Highlights:
- More fixes for read/write codepath regressions
- Sleeping while holding the inode lock
- Stricter enforcement of page contiguity when coalescing requests
- Fix up error handling in the page coalescing code
- Don't busy wait on SIGKILL in the file locking code
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Merge tag 'nfs-for-3.17-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client fixes from Trond Myklebust:
"Highlights:
- more fixes for read/write codepath regressions
* sleeping while holding the inode lock
* stricter enforcement of page contiguity when coalescing requests
* fix up error handling in the page coalescing code
- don't busy wait on SIGKILL in the file locking code"
* tag 'nfs-for-3.17-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
nfs: Don't busy-wait on SIGKILL in __nfs_iocounter_wait
nfs: can_coalesce_requests must enforce contiguity
nfs: disallow duplicate pages in pgio page vectors
nfs: don't sleep with inode lock in lock_and_join_requests
nfs: fix error handling in lock_and_join_requests
nfs: use blocking page_group_lock in add_request
nfs: fix nonblocking calls to nfs_page_group_lock
nfs: change nfs_page_group_lock argument
This is to properly put to NULL the ptp_clock while un-register the PTP support.
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This patch is to fix the IPC bit into the GMAC control register
that must be done after the core initialization otherwise it will
not have any effect.
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
* Confine SH_INTC to platforms that need it
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Merge tag 'renesas-sh-drivers-for-v3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas
Pull SH driver fix from Simon Horman:
"Confine SH_INTC to platforms that need it"
* tag 'renesas-sh-drivers-for-v3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
sh: intc: Confine SH_INTC to platforms that need it
Pull MIPS fixes from Ralf Baechle:
"Pretty much all across the field so with this we should be in
reasonable shape for the upcoming -rc2"
* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
MIPS: OCTEON: make get_system_type() thread-safe
MIPS: CPS: Initialize EVA before bringing up VPEs from secondary cores
MIPS: Malta: EVA: Rename 'eva_entry' to 'platform_eva_init'
MIPS: EVA: Add new EVA header
MIPS: scall64-o32: Fix indirect syscall detection
MIPS: syscall: Fix AUDIT value for O32 processes on MIPS64
MIPS: Loongson: Fix COP2 usage for preemptible kernel
MIPS: NL: Fix nlm_xlp_defconfig build error
MIPS: Remove race window in page fault handling
MIPS: Malta: Improve system memory detection for '{e, }memsize' >= 2G
MIPS: Alchemy: Fix db1200 PSC clock enablement
MIPS: BCM47XX: Fix reboot problem on BCM4705/BCM4785
MIPS: Remove duplicated include from numa.c
MIPS: Add common plat_irq_dispatch declaration
MIPS: MSP71xx: remove unused plat_irq_dispatch() argument
MIPS: GIC: Remove useless parens from GICBIS().
MIPS: perf: Mark pmu interupt IRQF_NO_THREAD
Code manipulating sysfs symlinks on adjacent net_devices(s)
currently doesn't take into account that devices potentially
belong to different namespaces.
This patch trying to fix an issue as follows:
- check for net_ns before creating / deleting symlink.
for now only netdev_adjacent_rename_links and
__netdev_adjacent_dev_remove are affected, afaics
__netdev_adjacent_dev_insert implies both net_devs
belong to the same namespace.
- Drop all existing symlinks to / from all adj_devs before
switching namespace and recreate them just after.
Signed-off-by: Alexander Y. Fomichev <git.user@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
separate trampolines had a design flaw with the interaction between
the function and function_graph tracers.
The main flaw was the simplification of the use of multiple tracers having
the same filter (like function and function_graph, that use the
set_ftrace_filter file to filter their code). The design assumed that the
two tracers could never run simultaneously as only one tracer can be
used at a time. The problem with this assumption was that the function
profiler could be implemented on top of the function graph tracer, and
the function profiler could run at the same time as the function tracer.
