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2019-08-28Merge branch 'mlx5-next' of ↵Saeed Mahameed
git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux mlx5 HW spec and bits updates: 1) Aya exposes IP-in-IP capability in mlx5_core. 2) Maxim exposes lag tx port affinity capabilities. 3) Moshe adds VNIC_ENV internal rq counter bits. 4) ODP capabilities for DC transport Misc updates: 5) Saeed, two compiler warnings cleanups 6) Add XRQ legacy commands opcodes 7) Use refcount_t for refcount 8) fix a -Wstringop-truncation warning
2019-08-28Merge branch 'for-mingo' of ↵Ingo Molnar
git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu Pull RCU changes from Paul E. McKenney: - A one-line change that affects only Tiny RCU that is needed by the RISC-V guys, courtesy of Christoph Hellwig. - An update to my email address. The old one still works, at least most of the time. Signed-off-by: Ingo Molnar <mingo@kernel.org>
2019-08-28staging: greybus: fix more header declarationsRui Miguel Silva
More headers needed to be fixed when moving greybus out of staging and enabling the COMPILE_TEST option. Add forward declarations for the needed structures. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Rui Miguel Silva <rui.silva@linaro.org> Reviewed-by: Johan Hovold <johan@kernel.org> Link: https://lore.kernel.org/r/20190828124825.20800-1-rui.silva@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-08-28drm/shmem: Use mutex_trylock in drm_gem_shmem_purgeRob Herring
Lockdep reports a circular locking dependency with pages_lock taken in the shrinker callback. The deadlock can't actually happen with current users at least as a BO will never be purgeable when pages_lock is held. To be safe, let's use mutex_trylock() instead and bail if a BO is locked already. WARNING: possible circular locking dependency detected 5.3.0-rc1+ #100 Tainted: G L ------------------------------------------------------ kswapd0/171 is trying to acquire lock: 000000009b9823fd (&shmem->pages_lock){+.+.}, at: drm_gem_shmem_purge+0x20/0x40 but task is already holding lock: 00000000f82369b6 (fs_reclaim){+.+.}, at: __fs_reclaim_acquire+0x0/0x40 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (fs_reclaim){+.+.}: fs_reclaim_acquire.part.18+0x34/0x40 fs_reclaim_acquire+0x20/0x28 __kmalloc_node+0x6c/0x4c0 kvmalloc_node+0x38/0xa8 drm_gem_get_pages+0x80/0x1d0 drm_gem_shmem_get_pages+0x58/0xa0 drm_gem_shmem_get_pages_sgt+0x48/0xd0 panfrost_mmu_map+0x38/0xf8 [panfrost] panfrost_gem_open+0xc0/0xe8 [panfrost] drm_gem_handle_create_tail+0xe8/0x198 drm_gem_handle_create+0x3c/0x50 panfrost_gem_create_with_handle+0x70/0xa0 [panfrost] panfrost_ioctl_create_bo+0x48/0x80 [panfrost] drm_ioctl_kernel+0xb8/0x110 drm_ioctl+0x244/0x3f0 do_vfs_ioctl+0xbc/0x910 ksys_ioctl+0x78/0xa8 __arm64_sys_ioctl+0x1c/0x28 el0_svc_common.constprop.0+0x90/0x168 el0_svc_handler+0x28/0x78 el0_svc+0x8/0xc -> #0 (&shmem->pages_lock){+.+.}: __lock_acquire+0xa2c/0x1d70 lock_acquire+0xdc/0x228 __mutex_lock+0x8c/0x800 mutex_lock_nested+0x1c/0x28 drm_gem_shmem_purge+0x20/0x40 panfrost_gem_shrinker_scan+0xc0/0x180 [panfrost] do_shrink_slab+0x208/0x500 shrink_slab+0x10c/0x2c0 shrink_node+0x28c/0x4d8 balance_pgdat+0x2c8/0x570 kswapd+0x22c/0x638 kthread+0x128/0x130 ret_from_fork+0x10/0x18 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(fs_reclaim); lock(&shmem->pages_lock); lock(fs_reclaim); lock(&shmem->pages_lock); *** DEADLOCK *** 3 locks held by kswapd0/171: #0: 00000000f82369b6 (fs_reclaim){+.+.}, at: __fs_reclaim_acquire+0x0/0x40 #1: 00000000ceb37808 (shrinker_rwsem){++++}, at: shrink_slab+0xbc/0x2c0 #2: 00000000f31efa81 (&pfdev->shrinker_lock){+.+.}, at: panfrost_gem_shrinker_scan+0x34/0x180 [panfrost] Fixes: 17acb9f35ed7 ("drm/shmem: Add madvise state and purge helpers") Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Maxime Ripard <maxime.ripard@bootlin.com> Cc: Sean Paul <sean@poorly.run> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Signed-off-by: Rob Herring <robh@kernel.org> Reviewed-by: Steven Price <steven.price@arm.com> Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190823021216.5862-6-robh@kernel.org
2019-08-28asm-generic/div64: Fix documentation of do_div() parameterJonathan Neuschäfer
Contrary to the description, the first parameter (n) should not be passed as a pointer, but directly as an lvalue. This is possible because do_div() is a macro. Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lkml.kernel.org/r/20190808181948.27659-1-j.neuschaefer@gmx.net
2019-08-28Merge branch 'mlx5-odp-dc' into rdma.git for-nextJason Gunthorpe
