Commit Graph

37625 Commits

Author SHA1 Message Date
Linus Torvalds 2e277fa089 IOMMU Fix for Linux v5.0-rc5:
* Intel decided to leave the newly added Scalable Mode Feature
 	  default-disabled for now. The patch here accomplishes that.
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Merge tag 'iommu-fixes-v5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU fix from Joerg Roedel:
 "Intel decided to leave the newly added Scalable Mode Feature
  default-disabled for now. The patch here accomplishes that"

* tag 'iommu-fixes-v5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/vt-d: Leave scalable mode default off
2019-02-08 15:34:10 -08:00
Linus Torvalds 74e96711e3 platform-drivers-x86 for v5.0-2
Correct Documentation/ABI 4.21 KernelVersion to 5.0.
 
 The following is an automated git shortlog grouped by driver:
 
 Documentation/ABI:
  -  Correct mlxreg-io KernelVersion for 5.0
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Merge tag 'platform-drivers-x86-v5.0-2' of git://git.infradead.org/linux-platform-drivers-x86

Pull x86 platform driver fixlet from Darren Hart:
 "Correct Documentation/ABI 4.21 KernelVersion to 5.0"

* tag 'platform-drivers-x86-v5.0-2' of git://git.infradead.org/linux-platform-drivers-x86:
  Documentation/ABI: Correct mlxreg-io KernelVersion for 5.0
2019-02-07 15:54:45 -07:00
Linus Torvalds 24b888d8d5 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
 "A few updates for x86:

   - Fix an unintended sign extension issue in the fault handling code

   - Rename the new resource control config switch so it's less
     confusing

   - Avoid setting up EFI info in kexec when the EFI runtime is
     disabled.

   - Fix the microcode version check in the AMD microcode loader so it
     only loads higher version numbers and never downgrades

   - Set EFER.LME in the 32bit trampoline before returning to long mode
     to handle older AMD/KVM behaviour properly.

   - Add Darren and Andy as x86/platform reviewers"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/resctrl: Avoid confusion over the new X86_RESCTRL config
  x86/kexec: Don't setup EFI info if EFI runtime is not enabled
  x86/microcode/amd: Don't falsely trick the late loading mechanism
  MAINTAINERS: Add Andy and Darren as arch/x86/platform/ reviewers
  x86/fault: Fix sign-extend unintended sign extension
  x86/boot/compressed/64: Set EFER.LME=1 in 32-bit trampoline before returning to long mode
  x86/cpu: Add Atom Tremont (Jacobsville)
2019-02-03 09:08:12 -08:00
Linus Torvalds 12491ed354 A single fix for building DT bindings in-tree.
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Merge tag 'devicetree-fixes-for-5.0-3' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull Devicetree fix from Rob Herring:
 "A single fix for building DT bindings in-tree"

* tag 'devicetree-fixes-for-5.0-3' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: Fix dt_binding_check target for in tree builds
2019-02-02 10:34:32 -08:00
Johannes Weiner e6d429313e x86/resctrl: Avoid confusion over the new X86_RESCTRL config
"Resource Control" is a very broad term for this CPU feature, and a term
that is also associated with containers, cgroups etc. This can easily
cause confusion.

Make the user prompt more specific. Match the config symbol name.

 [ bp: In the future, the corresponding ARM arch-specific code will be
   under ARM_CPU_RESCTRL and the arch-agnostic bits will be carved out
   under the CPU_RESCTRL umbrella symbol. ]

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Babu Moger <Babu.Moger@amd.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Morse <james.morse@arm.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: linux-doc@vger.kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Pu Wen <puwen@hygon.cn>
Cc: Reinette Chatre <reinette.chatre@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190130195621.GA30653@cmpxchg.org
2019-02-02 10:34:52 +01:00
Linus Torvalds 5b4746a031 Mostly driver fixes, but there's a core framework fix in here too.
- Revert the commits that introduce clk management for the SP
    clk on MMP2 SoCs (used for OLPC). Turns out it wasn't a good
    idea and there isn't any need to manage this clk, it just causes
    more headaches.
 
  - A performance regression that went unnoticed for many years where
    we would traverse the entire clk tree looking for a clk by name
    when we already have the pointer to said clk that we're looking
    for
 
  - A parent linkage fix for the qcom SDM845 clk driver
 
  - An i.MX clk driver rate miscalculation fix where order of operations
    were messed up
 
  - One error handling fix from the static checkers
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fixes from Stephen Boyd:
 "Mostly driver fixes, but there's a core framework fix in here too:

   - Revert the commits that introduce clk management for the SP clk on
     MMP2 SoCs (used for OLPC). Turns out it wasn't a good idea and
     there isn't any need to manage this clk, it just causes more
     headaches.

   - A performance regression that went unnoticed for many years where
     we would traverse the entire clk tree looking for a clk by name
     when we already have the pointer to said clk that we're looking for

   - A parent linkage fix for the qcom SDM845 clk driver

   - An i.MX clk driver rate miscalculation fix where order of
     operations were messed up

   - One error handling fix from the static checkers"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: qcom: gcc: Use active only source for CPUSS clocks
  clk: ti: Fix error handling in ti_clk_parse_divider_data()
  clk: imx: Fix fractional clock set rate computation
  clk: Remove global clk traversal on fetch parent index
  Revert "dt-bindings: marvell,mmp2: Add clock id for the SP clock"
  Revert "clk: mmp2: add SP clock"
  Revert "Input: olpc_apsp - enable the SP clock"
2019-01-31 23:22:57 -08:00
Waiman Long af0c9af1b3 fs/dcache: Track & report number of negative dentries
The current dentry number tracking code doesn't distinguish between
positive & negative dentries.  It just reports the total number of
dentries in the LRU lists.

As excessive number of negative dentries can have an impact on system
performance, it will be wise to track the number of positive and
negative dentries separately.

This patch adds tracking for the total number of negative dentries in
the system LRU lists and reports it in the 5th field in the
/proc/sys/fs/dentry-state file.  The number, however, does not include
negative dentries that are in flight but not in the LRU yet as well as
those in the shrinker lists which are on the way out anyway.

