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740,193 commits

Author SHA1 Message Date
Michael Chan
4ed50ef4da bnxt_en: Refactor the functions to reserve hardware rings.
The bnxt_hwrm_reserve_{pf|vf}_rings() functions are very similar to
the bnxt_hwrm_check_{pf|vf}_rings() functions.  Refactor the former
so that the latter can make use of common code in the next patch.

Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-12 10:57:23 -04:00
Brad Mouring
a2c054a896 net: phy: Tell caller result of phy_change()
In 664fcf123a (net: phy: Threaded interrupts allow some simplification)
the phy_interrupt system was changed to use a traditional threaded
interrupt scheme instead of a workqueue approach.

With this change, the phy status check moved into phy_change, which
did not report back to the caller whether or not the interrupt was
handled. This means that, in the case of a shared phy interrupt,
only the first phydev's interrupt registers are checked (since
phy_interrupt() would always return IRQ_HANDLED). This leads to
interrupt storms when it is a secondary device that's actually the
interrupt source.

Signed-off-by: Brad Mouring <brad.mouring@ni.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-12 10:33:07 -04:00
Takashi Iwai
40088dc4e1 ALSA: hda - Revert power_save option default value
With the commit 1ba8f9d308 ("ALSA: hda: Add a power_save
blacklist"), we changed the default value of power_save option to -1
for processing the power-save blacklist.
Unfortunately, this seems breaking user-space applications that
actually read the power_save parameter value via sysfs and judge /
adjust the power-saving status.  They see the value -1 as if the
power-save is turned off, although the actual value is taken from
CONFIG_SND_HDA_POWER_SAVE_DEFAULT and it can be a positive.

So, overall, passing -1 there was no good idea.  Let's partially
revert it -- at least for power_save option default value is restored
again to CONFIG_SND_HDA_POWER_SAVE_DEFAULT.  Meanwhile, in this patch,
we keep the blacklist behavior and make is adjustable via the new
option, pm_blacklist.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=199073
Fixes: 1ba8f9d308 ("ALSA: hda: Add a power_save blacklist")
Acked-by: Hans de Goede <hdegoede@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2018-03-12 14:16:08 +01:00
Greg Kroah-Hartman
914a020d4a phy: for 4.16-rc
*) Fix a Kbuild failure in qcom-ufs
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-4.16-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-linus

phy: for 4.16-rc

 *) Fix a Kbuild failure in qcom-ufs

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2018-03-12 13:13:42 +01:00
Kirill A. Shutemov
7958b2246f x86/cpufeatures: Add Intel PCONFIG cpufeature
CPUID.0x7.0x0:EDX[18] indicates whether Intel CPU support PCONFIG instruction.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Kai Huang <kai.huang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: linux-mm@kvack.org
Link: http://lkml.kernel.org/r/20180305162610.37510-4-kirill.shutemov@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2018-03-12 12:09:53 +01:00
Kirill A. Shutemov
1da961d72a x86/cpufeatures: Add Intel Total Memory Encryption cpufeature
CPUID.0x7.0x0:ECX[13] indicates whether CPU supports Intel Total Memory
Encryption.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Kai Huang <kai.huang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: linux-mm@kvack.org
Link: http://lkml.kernel.org/r/20180305162610.37510-2-kirill.shutemov@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2018-03-12 12:09:53 +01:00
Christophe JAILLET
9ca8614980
drm/sun4i: Fix an error handling path in 'sun4i_drv_bind()'
Commit 070badfab7 ("drm/sun4i: call drm_vblank_init with correct number
of crtcs") has moved some code without updating the error handling gotos
accordingly.

Branch to the correct label and remove a now unused lablel.

Fixes: 070badfab7 ("drm/sun4i: call drm_vblank_init with correct number of crtcs")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180311231909.5381-1-christophe.jaillet@wanadoo.fr
2018-03-12 10:42:09 +01:00
Arnd Bergmann
59fba0869a phy: qcom-ufs: add MODULE_LICENSE tag
While the specific UFS PHY drivers (14nm and 20nm) have a module
license, the common base module does not, leading to a Kbuild
failure:

WARNING: modpost: missing MODULE_LICENSE() in drivers/phy/qualcomm/phy-qcom-ufs.o
FATAL: modpost: GPL-incompatible module phy-qcom-ufs.ko uses GPL-only symbol 'clk_enable'

This adds a module description and license tag to fix the build.
I added both Yaniv and Vivek as authors here, as Yaniv sent the initial
submission, while Vivek did most of the work since.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2018-03-12 15:11:59 +05:30
Bich HEMON
c9b3bce18d can: m_can: select pinctrl state in each suspend/resume function
Make sure to apply the correct pin state in suspend/resume callbacks.
Putting pins in sleep state saves power.