Michael Guralnik says: ==================== The series adds support for on-demand paging for DC transport. As DC is a mlx-only transport, the capabilities are exposed to the user using DEVX objects and later on through mlx5dv_query_device. ==================== Based on the mlx5-next branch from git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux for dependencies * branch 'mlx5-odp-dc': IB/mlx5: Add page fault handler for DC initiator WQE IB/mlx5: Remove check of FW capabilities in ODP page fault handling net/mlx5: Set ODP capabilities for DC transport to max
2019-08-28PCI: Move ASPM declarations to linux/pci.hKrzysztof Wilczynski
Move ASPM definitions and function prototypes from include/linux/pci-aspm.h to include/linux/pci.h so users only need to include <linux/pci.h>: PCIE_LINK_STATE_L0S PCIE_LINK_STATE_L1 PCIE_LINK_STATE_CLKPM pci_disable_link_state() pci_disable_link_state_locked() pcie_no_aspm() No functional changes intended. Link: https://lore.kernel.org/r/20190827095620.11213-1-kw@linux.com Signed-off-by: Krzysztof Wilczynski <kw@linux.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2019-08-28hrtimer: Add kernel doc annotation for HRTIMER_MODE_HARDSebastian Andrzej Siewior
Add kernel doc annotation for HRTIMER_MODE_HARD. Fixes: ae6683d815895 ("hrtimer: Introduce HARD expiry mode") Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190823113845.12125-2-bigeasy@linutronix.de
2019-08-28ALSA: pcm: add support for 352.8KHz and 384KHz sample rateVidyakumar Athota
Most of the modern codecs supports 352.8KHz and 384KHz sample rates. Currenlty HW params fails to set 352.8Kz and 384KHz sample rate as these are not in known rates list. Add these new rates to known list to allow them. This patch also adds defines in pcm.h so that drivers can use it. Signed-off-by: Vidyakumar Athota <vathota@codeaurora.org> Signed-off-by: Banajit Goswami <bgoswami@codeaurora.org> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20190822095653.7200-2-srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
2019-08-28regulator: mt6358: Add support for MT6358 regulatorHsin-Hsiung Wang
The MT6358 is a regulator found on boards based on MediaTek MT8183 and probably other SoCs. It is a so called pmic and connects as a slave to SoC using SPI, wrapped inside the pmic-wrapper. Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com> Link: https://lore.kernel.org/r/1566531931-9772-8-git-send-email-hsin-hsiung.wang@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2019-08-28usb: gadget: composite: Set recommended BESL valuesThinh Nguyen
Set the recommended BESL deep and baseline values based on the gadget's configuration parameters to the extended BOS descriptor. This feature helps to optimize power savings by maximizing the opportunity for longer L1 residency time. Signed-off-by: Thinh Nguyen <thinhn@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2019-08-28usb: gadget: Export recommended BESL valuesThinh Nguyen
Currently there's no option for the controller driver to report the recommended Best Effort Service Latency (BESL) when operating with LPM support. Add new fields in usb_dcd_config_params to export the recommended baseline and deep BESL values for the function drivers to set the proper BESL value in the BOS descriptor. Signed-off-by: Thinh Nguyen <thinhn@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2019-08-28posix-cpu-timers: Utilize timerqueue for storageThomas Gleixner
Using a linear O(N) search for timer insertion affects execution time and D-cache footprint badly with a larger number of timers. Switch the storage to a timerqueue which is already used for hrtimers and alarmtimers. It does not affect the size of struct k_itimer as it.alarm is still larger. The extra list head for the expiry list will go away later once the expiry is moved into task work context. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/alpine.DEB.2.21.1908272129220.1939@nanos.tec.linutronix.de
2019-08-28posix-cpu-timers: Move state tracking to struct posix_cputimersThomas Gleixner
Put it where it belongs and clean up the ifdeffery in fork completely. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190821192922.743229404@linutronix.de
2019-08-28posix-cpu-timers: Get rid of zero checksThomas Gleixner
Deactivation of the expiry cache is done by setting all clock caches to 0. That requires to have a check for zero in all places which update the expiry cache: if (cache == 0 || new < cache) cache = new; Use U64_MAX as the deactivated value, which allows to remove the zero checks when updating the cache and reduces it to the obvious check: if (new < cache) cache = new; This also removes the weird workaround in do_prlimit() which was required to convert a RLIMIT_CPU value of 0 (immediate expiry) to 1 because handing in 0 to the posix CPU timer code would have effectively disarmed it. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192922.275086128@linutronix.de