The number of positive dentries in the LRU lists can be roughly found by
subtracting the number of negative dentries from the unused count.

Matthew Wilcox had confirmed that since the introduction of the
dentry_stat structure in 2.1.60, the dummy array was there, probably for
future extension.  They were not replacements of pre-existing fields.
So no sane applications that read the value of /proc/sys/fs/dentry-state
will do dummy thing if the last 2 fields of the sysctl parameter are not
zero.  IOW, it will be safe to use one of the dummy array entry for
negative dentry count.

Signed-off-by: Waiman Long <longman@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-01-30 11:02:11 -08:00
Lu Baolu 8950dcd83a iommu/vt-d: Leave scalable mode default off
Commit 765b6a98c1 ("iommu/vt-d: Enumerate the scalable
mode capability") enables VT-d scalable mode if hardware
advertises the capability. As we will bring up different
features and use cases to upstream in different patch
series, it will leave some intermediate kernel versions
which support partial features. Hence, end user might run
into problems when they use such kernels on bare metals
or virtualization environments.

This leaves scalable mode default off and end users could
turn it on with "intel-iommu=sm_on" only when they have
clear ideas about which scalable features are supported
in the kernel.

Cc: Liu Yi L <yi.l.liu@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Suggested-by: Ashok Raj <ashok.raj@intel.com>
Suggested-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2019-01-30 17:23:58 +01:00
Darren Hart (VMware) 6a730fcb9c Documentation/ABI: Correct mlxreg-io KernelVersion for 5.0
The mlxreg-io for the merge window assumed 4.21 as the next kernel
version. Replace 4.21 with 5.0.

Signed-off-by: Darren Hart (VMware) <dvhart@infradead.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
2019-01-26 11:30:26 -08:00
Linus Torvalds d73aba1115 drm fixes. msm, sun4i, amdgpu, i915 gvt
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Merge tag 'drm-fixes-2019-01-25-1' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Live from LCA pull, some fixes all over the place,

  i915:
   - GVT workload destruction fix

  msm:
   - A6XX opp-level fix
   - build fixes
   - hard-coded irq removal

  amdgpu:
   - overclocking fix
   - hybrid gfx fix

  sun4i:
   - fix TMDS clock usage"

* tag 'drm-fixes-2019-01-25-1' of git://anongit.freedesktop.org/drm/drm:
  drm/msm: avoid unused function warning
  drm/msm: Add __printf verification
  drm/msm: Fix A6XX support for opp-level
  drm/msm: honor GPU_READONLY flag
  drm/msm: drop interrupt-names
  drm/msm/gpu: Remove hardcoded interrupt name
  drm/msm/gpu: fix building without debugfs
  drm/i915/execlists: Mark up priority boost on preemption
  drm/i915/gvt: release shadow batch buffer and wa_ctx before destroy one workload
  drm/sun4i: hdmi: Fix usage of TMDS clock
  drm/amd/powerplay: OD setting fix on Vega10
  drm/amdgpu: Add APTX quirk for Lenovo laptop
  drm/msm: Unblock writer if reader closes file
2019-01-25 12:19:10 +13:00
Dave Airlie f0e7ce1eef Merge tag 'drm-msm-fixes-2019-01-24' of git://people.freedesktop.org/~robclark/linux into drm-fixes
A few fixes for v5.0.. the opp-level fix and removal of hard-coded irq
name is partially to make things smoother in v5.1 merge window to
avoid dependency on drm vs dt trees, but are otherwise sane changes.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGsAEHd2tGRQxRTs+A-8y_tthPs2iUgCCCEwR5vDMXab4A@mail.gmail.com
2019-01-25 07:45:00 +10:00
Jordan Crouse 895ad6b0cc drm/msm: drop interrupt-names
Each GPU core only uses one interrupt so we don't to look up
an interrupt by name and thereby we don't need interrupt-names.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
2019-01-24 15:36:33 -05:00
Lubomir Rintel 0113613faf Revert "Input: olpc_apsp - enable the SP clock"
Turns out this is not such a great idea. Once the SP clock is disabled,
it's not sufficient to just enable in order to bring the SP core back up.

It seems that the kernel has no business managing this clock. Just let
the firmware keep it enabled.

This reverts commit ed22cee91a.

Link: https://lore.kernel.org/lkml/154783267051.169631.3197836544646625747@swboyd.mtv.corp.google.com/
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2019-01-24 10:54:42 -08:00
Rob Herring 5fa98c2eda dt-bindings: Fix dt_binding_check target for in tree builds
On in tree builds, subsequent builds will incorrectly include
the intermediate file 'processed-schema.yaml' with the input schema
files resulting in a build error. Update the find command to ignore
processed-schema.yaml.

Signed-off-by: Rob Herring <robh@kernel.org>
2019-01-23 09:15:57 -06:00
Linus Torvalds 48b161983a XArray updates for 5.0-rc3
Fix some oversights in the XArray porcelain API:
  - support for m68k's two-byte aligned pointers
  - reserving entries using xa_insert()
  - missing xa_insert_bh() and xa_insert_irq() functions
  - simplify using xa_for_each()
  - use lockdep correctly
  - a few other minor fixes and improvements
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Merge tag 'xarray-5.0-rc3' of git://git.infradead.org/users/willy/linux-dax

Pull XArray fixes from Matthew Wilcox:
 "Fix some oversights in the XArray porcelain API:

   - support for m68k's two-byte aligned pointers

   - reserving entries using xa_insert()

   - missing xa_insert_bh() and xa_insert_irq() functions

   - simplify using xa_for_each()

   - use lockdep correctly

   - a few other minor fixes and improvements"

* tag 'xarray-5.0-rc3' of git://git.infradead.org/users/willy/linux-dax:
  XArray: Fix an arithmetic error in xa_is_err
  XArray tests: Check mark 2 gets squashed
  XArray: Fix typo in comment
  XArray: Honour reserved entries in xa_insert
  XArray: Permit storing 2-byte-aligned pointers
  XArray: Change xa_for_each iterator
  XArray: Turn xa_init_flags into a static inline
  XArray tests: Add RCU locking
2019-01-22 17:08:30 +13:00
Linus Torvalds 7d0ae236ed Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Fix endless loop in nf_tables, from Phil Sutter.

