int64_t sector, int64_t len) "vdev %p req %p sector 0x%" PRIx64 " cap 0x%" PRIx64 "" +virtio_blk_handle_zone_append(void *vdev, void *req, int64_t sector) "vdev %p req %p, append sector 0x%" PRIx64 "" # hd-geometry.c hd_geometry_lchs_guess(void *blk, int cyls, int heads, int secs) "blk %p LCHS %d %d %d" diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 0d85c2c9b0..2afd5cf96c 100644 --- a/hw/block/virtio-blk.c +++ b/hw/block/virtio-blk.c @@ -676,6 +676,7 @@ static void virtio_blk_zone_report_complete(void *opaque, int ret) int64_t nz = data->zone_report_data.nr_zones; int8_t err_status = VIRTIO_BLK_S_OK; + trace_virtio_blk_zone_report_complete(vdev, req, nz, ret); if (ret) { err_status = VIRTIO_BLK_S_ZONE_INVALID_CMD; goto out; @@ -792,6 +793,8 @@ static void virtio_blk_handle_zone_report(VirtIOBlockReq *req, nr_zones = (req->in_len - sizeof(struct virtio_blk_inhdr) - sizeof(struct virtio_blk_zone_report)) / sizeof(struct virtio_blk_zone_descriptor); + trace_virtio_blk_handle_zone_report(vdev, req, + offset >> BDRV_SECTOR_BITS, nr_zones); zone_size = sizeof(BlockZoneDescriptor) * nr_zones; data = g_malloc(sizeof(ZoneCmdData)); @@ -814,7 +817,9 @@ static void virtio_blk_zone_mgmt_complete(void *opaque, int ret) { VirtIOBlockReq *req = opaque; VirtIOBlock *s = req->dev; + VirtIODevice *vdev = VIRTIO_DEVICE(s); int8_t err_status = VIRTIO_BLK_S_OK; + trace_virtio_blk_zone_mgmt_complete(vdev, req,ret); if (ret) { err_status = VIRTIO_BLK_S_ZONE_INVALID_CMD; @@ -841,6 +846,8 @@ static int virtio_blk_handle_zone_mgmt(VirtIOBlockReq *req, BlockZoneOp op) /* Entire drive capacity */ offset = 0; len = capacity; + trace_virtio_blk_handle_zone_reset_all(vdev, req, 0, + bs->total_sectors); } else { if (bs->bl.zone_size > capacity - offset) { /* The zoned device allows the last smaller zone. */ @@ -848,6 +855,9 @@ static int virtio_blk_handle_zone_mgmt(VirtIOBlockReq *req, BlockZoneOp op) } else { len = bs->bl.zone_size; } + trace_virtio_blk_handle_zone_mgmt(vdev, req, op, + offset >> BDRV_SECTOR_BITS, + len >> BDRV_SECTOR_BITS); } if (!check_zoned_request(s, offset, len, false, &err_status)) { @@ -888,6 +898,7 @@ static void virtio_blk_zone_append_complete(void *opaque, int ret) err_status = VIRTIO_BLK_S_ZONE_INVALID_CMD; goto out; } + trace_virtio_blk_zone_append_complete(vdev, req, append_sector, ret); out: aio_context_acquire(blk_get_aio_context(s->conf.conf.blk)); @@ -909,6 +920,7 @@ static int virtio_blk_handle_zone_append(VirtIOBlockReq *req, int64_t offset = virtio_ldq_p(vdev, &req->out.sector) << BDRV_SECTOR_BITS; int64_t len = iov_size(out_iov, out_num); + trace_virtio_blk_handle_zone_append(vdev, req, offset >> BDRV_SECTOR_BITS); if (!check_zoned_request(s, offset, len, true, &err_status)) { goto out; }