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2018-06-20dma-buf: remove kmap_atomic interfaceChristian König
Neither used nor correctly implemented anywhere. Just completely remove the interface. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: Sumit Semwal <sumit.semwal@linaro.org> Link: https://patchwork.freedesktop.org/patch/226645/
2018-06-20dma_buf: remove device parameter from attach callback v2Christian König
The device parameter is completely unused because it is available in the attachment structure as well. v2: fix kerneldoc as well Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/226643/
2018-06-20sched/swait: Rename to exclusivePeter Zijlstra
Since swait basically implemented exclusive waits only, make sure the API reflects that. $ git grep -l -e "\<swake_up\>" -e "\<swait_event[^ (]*" -e "\<prepare_to_swait\>" | while read file; do sed -i -e 's/\<swake_up\>/&_one/g' -e 's/\<swait_event[^ (]*/&_exclusive/g' -e 's/\<prepare_to_swait\>/&_exclusive/g' $file; done With a few manual touch-ups. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: bigeasy@linutronix.de Cc: oleg@redhat.com Cc: paulmck@linux.vnet.ibm.com Cc: pbonzini@redhat.com Link: https://lkml.kernel.org/r/20180612083909.261946548@infradead.org
2018-06-20sched/swait: Switch to full exclusive modePeter Zijlstra
Linus noted that swait basically implements exclusive mode -- because swake_up() only wakes a single waiter. And because of that it should take care to properly deal with the interruptible case. In short, the problem is that swake_up() can race with a signal. In this this case it is possible the swake_up() 'wakes' the waiter that is already on the way out because it just got a signal and the wakeup gets lost. The normal wait code is very careful and avoids this situation, make sure we do too. Copy the exact exclusive semantics from wait. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: bigeasy@linutronix.de Cc: oleg@redhat.com Cc: paulmck@linux.vnet.ibm.com Cc: pbonzini@redhat.com Link: https://lkml.kernel.org/r/20180612083909.209762413@infradead.org
2018-06-20sched/swait: Remove __prepare_to_swaitPeter Zijlstra
There is no public user of this API, remove it. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: bigeasy@linutronix.de Cc: oleg@redhat.com Cc: paulmck@linux.vnet.ibm.com Cc: pbonzini@redhat.com Link: https://lkml.kernel.org/r/20180612083909.157076812@infradead.org
2018-06-20Merge tag 'dma-rename-4.18' of git://git.infradead.org/users/hch/dma-mappingLinus Torvalds
Pull dma-mapping rename from Christoph Hellwig: "Move all the dma-mapping code to kernel/dma and lose their dma-* prefixes" * tag 'dma-rename-4.18' of git://git.infradead.org/users/hch/dma-mapping: dma-mapping: move all DMA mapping code to kernel/dma dma-mapping: use obj-y instead of lib-y for generic dma ops
2018-06-19scsi: libsas: dynamically allocate and free ata hostJason Yan
Commit 2623c7a5f2 ("libata: add refcounting to ata_host") v4.17+ introduced refcounting to ata_host and will increase or decrease the refcount when adding or deleting transport ATA port. Now the ata host for libsas is embedded in domain_device, and the ->kref member is not initialized. Afer we add ata transport class, ata_host_get() will be called when adding transport ATA port and a warning will be triggered as below: refcount_t: increment on 0; use-after-free. WARNING: CPU: 2 PID: 103 at lib/refcount.c:153 refcount_inc+0x40/0x48 ...... Call trace: refcount_inc+0x40/0x48 ata_host_get+0x10/0x18 ata_tport_add+0x40/0x120 ata_sas_tport_add+0xc/0x14 sas_ata_init+0x7c/0xc8 sas_discover_domain+0x380/0x53c process_one_work+0x12c/0x288 worker_thread+0x58/0x3f0 kthread+0xfc/0x128 ret_from_fork+0x10/0x18 And also when removing transport ATA port ata_host_put() will be called and another similar warning will be triggered. If the refcount decreased to zero, the ata host will be freed. But this ata host is only part of domain_device, it cannot be freed directly. So we have to change this embedded static ata host to a dynamically allocated ata host and initialize the ->kref member. To use ata_host_get() and ata_host_put() in libsas, we need to move the declaration of these functions to the public libata.h and export them. Fixes: b6240a4df018 ("scsi: libsas: add transport class for ATA devices") Signed-off-by: Jason Yan <yanaijie@huawei.com> CC: John Garry <john.garry@huawei.com> CC: Taras Kondratiuk <takondra@cisco.com> CC: Tejun Heo <tj@kernel.org> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-06-19scsi: Remove percpu_idaMatthew Wilcox
With its one user gone, remove the library code. Signed-off-by: Matthew Wilcox <willy@infradead.org> Reviewed-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2018-06-19iomap: add an iomap-based readpage and readpages implementationChristoph Hellwig