This caused the assumption to be broken and when ftrace detected this
failed assumpiton it would spit out a nasty warning and shut itself down.
Instead of using a single ftrace_ops that switches between the function
and function_graph callbacks, the two tracers can again use their own
ftrace_ops. But instead of having a complex hierarchy of ftrace_ops,
the filter fields are placed in its own structure and the ftrace_ops
can carefully use the same filter. This change took a bit to be able
to allow for this and currently only the global_ops can share the same
filter, but this new design can easily be modified to allow for any
ftrace_ops to share its filter with another ftrace_ops.
The first four patches deal with the change of allowing the ftrace_ops
to share the filter (and this needs to go to 3.16 as well).
The fifth patch fixes a bug that was also caused by the new changes
but only for archs other than x86, and only if those archs implement
a direct call to the function_graph tracer which they do not do yet
but will in the future. It does not need to go to stable, but needs
to be fixed before the other archs update their code to allow direct
calls to the function_graph trampoline.
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Merge tag 'trace-fixes-v3.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull fix for ftrace function tracer/profiler conflict from Steven Rostedt:
"The rewrite of the ftrace code that makes it possible to allow for
separate trampolines had a design flaw with the interaction between
the function and function_graph tracers.
The main flaw was the simplification of the use of multiple tracers
having the same filter (like function and function_graph, that use the
set_ftrace_filter file to filter their code). The design assumed that
the two tracers could never run simultaneously as only one tracer can
be used at a time. The problem with this assumption was that the
function profiler could be implemented on top of the function graph
tracer, and the function profiler could run at the same time as the
function tracer. This caused the assumption to be broken and when
ftrace detected this failed assumpiton it would spit out a nasty
warning and shut itself down.
Instead of using a single ftrace_ops that switches between the
function and function_graph callbacks, the two tracers can again use
their own ftrace_ops. But instead of having a complex hierarchy of
ftrace_ops, the filter fields are placed in its own structure and the
ftrace_ops can carefully use the same filter. This change took a bit
to be able to allow for this and currently only the global_ops can
share the same filter, but this new design can easily be modified to
allow for any ftrace_ops to share its filter with another ftrace_ops.
The first four patches deal with the change of allowing the ftrace_ops
to share the filter (and this needs to go to 3.16 as well).
The fifth patch fixes a bug that was also caused by the new changes
but only for archs other than x86, and only if those archs implement a
direct call to the function_graph tracer which they do not do yet but
will in the future. It does not need to go to stable, but needs to be
fixed before the other archs update their code to allow direct calls
to the function_graph trampoline"
* tag 'trace-fixes-v3.17-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
ftrace: Use current addr when converting to nop in __ftrace_replace_code()
ftrace: Fix function_profiler and function tracer together
ftrace: Fix up trampoline accounting with looping on hash ops
ftrace: Update all ftrace_ops for a ftrace_hash_ops update
ftrace: Allow ftrace_ops to use the hashes from other ops
Clarify descriptions of SMB2 and SMB3 support in Kconfig
Signed-off-by: Steve French <smfrench@gmail.com>
Reviewed-by: Pavel Shilovsky <pshilovsky@samba.org>
Commit f8ec894945 allowed external callers
use slot dropping logic, unfortunately it also broke external users of
input_mt_is_used() as we stopped incrementing frame count unless input
device was set up to automatically drop unused slots.
Fixes: f8ec894945 ("Input: MT - make slot cleanup callable outside
mt_sync_frame()")
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=83081
Reported-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Tested-by: Gabriele Mazzotta <gabriele.mzt@gmail.com>
Reviewed-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This verifies to truncate any allocated blocks, offset[0], by inline_data.
Not figured out, but for making sure.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
The existing code uses the old MAX_NAME constant. This causes
XFS test generic/013 to fail. Fix it by replacing MAX_NAME with
PATH_MAX that SMB1 uses. Also remove an unused MAX_NAME constant
definition.
