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path: root/include/linux/transport_class.h
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2026-02-12Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds
Pull SCSI updates from James Bottomley: "Usual driver updates (qla2xxx, mpi3mr, mpt3sas, ufs) plus assorted cleanups and fixes. The biggest core change is the massive code motion in the sd driver to remove forward declarations and the most significant change is to enumify the queuecommand return" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (78 commits) scsi: csiostor: Fix dereference of null pointer rn scsi: buslogic: Reduce stack usage scsi: ufs: host: mediatek: Require CONFIG_PM scsi: ufs: mediatek: Fix page faults in ufs_mtk_clk_scale() trace event scsi: smartpqi: Fix memory leak in pqi_report_phys_luns() scsi: mpi3mr: Make driver probing asynchronous scsi: ufs: core: Flush exception handling work when RPM level is zero scsi: efct: Use IRQF_ONESHOT and default primary handler scsi: ufs: core: Use a host-wide tagset in SDB mode scsi: qla2xxx: target: Add WQ_PERCPU to alloc_workqueue() users scsi: qla2xxx: Add WQ_PERCPU to alloc_workqueue() users scsi: qla4xxx: Add WQ_PERCPU to alloc_workqueue() users scsi: mpi3mr: Driver version update to 8.17.0.3.50 scsi: mpi3mr: Fixed the W=1 compilation warning scsi: mpi3mr: Record and report controller firmware faults scsi: mpi3mr: Update MPI Headers to revision 39 scsi: mpi3mr: Use negotiated link rate from DevicePage0 scsi: mpi3mr: Avoid redundant diag-fault resets scsi: mpi3mr: Rename log data save helper to reflect threaded/BH context scsi: mpi3mr: Add module parameter to control threaded IRQ polling ...
2026-01-16driver core: attribute_container: change return type to voidDaniel Gomez
attribute_container_register() has always returned 0 since its introduction in commit 06ff5a987e ("Add attribute container to generic device model") in the historical Linux tree [1]. Convert the return type to void and update all callers. This removes dead code where callers checked for errors that could never occur. Link: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/history.git [1] Signed-off-by: Daniel Gomez <da.gomez@samsung.com> Link: https://patch.msgid.link/20251220-dev-attribute-container-linux-scsi-v1-1-d58fcd03bf21@samsung.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2025-12-16scsi: scsi_transport_fc: Introduce encryption group in fc_rport attributeSarah Catania
Introduce a new structure for reporting an encrypted session over an fc_rport. The encryption group is added as an attribute in struct fc_rport and reports information in fc_encryption_info. This structure contains a status member variable, which stores a bit value indicating an encrypted session. Signed-off-by: Sarah Catania <sarah.catania@broadcom.com> Signed-off-by: Justin Tee <justin.tee@broadcom.com> Link: https://patch.msgid.link/20251211001659.138635-2-justintee8345@gmail.com Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2023-01-20drivers: base: transport_class: fix possible memory leakYang Yingliang
Current some drivers(like iscsi) call transport_register_device() failed, they don't call transport_destroy_device() to release the memory allocated in transport_setup_device(), because they don't know what was done, it should be internal thing to release the resource in register function. So fix this leak by calling destroy function inside register function. Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20221110102307.3492557-1-yangyingliang@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-15scsi: drivers: base: Propagate errors through the transport componentGabriel Krisman Bertazi
The transport registration may fail. Make sure the errors are propagated to the callers. Link: https://lore.kernel.org/r/20200106185817.640331-3-krisman@collabora.com Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2019-06-05treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 437Thomas Gleixner
Based on 1 normalized pattern(s): this file is licensed under gplv2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 22 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190115.129548190@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-03-04BUG: headers with BUG/BUG_ON etc. need linux/bug.hPaul Gortmaker
If a header file is making use of BUG, BUG_ON, BUILD_BUG_ON, or any other BUG variant in a static inline (i.e. not in a #define) then that header really should be including <linux/bug.h> and not just expecting it to be implicitly present. We can make this change risk-free, since if the files using these headers didn't have exposure to linux/bug.h already, they would have been causing compile failures/warnings. Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
2009-09-15driver model: constify attribute groupsDavid Brownell
Let attribute group vectors be declared "const". We'd like to let most attribute metadata live in read-only sections... this is a start. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-04-19SCSI: convert struct class_device to struct deviceTony Jones
It's big, but there doesn't seem to be a way to split it up smaller... Signed-off-by: Tony Jones <tonyj@suse.de> Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Cc: Roland Dreier <rolandd@cisco.com> Cc: Sean Hefty <sean.hefty@intel.com> Cc: Hal Rosenstock <hal.rosenstock@gmail.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2008-04-07[SCSI] transport_class: BUG if we can't release the attribute containerJames Bottomley
Every current transport class calls transport_container_release but ignores the return value. This is catastrophic if it returns an error because the containers are part of a global list and the next action of almost every transport class is to free the memory used by the container. Fix this by making transport_container_release a void, but making it BUG if attribute_container_release returns an error ... this catches the root cause of a system panic much earlier. If we don't do this, we get an eventual BUG when the attribute container list notices the corruption caused by the freed memory it's still referencing. Also made attribute_container_release __must_check as a reminder. Cc: Greg KH <greg@kroah.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2005-08-14[SCSI] correct transport class abstraction to work outside SCSIJames Bottomley
I recently tried to construct a totally generic transport class and found there were certain features missing from the current abstract transport class. Most notable is that you have to hang the data on the class_device but most of the API is framed in terms of the generic device, not the class_device. These changes are two fold - Provide the class_device to all of the setup and configure APIs - Provide and extra API to take the device and the attribute class and return the corresponding class_device Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2005-04-16Linux-2.6.12-rc2v2.6.12-rc2Linus Torvalds
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!