 2) Fix cross namespace ip6_gre tunnel hash list corruption, from
    Olivier Matz.

 3) Don't be too strict in phy_start_aneg() otherwise we might not allow
    restarting auto negotiation. From Heiner Kallweit.

 4) Fix various KMSAN uninitialized value cases in tipc, from Ying Xue.

 5) Memory leak in act_tunnel_key, from Davide Caratti.

 6) Handle chip errata of mv88e6390 PHY, from Andrew Lunn.

 7) Remove linear SKB assumption in fou/fou6, from Eric Dumazet.

 8) Missing udplite rehash callbacks, from Alexey Kodanev.

 9) Log dirty pages properly in vhost, from Jason Wang.

10) Use consume_skb() in neigh_probe() as this is a normal free not a
    drop, from Yang Wei. Likewise in macvlan_process_broadcast().

11) Missing device_del() in mdiobus_register() error paths, from Thomas
    Petazzoni.

12) Fix checksum handling of short packets in mlx5, from Cong Wang.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (96 commits)
  bpf: in __bpf_redirect_no_mac pull mac only if present
  virtio_net: bulk free tx skbs
  net: phy: phy driver features are mandatory
  isdn: avm: Fix string plus integer warning from Clang
  net/mlx5e: Fix cb_ident duplicate in indirect block register
  net/mlx5e: Fix wrong (zero) TX drop counter indication for representor
  net/mlx5e: Fix wrong error code return on FEC query failure
  net/mlx5e: Force CHECKSUM_UNNECESSARY for short ethernet frames
  tools: bpftool: Cleanup license mess
  bpf: fix inner map masking to prevent oob under speculation
  bpf: pull in pkt_sched.h header for tooling to fix bpftool build
  selftests: forwarding: Add a test case for externally learned FDB entries
  selftests: mlxsw: Test FDB offload indication
  mlxsw: spectrum_switchdev: Do not treat static FDB entries as sticky
  net: bridge: Mark FDB entries that were added by user as such
  mlxsw: spectrum_fid: Update dummy FID index
  mlxsw: pci: Return error on PCI reset timeout
  mlxsw: pci: Increase PCI SW reset timeout
  mlxsw: pci: Ring CQ's doorbell before RDQ's
  MAINTAINERS: update email addresses of liquidio driver maintainers
  ...
2019-01-21 12:52:31 +13:00
Otto Sabart 0e78f389a7 doc: net: fix bad references to network drivers
Fix "reference to nonexisting document" warnings.

Fixes: b255e500c8 ("net: documentation: build a directory structure for drivers")
Signed-off-by: Otto Sabart <ottosabart@seberm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-18 11:03:31 -08:00
Linus Torvalds 2a8cbf2a02 fbdev fixes for v5.0-rc3:
- fix stack memory leak in omap2fb driver (Vlad Tsyrklevich)
 
 - fix OF node name handling v4.20 regression in offb driver (Rob Herring)
 
 - convert CONFIG_FB_LOGO_CENTER config option added in v5.0-rc1 into
   a kernel parameter (Peter Rosin)
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Merge tag 'fbdev-v5.0-rc3' of git://github.com/bzolnier/linux

Pull fbdev fixes from Bartlomiej Zolnierkiewicz:

 - fix stack memory leak in omap2fb driver (Vlad Tsyrklevich)

 - fix OF node name handling v4.20 regression in offb driver (Rob
   Herring)

 - convert CONFIG_FB_LOGO_CENTER config option added in v5.0-rc1 into a
   kernel parameter (Peter Rosin)

* tag 'fbdev-v5.0-rc3' of git://github.com/bzolnier/linux:
  fbdev: fbmem: convert CONFIG_FB_LOGO_CENTER into a cmd line option
  fbdev: offb: Fix OF node name handling
  omap2fb: Fix stack memory disclosure
2019-01-19 05:43:05 +12:00
Jakub Kicinski f655f8b818 Documentation: timestamping: correct path to net_tstamp.h
net_tstamp.h is an UAPI header, so it was moved under include/uapi.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17 21:39:59 -08:00
Linus Torvalds d471c4dfa1 Devicetree fixes for v5.0:
- Remove now unused struct device_node.type pointer
 
 - Fix meson-axg reset header SPDX tag
 
 - Add missing of_node_put in of_graph_get_remote_port_parent
 
 - Fix several binding doc file references and typos
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Merge tag 'devicetree-fixes-for-5.0' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull Devicetree fixes from Rob Herring:

 - Remove now unused struct device_node.type pointer

 - Fix meson-axg reset header SPDX tag

 - Add missing of_node_put in of_graph_get_remote_port_parent

 - Fix several binding doc file references and typos

* tag 'devicetree-fixes-for-5.0' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: reset: meson-axg: fix SPDX license id
  dt-bindings: soc: qcom: Fix trivial language typos
  doc: gpio-mvebu: fix broken reference to cp110-system-controller0.txt file
  OF: properties: add missing of_node_put
  doc: bindings: fix bad reference to ARM CPU bindings
  dt-bindings: marvell,mmp2: fix typos in bindings doc
  of: Remove struct device_node.type pointer
2019-01-18 06:15:28 +12:00
Krzysztof Kozlowski 9eac0ae168 dt-bindings: soc: qcom: Fix trivial language typos
Fix few trivial language typos in bindings.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-01-16 12:50:27 -06:00
Otto Sabart 889f4ce60e doc: gpio-mvebu: fix broken reference to cp110-system-controller0.txt file
The cp110-system-controller0.txt file was renamed to
cp110-system-controller.txt.