Signed-off-by: Bich Hemon <bich.hemon@st.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 10:38:20 +01:00
Ondrej Jirman
7035046d6d
drm/sun4i: Fix exclusivity of the TCON clocks
Currently the exclusivity is enabled when the rate is set by
the mode setting functions. These functions are called by
mode_set_nofb callback of drm_crc_helper. Then exclusivity
is disabled when tcon is disabled by atomic_disable
callback.

What happens is that mode_set_nofb can be called once when
mode changes, and afterwards the system can call atomic_enable
and atomic_disable multiple times without further calls to
mode_set_nofb.

This happens:

mode_set_nofb   - clk exclusivity is enabled
atomic_enable
atomic_disable  - clk exclusivity is disabled
atomic_enable
atomic_disable  - clk exclusivity is already disabled, leading to WARN
                  in clk_rate_exclusive_put

Solution is to enable exclusivity in sun4i_tcon_channel_set_status.

Signed-off-by: Ondrej Jirman <megous@megous.com>
Cc: Jernej Skrabec <jernej.skrabec@siol.net>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180310110511.14697-1-megous@megous.com
2018-03-12 10:07:17 +01:00
Stephane Grosjean
ffd137f704 can: peak/pcie_fd: remove useless code when interface starts
When an interface starts, the echo_skb array is empty and the network
queue should be started only. This patch replaces useless code and locks
when the internal RX_BARRIER message is received from the IP core, telling
the driver that tx may start.

Signed-off-by: Stephane Grosjean <s.grosjean@peak-system.com>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 09:55:12 +01:00
Stephane Grosjean
e6048a00cf can: peak/pcie_fd: fix echo_skb is occupied! bug
This patch makes atomic the handling of the linux-can echo_skb array and
the network tx queue. This prevents from the "BUG! echo_skb is occupied!"
message to be printed by the linux-can core, in SMP environments.

Reported-by: Diana Burgess <diana@peloton-tech.com>
Signed-off-by: Stephane Grosjean <s.grosjean@peak-system.com>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 09:55:12 +01:00
Marek Vasut
880dd464b4 can: ifi: Repair the error handling
The new version of the IFI CANFD core has significantly less complex
error state indication logic. In particular, the warning/error state
bits are no longer all over the place, but are all present in the
STATUS register. Moreover, there is a new IRQ register bit indicating
transition between error states (active/warning/passive/busoff).

This patch makes use of this bit to weed out the obscure selective
INTERRUPT register clearing, which was used to carry over the error
state indication into the poll function. While at it, this patch
fixes the handling of the ACTIVE state, since the hardware provides
indication of the core being in ACTIVE state and that in turn fixes
the state transition indication toward userspace. Finally, register
reads in the poll function are moved to the matching subfunctions
since those are also no longer needed in the poll function.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Markus Marb <markus@marb.org>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 09:55:12 +01:00
Marek Vasut
591d65d5b1 can: ifi: Check core revision upon probe
Older versions of the core are not compatible with the driver due
to various intrusive fixes of the core. Read out the VER register,
check the core revision bitfield and verify if the core in use is
new enough (rev 2.1 or newer) to work correctly with this driver.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Heiko Schocher <hs@denx.de>
Cc: Markus Marb <markus@marb.org>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 09:55:11 +01:00
Wolfram Sang
b7db978ac2 can: m_can: change comparison to bitshift when dealing with a mask
Due to a typo, the mask was destroyed by a comparison instead of a bit
shift.

Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2018-03-12 09:55:11 +01:00
David S. Miller
8b4c6ed2ed Merge branch 'hns3-next'
Peng Li says:

====================
fix some bugs for HNS3 driver

This patchset fixes some bugs for HNS3 driver:
[Patch 1/12 - Patch 8/12] fix various bugs for PF driver.
[Patch 9/12 - Patch 12/12] fix issues when change the us mac address of
PF/VF device to an existent one in the mac_vlan table.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:33 -04:00
Jian Shen
2097fdefa5 net: hns3: add result checking for VF when modify unicast mac address
VF changes unicast mac address by sending mailbox msg to PF, then PF
completes the mac address modification. It may fail when the target
uc mac address is already in the mac_vlan table. VF should be aware
of it by reading the message result.

Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Jian Shen
d07b6bb435 net: hns3: add existence checking before adding unicast mac address
It's not allowed to add two same unicast mac address entries to the
mac_vlan table. When modify the uc mac address of a VF device to the
same value with the PF device's, the PF device will lose its entry of
the mac_vlan table.

Lookup the mac address in the mac_vlan table, and add it if the entry
is inexistent.

Fixes: 46a3df9f97 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Jian Shen
eefd00a5d7 net: hns3: fix return value error of hclge_get_mac_vlan_cmd_status()
Error code -EIO was used to indicate mutilple errors in function
hclge_get_mac_vlan_cmd_status().This patch fixes it by using
error code depending on the error type.

For no space error, return -ENOSPC.
For entry not found, return -ENOENT.
For command send fail, return -EIO.
For invalid op code, return -EINVAL.

Fixes: 46a3df9f97 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Jian Shen
aa7a795eec net: hns3: fix error type definition of return value
An enum type variable was used to store an "int" type return value.
This patch fixes it.

Fixes: 46a3df9f97 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Yunsheng Lin
5d02a58dae net: hns3: fix for buffer overflow smatch warning
This patch fixes the buffer overflow warning by refactoring
hclgevf_bind_ring_to_vector and hclge_get_ring_chain_from_mbx.

Fixes: e2cb1dec97 ("net: hns3: Add HNS3 VF HCL(Hardware Compatibility Layer) Support")
Fixes: dde1a86e93 ("net: hns3: Add mailbox support to PF driver")
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Yunsheng Lin
f96818a7cc net: hns3: fix for loopback failure when vlan filter is enable
When vlan ctag filter is enabled, the loopback selftest fails because
loopback selftest does not support vlan.

This patch fixes it by disabling the vlan ctag filter when runnig
loopback selftest.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Peng Li
64fd2300fc net: hns3: add support for querying pfc puase packets statistic
This patch add support for querying pfc puase packets statistic
in hclge_ieee_getpfc, which is used to tell user how many pfc
puase packets have been sent and received by this mac port.

Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:32 -04:00
Peng Li
f8d291f00b net: hns3: fix rx path skb->truesize reporting bug
Original skb->truesize reports the received packet size,
not the actual buffer size NIC driver allocated(1 Page).
The linux net protocol will misjudge the true size of rx queue.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:31 -04:00
Fuyun Liang
e98d7183f6 net: hns3: unify the pause params setup function
Since the firmware cmd to setup mac pause params is the same as the
firmware cmd to pfc pause params, this patch unifies the pause params
setup function.

Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:31 -04:00
Fuyun Liang
20e4bf982b net: hns3: fix for ipv6 address loss problem after setting channels
The function of dev_close and dev_open is just likes ifconfig <netif> down
and ifconfig <netif> up. The ipv6 address will be lost after dev_close and
dev_open are called. This patch uses hns3_nic_net_stop to replace dev_close
and uses hns3_nic_net_open to replace dev_open.

Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:31 -04:00
Fuyun Liang
8cc6c1f77b net: hns3: fix for netdev not running problem after calling net_stop and net_open
The link status update function is called by timer every second. But
net_stop and net_open may be called with very short intervals. The link
status update function can not detect the link state has changed. It
causes the netdev not running problem.

This patch fixes it by updating the link state in ae_stop function.

Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:31 -04:00
Fuyun Liang
590980558b net: hns3: add existence check when remove old uc mac address
When driver is in initial state, the mac_vlan table table is empty.
So the delete operation for mac address must fail. Existence check
is needed here. Otherwise, the error message will make user confused.

Fixes: 46a3df9f97 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support")
Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:53:31 -04:00
zhangliping
ddc502dfed openvswitch: meter: fix the incorrect calculation of max delta_t
Max delat_t should be the full_bucket/rate instead of the full_bucket.
Also report EINVAL if the rate is zero.