Simply use iomap_apply to iterate over the file and a submit a bio for each non-uptodate but mapped region and zero everything else. Note that as-is this can not be used for file systems with a blocksize smaller than the page size, but that support will be added later. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2018-06-19iomap: add private pointer to struct iomapAndreas Gruenbacher
Add a private pointer to struct iomap to allow filesystems to pass data from iomap_begin to iomap_end. Will be used by gfs2 for passing on the on-disk inode buffer head. Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2018-06-19iomap: add a page_done callbackChristoph Hellwig
This will be used by gfs2 to attach data to transactions for the journaled data mode. But the concept is generic enough that we might be able to use it for other purposes like encryption/integrity post-processing in the future. Based on a patch from Andreas Gruenbacher. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2018-06-19iomap: generic inline data handlingAndreas Gruenbacher
Add generic inline data handling by adding a pointer to the inline data region to struct iomap. When handling a buffered IOMAP_INLINE write, iomap_write_begin will copy the current inline data from the inline data region into the page cache, and iomap_write_end will copy the changes in the page cache back to the inline data region. This doesn't cover inline data reads and direct I/O yet because so far, we have no users. Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> [hch: small cleanups to better fit in with other iomap work] Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2018-06-19clk: add duty cycle supportJerome Brunet
Add the possibility to apply and query the clock signal duty cycle ratio. This is useful when the duty cycle of the clock signal depends on some other parameters controlled by the clock framework. For example, the duty cycle of a divider may depends on the raw divider setting (ratio = N / div) , which is controlled by the CCF. In such case, going through the pwm framework to control the duty cycle ratio of this clock would be a burden. A clock provider is not required to implement the operation to set and get the duty cycle. If it does not implement .get_duty_cycle(), the ratio is assumed to be 50%. This change also adds a new flag, CLK_DUTY_CYCLE_PARENT. This flag should be used to indicate that a clock, such as gates and muxes, may inherit the duty cycle ratio of its parent clock. If a clock does not provide a get_duty_cycle() callback and has CLK_DUTY_CYCLE_PARENT, then the call will be directly forwarded to its parent clock, if any. For set_duty_cycle(), the clock should also have CLK_SET_RATE_PARENT for the call to be forwarded Signed-off-by: Jerome Brunet <jbrunet@baylibre.com> Signed-off-by: Michael Turquette <mturquette@baylibre.com> Link: lkml.kernel.org/r/20180619144141.8506-1-jbrunet@baylibre.com
2018-06-19IB/mlx5: Add DEVX support for memory registrationYishai Hadas
Add support to register a memory with the firmware via the DEVX interface. The driver translates a given user address to ib_umem then it will register the physical addresses with the firmware and get a unique id for this registration to be used for this virtual address. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2018-06-19IB/mlx5: Add DEVX support for modify and query commandsYishai Hadas
Add support in DEVX for modify and query commands, the required lock is taken (i.e. READ/WRITE) by the KABI infrastructure accordingly. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2018-06-19Merge branch 'mellanox/mlx5-next' into RDMA for-nextJason Gunthorpe
From git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux.git * branch 'mellanox/mlx5-next': net/mlx5: Expose DEVX specification net/mlx5: Prevent warns in dmesg upon firmware commands
2018-06-19net/mlx5: Expose DEVX specificationYishai Hadas
This patch updates the mlx5_ifc structures and command interface to support DEVX. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
2018-06-19libata: add command iterator helpersJens Axboe
Now that we have the internal tag as a special (higher) value tag, it gets a bit tricky to iterate the internal commands as some loops will exceed ATA_MAX_QUEUE. Add explicit helpers for iterating pending commands, both inflight and internal. Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Tejun Heo <tj@kernel.org>
2018-06-19audit: eliminate audit_enabled magic number comparisonRichard Guy Briggs
Remove comparison of audit_enabled to magic numbers outside of audit. Related: https://github.com/linux-audit/audit-kernel/issues/86 Signed-off-by: Richard Guy Briggs <rgb@redhat.com> Signed-off-by: Paul Moore <paul@paul-moore.com>
2018-06-19pNFS/flexfiles: Don't tie up all the rpciod threads in resendsTrond Myklebust