Fixes: 4aa5496980 ("dt-bindings: cp110: rename cp110 syscon file")
Signed-off-by: Otto Sabart <ottosabart@seberm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-01-16 12:50:27 -06:00
Peter Rosin 890d14d2d4 fbdev: fbmem: convert CONFIG_FB_LOGO_CENTER into a cmd line option
A command line option is much more flexible than a config option and
the supporting code is small. Gets rid of #ifdefs in the code too...

Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
2019-01-16 17:42:35 +01:00
yupeng a6c7c7aac2 net: add document for several snmp counters
add document for below counters:
TcpEstabResets
TcpAttemptFails
TcpOutRsts
TcpExtTCPSACKDiscard
TcpExtTCPDSACKIgnoredOld
TcpExtTCPDSACKIgnoredNoUndo
TcpExtTCPSackShifted
TcpExtTCPSackMerged
TcpExtTCPSackShiftFallback
TcpExtTCPWantZeroWindowAdv
TcpExtTCPToZeroWindowAdv
TcpExtTCPFromZeroWindowAdv
TcpExtDelayedACKs
TcpExtDelayedACKLocked
TcpExtDelayedACKLost
TcpExtTCPLossProbes
TcpExtTCPLossProbeRecovery

Signed-off-by: yupeng <yupeng0921@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-15 22:03:06 -08:00
David Howells e122d845a0 Revert "rxrpc: Allow failed client calls to be retried"
The changes introduced to allow rxrpc calls to be retried creates an issue
when it comes to refcounting afs_call structs.  The problem is that when
rxrpc_send_data() queues the last packet for an asynchronous call, the
following sequence can occur:

 (1) The notify_end_tx callback is invoked which causes the state in the
     afs_call to be changed from AFS_CALL_CL_REQUESTING or
     AFS_CALL_SV_REPLYING.

 (2) afs_deliver_to_call() can then process event notifications from rxrpc
     on the async_work queue.

 (3) Delivery of events, such as an abort from the server, can cause the
     afs_call state to be changed to AFS_CALL_COMPLETE on async_work.

 (4) For an asynchronous call, afs_process_async_call() notes that the call
     is complete and tried to clean up all the refs on async_work.

 (5) rxrpc_send_data() might return the amount of data transferred
     (success) or an error - which could in turn reflect a local error or a
     received error.

Synchronising the clean up after rxrpc_kernel_send_data() returns an error
with the asynchronous cleanup is then tricky to get right.

Mostly revert commit c038a58ccf.  The two API
functions the original commit added aren't currently used.  This makes
rxrpc_kernel_send_data() always return successfully if it queued the data
it was given.

Note that this doesn't affect synchronous calls since their Rx notification
function merely pokes a wait queue and does not refcounting.  The
asynchronous call notification function *has* to do refcounting and pass a
ref over the work item to avoid the need to sync the workqueue in call
cleanup.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-15 21:33:36 -08:00
Linus Torvalds e8746440bf Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking fixes from David Miller:

 1) Fix regression in multi-SKB responses to RTM_GETADDR, from Arthur
    Gautier.

 2) Fix ipv6 frag parsing in openvswitch, from Yi-Hung Wei.

 3) Unbounded recursion in ipv4 and ipv6 GUE tunnels, from Stefano
    Brivio.

 4) Use after free in hns driver, from Yonglong Liu.

 5) icmp6_send() needs to handle the case of NULL skb, from Eric
    Dumazet.

 6) Missing rcu read lock in __inet6_bind() when operating on mapped
    addresses, from David Ahern.

 7) Memory leak in tipc-nl_compat_publ_dump(), from Gustavo A. R. Silva.

 8) Fix PHY vs r8169 module loading ordering issues, from Heiner
    Kallweit.

 9) Fix bridge vlan memory leak, from Ido Schimmel.

10) Dev refcount leak in AF_PACKET, from Jason Gunthorpe.

11) Infoleak in ipv6_local_error(), flow label isn't completely
    initialized. From Eric Dumazet.

12) Handle mv88e6390 errata, from Andrew Lunn.

13) Making vhost/vsock CID hashing consistent, from Zha Bin.

14) Fix lack of UMH cleanup when it unexpectedly exits, from Taehee Yoo.

15) Bridge forwarding must clear skb->tstamp, from Paolo Abeni.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (87 commits)
  bnxt_en: Fix context memory allocation.
  bnxt_en: Fix ring checking logic on 57500 chips.
  mISDN: hfcsusb: Use struct_size() in kzalloc()
  net: clear skb->tstamp in bridge forwarding path
  net: bpfilter: disallow to remove bpfilter module while being used
  net: bpfilter: restart bpfilter_umh when error occurred
  net: bpfilter: use cleanup callback to release umh_info
  umh: add exit routine for UMH process
  isdn: i4l: isdn_tty: Fix some concurrency double-free bugs
  vhost/vsock: fix vhost vsock cid hashing inconsistent
  net: stmmac: Prevent RX starvation in stmmac_napi_poll()
  net: stmmac: Fix the logic of checking if RX Watchdog must be enabled
  net: stmmac: Check if CBS is supported before configuring
  net: stmmac: dwxgmac2: Only clear interrupts that are active
  net: stmmac: Fix PCI module removal leak
  tools/bpf: fix bpftool map dump with bitfields
  tools/bpf: test btf bitfield with >=256 struct member offset
  bpf: fix bpffs bitfield pretty print
  net: ethernet: mediatek: fix warning in phy_start_aneg
  tcp: change txhash on SYN-data timeout
  ...
2019-01-16 05:13:36 +12:00
Linus Torvalds dbc3c09b81 ARM: SoC fixes
A bigger batch than I anticipated this week, for two reasons:
 
  - Some fallout on Davinci from board file -> DTB conversion, that also
  includes a few longer-standing fixes (i.e. not recent regressions).
 
  - drivers/reset material that has been in linux-next for a while, but
  didn't get sent to us until now for a variety of reasons (maintainer out
  sick, holidays, etc). There's a functional dependency in there such that
  one platform (Altera's SoCFPGA) won't boot without one of the patches;
  instead of reverting the patch that got merged, I looked at this set
  and decided it was small enough that I'll pick it up anyway. If you
  disagree I can revisit with a smaller set.
 