Fixes: 96fbc13d7e ("openvswitch: Add meter infrastructure")
Cc: Andy Zhou <azhou@ovn.org>
Signed-off-by: zhangliping <zhangliping02@baidu.com>
Acked-by: Pravin B Shelar <pshelar@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:48:59 -04:00
Shannon Nelson
13fbcc8dc5 macvlan: filter out unsupported feature flags
Adding a macvlan device on top of a lowerdev that supports
the xfrm offloads fails with a new regression:
  # ip link add link ens1f0 mv0 type macvlan
  RTNETLINK answers: Operation not permitted

Tracing down the failure shows that the macvlan device inherits
the NETIF_F_HW_ESP and NETIF_F_HW_ESP_TX_CSUM feature flags
from the lowerdev, but with no dev->xfrmdev_ops API filled
in, it doesn't actually support xfrm.  When the request is
made to add the new macvlan device, the XFRM listener for
NETDEV_REGISTER calls xfrm_api_check() which fails the new
registration because dev->xfrmdev_ops is NULL.

The macvlan creation succeeds when we filter out the ESP
feature flags in macvlan_fix_features(), so let's filter them
out like we're already filtering out ~NETIF_F_NETNS_LOCAL.
When XFRM support is added in the future, we can add the flags
into MACVLAN_FEATURES.

This same problem could crop up in the future with any other
new feature flags, so let's filter out any flags that aren't
defined as supported in macvlan.

Fixes: d77e38e612 ("xfrm: Add an IPsec hardware offloading API")
Reported-by: Alexey Kodanev <alexey.kodanev@oracle.com>
Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:46:16 -04:00
David S. Miller
daa13701a9 Merge branch 'selftests-forwarding-Tweaks-and-a-new-test'
Ido Schimmel says:

====================
selftests: forwarding: Tweaks and a new test

First patch adds a new test for VLAN-unaware bridges.

Next two patches make the tests fail in case they are missing interfaces
or dependencies.

Last patch allows one to create the veth interfaces even without the
optional configuration file.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:44:24 -04:00
Ido Schimmel
59be45c375 selftests: forwarding: Allow creation of interfaces without a config file
Some users want to be able to run the tests without a configuration file
which is useful when one needs to test both virtual and physical
interfaces on the same machine.

Move the defines that set the type of interface to create and whether to
create it away from the optional configuration file to the library like
the rest of the defines.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:44:24 -04:00
Ido Schimmel
231b85abaa selftests: forwarding: Exit with error when missing interfaces
Returning 0 gives a false sense of success when the required modules did
not even manage to be initialized and register the required net devices.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:44:24 -04:00
Ido Schimmel
ff0162af9e selftests: forwarding: Exit with error when missing dependencies
We already return an error when some dependencies (e.g., 'jq') are
missing so lets be consistent and do that for all.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:44:24 -04:00
Ido Schimmel
3a021ab564 selftests: forwarding: Add a test for VLAN-unaware bridge
Similar to the VLAN-aware bridge test, test the VLAN-unaware bridge and
make sure that ping, FDB learning and flooding work as expected.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-03-11 22:44:23 -04:00
Shawn Lin
7f95beea36 clk: update cached phase to respect the fact when setting phase
It's found that the final phase set by driver doesn't match that of
the output from clk_summary:

dwmmc_rockchip fe310000.dwmmc: Successfully tuned phase to 346
mmc0: new ultra high speed SDR104 SDIO card at address 0001

cat /sys/kernel/debug/clk/clk_summary | grep sdio_sample
sdio_sample	0        1        0    50000000 0 0

It seems the cached core->phase isn't updated after the clk was
registered. So fix this issue by updating the core->phase if setting
phase successfully.

Fixes: 9e4d04adeb ("clk: add clk_core_set_phase_nolock function")
Cc: Stable <stable@vger.kernel.org>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Tested-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Michael Turquette <mturquette@baylibre.com>
2018-03-11 18:21:19 -07:00
Linus Torvalds
0c8efd610b Linux 4.16-rc5 2018-03-11 17:25:09 -07:00
Linus Torvalds
ed58d66f60 Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86/pti updates from Thomas Gleixner:
 "Yet another pile of melted spectrum related updates:

   - Drop native vsyscall support finally as it causes more trouble than
     benefit.

   - Make microcode loading more robust. There were a few issues
     especially related to late loading which are now surfacing because
     late loading of the IB* microcodes addressing spectre issues has
     become more widely used.