2019-08-28posix-cpu-timers: Switch thread group sampling to arrayThomas Gleixner
That allows more simplifications in various places. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192921.988426956@linutronix.de
2019-08-28posix-cpu-timers: Restructure expiry arrayThomas Gleixner
Now that the abused struct task_cputime is gone, it's more natural to bundle the expiry cache and the list head of each clock into a struct and have an array of those structs. Follow the hrtimer naming convention of 'bases' and rename the expiry cache to 'nextevt' and adapt all usage sites. Generates also better code .text size shrinks by 80 bytes. Suggested-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/alpine.DEB.2.21.1908262021140.1939@nanos.tec.linutronix.de
2019-08-28posix-cpu-timers: Remove cputime_expiresThomas Gleixner
The last users of the magic struct cputime based expiry cache are gone. Remove the leftovers. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192921.790209622@linutronix.de
2019-08-28posix-cpu-timers: Remove the odd field rename definesThomas Gleixner
The last users of the odd define based renaming of struct task_cputime members are gone. Good riddance. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192921.499058279@linutronix.de
2019-08-28posix-cpu-timers: Provide array based access to expiry cacheThomas Gleixner
Using struct task_cputime for the expiry cache is a pretty odd choice and comes with magic defines to rename the fields for usage in the expiry cache. struct task_cputime is basically a u64 array with 3 members, but it has distinct members. The expiry cache content is different than the content of task_cputime because expiry[PROF] = task_cputime.stime + task_cputime.utime expiry[VIRT] = task_cputime.utime expiry[SCHED] = task_cputime.sum_exec_runtime So there is no direct mapping between task_cputime and the expiry cache and the #define based remapping is just a horrible hack. Having the expiry cache array based allows further simplification of the expiry code. To avoid an all in one cleanup which is hard to review add a temporary anonymous union into struct task_cputime which allows array based access to it. That requires to reorder the members. Add a build time sanity check to validate that the members are at the same place. The union and the build time checks will be removed after conversion. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192921.105793824@linutronix.de
2019-08-28posix-cpu-timers: Move expiry cache into struct posix_cputimersThomas Gleixner
The expiry cache belongs into the posix_cputimers container where the other cpu timers information is. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192921.014444012@linutronix.de
2019-08-28sched: Move struct task_cputime to types.hThomas Gleixner
For upcoming posix-timer changes to avoid include recursion hell. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/20190821192920.909530418@linutronix.de
2019-08-28posix-cpu-timers: Create a container structThomas Gleixner
Per task/process data of posix CPU timers is all over the place which makes the code hard to follow and requires ifdeffery. Create a container to hold all this information in one place, so data is consolidated and the ifdeffery can be confined to the posix timer header file and removed from places like fork. As a first step, move the cpu_timers list head array into the new struct and clean up the initializers and simplify fork. The remaining #ifdef in fork will be removed later. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192920.819418976@linutronix.de
2019-08-28posix-cpu-timers: Rename thread_group_cputimer() and make it staticThomas Gleixner
thread_group_cputimer() is a complete misnomer. The function does two things: - For arming process wide timers it makes sure that the atomic time storage is up to date. If no cpu timer is armed yet, then the atomic time storage is not updated by the scheduler for performance reasons. In that case a full summing up of all threads needs to be done and the update needs to be enabled. - Samples the current time into the caller supplied storage. Rename it to thread_group_start_cputime(), make it static and fixup the callsite. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192919.869350319@linutronix.de
2019-08-28posix-cpu-timers: Provide quick sample function for itimerThomas Gleixner
get_itimer() needs a sample of the current thread group cputime. It invokes thread_group_cputimer() - which is a misnomer. That function also starts eventually the group cputime accouting which is bogus because the accounting is already active when a timer is armed. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lkml.kernel.org/r/20190821192919.599658199@linutronix.de
