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25 Jan 2021 20:47:26 -0800 IronPort-SDR: cKDfX0HMx+NBDLYBCBlf4J8ChoPhmB2sG8SLhp8X1onjcgKv5R7dj3m2zVWtHnDISdkuuaGvpZ WLbHhu2O6cJJtRgvnJKq63MG+xMoqUDdxigiHRjl+SQqX/QneahET/AL9OeZW+atf4hYqTfm/x 4RCMdO8kFvq/b8/3MdWhmT9o1B2wGplOP52SfT3txwwnWrpoDX2qMMAuTtjL9ScMn4fEKD0nkz ZskcF9VzJLgH/jLzn+Kn/ackMintaUfryB9ECiL/6UesPazsplXv09kBffks8bPdUhRQTMCBgm q+U= WDCIronportException: Internal Received: from unknown (HELO redsun50.ssa.fujisawa.hgst.com) ([10.149.66.24]) by uls-op-cesaip02.wdc.com with ESMTP; 25 Jan 2021 21:02:55 -0800 From: Dmitry Fomichev To: Klaus Jensen , Keith Busch , Kevin Wolf , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Max Reitz , qemu-devel@nongnu.org Subject: [PATCH 3/3] hw/block/nvme: Add trace events for zone boundary violations Date: Tue, 26 Jan 2021 14:02:48 +0900 Message-Id: <20210126050248.9077-4-dmitry.fomichev@wdc.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210126050248.9077-1-dmitry.fomichev@wdc.com> References: <20210126050248.9077-1-dmitry.fomichev@wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.71.154.45; envelope-from=prvs=653775e38=dmitry.fomichev@wdc.com; helo=esa6.hgst.iphmx.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_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-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: Dmitry Fomichev , Niklas Cassel , Damien Le Moal , qemu-block@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Add three new trace events to be raised in case of zone boundary violations during Read, Write(Zeroes) and Zone Append. Signed-off-by: Dmitry Fomichev --- hw/block/nvme.c | 8 ++++++-- hw/block/trace-events | 3 +++ 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/hw/block/nvme.c b/hw/block/nvme.c index b712634c27..4059bd72e6 100644 --- a/hw/block/nvme.c +++ b/hw/block/nvme.c @@ -1148,6 +1148,8 @@ static uint16_t nvme_check_zone_write(NvmeCtrl *n, NvmeNamespace *ns, trace_pci_nvme_err_append_not_at_start(slba, zone->d.zslba); status = NVME_INVALID_FIELD; } else if (unlikely(zone->w_ptr + nlb > bndry)) { + trace_pci_nvme_err_append_across_boundary(slba, nlb, + zone->w_ptr, bndry); status = NVME_ZONE_BOUNDARY_ERROR; } else if (nvme_l2b(ns, nlb) > (n->page_size << n->zasl)) { trace_pci_nvme_err_append_too_large(slba, nlb, n->zasl); @@ -1159,6 +1161,7 @@ static uint16_t nvme_check_zone_write(NvmeCtrl *n, NvmeNamespace *ns, zone->w_ptr); status = NVME_ZONE_INVALID_WRITE; } else if (unlikely(slba + nlb > bndry)) { + trace_pci_nvme_err_write_across_boundary(slba, nlb, bndry); status = NVME_ZONE_BOUNDARY_ERROR; } } @@ -1200,9 +1203,10 @@ static uint16_t nvme_check_zone_read(NvmeNamespace *ns, uint64_t slba, status = nvme_check_zone_state_for_read(zone); if (status != NVME_SUCCESS) { - ; + trace_pci_nvme_err_zone_read_not_ok(slba, nlb, status); } else if (unlikely(end > bndry)) { if (!ns->params.cross_zone_read) { + trace_pci_nvme_err_read_across_boundary(slba, nlb, bndry); status = NVME_ZONE_BOUNDARY_ERROR; } else { /* @@ -1213,6 +1217,7 @@ static uint16_t nvme_check_zone_read(NvmeNamespace *ns, uint64_t slba, zone++; status = nvme_check_zone_state_for_read(zone); if (status != NVME_SUCCESS) { + trace_pci_nvme_err_zone_read_not_ok(slba, nlb, status); break; } } while (end > nvme_zone_rd_boundary(ns, zone)); @@ -1624,7 +1629,6 @@ static uint16_t nvme_read(NvmeCtrl *n, NvmeRequest *req) if (ns->params.zoned) { status = nvme_check_zone_read(ns, slba, nlb); if (status != NVME_SUCCESS) { - trace_pci_nvme_err_zone_read_not_ok(slba, nlb, status); goto invalid; } } diff --git a/hw/block/trace-events b/hw/block/trace-events index 955ee4860f..18bbe560fc 100644 --- a/hw/block/trace-events +++ b/hw/block/trace-events @@ -127,6 +127,9 @@ pci_nvme_err_unaligned_zone_cmd(uint8_t action, uint64_t slba, uint64_t zslba) " pci_nvme_err_invalid_zone_state_transition(uint8_t action, uint64_t slba, uint8_t attrs) "action=0x%"PRIx8", slba=%"PRIu64", attrs=0x%"PRIx32"" pci_nvme_err_write_not_at_wp(uint64_t slba, uint64_t zone, uint64_t wp) "writing at slba=%"PRIu64", zone=%"PRIu64", but wp=%"PRIu64"" pci_nvme_err_append_not_at_start(uint64_t slba, uint64_t zone) "appending at slba=%"PRIu64", but zone=%"PRIu64"" +pci_nvme_err_append_across_boundary(uint64_t slba, uint32_t nlb, uint64_t wp, uint64_t bndry) "slba=%"PRIu64", nlb=%"PRIu32", w_ptr=%"PRIu64", bndry=%"PRIu64"" +pci_nvme_err_write_across_boundary(uint64_t slba, uint32_t nlb, uint64_t bndry) "slba=%"PRIu64", nlb=%"PRIu32", bndry=%"PRIu64"" +pci_nvme_err_read_across_boundary(uint64_t slba, uint32_t nlb, uint64_t bndry) "slba=%"PRIu64", nlb=%"PRIu32", bndry=%"PRIu64"" pci_nvme_err_zone_write_not_ok(uint64_t slba, uint32_t nlb, uint32_t status) "slba=%"PRIu64", nlb=%"PRIu32", status=0x%"PRIx16"" pci_nvme_err_zone_read_not_ok(uint64_t slba, uint32_t nlb, uint32_t status) "slba=%"PRIu64", nlb=%"PRIu32", status=0x%"PRIx16"" pci_nvme_err_append_too_large(uint64_t slba, uint32_t nlb, uint8_t zasl) "slba=%"PRIu64", nlb=%"PRIu32", zasl=%"PRIu8"" -- 2.28.0