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Author SHA1 Message Date
Linus Torvalds
cb247857f3 sound fixes for 4.13-rc6
A collection of small fixes, mostly for regression fixes (sequencer
 kconfig and emu10k1 probe) and device-specific quirks (three for USB
 and one for HD-audio).  One significant change is a fix for races in
 ALSA sequencer core, which covers over the previous incomplete fix.
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Merge tag 'sound-4.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "A collection of small fixes, mostly for regression fixes (sequencer
  kconfig and emu10k1 probe) and device-specific quirks (three for USB
  and one for HD-audio).

  One significant change is a fix for races in ALSA sequencer core,
  which covers over the previous incomplete fix"

* tag 'sound-4.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: emu10k1: Fix forgotten user-copy conversion in init code
  ALSA: usb-audio: add DSD support for new Amanero PID
  ALSA: usb-audio: Add mute TLV for playback volumes on C-Media devices
  ALSA: usb-audio: Apply sample rate quirk to Sennheiser headset
  ALSA: seq: 2nd attempt at fixing race creating a queue
  ALSA: hda/realtek - Fix pincfg for Dell XPS 13 9370
  ALSA: seq: Fix CONFIG_SND_SEQ_MIDI dependency
2017-08-18 11:02:49 -07:00
Daniel Borkmann
2110ba5830 bpf, doc: improve sysctl knob description
Current context speaking of tcpdump filters is out of date these
days, so lets improve the sysctl description for the BPF knobs
a bit.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 11:00:41 -07:00
Colin Ian King
a120d9ab65 netxen: fix incorrect loop counter decrement
The loop counter k is currently being decremented from zero which
is incorrect. Fix this by incrementing k instead

Detected by CoverityScan, CID#401847 ("Infinite loop")

Fixes: 83f18a557c ("netxen_nic: fw dump support")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:58:33 -07:00
Linus Torvalds
4478976a43 Another dma-mapping regression fix.
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Merge tag 'dma-mapping-4.13-3' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fix from Christoph Hellwig:
 "Another dma-mapping regression fix"

* tag 'dma-mapping-4.13-3' of git://git.infradead.org/users/hch/dma-mapping:
  of: fix DMA mask generation
2017-08-18 10:51:30 -07:00
Arnd Bergmann
401481e060 ipv6: fix false-postive maybe-uninitialized warning
Adding a lock around one of the assignments prevents gcc from
tracking the state of the local 'fibmatch' variable, so it can no
longer prove that 'dst' is always initialized, leading to a bogus
warning:

net/ipv6/route.c: In function 'inet6_rtm_getroute':
net/ipv6/route.c:3659:2: error: 'dst' may be used uninitialized in this function [-Werror=maybe-uninitialized]

This moves the other assignment into the same lock to shut up the
warning.

Fixes: 121622dba8 ("ipv6: route: make rtm_getroute not assume rtnl is locked")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:47:21 -07:00
David S. Miller
66ff5fa08b Merge branch 'hns3-bug-fixes'
Salil Mehta says:

====================
Misc. Bug fixes for HNS3 Ethernet Driver

This patch-set fixes various bugs reported by community.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:31:56 -07:00
Salil
1898d4e404 net: hns3: Fixes the static check warning due to missing unsupp L3 proto check
This patch fixes the static check warning due to missing handling leg of
unsupported L3 protocol type in the hns3_get_l4_protocol() function.

Fixes: 76ad4f0ee7 ("net: hns3: Add support of HNS3 Ethernet Driver for
hip08 SoC")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:31:56 -07:00
Salil
9db85f33c0 net: hns3: Fixes the static checker error warning in hns3_get_link_ksettings()
This patch fixes the static check error warning in hns3_get_link_ksettings()
function by re-arranging the code.

Fixes: 496d03e960 ("net: hns3: Add Ethtool support to HNS3 Driver")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:31:56 -07:00
Salil
d36d36ceac net: hns3: Fixes the missing u64_stats_fetch_begin_irq in 64-bit stats fetch
This patch fixes the missing u64_stats_fetch_begin_irq() while trying to
atomically do 64-bit RX/TX fetch. We did not get any error during test
as our SoC is 64-bit so all of these seq/lock operations results in NOOP.

As such, this seq lock supports has been added for the sake of completion
if this code ever runs on 32-bit platform and we are trying to do 64-bit
stats fetch.