Cc: <stable@vger.kernel.org> # v3.7+
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
The existing code calls server->ops->close() that is not
right. This causes XFS test generic/310 to fail. Fix this
by using server->ops->closedir() function.
Cc: <stable@vger.kernel.org> # v3.7+
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>
Upstream commit:
95d76acc75 ("x86, irq: Count legacy IRQs by legacy_pic->nr_legacy_irqs instead of NR_IRQS_LEGACY")
removed reserved interrupts for the platforms that do not have a legacy IOAPIC.
Which breaks the boot on Intel MID platforms such as Medfield:
BUG: unable to handle kernel NULL pointer dereference at 0000003a
IP: [<c107079a>] setup_irq+0xf/0x4d [ 0.000000] *pdpt = 0000000000000000 *pde = 9bbf32453167e510
The culprit is an uncoditional setting of IRQ2 which is used
as cascade IRQ on legacy platforms. It seems we have to check
if we have enough legacy IRQs reserved before we can call
setup_irq().
The fix adds such check in native_init_IRQ() and in setup_default_timer_irq().
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jiang Liu <jiang.liu@linux.intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: David Cohen <david.a.cohen@linux.intel.com>
Link: http://lkml.kernel.org/r/1405931920-12871-1-git-send-email-andriy.shevchenko@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
The stick is not recognized.
This dongle uses r8188eu but usb-id is missing.
3.16.0
Signed-off-by: Holger Paradies <retabell@gmx.de>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
NFC will leak buffer if send failed.
Use single exit point that does the freeing
Cc: stable@vger.kernel.org #3.10+
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
If connect request is queued (e.g. device in pg) set client state
to initializing, thus avoid preliminary exit in wait if current
state is disconnected.
This is regression from:
commit e4d8270e60
Author: Alexander Usyskin <alexander.usyskin@intel.com>
mei: set connecting state just upon connection request is sent to the fw
CC: stable@vger.kernel.org # 3.15+
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Set the default EP max packet value as 8 bytes, because in the case
of low-speed, 'ep_mps' is not set. Thus, the default value of 'ep_mps'
should be considered for the case of low-speed.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The roothub's index per controller is from 0, but the hub port index per hub
is from 1, this patch fixes "can't find device at roohub" problem for connecting
test fixture at roohub when do USB-IF Embedded Host High-Speed Electrical Test.
This patch is for v3.12+.
Cc: stable@vger.kernel.org
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This adds the PCI ID a BCM43217 without a sprom.
This devices was found on a Netgear R6250 attached to a BCM4708 ARM SoC.
bcma: bus1: Found chip with id 0xA8D1, rev 0x00 and package 0x08
bcma: bus1: Core 0 found: ChipCommon (manuf 0x4BF, id 0x800, rev 0x27, class 0x0)
bcma: bus1: Core 1 found: IEEE 802.11 (manuf 0x4BF, id 0x812, rev 0x1E, class 0x0)
bcma: bus1: Core 2 found: PCIe (manuf 0x4BF, id 0x820, rev 0x14, class 0x0)
b43-phy0: Broadcom 43217 WLAN found (core revision 30)
b43-phy0: Found PHY: Analog 9, Type 4 (N), Revision 17
b43-phy0: Found Radio: Manuf 0x17F, ID 0x2057, Revision 14, Version 1
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This adds one more ACPI ID of a Broadcom bluetooth chip.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
After commit 174beab7d4 ("at76c50x-usb: Don't perform DMA from stack memory")
at76_delete_device() and usb_put_dev() are called both
if at76_init_new_device() fails in at76_probe().
But at76_delete_device() does usb_put_dev(priv->dev) itself
that means double usb_put_dev().
The patch avoids the problem by moving usb_put_dev() from
at76_delete_device() to at76_disconnect().