   - Simplify and robustify the syscall handling in the entry code

   - Prevent kprobes on the entry trampoline code which lead to kernel
     crashes when the probe hits before CR3 is updated

   - Don't check microcode versions when running on hypervisors as they
     are considered as lying anyway.

   - Fix the 32bit objtool build and a coment typo"

* 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/kprobes: Fix kernel crash when probing .entry_trampoline code
  x86/pti: Fix a comment typo
  x86/microcode: Synchronize late microcode loading
  x86/microcode: Request microcode on the BSP
  x86/microcode/intel: Look into the patch cache first
  x86/microcode: Do not upload microcode if CPUs are offline
  x86/microcode/intel: Writeback and invalidate caches before updating microcode
  x86/microcode/intel: Check microcode revision before updating sibling threads
  x86/microcode: Get rid of struct apply_microcode_ctx
  x86/spectre_v2: Don't check microcode versions when running under hypervisors
  x86/vsyscall/64: Drop "native" vsyscalls
  x86/entry/64/compat: Save one instruction in entry_INT80_compat()
  x86/entry: Do not special-case clone(2) in compat entry
  x86/syscalls: Use COMPAT_SYSCALL_DEFINEx() macros for x86-only compat syscalls
  x86/syscalls: Use proper syscall definition for sys_ioperm()
  x86/entry: Remove stale syscall prototype
  x86/syscalls/32: Simplify $entry == $compat entries
  objtool: Fix 32-bit build
2018-03-11 14:59:23 -07:00
Linus Torvalds
1ad5daa653 Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fix from Thomas Gleixner:
 "Just a single fix which adds a missing Kconfig dependency to avoid
  unmet dependency warnings"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  clocksource/atmel-st: Add 'depends on HAS_IOMEM' to fix unmet dependency
2018-03-11 14:55:15 -07:00
Linus Torvalds
ebb3762e88 Merge branch 'ras-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RAS fixes from Thomas Gleixner:
 "Two small fixes for RAS/MCE:

   - Serialize sysfs changes to avoid concurrent modificaiton of
     underlying data

   - Add microcode revision to Machine Check records. This should have
     been there forever, but now with the broken microcode versions in
     the wild it has become important"

* 'ras-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/MCE: Serialize sysfs changes
  x86/MCE: Save microcode revision in machine check records
2018-03-11 14:52:41 -07:00
Linus Torvalds
8ad4424350 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf updates from Thomas Gleixner:
 "Another set of perf updates:

   - Fix a Skylake Uncore event format declaration

   - Prevent perf pipe mode from crahsing which was caused by a missing
     buffer allocation

   - Make the perf top popup message which tells the user that it uses
     fallback mode on older kernels a debug message.

   - Make perf context rescheduling work correcctly

   - Robustify the jump error drawing in perf browser mode so it does
     not try to create references to NULL initialized offset entries

   - Make trigger_on() robust so it does not enable the trigger before
     everything is set up correctly to handle it

   - Make perf auxtrace respect the --no-itrace option so it does not
     try to queue AUX data for decoding.

   - Prevent having different number of field separators in CVS output
     lines when a counter is not supported.

   - Make the perf kallsyms man page usage behave like it does for all
     other perf commands.

   - Synchronize the kernel headers"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/core: Fix ctx_event_type in ctx_resched()
  perf tools: Fix trigger class trigger_on()
  perf auxtrace: Prevent decoding when --no-itrace
  perf stat: Fix CVS output format for non-supported counters
  tools headers: Sync x86's cpufeatures.h
  tools headers: Sync copy of kvm UAPI headers
  perf record: Fix crash in pipe mode
  perf annotate browser: Be more robust when drawing jump arrows
  perf top: Fix annoying fallback message on older kernels
  perf kallsyms: Fix the usage on the man page
  perf/x86/intel/uncore: Fix Skylake UPI event format
2018-03-11 14:49:49 -07:00
Linus Torvalds
02bf0ef028 Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking fix from Thomas Gleixner:
 "rt_mutex_futex_unlock() grew a new irq-off call site, but the function
  assumes that its always called from irq enabled context.