Fixes: 76ad4f0ee7 ("net: hns3: Add support of HNS3 Ethernet Driver for
hip08 SoC")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:31:56 -07:00
Chris Mi
7f3b39dafc net/sched: Fix the logic error to decide the ingress qdisc
The offending commit used a newly added helper function.
But the logic is wrong. Without this fix, the affected NICs
can't do HW offload. Error -EOPNOTSUPP will be returned directly.

Fixes: a2e8da9378 ("net/sched: use newly added classid identity helpers")
Signed-off-by: Chris Mi <chrism@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:29:04 -07:00
Colin Ian King
eac2c68d66 nfp: fix infinite loop on umapping cleanup
The while loop that performs the dma page unmapping never decrements
index counter f and hence loops forever. Fix this with a pre-decrement
on f.

Detected by CoverityScan, CID#1357309 ("Infinite loop")

Fixes: 4c3523623d ("net: add driver for Netronome NFP4000/NFP6000 NIC VFs")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:28:06 -07:00
David S. Miller
6ed272b2e9 Merge branch 's390-qeth-next'
Julian Wiedmann says:

====================
s390/net: more updates for 4.14

please apply another batch of qeth patches for net-next.
This reworks the xmit path for L2 OSAs to use skb_cow_head() instead of
skb_realloc_headroom().
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:31 -07:00
Julian Wiedmann
0d6f02d375 s390/qeth: use skb_cow_head() for L2 OSA xmit
Taking a full copy via skb_realloc_headroom() on every xmit is overkill
and wastes CPU time; all we actually need is to push on the qeth_hdr.
So rework the L2 OSA TX path to avoid the copy.
Minor complications arise because struct qeth_hdr must not cross a page
boundary. So add a new helper qeth_push_hdr() that catches this, and
falls back to the hdr cache that we already use for IQDs.

This change uncovered that qeth's TX completion takes rather long.
Now that we no longer free the original skb straight away and thus call
skb->destructor later than before, throughput regresses significantly.
For now, restore old behaviour by adding an explicit skb_orphan(),
and a big TODO to improve the TX completion time.

Tested-by: Nils Hoppmann <niho@de.ibm.com>
Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
eaf3cc087f s390/qeth: unify code to build header elements
After plenty of refactoring, use hd_len as single indication that
the skb needs a dedicated header element.

This preserves existing behaviour for TSO, as 'hdr' always points
to skb->data.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
f1588177b2 s390/qeth: pass full IQD header length to fill_buffer()
This is a prerequisite for unifying the code to build header elements.
The TSO header has a different size, so we can no longer rely on implicitly
adding the size of a normal qeth_hdr.

No functional change.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
9c3bfda999 s390/qeth: pass TSO data offset to fill_buffer()
For TSO we need to skip the skb's qeth/IP/TCP headers when mapping
it into buffer elements. Instead of (mis)using skb_pull(), pass a
corresponding offset to fill_buffer() like we already do for IQDs.

No actual change in the resulting TSO buffers.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
13ddacb526 s390/qeth: pass TSO header length to fill_buffer()
The TSO code already calculates the length of its header element,
no need to duplicate this in the low-level code again.

Use this opportunity to make hd_len unsigned, and for TSO match
its calculation to what tso_fill_header() does.

No functional change.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
ae79fe03ae s390/qeth: pass full data length to l2_fill_header()
For IQD we already need to fix up the qeth_hdr's length field, and
future changes will require more flexibility for OSA as well. The
device-specific path knows best what header length it requires, so just
pass it from there.
While at it, remove the unused qeth_card parameter.

No functional change.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Julian Wiedmann
7286384bcf s390/qeth: split L2 xmit paths
l2_hard_start_xmit() actually doesn't contain much shared code,
and having device-specific paths makes isolated changes a lot easier.
So split it into three routines for IQD, OSN and OSD/OSM/OSX.

No functional change.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:21:30 -07:00
Jiri Pirko
acc8b31665 net: sched: fix p_filter_chain check in tcf_chain_flush
The dereference before check is wrong and leads to an oops when
p_filter_chain is NULL. The check needs to be done on the pointer to
prevent NULL dereference.

Fixes: f93e1cdcf4 ("net/sched: fix filter flushing")
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:19:11 -07:00
Dan Carpenter
ae2b27b859 bpf: fix a return in sockmap_get_from_fd()
"map" is a valid pointer.  We wanted to return "err" instead.  Also
let's return a zero literal at the end.

Fixes: 174a79ff95 ("bpf: sockmap with sk redirect support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:18:20 -07:00
David S. Miller
98ee2a1137 Merge branch 'liquidio-initialization-fixes-for-embedded-firmware'
Rick Farrington says:

====================
liquidio: initialization fixes for embedded firmware

Fix problems when using an adapter w/embedded f/w (param "fw_type=none").