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Rewrite a duplicated test to test the correct value
The Coccinelle semantic patch that finds this problem is:
// <smpl>
@@
expression E;
@@
(
* E
|| ... || E
|
* E
&& ... && E
)
// </smpl>
Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Larry.Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
14e4:4351 is found on a Broadcom BCM43222.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Export handle_fasteoi_irq to be able to use it in e.g. the Zynq gpio driver
since commit 6dd8595083 ("gpio: zynq: Fix IRQ handlers").
This fixes the following link issue:
ERROR: "handle_fasteoi_irq" [drivers/gpio/gpio-zynq.ko] undefined!
Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Vincent Stehle <vincent.stehle@laposte.net>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
Link: http://lkml.kernel.org/r/1408663880-29179-1-git-send-email-vincent.stehle@laposte.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
The uSCSI from Newer Technology is a SCSI-USB converter with USB ID 06ca:2003.
Like several other SCSI-USB products, it's a Shuttle Technology OEM device.
Without a suitable entry in unusual-devs.h, the converter can only access the
(single) device with SCSI ID 0. Copying the entry for device 04e6:0002 allows
it to work with devices with other SCSI IDs too.
There are currently six entries for Shuttle-developed SCSI-USB devices in
unusual-devs.h (grep for euscsi):
04e6:0002 Shuttle eUSCSI Bridge USB_SC_DEVICE, USB_PR_DEVICE
04e6:000b Shuttle eUSCSI Bridge USB_SC_SCSI, USB_PR_BULK
04e6:000c Shuttle eUSCSI Bridge USB_SC_SCSI, USB_PR_BULK
050d:0115 Belkin USB SCSI Adaptor USB_SC_SCSI, USB_PR_BULK
07af:0004 Microtech USB-SCSI-DB25 USB_SC_DEVICE, USB_PR_DEVICE
07af:0005 Microtech USB-SCSI-HD50 USB_SC_DEVICE, USB_PR_DEVICE
lsusb -v output for the uSCSI lists
bInterfaceSubClass 6 SCSI
bInterfaceProtocol 80 Bulk (Zip)
This patch adds an entry for the uSCSI to unusual_devs.h.
Signed-off-by: Mark Knibbs <markk@clara.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch adds an entry in MAINTAINERS file for USB/IP
driver.
Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This was used back when usbip-host was an interface device driver;
after the conversion to device driver, the table remained unused.
Remove it in order to stop receiving a warning about it.
Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
At this point, USB/IP kernel code is fully functional
and can be moved out of staging.
Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
At this point, USB/IP userspace code is fully functional
and can be moved out of staging.
Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1. a malicious user to trigger a kernel BUG
2. a malicious user to change the storage key of read-only pages
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Merge tag 'kvm-s390-20140825' of git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux into kvm-master
Here are two fixes for s390 KVM code that prevent:
1. a malicious user to trigger a kernel BUG
2. a malicious user to change the storage key of read-only pages
The PFMF instruction handler blindly wrote the storage key even if
the page was mapped R/O in the host. Lets try a COW before continuing
and bail out in case of errors.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Cc: stable@vger.kernel.org
In the early days, we had some special handling for the
KVM_EXIT_S390_SIEIC exit, but this was gone in 2009 with commit
d7b0b5eb30 (KVM: s390: Make psw available on all exits, not
just a subset).
Now this switch statement is just a sanity check for userspace
not messing with the kvm_run structure. Unfortunately, this
allows userspace to trigger a kernel BUG. Let's just remove
this switch statement.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Cc: stable@vger.kernel.org
Hummingboard has no over current hardware, so disable the over current
detection for both ports.
Cubox-i has over current hardware, so appropriately configure this.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Use HAVE_JUMP_LABEL as elsewhere in the kernel to ensure
that the toolchain has the required support in addition to
CONFIG_JUMP_LABEL being set.
Signed-off-by: Zhouyi Zhou <yizhouzhou@ict.ac.cn>
Reviewed-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Commit "HID: logitech: perform bounds checking on device_id early
enough" unfortunately leaks some errors to dmesg which are not real
ones:
- if the report is not a DJ one, then there is not point in checking
the device_id
- the receiver (index 0) can also receive some notifications which
can be safely ignored given the current implementation
Move out the test regarding the report_id and also discards
printing errors when the receiver got notified.