We do not want to have rpciod threads perform recursive calls into the RPC layer since that can deadlock. In particular, having to wait for a layoutget can be nasty... We want rather to defer scheduling those retries until we're in the rpc_release() callback, since that is called from the nfsiod workqueue. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
2018-06-18remoteproc: qcom: mdt_loader: Make the firmware authentication optionalSricharan R
qcom_mdt_load function loads the mdt type firmware and initialises the secure memory as well. Make the initialisation only when requested by the caller, so that the function can be used by self-authenticating remoteproc as well. Acked-by: Andy Gross <andy.gross@linaro.org> Signed-off-by: Sricharan R <sricharan@codeaurora.org> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2018-06-18ieee80211: bump IEEE80211_MAX_AMPDU_BUF to support HEJohannes Berg
Bump the IEEE80211_MAX_AMPDU_BUF size to 0x100 for HE support and - for now - use IEEE80211_MAX_AMPDU_BUF_HT everywhere. This is derived from my internal patch, parts of which Luca had sent upstream. Signed-off-by: Luca Coelho <luciano.coelho@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2018-06-18ARM: pxa: change SSP DMA channels allocationRobert Jarzmik
Now the dma_slave_map is available for PXA architecture, switch the SSP device to it. This specifically means that : - for platform data based machines, the DMA requestor channels are extracted from the slave map, where pxa-ssp-dai.<N> is a 1-1 match to ssp.<N>, and the channels are either "rx" or "tx". - for device tree platforms, the dma node should be hooked into the pxa2xx-ac97 or pxa-ssp-dai node. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Acked-by: Daniel Mack <daniel@zonque.org>
2018-06-18dmaengine: pxa: document pxad_paramRobert Jarzmik
Add some documentation for the pxad_param structure, and describe the contract behind the minimal required priority of a DMA channel. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Acked-by: Vinod Koul <vkoul@kernel.org>
2018-06-18dmaengine: pxa: use a dma slave mapRobert Jarzmik
In order to remove the specific knowledge of the dma mapping from PXA drivers, add a default slave map for pxa architectures. This won't impact MMP architecture, but is aimed only at all PXA boards. This is the first step, and once all drivers are converted, pxad_filter_fn() will be made static, and the DMA resources removed from device.c. Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Reported-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Vinod Koul <vkoul@kernel.org>
2018-06-18ata: ahci_platform: allow disabling of hotplug to save powerSamuel Morris
A number of resources remain powered to support hotplug. On platforms I've worked with, allowing the ahci_platform to suspend saves about 150mW. This patch enables rpm and allows the device to be auto-suspended through sysfs. Signed-off-by: Samuel Morris <samorris@lexmark.com> Signed-off-by: Tejun Heo <tj@kernel.org>
2018-06-18IDR: Expose the XArray lockwilly@infradead.org
Allow users of the IDR to use the XArray lock for their own synchronisation purposes. The IDR continues to rely on the caller to handle locking, but this lets the caller use the lock embedded in the IDR data structure instead of allocating their own lock. Signed-off-by: Matthew Wilcox <willy@infradead.org> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2018-06-18removed extra extern file_fdatawait_rangeVasily Averin
Jeff added this extern twice in commit a823e4589e68 Fixes: a823e4589e68 ("mm: add file_fdatawait_range and file_write_and_wait") Signed-off-by: Vasily Averin <vvs@virtuozzo.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2018-06-18spi: remove unused adi_spi3.h headerCorentin Labbe
include/linux/spi/adi_spi3.h is unused since commit 47838669de9d ("spi: remove blackfin related host drivers") Finish the cleaning by removing it. Signed-off-by: Corentin Labbe <clabbe@baylibre.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2018-06-18regulator: Fix typo in comment of struct regulator_linear_rangeMatthias Kaehlcke
regulator_map_linar_range() => regulator_map_linear_range() Signed-off-by: Matthias Kaehlcke <mka@chromium.org> Signed-off-by: Mark Brown <broonie@kernel.org>
2018-06-18regulator: pfuze100: add pfuze3001 supportStefan Wahren
This extends the pfuze100 driver with pfuze3001 support. Latest datasheet: https://www.nxp.com/docs/en/data-sheet/PF3001.pdf Signed-off-by: Robin Gong <yibin.gong@nxp.com> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2018-06-18soc: renesas: rcar-sysc: Drop legacy handlingGeert Uytterhoeven