  Use (un)lock_irqsafe() to handle the new call site correctly"

* 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  rtmutex: Make rt_mutex_futex_unlock() safe for irq-off callsites
2018-03-11 14:46:54 -07:00
Thomas Gleixner
a2f9e6500f irqchip updates for 4.16-rc5
- IMX GPCv2 cleanup
 - GICv3 iomem annontation fixes
 - GICv3 ITS minimal ITE allocation now matching the LPIs'.
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Merge tag 'irqchip-4.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent

Pull irqchip updates for 4.16-rc5 from Marc Zyngier

- IMX GPCv2 cleanup
- GICv3 iomem annontation fixes
- GICv3 ITS minimal ITE allocation now matching the LPIs'.
2018-03-11 13:57:12 -07:00
Pablo Neira Ayuso
c04a3f7300 netfilter: nf_tables: release flowtable hooks
Otherwise we leak this array.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2018-03-11 21:24:56 +01:00
Florian Westphal
c8d70a700a netfilter: bridge: ebt_among: add more missing match size checks
ebt_among is special, it has a dynamic match size and is exempt
from the central size checks.

commit c4585a2823 ("bridge: ebt_among: add missing match size checks")
added validation for pool size, but missed fact that the macros
ebt_among_wh_src/dst can already return out-of-bound result because
they do not check value of wh_src/dst_ofs (an offset) vs. the size
of the match that userspace gave to us.

v2:
check that offset has correct alignment.
Paolo Abeni points out that we should also check that src/dst
wormhash arrays do not overlap, and src + length lines up with
start of dst (or vice versa).
v3: compact wormhash_sizes_valid() part

NB: Fixes tag is intentionally wrong, this bug exists from day
one when match was added for 2.6 kernel. Tag is there so stable
maintainers will notice this one too.

Tested with same rules from the earlier patch.

Fixes: c4585a2823 ("bridge: ebt_among: add missing match size checks")
Reported-by: <syzbot+bdabab6f1983a03fc009@syzkaller.appspotmail.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2018-03-11 21:24:49 +01:00
Florian Westphal
b1d0a5d0cb netfilter: x_tables: add and use xt_check_proc_name
recent and hashlimit both create /proc files, but only check that
name is 0 terminated.

This can trigger WARN() from procfs when name is "" or "/".
Add helper for this and then use it for both.

Cc: Eric Dumazet <eric.dumazet@gmail.com>
Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Reported-by: <syzbot+0502b00edac2a0680b61@syzkaller.appspotmail.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2018-03-11 21:24:29 +01:00
Florian Westphal
932909d9b2 netfilter: ebtables: fix erroneous reject of last rule
The last rule in the blob has next_entry offset that is same as total size.
This made "ebtables32 -A OUTPUT -d de:ad:be:ef:01:02" fail on 64 bit kernel.

Fixes: b718121685 ("netfilter: ebtables: CONFIG_COMPAT: don't trust userland offsets")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2018-03-11 21:24:00 +01:00
Linus Torvalds
abeb75218a dmaengine fixes for v4.16-rc5
Two small fixes are for this cycle:
 - fix max_chunk_size for rcar-dmac for R-Car Gen3
 - fix clock resource of mv_xor_v2
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Merge tag 'dmaengine-fix-4.16-rc5' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine fixes from Vinod Koul:
 "Two small fixes are for this cycle:

   - fix max_chunk_size for rcar-dmac for R-Car Gen3

   - fix clock resource of mv_xor_v2"

* tag 'dmaengine-fix-4.16-rc5' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: mv_xor_v2: Fix clock resource by adding a register clock
  dmaengine: rcar-dmac: fix max_chunk_size for R-Car Gen3
2018-03-11 13:07:14 -07:00
Linus Torvalds
d43be80a4a This is a single GPIO fix for the v4.16 series affecting the
Renesas driver, and fixes wakeup from external stuff.
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Merge tag 'gpio-v4.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO fix from Linus Walleij:
 "This is a single GPIO fix for the v4.16 series affecting the Renesas
  driver, and fixes wakeup from external stuff"

* tag 'gpio-v4.16-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio: rcar: Use wakeup_path i.s.o. explicit clock handling
2018-03-11 13:05:15 -07:00
Gregory CLEMENT
3cd2c313f1 dmaengine: mv_xor_v2: Fix clock resource by adding a register clock
On the CP110 components which are present on the Armada 7K/8K SoC we need
to explicitly enable the clock for the registers. However it is not
needed for the AP8xx component, that's why this clock is optional.

With this patch both clock have now a name, but in order to be backward
compatible, the name of the first clock is not used. It allows to still
use this clock with a device tree using the old binding.

Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2018-03-11 20:33:27 +05:30