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bh=WKb1z1CqLBuJKHBBisW8UMOJsxuKvdZ/YgfrpQetPnQ=; b=HcvOI40a/5NOp37rklgq7Pyi7L/5TBU6omzHXYBkua89O+KH3w6HcITs7gjZFysUJO ZnmobWM9EqyoJBqjQW6c4CTd5h4PXYUOqfDVABhtzCU/pwxvdfrjxmFxmRRGc8KTPIOo fiDmwqWKQ6NoLVSX+RIFF4u8VDERKNxYHIOg69SiCwPrp9WakcecOK6G0a9ZQnh3DbVP JgSjbealbzdrbAoptkqHZGVEGItr9hrWwB8AzZD2Y2jdSJcbeLtjd894rRsOSnPGzGTx b1ckko2MyQUDJNVQ44VlSO1e6dTXtMq+SXrEgphiHPDFQHhAS2xXG0baivJlkA+mDPJD aNbA== X-Gm-Message-State: AOAM533PyAvDy8HnCpRgKw97RVKChfg9HmNwKNcee7+wdiDKQvkpwN8l GmzlCEjGIv/QYtbCbsUzWUgugQ== X-Google-Smtp-Source: ABdhPJw8g0ggBgWrFuIEB/3PX4xxXEVsEGAUst16VN8Lea5TIAxKFgbEqnWwNMtJeWYBzjF1Rhdepw== X-Received: by 2002:a17:902:7298:b029:d4:c71a:357a with SMTP id d24-20020a1709027298b02900d4c71a357amr17308244pll.38.1603118201816; Mon, 19 Oct 2020 07:36:41 -0700 (PDT) Received: from localhost.localdomain ([192.19.234.250]) by smtp.gmail.com with ESMTPSA id kb15sm53377pjb.17.2020.10.19.07.36.38 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 19 Oct 2020 07:36:41 -0700 (PDT) From: Muneendra To: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, tj@kernel.org, linux-nvme@lists.infradead.org Subject: [RFC v2 00/18] blkcg:Support to track FC storage blk io traffic Date: Mon, 19 Oct 2020 13:12:55 +0530 Message-Id: <1603093393-12875-1-git-send-email-muneendra.kumar@broadcom.com> X-Mailer: git-send-email 1.8.3.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201019_103645_986185_0C90A6F6 X-CRM114-Status: GOOD ( 13.13 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, jsmart2021@gmail.com, mkumar@redhat.com, emilne@redhat.com, Muneendra MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="===============8653908765635032471==" Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org --===============8653908765635032471== Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000face8605b2070afa" --000000000000face8605b2070afa This Patch added a unique application identifier i.e app_id knob to blkcg which allows identification of traffic sources at an individual cgroup based Applications (ex:virtual machine (VM))level in both host and fabric infrastructure. Added a new sysfs attribute appid_store to set the application identfier in the blkcg associted with cgroup id /sys/class/fc/fc_udev_device/* With this new interface the user can set the application identfier in the blkcg associted with cgroup id. This capability can be utilized by multiple block transport infrastructure like fc,iscsi,roce. Existing FC fabric will use this feature and the description of the use case is below. Various virtualization technologies used in Fibre Channel SAN deployments have created the opportunity to identify and associate traffic with specific virtualized applications. The concepts behind the T11 Application Services standard is to provide the general mechanisms needed to identify virtualized services. It enables the Fabric and the storage targets to identify, monitor, and handle FC traffic based on vm tags by inserting application specific identification into the FC frame. The patches were cut against 5.10/scsi-queue tree V2: renamed app_identifier to app_id. removed the sysfs interface blkio.app_identifie under /sys/fs/cgroup/blkio Ported the patch on top of 5.10/scsi-queue. Removed redundant code due to changes since last submit. Added a fix for issuing QFPA command. Gaurav Srivastava (15): lpfc: vmid: Add the datastructure for supporting VMID in lpfc lpfc: vmid: API to check if VMID is enabled. lpfc: vmid: Supplementary data structures for vmid lpfc: vmid: Forward declarations for APIs lpfc: vmid: Add support for vmid in mailbox command lpfc: vmid: VMID params initialization lpfc: vmid: vmid resource allocation lpfc: vmid: cleanup vmid resources lpfc: vmid: Implements ELS commands for appid patch lpfc: vmid: Functions to manage vmids lpfc: vmid: Implements CT commands for appid. lpfc: vmid: Appends the vmid in the wqe before sending request lpfc: vmid: Timeout implementation for vmid lpfc: vmid: Adding qfpa and vmid timeout check in worker thread lpfc: vmid: Introducing vmid in io path. Muneendra (3): cgroup: Added cgroup_get_from_kernfs_id blkcg: Added a app identifier support for blkcg nvme: Added a newsysfs attribute appid_store block/blk-cgroup.c | 31 +++ drivers/nvme/host/fc.c | 73 ++++++- drivers/scsi/lpfc/lpfc.h | 121 +++++++++++ drivers/scsi/lpfc/lpfc_attr.c | 47 ++++ drivers/scsi/lpfc/lpfc_crtn.h | 11 + drivers/scsi/lpfc/lpfc_ct.c | 249 +++++++++++++++++++++ drivers/scsi/lpfc/lpfc_disc.h | 1 + drivers/scsi/lpfc/lpfc_els.c | 356 ++++++++++++++++++++++++++++++- drivers/scsi/lpfc/lpfc_hbadisc.c | 151 +++++++++++++ drivers/scsi/lpfc/lpfc_hw.h | 124 ++++++++++- drivers/scsi/lpfc/lpfc_hw4.h | 12 ++ drivers/scsi/lpfc/lpfc_init.c | 108 ++++++++++ drivers/scsi/lpfc/lpfc_mbox.c | 6 + drivers/scsi/lpfc/lpfc_scsi.c | 325 ++++++++++++++++++++++++++++ drivers/scsi/lpfc/lpfc_sli.c | 65 +++++- drivers/scsi/lpfc/lpfc_sli.h | 8 + include/linux/blk-cgroup.h | 22 ++ include/linux/cgroup.h | 6 + kernel/cgroup/cgroup.c | 25 +++ 19 files changed, 1728 insertions(+), 13 deletions(-) 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--===============8653908765635032471== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme --===============8653908765635032471==--