Now the R-Car platform code no longer supports DTBs lacking a SYSC device node in DT, all legacy handling can be dropped from the R-Car SYSC driver: - Make rcar_sysc_ch private to the driver, - Make rcar_sysc_power_{down,up}() static (they have been replaced by rcar_sysc_power_{down,up}_cpu()), - Remove the legacy wrapper rcar_sysc_init(), and the check for double initialization (only the early_initcall is left). Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2018-06-18soc: renesas: rcar-sysc: Provide helpers to power up/down CPUsGeert Uytterhoeven
Provide helpers to control CPU power areas from platform code, taking just a CPU index. This will avoid having to pass full CPU power area parameter blocks, and thus duplicating information already provided by SoC-specific SYSC drivers. This will be used on R-Car H1 only. Later R-Car generations rely on APMU/RST for CPU power area control. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2018-06-18gpio: Add API to explicitly name a consumerLinus Walleij
The GPIO (descriptor) API registers a "label" naming what is currently using the GPIO line. Typically this is taken from things like the device tree node, so "reset-gpios" will result in he line being labeled "reset". The technical effect is pretty much zero: the use is for debug and introspection, such as "lsgpio" and debugfs files. However sometimes the user want this cuddly feeling of listing all GPIO lines and seeing exactly what they are for and it gives a very fulfilling sense of control. Especially in the cases when the device tree node doesn't provide a good name, or anonymous GPIO lines assigned just to "gpios" in the device tree because the usage is implicit. For these cases it may be nice to be able to label the line directly and explicitly. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2018-06-18gpio: davinci: Do not assume continuous IRQ numberingKeerthy
Currently the driver assumes that the interrupts are continuous and does platform_get_irq only once and assumes the rest are continuous, instead call platform_get_irq for all the interrupts and store them in an array for later use. Signed-off-by: Keerthy <j-keerthy@ti.com> Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2018-06-18Merge branch 'dmi-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging Pull dmi update from Jean Delvare: "Expose SKU ID string as a DMI attribute" * 'dmi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: firmware: dmi: Add access to the SKU ID string
2018-06-17nfsd4: support change_attr_type attributeJ. Bruce Fields
The change attribute is what is used by clients to revalidate their caches. Our server may use i_version or ctime for that purpose. Those choices behave slightly differently, and it may be useful to the client to know which we're using. This attribute tells the client that. The Linux client doesn't yet use this attribute yet, though. Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2018-06-17firmware: dmi: Add access to the SKU ID stringSimon Glass
This is used in some systems from user space for determining the identity of the device. Expose this as a file so that that user-space tools don't need to read from /sys/firmware/dmi/tables/DMI Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Jean Delvare <jdelvare@suse.de>
2018-06-17atm: Preserve value of skb->truesize when accounting to vccDavid Woodhouse
ATM accounts for in-flight TX packets in sk_wmem_alloc of the VCC on which they are to be sent. But it doesn't take ownership of those packets from the sock (if any) which originally owned them. They should remain owned by their actual sender until they've left the box. There's a hack in pskb_expand_head() to avoid adjusting skb->truesize for certain skbs, precisely to avoid messing up sk_wmem_alloc accounting. Ideally that hack would cover the ATM use case too, but it doesn't — skbs which aren't owned by any sock, for example PPP control frames, still get their truesize adjusted when the low-level ATM driver adds headroom. This has always been an issue, it seems. The truesize of a packet increases, and sk_wmem_alloc on the VCC goes negative. But this wasn't for normal traffic, only for control frames. So I think we just got away with it, and we probably needed to send 2GiB of LCP echo frames before the misaccounting would ever have caused a problem and caused atm_may_send() to start refusing packets. Commit 14afee4b609 ("net: convert sock.sk_wmem_alloc from atomic_t to refcount_t") did exactly what it was intended to do, and turned this mostly-theoretical problem into a real one, causing PPPoATM to fail immediately as sk_wmem_alloc underflows and atm_may_send() *immediately* starts refusing to allow new packets. The least intrusive solution to this problem is to stash the value of skb->truesize that was accounted to the VCC, in a new member of the ATM_SKB(skb) structure. Then in atm_pop_raw() subtract precisely that value instead of the then-current value of skb->truesize. Fixes: 158f323b9868 ("net: adjust skb->truesize in pskb_expand_head()") Signed-off-by: David Woodhouse <dwmw2@infradead.org> Tested-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-17Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpfDavid S. Miller