1. Add support for PF FLR when exiting.
2. Skip some initialization (don't try to load f/w, activate consoles).
3. Issue credits BEFORE enabling DROQs.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:14:26 -07:00
Rick Farrington
3c57f61501 liquidio: with embedded f/w, issue droq credits before enablement
1. Issue credits BEFORE enabling DROQ's; this prevents PKTPF_ERR interrupt.

Signed-off-by: Rick Farrington <ricardo.farrington@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:14:25 -07:00
Rick Farrington
70535350e2 liquidio: with embedded f/w, don't reload f/w, issue pf flr at exit
1. Add support for PF FLR when exiting
   (enables CORE_DRV_ACTIVE upon next driver init)
2. Skip some initialization (don't try to load f/w, activate consoles).

Signed-off-by: Rick Farrington <ricardo.farrington@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-18 10:14:25 -07:00
Christoph Hellwig
c005390374 blk-mq-pci: add a fallback when pci_irq_get_affinity returns NULL
While pci_irq_get_affinity should never fail for SMP kernel that
implement the affinity mapping, it will always return NULL in the
UP case, so provide a fallback mapping of all queues to CPU 0 in
that case.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: stable@vger.kernel.org
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2017-08-18 08:08:14 -06:00
Jens Axboe
6caa0503c4 Merge branch 'nvme-4.13' of git://git.infradead.org/nvme into for-linus
Pull NVMe changes from Christoph:

"The fixes are getting really small now - two for FC, one for PCI, one
 for the fabrics layer and one for the target."
2017-08-18 08:04:15 -06:00
Thomas Gleixner
7edaeb6841 kernel/watchdog: Prevent false positives with turbo modes
The hardlockup detector on x86 uses a performance counter based on unhalted
CPU cycles and a periodic hrtimer. The hrtimer period is about 2/5 of the
performance counter period, so the hrtimer should fire 2-3 times before the
performance counter NMI fires. The NMI code checks whether the hrtimer
fired since the last invocation. If not, it assumess a hard lockup.

The calculation of those periods is based on the nominal CPU
frequency. Turbo modes increase the CPU clock frequency and therefore
shorten the period of the perf/NMI watchdog. With extreme Turbo-modes (3x
nominal frequency) the perf/NMI period is shorter than the hrtimer period
which leads to false positives.

A simple fix would be to shorten the hrtimer period, but that comes with
the side effect of more frequent hrtimer and softlockup thread wakeups,
which is not desired.

Implement a low pass filter, which checks the perf/NMI period against
kernel time. If the perf/NMI fires before 4/5 of the watchdog period has
elapsed then the event is ignored and postponed to the next perf/NMI.

That solves the problem and avoids the overhead of shorter hrtimer periods
and more frequent softlockup thread wakeups.

Fixes: 58687acba5 ("lockup_detector: Combine nmi_watchdog and softlockup detector")
Reported-and-tested-by: Kan Liang <Kan.liang@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: dzickus@redhat.com
Cc: prarit@redhat.com
Cc: ak@linux.intel.com
Cc: babu.moger@oracle.com
Cc: peterz@infradead.org
Cc: eranian@google.com
Cc: acme@redhat.com
Cc: stable@vger.kernel.org
Cc: atomlin@redhat.com
Cc: akpm@linux-foundation.org
Cc: torvalds@linux-foundation.org
Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1708150931310.1886@nanos
2017-08-18 12:35:02 +02:00
Marc Zyngier
e8f241893d genirq: Restore trigger settings in irq_modify_status()
irq_modify_status starts by clearing the trigger settings from
irq_data before applying the new settings, but doesn't restore them,
leaving them to IRQ_TYPE_NONE.

That's pretty confusing to the potential request_irq() that could
follow. Instead, snapshot the settings before clearing them, and restore
them if the irq_modify_status() invocation was not changing the trigger.

Fixes: 1e2a7d7849 ("irqdomain: Don't set type when mapping an IRQ")
Reported-and-tested-by: jeffy <jeffy.chen@rock-chips.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Jon Hunter <jonathanh@nvidia.com>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/20170818095345.12378-1-marc.zyngier@arm.com
2017-08-18 12:04:14 +02:00
Dave Gerlach
4dd6a9973b soc: ti: ti_sci_pm_domains: Populate name for genpd
Commit b6a1d093f9 ("PM / Domains: Extend generic power domain
debugfs") now creates a debugfs directory for each genpd based on the
name of the genpd. Currently no name is given to the genpd created by
ti_sci_pm_domains driver so because of this we see a NULL pointer
dereferences when it is accessed on boot when the debugfs entry creation
is attempted.