 That being said, there's also a handful of the usual stuff:
 
  - Fix for a crash on Armada 7K/8K when the kernel touches PSCI-reserved
  memory
  - Fix for PCIe reset on Macchiatobin (Armada 8K development board, what
  this email is sent from in fact :)
  - Enable a few new-merged modules for Amlogic in arm64 defconfig
  - Error path fixes on Integrator
  - Build fix for Renesas and Qualcomm
  - Initialization fix for Renesas RZ/G2E
 
  + A few more fixlets.
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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A bigger batch than I anticipated this week, for two reasons:

   - Some fallout on Davinci from board file -> DTB conversion, that
     also includes a few longer-standing fixes (i.e. not recent
     regressions).

   - drivers/reset material that has been in linux-next for a while, but
     didn't get sent to us until now for a variety of reasons
     (maintainer out sick, holidays, etc). There's a functional
     dependency in there such that one platform (Altera's SoCFPGA) won't
     boot without one of the patches; instead of reverting the patch
     that got merged, I looked at this set and decided it was small
     enough that I'll pick it up anyway. If you disagree I can revisit
     with a smaller set.

  That being said, there's also a handful of the usual stuff:

   - Fix for a crash on Armada 7K/8K when the kernel touches
     PSCI-reserved memory

   - Fix for PCIe reset on Macchiatobin (Armada 8K development board,
     what this email is sent from in fact :)

   - Enable a few new-merged modules for Amlogic in arm64 defconfig

   - Error path fixes on Integrator

   - Build fix for Renesas and Qualcomm

   - Initialization fix for Renesas RZ/G2E

  .. plus a few more fixlets"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (28 commits)
  ARM: integrator: impd1: use struct_size() in devm_kzalloc()
  qcom-scm: Include <linux/err.h> header
  gpio: pl061: handle failed allocations
  ARM: dts: kirkwood: Fix polarity of GPIO fan lines
  arm64: dts: marvell: mcbin: fix PCIe reset signal
  arm64: dts: marvell: armada-ap806: reserve PSCI area
  ARM: dts: da850-lcdk: Correct the sound card name
  ARM: dts: da850-lcdk: Correct the audio codec regulators
  ARM: dts: da850-evm: Correct the sound card name
  ARM: dts: da850-evm: Correct the audio codec regulators
  ARM: davinci: omapl138-hawk: fix label names in GPIO lookup entries
  ARM: davinci: dm644x-evm: fix label names in GPIO lookup entries
  ARM: davinci: dm355-evm: fix label names in GPIO lookup entries
  ARM: davinci: da850-evm: fix label names in GPIO lookup entries
  ARM: davinci: da830-evm: fix label names in GPIO lookup entries
  arm64: defconfig: enable modules for amlogic s400 sound card
  reset: uniphier-glue: Add AHCI reset control support in glue layer
  dt-bindings: reset: uniphier: Add AHCI core reset description
  reset: uniphier-usb3: Rename to reset-uniphier-glue
  dt-bindings: reset: uniphier: Replace the expression of USB3 with generic peripherals
  ...
2019-01-14 10:34:14 +12:00
Linus Torvalds 72d657dd21 Driver core fixes for 5.0-rc2
Here is one small sysfs change, and a documentation update for 5.0-rc2
 
 The sysfs change moves from using BUG_ON to WARN_ON, as discussed in an
 email thread on lkml while trying to track down another driver bug.
 sysfs should not be crashing and preventing people from seeing where
 they went wrong.  Now it properly recovers and warns the developer.
 
 The documentation update removes the use of BUS_ATTR() as the kernel is
 moving away from this to use the specific BUS_ATTR_RW() and friends
 instead.  There are pending patches in all of the different subsystems
 to remove the last users of this macro, but for now, don't advertise it
 should be used anymore to keep new ones from being introduced.
 
 Both have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core fixes from Greg KH:
 "Here is one small sysfs change, and a documentation update for 5.0-rc2

  The sysfs change moves from using BUG_ON to WARN_ON, as discussed in
  an email thread on lkml while trying to track down another driver bug.
  sysfs should not be crashing and preventing people from seeing where
  they went wrong. Now it properly recovers and warns the developer.

  The documentation update removes the use of BUS_ATTR() as the kernel
  is moving away from this to use the specific BUS_ATTR_RW() and friends
  instead. There are pending patches in all of the different subsystems
  to remove the last users of this macro, but for now, don't advertise
  it should be used anymore to keep new ones from being introduced.

  Both have been in linux-next with no reported issues"

* tag 'driver-core-5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  Documentation: driver core: remove use of BUS_ATTR
  sysfs: convert BUG_ON to WARN_ON
2019-01-14 05:51:08 +12:00
Linus Torvalds b8c3b8992f for-linus-20190112
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Merge tag 'for-linus-20190112' of git://git.kernel.dk/linux-block

Pull block fixes from Jens Axboe:

 - NVMe pull request from Christoph, with little fixes all over the map

 - Loop caching fix for offset/bs change (Jaegeuk Kim)

 - Block documentation tweaks (Jeff, Jon, Weiping, John)

 - null_blk zoned tweak (John)

 - ahch mvebu suspend/resume support. Should have gone into the merge
   window, but there was some confusion on which tree had it. (Miquel)