Daniel Borkmann says: ==================== pull-request: bpf 2018-06-16 The following pull-request contains BPF updates for your *net* tree. The main changes are: 1) Fix a panic in devmap handling in generic XDP where return type of __devmap_lookup_elem() got changed recently but generic XDP code missed the related update, from Toshiaki. 2) Fix a freeze when BPF progs are loaded that include BPF to BPF calls when JIT is enabled where we would later bail out via error path w/o dropping kallsyms, and another one to silence syzkaller splats from locking prog read-only, from Daniel. 3) Fix a bug in test_offloads.py BPF selftest which must not assume that the underlying system have no BPF progs loaded prior to test, and one in bpftool to fix accuracy of program load time, from Jakub. 4) Fix a bug in bpftool's probe for availability of the bpf(2) BPF_TASK_FD_QUERY subcommand, from Yonghong. 5) Fix a regression in AF_XDP's XDP_SKB receive path where queue id check got erroneously removed, from Björn. 6) Fix missing state cleanup in BPF's xfrm tunnel test, from William. 7) Check tunnel type more accurately in BPF's tunnel collect metadata kselftest, from Jian. 8) Fix missing Kconfig fragments for BPF kselftests, from Anders. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-17Merge tag 'for-linus-20180616' of git://git.kernel.dk/linux-blockLinus Torvalds
Pull block fixes from Jens Axboe: "A collection of fixes that should go into -rc1. This contains: - bsg_open vs bsg_unregister race fix (Anatoliy) - NVMe pull request from Christoph, with fixes for regressions in this window, FC connect/reconnect path code unification, and a trace point addition. - timeout fix (Christoph) - remove a few unused functions (Christoph) - blk-mq tag_set reinit fix (Roman)" * tag 'for-linus-20180616' of git://git.kernel.dk/linux-block: bsg: fix race of bsg_open and bsg_unregister block: remov blk_queue_invalidate_tags nvme-fabrics: fix and refine state checks in __nvmf_check_ready nvme-fabrics: handle the admin-only case properly in nvmf_check_ready nvme-fabrics: refactor queue ready check blk-mq: remove blk_mq_tagset_iter nvme: remove nvme_reinit_tagset nvme-fc: fix nulling of queue data on reconnect nvme-fc: remove reinit_request routine blk-mq: don't time out requests again that are in the timeout handler nvme-fc: change controllers first connect to use reconnect path nvme: don't rely on the changed namespace list log nvmet: free smart-log buffer after use nvme-rdma: fix error flow during mapping request data nvme: add bio remapping tracepoint nvme: fix NULL pointer dereference in nvme_init_subsystem blk-mq: reinit q->tag_set_list entry only after grace period
2018-06-17Merge tag 'docs-broken-links' of git://linuxtv.org/mchehab/experimentalLinus Torvalds
Pull documentation fixes from Mauro Carvalho Chehab: "This solves a series of broken links for files under Documentation, and improves a script meant to detect such broken links (see scripts/documentation-file-ref-check). The changes on this series are: - can.rst: fix a footnote reference; - crypto_engine.rst: Fix two parsing warnings; - Fix a lot of broken references to Documentation/*; - improve the scripts/documentation-file-ref-check script, in order to help detecting/fixing broken references, preventing false-positives. After this patch series, only 33 broken references to doc files are detected by scripts/documentation-file-ref-check" * tag 'docs-broken-links' of git://linuxtv.org/mchehab/experimental: (26 commits) fix a series of Documentation/ broken file name references Documentation: rstFlatTable.py: fix a broken reference ABI: sysfs-devices-system-cpu: remove a broken reference devicetree: fix a series of wrong file references devicetree: fix name of pinctrl-bindings.txt devicetree: fix some bindings file names MAINTAINERS: fix location of DT npcm files MAINTAINERS: fix location of some display DT bindings kernel-parameters.txt: fix pointers to sound parameters bindings: nvmem/zii: Fix location of nvmem.txt docs: Fix more broken references scripts/documentation-file-ref-check: check tools/*/Documentation scripts/documentation-file-ref-check: get rid of false-positives scripts/documentation-file-ref-check: hint: dash or underline scripts/documentation-file-ref-check: add a fix logic for DT scripts/documentation-file-ref-check: accept more wildcards at filenames scripts/documentation-file-ref-check: fix help message media: max2175: fix location of driver's companion documentation media: v4l: fix broken video4linux docs locations media: dvb: point to the location of the old README.dvb-usb file ...