2019-08-28mtd: spi-nor: Add a ->setup() methodTudor Ambarus
nor->params.setup() configures the SPI NOR memory. Useful for SPI NOR flashes that have peculiarities to the SPI NOR standard, e.g. different opcodes, specific address calculation, page size, etc. Right now the only user will be the S3AN chips, but other manufacturers can implement it if needed. Move spi_nor_setup() related code in order to avoid a forward declaration to spi_nor_default_setup(). Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Add a ->convert_addr() methodBoris Brezillon
In order to separate manufacturer quirks from the core we need to get rid of all the manufacturer specific flags, like the SNOR_F_S3AN_ADDR_DEFAULT one. This can easily be replaced by a ->convert_addr() hook, which when implemented will provide the core with an easy way to convert an absolute address into something the flash understands. Right now the only user are the S3AN chips, but other manufacturers can implement it if needed. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Rework the SPI NOR lock/unlock logicBoris Brezillon
Add the SNOR_F_HAS_LOCK flag and set it when SPI_NOR_HAS_LOCK is set in the flash_info entry or when it's a Micron or ST flash. Move the locking hooks in a separate struct so that we have just one field to update when we change the locking implementation. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> [tudor.ambarus@microchip.com: use ->default_init() hook, introduce spi_nor_late_init_params(), set ops in nor->params] Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Create a ->set_4byte() methodBoris Brezillon
The procedure used to enable 4 byte addressing mode depends on the NOR device, so let's provide a hook so that manufacturer specific handling can be implemented in a sane way. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> [tudor.ambarus@microchip.com: use nor->params.set_4byte() instead of nor->set_4byte()] Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Move erase_map to 'struct spi_nor_flash_parameter'Tudor Ambarus
All flash parameters and settings should reside inside 'struct spi_nor_flash_parameter'. Move the SMPT parsed erase map from 'struct spi_nor' to 'struct spi_nor_flash_parameter'. Please note that there is a roll-back mechanism for the flash parameter and settings, for cases when SFDP parser fails. The SFDP parser receives a Stack allocated copy of nor->params, called sfdp_params, and uses it to retrieve the serial flash discoverable parameters. JESD216 SFDP is a standard and has a higher priority than the default initialized flash parameters, so will overwrite the sfdp_params data when needed. All SFDP code uses the local copy of nor->params, that will overwrite it in the end, if the parser succeds. Saving and restoring the nor->params.erase_map is no longer needed, since the SFDP code does not touch it. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Drop quad_enable() from 'struct spi-nor'Tudor Ambarus
All flash parameters and settings should reside inside 'struct spi_nor_flash_parameter'. Drop the local copy of quad_enable() and use the one from 'struct spi_nor_flash_parameter'. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Regroup flash parameter and settingsTudor Ambarus
The scope is to move all [FLASH-SPECIFIC] parameters and settings from 'struct spi_nor' to 'struct spi_nor_flash_parameter'. 'struct spi_nor_flash_parameter' describes the hardware capabilities and associated settings of the SPI NOR flash memory. It includes legacy flash parameters and settings that can be overwritten by the spi_nor_fixups hooks, or dynamically when parsing the JESD216 Serial Flash Discoverable Parameters (SFDP) tables. All SFDP params and settings will fit inside 'struct spi_nor_flash_parameter'. Move spi_nor_hwcaps related code to avoid forward declarations. Add a forward declaration that we can't avoid: 'struct spi_nor' will be used in 'struct spi_nor_flash_parameter'. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com> Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
2019-08-28mtd: spi-nor: Remove unused macroTudor Ambarus
Remove leftover from nor->cmd_buf. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
2019-08-28Merge tag 'v5.3-rc6' into spi-nor/nextTudor Ambarus
Linux 5.3-rc6 Merge back latest release candidate, to include a fix that we depend on for new development: 834de5c1aa76 ("mtd: spi-nor: Fix the disabling of write protection at init")
2019-08-28perf: Allow normal events to output AUX dataAlexander Shishkin