* tag 'for-linus-20190112' of git://git.kernel.dk/linux-block: (22 commits)
  ata: ahci: mvebu: request PHY suspend/resume for Armada 3700
  ata: ahci: mvebu: add Armada 3700 initialization needed for S2RAM
  ata: ahci: mvebu: do Armada 38x configuration only on relevant SoCs
  ata: ahci: mvebu: remove stale comment
  ata: libahci_platform: comply to PHY framework
  loop: drop caches if offset or block_size are changed
  block: fix kerneldoc comment for blk_attempt_plug_merge()
  nvme: don't initlialize ctrl->cntlid twice
  nvme: introduce NVME_QUIRK_IGNORE_DEV_SUBNQN
  nvme: pad fake subsys NQN vid and ssvid with zeros
  nvme-multipath: zero out ANA log buffer
  nvme-fabrics: unset write/poll queues for discovery controllers
  nvme-tcp: don't ask if controller is fabrics
  nvme-tcp: remove dead code
  nvme-pci: fix out of bounds access in nvme_cqe_pending
  nvme-pci: rerun irq setup on IO queue init errors
  nvme-pci: use the same attributes when freeing host_mem_desc_bufs.
  nvme-pci: fix the wrong setting of nr_maps
  block: doc: add slice_idle_us to bfq documentation
  block: clarify documentation for blk_{start|finish}_plug
  ...
2019-01-12 13:40:51 -08:00
Linus Torvalds 473348891c KVM fixes for 5.0-rc2
Minor fixes for new code, corner cases, and documentation.
 Patches are isolated and sufficiently described by the shortlog.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull KVM fixes from Radim Krčmář:
 "Minor fixes for new code, corner cases, and documentation"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  x86/kvm/nVMX: don't skip emulated instruction twice when vmptr address is not backed
  Documentation/virtual/kvm: Update URL for AMD SEV API specification
  KVM/VMX: Avoid return error when flush tlb successfully in the hv_remote_flush_tlb_with_range()
  kvm: sev: Fail KVM_SEV_INIT if already initialized
  KVM: validate userspace input in kvm_clear_dirty_log_protect()
  KVM: x86: Fix bit shifting in update_intel_pt_cfg
2019-01-12 10:39:43 -08:00
Otto Sabart 8217724eb7 doc: bindings: fix bad reference to ARM CPU bindings
The primecell.txt and cpus.txt files were converted into YAML. This
patch updates old references with new ones.

Fixes: d3c207eeb9 ("dt-bindings: arm: Convert primecell binding to json-schema")
Fixes: 672951cbd1 ("dt-bindings: arm: Convert cpu binding to json-schema")
Signed-off-by: Otto Sabart <ottosabart@seberm.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-01-11 17:12:50 -06:00
Lubomir Rintel ef4efa1456 dt-bindings: marvell,mmp2: fix typos in bindings doc
A pair of rather trivial ones.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Rob Herring <robh@kernel.org>
2019-01-11 14:13:33 -06:00
Christophe de Dinechin cf1754c2a1 Documentation/virtual/kvm: Update URL for AMD SEV API specification
The URL of [api-spec] in Documentation/virtual/kvm/amd-memory-encryption.rst
is no longer valid, replaced space with underscore.

Signed-off-by: Christophe de Dinechin <dinechin@redhat.com>
Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
2019-01-11 18:38:07 +01:00
Linus Torvalds e8af37f3f4 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar:
 "A 32-bit build fix, CONFIG_RETPOLINE fixes and rename CONFIG_RESCTRL
  to CONFIG_X86_RESCTRL"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE
  x86/cache: Rename config option to CONFIG_X86_RESCTRL
  samples/seccomp: Fix 32-bit build
2019-01-11 09:07:19 -08:00
Linus Torvalds f4f31fff32 Power management updates for 5.0-rc2
- Prevent integer overflows from occurring on 32-bit when
    converting milliseconds to nanoseconds in the runtime PM
    framework and update comments that still refer to jiffies
    in it (Vincent Guittot, Ladislav Michl).
 
  - Fix the SCMI cpufreq driver to always use the same frequency
    units for arch_set_freq_scale() and make the scale-invariant
    load tracking acutally work with this driver (Quentin Perret).
 
  - Fix freeing of dynamic OPPs in the SCPI and SCMI cpufreq drivers
    broken during the 4.20 defelopment cycle (Viresh Kumar).
 
  - Prevent the cpufreq core from attempting to return the current
    frequency of offline CPUs (Sudeep Holla).
 
  - Add devfreq suspend and resume hooks (missed previously) to the
    PM core to make the recently added system suspend and resume
    support in devfreq actually work (Lukasz Luba).
 
  - Update MAINTAINERS entries for cpufreq and cpuidle, mostly to add
    references to new/current documentation to them (Rafael Wysocki).
 
  - Fix a recently broken reference to cpuidle documentation (Otto
    Sabart).
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Merge tag 'pm-5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management updates from Rafael Wysocki:
 "These fix fallout after starting to use hrtimers in the runtime PM
  framework, fix a few cpufreq issues, fix a recently broken reference
  to cpuidle documentation, update MAINTAINERS entries for cpufreq and
  cpuidle and make the recently added system suspend and resume support
  in devfreq actually work.

  Specifics:

   - Prevent integer overflows from occurring on 32-bit when converting
     milliseconds to nanoseconds in the runtime PM framework and update
     comments that still refer to jiffies in it (Vincent Guittot,
     Ladislav Michl).

   - Fix the SCMI cpufreq driver to always use the same frequency units
     for arch_set_freq_scale() and make the scale-invariant load
     tracking acutally work with this driver (Quentin Perret).

   - Fix freeing of dynamic OPPs in the SCPI and SCMI cpufreq drivers
     broken during the 4.20 defelopment cycle (Viresh Kumar).

   - Prevent the cpufreq core from attempting to return the current
     frequency of offline CPUs (Sudeep Holla).

   - Add devfreq suspend and resume hooks (missed previously) to the PM
     core to make the recently added system suspend and resume support
     in devfreq actually work (Lukasz Luba).

   - Update MAINTAINERS entries for cpufreq and cpuidle, mostly to add
     references to new/current documentation to them (Rafael Wysocki).