Give the genpd a name before registering it to avoid this.

Fixes: 52835d59fc ("soc: ti: Add ti_sci_pm_domains driver")
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Santosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-08-18 11:59:53 +02:00
Arnd Bergmann
93112486f4 i.MX fixes for 4.13, round 3:
- Fix PCIe reset GPIO of imx6qdl-nitrogen6_som2 board, which was
    a bad copy from nitrogen6_max device tree.
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Merge tag 'imx-fixes-4.13-3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into fixes

Pull "i.MX fixes for 4.13, round 3" from Shawn Guo:

 - Fix PCIe reset GPIO of imx6qdl-nitrogen6_som2 board, which was
   a bad copy from nitrogen6_max device tree.

* tag 'imx-fixes-4.13-3' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: dts: imx6qdl-nitrogen6_som2: fix PCIe reset
2017-08-18 11:58:38 +02:00
Arnd Bergmann
552c497c40 Allwinner fixes for 4.13, round 2
Three fixes adding a missing alias for the Ethernet controller on A64
 boards. One adding a missing interrupt for the pin controller.
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Merge tag 'sunxi-fixes-for-4.13-2' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into fixes

Pull "Allwinner fixes for 4.13, round 2" from Chen-Yu Tsai:

Three fixes adding a missing alias for the Ethernet controller on A64
boards. One adding a missing interrupt for the pin controller.

* tag 'sunxi-fixes-for-4.13-2' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  arm64: allwinner: h5: fix pinctrl IRQs
  arm64: allwinner: a64: sopine: add missing ethernet0 alias
  arm64: allwinner: a64: pine64: add missing ethernet0 alias
  arm64: allwinner: a64: bananapi-m64: add missing ethernet0 alias
2017-08-18 11:55:44 +02:00
Arvind Yadav
45bd07ad82 x86: Constify attribute_group structures
attribute_groups are not supposed to change at runtime and none of the
groups is modified.

Mark the non-const structs as const.

[ tglx: Folded into one big patch ]

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: tony.luck@intel.com
Cc: bp@alien8.de
Link: http://lkml.kernel.org/r/1500550238-15655-2-git-send-email-arvind.yadav.cs@gmail.com
2017-08-18 11:30:35 +02:00
Florian Fainelli
7374bfb82e MAINTAINERS: Remove Jason Cooper's irqchip git tree
Jason's irqchip tree does not seem to have been updated for many months
now, remove it from the list of trees to avoid any possible confusion.

Jason says:

  "Unfortunately, when I have time for irqchip, I don't always have the
   time to properly follow up with pull-requests. So, for the time being,
   I'll stick to reviewing as I can."

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Jason Cooper <jason@lakedaemon.net>
Cc: marc.zyngier@arm.com
Link: http://lkml.kernel.org/r/20170727224733.8288-1-f.fainelli@gmail.com
2017-08-18 11:06:35 +02:00
Takashi Iwai
0b36f2bd28 ALSA: emu10k1: Fix forgotten user-copy conversion in init code
The commit d42fe63d58 ("ALSA: emu10k1: Get rid of set_fs() usage")
converted the user-space copy hack with set_fs() to the direct
memcpy(), but one place was forgotten.  This resulted in the error
from snd_emu10k1_init_efx(), eventually failed to load the driver.
Fix the missing piece.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=196687
Fixes: d42fe63d58 ("ALSA: emu10k1: Get rid of set_fs() usage")
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2017-08-18 10:59:02 +02:00
Jussi Laako
ed993c6fdf ALSA: usb-audio: add DSD support for new Amanero PID
Add DSD support for new Amanero Combo384 firmware version with a new
PID. This firmware uses DSD_U32_BE.

Fixes: 3eff682d76 ("ALSA: usb-audio: Support both DSD LE/BE Amanero firmware versions")
Signed-off-by: Jussi Laako <jussi@sonarnerd.net>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2017-08-18 10:13:21 +02:00
Keith Busch
e9d8a0fdea nvme-pci: set cqe_seen on polled completions
Fixes: 920d13a884 ("nvme-pci: factor out the cqe reading mechanics from __nvme_process_cq")
Reported-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2017-08-18 09:19:39 +02:00
Gary Bisson
c40bc54fdf ARM: dts: imx6qdl-nitrogen6_som2: fix PCIe reset
Previous value was a bad copy of nitrogen6_max device tree.