In some cases, ordinary (non-AUX) events can generate data for AUX events. For example, PEBS events can come out as records in the Intel PT stream instead of their usual DS records, if configured to do so. One requirement for such events is to consistently schedule together, to ensure that the data from the "AUX output" events isn't lost while their corresponding AUX event is not scheduled. We use grouping to provide this guarantee: an "AUX output" event can be added to a group where an AUX event is a group leader, and provided that the former supports writing to the latter. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: kan.liang@linux.intel.com Link: https://lkml.kernel.org/r/20190806084606.4021-2-alexander.shishkin@linux.intel.com
2019-08-28ACPI: cpufreq: Switch to QoS requests instead of cpufreq notifierViresh Kumar
The cpufreq core now takes the min/max frequency constraints via QoS requests and the CPUFREQ_ADJUST notifier shall get removed later on. Switch over to using the QoS request for maximum frequency constraint for acpi driver. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-08-28net/mlx5: Set ODP capabilities for DC transport to maxMichael Guralnik
In mlx5_core initialization, query max ODP capabilities for DC transport from FW and set as current capabilities. Signed-off-by: Michael Guralnik <michaelgur@mellanox.com> Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
2019-08-27net: stmmac: setup higher frequency clk support for EHL & TGLVoon Weifeng
EHL DW EQOS is running on a 200MHz clock. Setting up stmmac-clk, ptp clock and ptp_max_adj to 200MHz. Signed-off-by: Voon Weifeng <weifeng.voon@intel.com> Signed-off-by: Ong Boon Leong <boon.leong.ong@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27sctp: allow users to set ep ecn flag by sockoptXin Long
SCTP_ECN_SUPPORTED sockopt will be added to allow users to change ep ecn flag, and it's similar with other feature flags. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27sctp: make ecn flag per netns and endpointXin Long
This patch is to add ecn flag for both netns_sctp and sctp_endpoint, net->sctp.ecn_enable is set 1 by default, and ep->ecn_enable will be initialized with net->sctp.ecn_enable. asoc->peer.ecn_capable will be set during negotiation only when ep->ecn_enable is set on both sides. Signed-off-by: Xin Long <lucien.xin@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27Add genphy_c45_config_aneg() function to phy-c45.cMarco Hartmann
Commit 34786005eca3 ("net: phy: prevent PHYs w/o Clause 22 regs from calling genphy_config_aneg") introduced a check that aborts phy_config_aneg() if the phy is a C45 phy. This causes phy_state_machine() to call phy_error() so that the phy ends up in PHY_HALTED state. Instead of returning -EOPNOTSUPP, call genphy_c45_config_aneg() (analogous to the C22 case) so that the state machine can run correctly. genphy_c45_config_aneg() closely resembles mv3310_config_aneg() in drivers/net/phy/marvell10g.c, excluding vendor specific configurations for 1000BaseT. Fixes: 22b56e827093 ("net: phy: replace genphy_10g_driver with genphy_c45_driver") Signed-off-by: Marco Hartmann <marco.hartmann@nxp.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27net: dsa: remove bitmap operationsVivien Didelot
The bitmap operations were introduced to simplify the switch drivers in the future, since most of them could implement the common VLAN and MDB operations (add, del, dump) with simple functions taking all target ports at once, and thus limiting the number of hardware accesses. Programming an MDB or VLAN this way in a single operation would clearly simplify the drivers a lot but would require a new get-set interface in DSA. The usage of such bitmap from the stack also raised concerned in the past, leading to the dynamic allocation of a new ds->_bitmap member in the dsa_switch structure. So let's get rid of them for now. This commit nicely wraps the ds->ops->port_{mdb,vlan}_{prepare,add} switch operations into new dsa_switch_{mdb,vlan}_{prepare,add} variants not using any bitmap argument anymore. New dsa_switch_{mdb,vlan}_match helpers have been introduced to make clear which local port of a switch must be programmed with the target object. While the targeted user port is an obvious candidate, the DSA links must also be programmed, as well as the CPU port for VLANs. While at it, also remove local variables that are only used once. Signed-off-by: Vivien Didelot <vivien.didelot@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-28bpf: introduce verifier internal test flagAlexei Starovoitov
Introduce BPF_F_TEST_STATE_FREQ flag to stress test parentage chain and state pruning. Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Song Liu <songliubraving@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
2019-08-27net_sched: fix a NULL pointer deref in ipt actionCong Wang