   - Fix a recently broken reference to cpuidle documentation (Otto
     Sabart)"

* tag 'pm-5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  PM-runtime: Fix autosuspend_delay on 32bits arch
  PM-runtime: Fix 'jiffies' in comments after switch to hrtimers
  cpufreq: scmi: Fix frequency invariance in slow path
  doc: trace: fix reference to cpuidle documentation file
  cpufreq: check if policy is inactive early in __cpufreq_get()
  cpufreq: scpi/scmi: Fix freeing of dynamic OPPs
  cpuidle / Documentation: Update cpuidle MAINTAINERS entry
  cpufreq / Documentation: Update cpufreq MAINTAINERS entry
  PM: sleep: call devfreq suspend/resume
2019-01-11 09:01:43 -08:00
Rafael J. Wysocki 343e60e52a Merge branches 'pm-cpuidle', 'pm-cpufreq' and 'pm-sleep'
* pm-cpuidle:
  doc: trace: fix reference to cpuidle documentation file
  cpuidle / Documentation: Update cpuidle MAINTAINERS entry

* pm-cpufreq:
  cpufreq: scmi: Fix frequency invariance in slow path
  cpufreq: check if policy is inactive early in __cpufreq_get()
  cpufreq: scpi/scmi: Fix freeing of dynamic OPPs
  cpufreq / Documentation: Update cpufreq MAINTAINERS entry

* pm-sleep:
  PM: sleep: call devfreq suspend/resume
2019-01-11 10:09:51 +01:00
Linus Torvalds 4064e47c82 arch/csky patches for 5.0-rc1
Here is some fixup patches for 5.0-rc1:
 
  - fixup compile error with pte_alloc
  - fixup handle_irq_perbit break irq flow
  - fixup CACHEV1 store instruction fast retire
  - fixup module relocation error with 807 & 860
  - add csky kernel features
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Merge tag 'csky-for-linus-5.0-rc1' of git://github.com/c-sky/csky-linux

Pull arch/csky bug fixes from Guo Ren:
 "Here are some fixup patches for 5.0-rc1:

   - fix compile error with pte_alloc

   - fix handle_irq_perbit break irq flow

   - fix CACHEV1 store instruction fast retire

   - fix module relocation error with 807 & 860

   - add csky kernel features to documentation"

* tag 'csky-for-linus-5.0-rc1' of git://github.com/c-sky/csky-linux:
  irqchip/csky: fixup handle_irq_perbit break irq
  csky: fixup compile error with pte_alloc
  csky: fixup CACHEV1 store instruction fast retire
  csky: fixup relocation error with 807 & 860
  Documentation/features: Add csky kernel features
2019-01-09 10:00:11 -08:00
John Pittman 47cb393ee4 block: doc: add slice_idle_us to bfq documentation
Of the tunables available for the bfq I/O scheduler, the only one
missing from the documentation in 'Documentation/block/bfq-iosched.txt'
is slice_idle_us. Add this tunable to the documentation and a short
explanation of its purpose.

Acked-by: Paolo Valente <paolo.valente@linaro.org>
Signed-off-by: John Pittman <jpittman@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-01-09 07:38:48 -07:00
Otto Sabart 7604bf0920 doc: trace: fix reference to cpuidle documentation file
Old cpuidle/sysfs.txt file was replaced in aa5eee355b. So, refer to
an updated file.

Fixes: aa5eee355b (Documentation: admin-guide: PM: Add cpuidle document)
Signed-off-by: Otto Sabart <ottosabart@seberm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2019-01-09 11:44:30 +01:00
Borislav Petkov 90802938f7 x86/cache: Rename config option to CONFIG_X86_RESCTRL
CONFIG_RESCTRL is too generic. The final goal is to have a generic
option called like this which is selected by the arch-specific ones
CONFIG_X86_RESCTRL and CONFIG_ARM64_RESCTRL. The generic one will
cover the resctrl filesystem and other generic and shared bits of
functionality.

Signed-off-by: Borislav Petkov <bp@suse.de>
Suggested-by: Ingo Molnar <mingo@kernel.org>
Requested-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Babu Moger <babu.moger@amd.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: James Morse <james.morse@arm.com>
Cc: Reinette Chatre <reinette.chatre@intel.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: x86@kernel.org
Link: http://lkml.kernel.org/r/20190108171401.GC12235@zn.tnic
2019-01-09 10:29:03 +01:00
Minchan Kim 1d69a3f8ae zram: idle writeback fixes and cleanup
This patch includes some fixes and cleanup for idle-page writeback.

1. writeback_limit interface

Now writeback_limit interface is rather conusing.  For example, once
writeback limit budget is exausted, admin can see 0 from
/sys/block/zramX/writeback_limit which is same semantic with disable
writeback_limit at this moment.  IOW, admin cannot tell that zero came
from disable writeback limit or exausted writeback limit.

To make the interface clear, let's sepatate enable of writeback limit to
another knob - /sys/block/zram0/writeback_limit_enable

* before:
  while true :
    # to re-enable writeback limit once previous one is used up
    echo 0 > /sys/block/zram0/writeback_limit
    echo $((200<<20)) > /sys/block/zram0/writeback_limit
    ..
    .. # used up the writeback limit budget

* new
  # To enable writeback limit, from the beginning, admin should
  # enable it.
  echo $((200<<20)) > /sys/block/zram0/writeback_limit
  echo 1 > /sys/block/zram/0/writeback_limit_enable
  while true :
    echo $((200<<20)) > /sys/block/zram0/writeback_limit
    ..
    .. # used up the writeback limit budget

It's much strightforward.

2. fix condition check idle/huge writeback mode check

The mode in writeback_store is not bit opeartion any more so no need to
use bit operations.  Furthermore, current condition check is broken in
that it does writeback every pages regardless of huge/idle.

3. clean up idle_store

No need to use goto.

[minchan@kernel.org: missed spin_lock_init]
  Link: http://lkml.kernel.org/r/20190103001601.GA255139@google.com
Link: http://lkml.kernel.org/r/20181224033529.19450-1-minchan@kernel.org
Signed-off-by: Minchan Kim <minchan@kernel.org>
Suggested-by: John Dias <joaodias@google.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>
Cc: John Dias <joaodias@google.com>
Cc: Srinivas Paladugu <srnvs@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-01-08 17:15:10 -08:00
Greg Kroah-Hartman 735df0ff6e Documentation: driver core: remove use of BUS_ATTR
We are getting rid of the "raw" BUS_ATTR() macro, so fix up the
documentation to not refer to it anymore.

Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-01-08 15:17:45 +01:00
Daniel Borkmann a769fa7208 bpf, doc: update design qa to reflect kern_version requirement
Update the bpf_design_QA.rst to also reflect recent changes in
6c4fc209fc ("bpf: remove useless version check for prog load").

Suggested-by: Quentin Monnet <quentin.monnet@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2019-01-07 15:52:00 -08:00
Kunihiko Hayashi 69af3d1b8a dt-bindings: reset: uniphier: Add AHCI core reset description
Add compatible strings for reset control of AHCI core implemented in
UniPhier SoCs. The reset control belongs to AHCI glue layer.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2019-01-07 16:38:51 +01:00
Kunihiko Hayashi 21b22136b4 dt-bindings: reset: uniphier: Replace the expression of USB3 with generic peripherals
Replace the expression of "USB3 glue layer" with the glue layer of the
generic peripherals to allow other devices to use it. The reset control
belongs to this glue layer.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2019-01-07 16:38:51 +01:00
Dinh Nguyen a277105b23 ARM: socfpga: dts: document "altr,stratix10-rst-mgr" binding
"altr,stratix10-rst-mgr" is used for the Stratix10 reset manager.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
2019-01-07 16:38:51 +01:00
Guo Ren 8a5aaf97cc Documentation/features: Add csky kernel features
core/ cBPF-JIT             : TODO |
      core/ eBPF-JIT             : TODO |
      core/ generic-idle-thread  :  ok  |
      core/ jump-labels          : TODO |
      core/ tracehook            :  ok  |
     debug/ KASAN                : TODO |
     debug/ gcov-profile-all     : TODO |
     debug/ kgdb                 : TODO |
     debug/ kprobes-on-ftrace    : TODO |
     debug/ kprobes              : TODO |
     debug/ kretprobes           : TODO |
     debug/ optprobes            : TODO |
     debug/ stackprotector       : TODO |
     debug/ uprobes              : TODO |
     debug/ user-ret-profiler    : TODO |
        io/ dma-contiguous       :  ok  |
   locking/ cmpxchg-local        : TODO |
   locking/ lockdep              : TODO |
   locking/ queued-rwlocks       :  ok  |
   locking/ queued-spinlocks     : TODO |
   locking/ rwsem-optimized      : TODO |
      perf/ kprobes-event        : TODO |
      perf/ perf-regs            : TODO |
      perf/ perf-stackdump       : TODO |
     sched/ membarrier-sync-core : TODO |
     sched/ numa-balancing       :  ..  |
   seccomp/ seccomp-filter       : TODO |
      time/ arch-tick-broadcast  : TODO |
      time/ clockevents          :  ok  |
      time/ context-tracking     : TODO |
      time/ irq-time-acct        : TODO |
      time/ modern-timekeeping   :  ok  |
      time/ virt-cpuacct         : TODO |
        vm/ ELF-ASLR             : TODO |
        vm/ PG_uncached          : TODO |
        vm/ THP                  :  ..  |
        vm/ batch-unmap-tlb-flush: TODO |
        vm/ huge-vmap            : TODO |
        vm/ ioremap_prot         : TODO |
        vm/ numa-memblock        :  ..  |
        vm/ pte_special          : TODO |

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Arnd Bergmann <arnd@arndb.de>
2019-01-07 22:22:16 +08:00
Matthew Wilcox b0606fed6e XArray: Honour reserved entries in xa_insert
xa_insert() should treat reserved entries as occupied, not as available.
Also, it should treat requests to insert a NULL pointer as a request
to reserve the slot.  Add xa_insert_bh() and xa_insert_irq() for
completeness.

Signed-off-by: Matthew Wilcox <willy@infradead.org>
2019-01-06 22:12:58 -05:00
Linus Torvalds 85e1ffbd42 Kbuild late updates for v4.21
- improve boolinit.cocci and use_after_iter.cocci semantic patches
 
 - fix alignment for kallsyms
 
 - move 'asm goto' compiler test to Kconfig and clean up jump_label
   CONFIG option
 
 - generate asm-generic wrappers automatically if arch does not implement
   mandatory UAPI headers
 
 - remove redundant generic-y defines
 
 - misc cleanups
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Merge tag 'kbuild-v4.21-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull more Kbuild updates from Masahiro Yamada:

 - improve boolinit.cocci and use_after_iter.cocci semantic patches

 - fix alignment for kallsyms

 - move 'asm goto' compiler test to Kconfig and clean up jump_label
   CONFIG option

 - generate asm-generic wrappers automatically if arch does not
   implement mandatory UAPI headers

 - remove redundant generic-y defines

 - misc cleanups

* tag 'kbuild-v4.21-3' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kconfig: rename generated .*conf-cfg to *conf-cfg
  kbuild: remove unnecessary stubs for archheader and archscripts
  kbuild: use assignment instead of define ... endef for filechk_* rules
  arch: remove redundant UAPI generic-y defines
  kbuild: generate asm-generic wrappers if mandatory headers are missing
  arch: remove stale comments "UAPI Header export list"
  riscv: remove redundant kernel-space generic-y
  kbuild: change filechk to surround the given command with { }
  kbuild: remove redundant target cleaning on failure
  kbuild: clean up rule_dtc_dt_yaml
  kbuild: remove UIMAGE_IN and UIMAGE_OUT
  jump_label: move 'asm goto' support test to Kconfig
  kallsyms: lower alignment on ARM
  scripts: coccinelle: boolinit: drop warnings on named constants
  scripts: coccinelle: check for redeclaration
  kconfig: remove unused "file" field of yylval union
  nds32: remove redundant kernel-space generic-y
  nios2: remove unneeded HAS_DMA define
2019-01-06 16:33:10 -08:00
Linus Torvalds baa6707381 Add Adiantum support for fscrypt
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Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt

Pull fscrypt updates from Ted Ts'o:
 "Add Adiantum support for fscrypt"

* tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt:
  fscrypt: add Adiantum support
2019-01-06 12:21:11 -08:00