Fixes: ad3e14d7c5
Cc: stable@vger.kernel.org
Reported-and-tested-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Pull x86 fixes from Ingo Molnar:
"A couple of EFI fixes, plus misc fixes all around the map"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
efi/arm64: Store Runtime Services revision
firmware: Do not use WARN_ON(!spin_is_locked())
x86_32, entry: Clean up sysenter_badsys declaration
x86/doc: Fix the 'tlb_single_page_flush_ceiling' sysconfig path
x86/mm: Fix sparse 'tlb_single_page_flush_ceiling' warning and make the variable read-mostly
x86/mm: Fix RCU splat from new TLB tracepoints
Pull perf fixes from Ingo Molnar:
"A kprobes and a perf compat ioctl fix"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf: Handle compat ioctl
kprobes: Skip kretprobe hit in NMI context to avoid deadlock
A collection of fixes from this week, it's been pretty quiet and nothing
really stands out as particularly noteworthy here -- mostly minor fixes
across the field:
- ODROID booting was fixed due to PMIC interrupts missing in DT
- A collection of i.MX fixes
- Minor Tegra fix for regulators
- Rockchip fix and addition of SoC-specific mailing list to make it
easier to find posted patches.
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Olof Johansson:
"A collection of fixes from this week, it's been pretty quiet and
nothing really stands out as particularly noteworthy here -- mostly
minor fixes across the field:
- ODROID booting was fixed due to PMIC interrupts missing in DT
- a collection of i.MX fixes
- minor Tegra fix for regulators
- Rockchip fix and addition of SoC-specific mailing list to make it
easier to find posted patches"
* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
bus: arm-ccn: Fix warning message
ARM: shmobile: koelsch: Remove non-existent i2c6 pinmux
ARM: tegra: apalis/colibri t30: fix on-module 5v0 supplies
MAINTAINERS: add new Rockchip SoC list
ARM: dts: rockchip: readd missing mmc0 pinctrl settings
ARM: dts: ODROID i2c improvements
ARM: dts: Enable PMIC interrupts on ODROID
ARM: dts: imx6sx: fix the pad setting for uart CTS_B
ARM: dts: i.MX53: fix apparent bug in VPU clks
ARM: imx: correct gpu2d_axi and gpu3d_axi clock setting
ARM: dts: imx6: edmqmx6: change enet reset pin
ARM: dts: vf610-twr: Fix pinctrl_esdhc1 pin definitions.
ARM: imx: remove unnecessary ARCH_HAS_OPP select
ARM: imx: fix TLB missing of IOMUXC base address during suspend
ARM: imx6: fix SMP compilation again
ARM: dt: sun6i: Add #address-cells and #size-cells to i2c controller nodes
- A largeish fix for the IRQ handling in the new Zynq driver.
The quite verbose commit message gives the exact details.
- Move some defines for gpiod flags outside an ifdef to make
stub functions work again.
- Various minor fixes that we can accept for -rc1.
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Merge tag 'gpio-v3.17-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
Pull gpio fixes from Linus Walleij:
- a largeish fix for the IRQ handling in the new Zynq driver. The
quite verbose commit message gives the exact details.
- move some defines for gpiod flags outside an ifdef to make stub
functions work again.
- various minor fixes that we can accept for -rc1.
* tag 'gpio-v3.17-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
gpio-lynxpoint: enable input sensing in resume
gpio: move GPIOD flags outside #ifdef
gpio: delete unneeded test before of_node_put
gpio: zynq: Fix IRQ handlers
gpiolib: devres: use correct structure type name in sizeof
MAINTAINERS: Change maintainer for gpio-bcm-kona.c
Pull drm fixes from Dave Airlie:
"Intel and radeon fixes.