2018-06-17Merge tag 'fsnotify_for_v4.18-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs Pull fsnotify updates from Jan Kara: "fsnotify cleanups unifying handling of different watch types. This is the shortened fsnotify series from Amir with the last five patches pulled out. Amir has modified those patches to not change struct inode but obviously it's too late for those to go into this merge window" * tag 'fsnotify_for_v4.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs: fsnotify: add fsnotify_add_inode_mark() wrappers fanotify: generalize fanotify_should_send_event() fsnotify: generalize send_to_group() fsnotify: generalize iteration of marks by object type fsnotify: introduce marks iteration helpers fsnotify: remove redundant arguments to handle_event() fsnotify: use type id to identify connector object type
2018-06-17Merge tag 'fbdev-v4.18' of git://github.com/bzolnier/linuxLinus Torvalds
Pull fbdev updates from Bartlomiej Zolnierkiewicz: "There is nothing really major here, few small fixes, some cleanups and dead drivers removal: - mark omapfb drivers as orphans in MAINTAINERS file (Tomi Valkeinen) - add missing module license tags to omap/omapfb driver (Arnd Bergmann) - add missing GPIOLIB dependendy to omap2/omapfb driver (Arnd Bergmann) - convert savagefb, aty128fb & radeonfb drivers to use msleep & co. (Jia-Ju Bai) - allow COMPILE_TEST build for viafb driver (media part was reviewed by media subsystem Maintainer) - remove unused MERAM support from sh_mobile_lcdcfb and shmob-drm drivers (drm parts were acked by shmob-drm driver Maintainer) - remove unused auo_k190xfb drivers - misc cleanups (Souptick Joarder, Wolfram Sang, Markus Elfring, Andy Shevchenko, Colin Ian King)" * tag 'fbdev-v4.18' of git://github.com/bzolnier/linux: (26 commits) fb_omap2: add gpiolib dependency video/omap: add module license tags MAINTAINERS: make omapfb orphan video: fbdev: pxafb: match_string() conversion fixup video: fbdev: nvidia: fix spelling mistake: "scaleing" -> "scaling" video: fbdev: fix spelling mistake: "frambuffer" -> "framebuffer" video: fbdev: pxafb: Convert to use match_string() helper video: fbdev: via: allow COMPILE_TEST build video: fbdev: remove unused sh_mobile_meram driver drm: shmobile: remove unused MERAM support video: fbdev: sh_mobile_lcdcfb: remove unused MERAM support video: fbdev: remove unused auo_k190xfb drivers video: omap: Improve a size determination in omapfb_do_probe() video: sm501fb: Improve a size determination in sm501fb_probe() video: fbdev-MMP: Improve a size determination in path_init() video: fbdev-MMP: Delete an error message for a failed memory allocation in two functions video: auo_k190x: Delete an error message for a failed memory allocation in auok190x_common_probe() video: sh_mobile_lcdcfb: Delete an error message for a failed memory allocation in two functions video: sh_mobile_meram: Delete an error message for a failed memory allocation in sh_mobile_meram_probe() video: fbdev: sh_mobile_meram: Drop SUPERH platform dependency ...