Signed-off-by: Gary Bisson <gary.bisson@boundarydevices.com>
Fixes: 3faa1bb2e8 ("ARM: dts: imx: add Boundary Devices Nitrogen6_SOM2 support")
Cc: <stable@vger.kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2017-08-18 09:40:40 +08:00
Linus Torvalds
04d49f3638 amd and i915 fixes.
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Merge tag 'drm-fixes-for-v4.13-rc6' of git://people.freedesktop.org/~airlied/linux

Pull drm fixes from Dave Airlie:
 "Seems to be slowing down nicely, just one amdgpu fix, and a bunch of
  i915 fixes"

* tag 'drm-fixes-for-v4.13-rc6' of git://people.freedesktop.org/~airlied/linux:
  drm/amdgpu: save list length when fence is signaled
  drm/i915: Avoid the gpu reset vs. modeset deadlock
  drm/i915: Suppress switch_mm emission between the same aliasing_ppgtt
  drm/i915: Return correct EDP voltage swing table for 0.85V
  drm/i915/cnl: Add slice and subslice information to debugfs.
  drm/i915: Perform an invalidate prior to executing golden renderstate
  drm/i915: remove unused function declaration
2017-08-17 16:48:29 -07:00
Linus Torvalds
d33a2a9143 Power management fixes for v4.13-rc6
- Disable interrupts around reading IA32_APERF and IA32_MPERF in
    aperfmperf_snapshot_khz() (introduced recently) to avoid excessive
    delays between the reads that may result from interrupt handling
    (Doug Smythies).
 
  - Fix the comutation of the CPU frequency to be reported through the
    pstate_sample tracepoint in intel_pstate (Doug Smythies).
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Merge tag 'pm-4.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fixes from Rafael Wysocki:
 "These fix two issues related to exposing the current CPU frequency to
  user space on x86.

  Specifics:

   - Disable interrupts around reading IA32_APERF and IA32_MPERF in
     aperfmperf_snapshot_khz() (introduced recently) to avoid excessive
     delays between the reads that may result from interrupt handling
     (Doug Smythies).

   - Fix the computation of the CPU frequency to be reported through the
     pstate_sample tracepoint in intel_pstate (Doug Smythies)"

* tag 'pm-4.13-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  cpufreq: x86: Disable interrupts during MSRs reading
  cpufreq: intel_pstate: report correct CPU frequencies during trace
2017-08-17 14:21:18 -07:00
Linus Torvalds
440105d3c9 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: elan_i2c - Add antoher Lenovo ACPI ID for upcoming Lenovo NB
  Input: elan_i2c - add ELAN0608 to the ACPI table
  Input: trackpoint - assume 3 buttons when buttons detection fails
2017-08-17 13:45:44 -07:00
Marcel Holtmann
01d5e44ace Bluetooth: hci_bcm: Handle empty packet after firmware loading
The Broadcom controller on the Raspberry Pi3 sends an empty packet with
packet type 0x00 after launching the firmware. This will cause logging
of errors.

  Bluetooth: hci0: Frame reassembly failed (-84)

Since this seems to be an intented behaviour of the controller, handle
it gracefully by parsing that empty packet with packet type 0x00 and
then just simply report it as diagnostic packet.

With that change no errors are logging and the packet itself is actually
recorded in the Bluetooth monitor traces.

  < HCI Command: Broadcom Launch RAM (0x3f|0x004e) plen 4
         Address: 0xffffffff
  > HCI Event: Command Complete (0x0e) plen 4
       Broadcom Launch RAM (0x3f|0x004e) ncmd 1
         Status: Success (0x00)
  = Vendor Diagnostic (len 0)
  < HCI Command: Broadcom Update UART Baud Rate (0x3f|0x0018) plen 6
         00 00 00 10 0e 00                                ......
  > HCI Event: Command Complete (0x0e) plen 4
       Broadcom Update UART Baud Rate (0x3f|0x0018) ncmd 1
         Status: Success (0x00)
  < HCI Command: Reset (0x03|0x0003) plen 0
  > HCI Event: Command Complete (0x0e) plen 4
       Reset (0x03|0x0003) ncmd 1
         Status: Success (0x00)

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2017-08-17 22:51:50 +03:00
Loic Poulain
778ead344a dt-bindings: net: bluetooth: Add broadcom-bluetooth
Add binding document for serial bluetooth chips using
Broadcom protocol.