Post KS/LC git requests from i915 and radeon stacked up. They are all
fixes along with some new pci ids for radeon, and one maintainers file
entry.
- i915: display fixes and irq fixes
- radeon: pci ids, and misc gpuvm, dpm and hdp cache"
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (29 commits)
MAINTAINERS: Add entry for Renesas DRM drivers
drm/radeon: add additional SI pci ids
drm/radeon: add new bonaire pci ids
drm/radeon: add new KV pci id
Revert "drm/radeon: Use write-combined CPU mappings of ring buffers with PCIe"
drm/radeon: fix active_cu mask on SI and CIK after re-init (v3)
drm/radeon: fix active cu count for SI and CIK
drm/radeon: re-enable selective GPUVM flushing
drm/radeon: Sync ME and PFP after CP semaphore waits v4
drm/radeon: fix display handling in radeon_gpu_reset
drm/radeon: fix pm handling in radeon_gpu_reset
drm/radeon: Only flush HDP cache for indirect buffers from userspace
drm/radeon: properly document reloc priority mask
drm/i915: don't try to retrain a DP link on an inactive CRTC
drm/i915: make sure VDD is turned off during system suspend
drm/i915: cancel hotplug and dig_port work during suspend and unload
drm/i915: fix HPD IRQ reenable work cancelation
drm/i915: take display port power domain in DP HPD handler
drm/i915: Don't try to enable cursor from setplane when crtc is disabled
drm/i915: Skip load detect when intel_crtc->new_enable==true
...
As reported by Dan Aloni, commit f8567a3845 ("aio: fix aio request
leak when events are reaped by userspace") introduces a regression when
user code attempts to perform io_submit() with more events than are
available in the ring buffer. Reverting that commit would reintroduce a
regression when user space event reaping is used.
Fixing this bug is a bit more involved than the previous attempts to fix
this regression. Since we do not have a single point at which we can
count events as being reaped by user space and io_getevents(), we have
to track event completion by looking at the number of events left in the
event ring. So long as there are as many events in the ring buffer as
there have been completion events generate, we cannot call
put_reqs_available(). The code to check for this is now placed in
refill_reqs_available().
A test program from Dan and modified by me for verifying this bug is available
at http://www.kvack.org/~bcrl/20140824-aio_bug.c .
Reported-by: Dan Aloni <dan@kernelim.com>
Signed-off-by: Benjamin LaHaise <bcrl@kvack.org>
Acked-by: Dan Aloni <dan@kernelim.com>
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: Mateusz Guzik <mguzik@redhat.com>
Cc: Petr Matousek <pmatouse@redhat.com>
Cc: stable@vger.kernel.org # v3.16 and anything that f8567a3845 was backported to
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Here's our first set of fixes for v3.17-rc cycle. Most fixes are
pretty minor changes like the signedness bug in dwc3, or the wrong
string format on MUSB.
The most interesting part is the addition of Intel Quark X1000 support
to PCH UDC.
Signed-of-by: Felipe Balbi <balbi@ti.com>
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Merge tag 'fixes-for-v3.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb into work-linus
Felipe writes:
usb: fixes for v3.17-rc2
Here's our first set of fixes for v3.17-rc cycle. Most fixes are
pretty minor changes like the signedness bug in dwc3, or the wrong
string format on MUSB.
The most interesting part is the addition of Intel Quark X1000 support
to PCH UDC.
Signed-of-by: Felipe Balbi <balbi@ti.com>
This patch fixes a potential security issue in the whiteheat USB driver
which might allow a local attacker to cause kernel memory corrpution. This
is due to an unchecked memcpy into a fixed size buffer (of 64 bytes). On
EHCI and XHCI busses it's possible to craft responses greater than 64
bytes leading a buffer overflow.
Signed-off-by: James Forshaw <forshaw@google.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
A message warning a user about wrong vc value was printing
out port instead.
Reported-by: Drew Richardson <drew.richardson@arm.com>
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