The net pointer in struct xt_tgdtor_param is not explicitly initialized therefore is still NULL when dereferencing it. So we have to find a way to pass the correct net pointer to ipt_destroy_target(). The best way I find is just saving the net pointer inside the per netns struct tcf_idrinfo, which could make this patch smaller. Fixes: 0c66dc1ea3f0 ("netfilter: conntrack: register hooks in netns when needed by ruleset") Reported-and-tested-by: itugrok@yahoo.com Cc: Jamal Hadi Salim <jhs@mojatatu.com> Cc: Jiri Pirko <jiri@resnulli.us> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/netDavid S. Miller
Minor conflict in r8169, bug fix had two versions in net and net-next, take the net-next hunks. Signed-off-by: David S. Miller <davem@davemloft.net>
2019-08-27Merge tag 'nfs-for-5.3-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfsLinus Torvalds
Pull NFS client bugfixes from Trond Myklebust: "Highlights include: Stable fixes: - Fix a page lock leak in nfs_pageio_resend() - Ensure O_DIRECT reports an error if the bytes read/written is 0 - Don't handle errors if the bind/connect succeeded - Revert "NFSv4/flexfiles: Abort I/O early if the layout segment was invalidat ed" Bugfixes: - Don't refresh attributes with mounted-on-file information - Fix return values for nfs4_file_open() and nfs_finish_open() - Fix pnfs layoutstats reporting of I/O errors - Don't use soft RPC calls for pNFS/flexfiles I/O, and don't abort for soft I/O errors when the user specifies a hard mount. - Various fixes to the error handling in sunrpc - Don't report writepage()/writepages() errors twice" * tag 'nfs-for-5.3-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFS: remove set but not used variable 'mapping' NFSv2: Fix write regression NFSv2: Fix eof handling NFS: Fix writepage(s) error handling to not report errors twice NFS: Fix spurious EIO read errors pNFS/flexfiles: Don't time out requests on hard mounts SUNRPC: Handle connection breakages correctly in call_status() Revert "NFSv4/flexfiles: Abort I/O early if the layout segment was invalidated" SUNRPC: Handle EADDRINUSE and ENOBUFS correctly pNFS/flexfiles: Turn off soft RPC calls SUNRPC: Don't handle errors if the bind/connect succeeded NFS: On fatal writeback errors, we need to call nfs_inode_remove_request() NFS: Fix initialisation of I/O result struct in nfs_pgio_rpcsetup NFS: Ensure O_DIRECT reports an error if the bytes read/written is 0 NFSv4/pnfs: Fix a page lock leak in nfs_pageio_resend() NFSv4: Fix return value in nfs_finish_open() NFSv4: Fix return values for nfs4_file_open() NFS: Don't refresh attributes with mounted-on-file information
2019-08-27Revert "driver core: Add support for linking devices during device addition"Greg Kroah-Hartman
This reverts commit 5302dd7dd0b6d04c63cdce51d1e9fda9ef0be886. Based on a lot of email and in-person discussions, this patch series is being reworked to address a number of issues that were pointed out that needed to be taken care of before it should be merged. It will be resubmitted with those changes hopefully soon. Cc: Frank Rowand <frowand.list@gmail.com> Cc: Saravana Kannan <saravanak@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-08-27Revert "driver core: Add edit_links() callback for drivers"Greg Kroah-Hartman
This reverts commit 134b23eec9e3a3c795a6ceb0efe2fa63e87983b2. Based on a lot of email and in-person discussions, this patch series is being reworked to address a number of issues that were pointed out that needed to be taken care of before it should be merged. It will be resubmitted with those changes hopefully soon. Cc: Frank Rowand <frowand.list@gmail.com> Cc: Saravana Kannan <saravanak@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-08-27Revert "driver core: Add sync_state driver/bus callback"Greg Kroah-Hartman
This reverts commit 8f8184d6bf676a8680d6f441e40317d166b46f73. Based on a lot of email and in-person discussions, this patch series is being reworked to address a number of issues that were pointed out that needed to be taken care of before it should be merged. It will be resubmitted with those changes hopefully soon. Cc: Frank Rowand <frowand.list@gmail.com> Cc: Saravana Kannan <saravanak@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-08-27ASoC: dapm: Expose snd_soc_dapm_new_control_unlocked properlyAmadeusz Sławiński
We use snd_soc_dapm_new_control_unlocked for topology and have local declaration, instead declare it properly in header like already declared snd_soc_dapm_new_control. Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@intel.com> Link: https://lore.kernel.org/r/20190827141712.21015-4-amadeuszx.slawinski@linux.intel.com Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>