Signed-off-by: Loic Poulain <loic.poulain@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-08-17 21:47:21 +02:00
Dave Airlie
28eb462879 Merge branch 'drm-fixes-4.13' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
single amdgpu fix.

* 'drm-fixes-4.13' of git://people.freedesktop.org/~agd5f/linux:
  drm/amdgpu: save list length when fence is signaled
2017-08-18 05:45:03 +10:00
Loic Poulain
33cd149e76 Bluetooth: hci_bcm: Add serdev support
Add basic support for Broadcom serial slave devices.
Probe the serial device, retrieve its maximum speed and
register a new hci uart device.

Tested/compatible with bcm43438 (RPi3).

Signed-off-by: Loic Poulain <loic.poulain@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2017-08-17 21:44:55 +02:00
Dave Airlie
41d31b5fd2 Merge tag 'drm-intel-fixes-2017-08-16' of git://anongit.freedesktop.org/git/drm-intel into drm-fixes
drm/i915 fixes for v4.13-rc6

"Chris' "drm/i915: Perform an invalidate prior to executing golden renderstate" and Daniel's
"drm/i915: Avoid the gpu reset vs. modeset deadlock" seem like the most important ones.

* tag 'drm-intel-fixes-2017-08-16' of git://anongit.freedesktop.org/git/drm-intel:
  drm/i915: Avoid the gpu reset vs. modeset deadlock
  drm/i915: Suppress switch_mm emission between the same aliasing_ppgtt
  drm/i915: Return correct EDP voltage swing table for 0.85V
  drm/i915/cnl: Add slice and subslice information to debugfs.
  drm/i915: Perform an invalidate prior to executing golden renderstate
  drm/i915: remove unused function declaration
2017-08-18 05:43:10 +10:00
Darrick J. Wong
77aff8c764 xfs: don't leak quotacheck dquots when cow recovery
If we fail a mount on account of cow recovery errors, it's possible that
a previous quotacheck left some dquots in memory.  The bailout clause of
xfs_mountfs forgets to purge these, and so we leak them.  Fix that.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2017-08-17 12:40:33 -07:00
Darrick J. Wong
8204f8ddaa xfs: clear MS_ACTIVE after finishing log recovery
Way back when we established inode block-map redo log items, it was
discovered that we needed to prevent the VFS from evicting inodes during
log recovery because any given inode might be have bmap redo items to
replay even if the inode has no link count and is ultimately deleted,
and any eviction of an unlinked inode causes the inode to be truncated
and freed too early.

To make this possible, we set MS_ACTIVE so that inodes would not be torn
down immediately upon release.  Unfortunately, this also results in the
quota inodes not being released at all if a later part of the mount
process should fail, because we never reclaim the inodes.  So, set
MS_ACTIVE right before we do the last part of log recovery and clear it
immediately after we finish the log recovery so that everything
will be torn down properly if we abort the mount.

Fixes: 17c12bcd30 ("xfs: when replaying bmap operations, don't let unlinked inodes get reaped")
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
2017-08-17 12:40:33 -07:00
Rafael J. Wysocki
8179962b84 Merge branches 'intel_pstate-fix' and 'cpufreq-x86-fix'
* intel_pstate-fix:
  cpufreq: intel_pstate: report correct CPU frequencies during trace

* cpufreq-x86-fix:
  cpufreq: x86: Disable interrupts during MSRs reading
2017-08-17 21:00:30 +02:00
Linus Torvalds
3bc6c906ea Merge branch 'parisc-4.13-5' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc fixes from Helge Deller:

 - Fix PCI memory bar assignments with 64-bit kernels on machines with
   Dino/Cujo PCI chipsets. This makes PCI graphic cards work on such
   machines (from Thomas Bogendoerfer).

 - Fix documentation to be more clear about the difference between %pF
   and %pS printk format usage. There are still many places in the
   kernel which have it wrong (from Petr Mladek, Sergey Senozhatsky &
   me).

* 'parisc-4.13-5' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  printk-formats.txt: Better describe the difference between %pS and %pF
  parisc: pci memory bar assignment fails with 64bit kernels on dino/cujo
2017-08-17 11:39:54 -07:00
David S. Miller
755f17a1fc Merge branch 'bpf-smap-followups'
Daniel Borkmann says:

====================
Two BPF smap related followups

Fixing preemption imbalance and consolidating prologue
generation. Thanks!
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2017-08-17 10:25:19 -07:00