2018-06-16Merge branch 'afs-proc' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull AFS updates from Al Viro: "Assorted AFS stuff - ended up in vfs.git since most of that consists of David's AFS-related followups to Christoph's procfs series" * 'afs-proc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: afs: Optimise callback breaking by not repeating volume lookup afs: Display manually added cells in dynamic root mount afs: Enable IPv6 DNS lookups afs: Show all of a server's addresses in /proc/fs/afs/servers afs: Handle CONFIG_PROC_FS=n proc: Make inline name size calculation automatic afs: Implement network namespacing afs: Mark afs_net::ws_cell as __rcu and set using rcu functions afs: Fix a Sparse warning in xdr_decode_AFSFetchStatus() proc: Add a way to make network proc files writable afs: Rearrange fs/afs/proc.c to remove remaining predeclarations. afs: Rearrange fs/afs/proc.c to move the show routines up afs: Rearrange fs/afs/proc.c by moving fops and open functions down afs: Move /proc management functions to the end of the file
2018-06-16Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds
Pull networking fixes from David Miller: 1) Various netfilter fixlets from Pablo and the netfilter team. 2) Fix regression in IPVS caused by lack of PMTU exceptions on local routes in ipv6, from Julian Anastasov. 3) Check pskb_trim_rcsum for failure in DSA, from Zhouyang Jia. 4) Don't crash on poll in TLS, from Daniel Borkmann. 5) Revert SO_REUSE{ADDR,PORT} change, it regresses various things including Avahi mDNS. From Bart Van Assche. 6) Missing of_node_put in qcom/emac driver, from Yue Haibing. 7) We lack checking of the TCP checking in one special case during SYN receive, from Frank van der Linden. 8) Fix module init error paths of mac80211 hwsim, from Johannes Berg. 9) Handle 802.1ad properly in stmmac driver, from Elad Nachman. 10) Must grab HW caps before doing quirk checks in stmmac driver, from Jose Abreu. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (81 commits) net: stmmac: Run HWIF Quirks after getting HW caps neighbour: skip NTF_EXT_LEARNED entries during forced gc net: cxgb3: add error handling for sysfs_create_group tls: fix waitall behavior in tls_sw_recvmsg tls: fix use-after-free in tls_push_record l2tp: filter out non-PPP sessions in pppol2tp_tunnel_ioctl() l2tp: reject creation of non-PPP sessions on L2TPv2 tunnels mlxsw: spectrum_switchdev: Fix port_vlan refcounting mlxsw: spectrum_router: Align with new route replace logic mlxsw: spectrum_router: Allow appending to dev-only routes ipv6: Only emit append events for appended routes stmmac: added support for 802.1ad vlan stripping cfg80211: fix rcu in cfg80211_unregister_wdev mac80211: Move up init of TXQs mac80211_hwsim: fix module init error paths cfg80211: initialize sinfo in cfg80211_get_station nl80211: fix some kernel doc tag mistakes hv_netvsc: Fix the variable sizes in ipsecv2 and rsc offload rds: avoid unenecessary cong_update in loop transport l2tp: clean up stale tunnel or session in pppol2tp_connect's error path ...
2018-06-15xdp: Fix handling of devmap in generic XDPToshiaki Makita
Commit 67f29e07e131 ("bpf: devmap introduce dev_map_enqueue") changed the return value type of __devmap_lookup_elem() from struct net_device * to struct bpf_dtab_netdev * but forgot to modify generic XDP code accordingly. Thus generic XDP incorrectly used struct bpf_dtab_netdev where struct net_device is expected, then skb->dev was set to invalid value. v2: - Fix compiler warning without CONFIG_BPF_SYSCALL. Fixes: 67f29e07e131 ("bpf: devmap introduce dev_map_enqueue") Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp> Acked-by: Yonghong Song <yhs@fb.com> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2018-06-16Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds
Pull virtio updates from Michael Tsirkin: "virtio, vhost: features, fixes - PCI virtual function support for virtio - DMA barriers for virtio strong barriers - bugfixes" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: virtio: update the comments for transport features virtio_pci: support enabling VFs vhost: fix info leak due to uninitialized memory virtio_ring: switch to dma_XX barriers for rpmsg
2018-06-15fix a series of Documentation/ broken file name referencesMauro Carvalho Chehab
As files move around, their previous links break. Fix the references for them. Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Acked-by: Jonathan Corbet <corbet@lwn.net>
2018-06-15docs: Fix some broken referencesMauro Carvalho Chehab
As we move stuff around, some doc references are broken. Fix some of them via this script: ./scripts/documentation-file-ref-check --fix Manually checked if the produced result is valid, removing a few false-positives. Acked-by: Takashi Iwai <tiwai@suse.de> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Acked-by: Stephen Boyd <sboyd@kernel.org> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Acked-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Coly Li <colyli@suse.de> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Acked-by: Jonathan Corbet <corbet@lwn.net>