The arg exact_dif is not used anymore, remove it. inet_exact_dif_match()
is no longer needed after the above is removed, so remove it too.
Signed-off-by: Miaohe Lin
---
include/net/tcp.h | 10 --
net/ipv4/inet_hashtables.c | 6 ++
2 files changed, 2 insertions(+), 14 deleti
The arg exact_dif is not used anymore, remove it. inet6_exact_dif_match()
is no longer needed after the above is removed, remove it too.
Signed-off-by: Miaohe Lin
---
include/linux/ipv6.h| 11 ---
net/ipv6/inet6_hashtables.c | 6 ++
2 files changed, 2 insertions(+), 15 delet
On Fri, Aug 28, 2020 at 5:40 PM Baptiste Covolato wrote:
>
> Hi David, Michael,
>
> I am contacting you because I'm experiencing an issue that seems to be
> awfully close to what David attempted to fix related to the tg3 driver
> infinite sleep while holding rtnl_lock
> (https://lkml.org/lkml/2020
On Sun, Aug 30, 2020 at 05:53:21PM -0700, Alexei Starovoitov wrote:
> On Sun, Aug 30, 2020 at 03:03:13PM -0700, Paul E. McKenney wrote:
> > On Sun, Aug 30, 2020 at 01:43:28PM -0700, Alexei Starovoitov wrote:
> > > From: Alexei Starovoitov
> > >
> > > When CONFIG_BPF_SYSCALL is not set, but CONFIG
syzbot has found a reproducer for the following issue on:
HEAD commit:dcc5c6f0 Merge tag 'x86-urgent-2020-08-30' of git://git.ke..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=10b297d590
kernel config: https://syzkaller.appspot.com/x/.config?x=903b9fe
A proper patch series must provide a header "[PATCH 0/N ..." posting which
explains what the patch series does, at a high level, how it does it, and
why it does it that way.
You must also explicitly state the target GIT tree your changes are for
in the subject line, f.e. "[PATCH net-next M/N] ..
From: Tuong Lien
Date: Sun, 30 Aug 2020 02:37:55 +0700
> The 'this_cpu_ptr()' is used to obtain the AEAD key' TFM on the current
> CPU for encryption, however the execution can be preemptible since it's
> actually user-space context, so the 'using smp_processor_id() in
> preemptible' has been obs
On 2020/08/31 9:51, Rustam Kovhaev wrote:
On Mon, Aug 31, 2020 at 09:16:32AM +0900, Toshiaki Makita wrote:
On 2020/08/30 22:13, Rustam Kovhaev wrote:
when register_netdevice(dev) fails we should check whether struct
veth_rq has been allocated via ndo_init callback and free it, because,
dependin
David Ahern wrote:
>On 8/29/20 3:01 AM, Miaohe Lin wrote:
>> @@ -277,15 +277,13 @@ static struct sock *inet_lhash2_lookup(struct net *net,
>> const __be32 daddr, const unsigned short hnum,
>> const int dif, const int sdif)
>> {
>> -boo
On Sun, Aug 30, 2020 at 03:03:13PM -0700, Paul E. McKenney wrote:
> On Sun, Aug 30, 2020 at 01:43:28PM -0700, Alexei Starovoitov wrote:
> > From: Alexei Starovoitov
> >
> > When CONFIG_BPF_SYSCALL is not set, but CONFIG_BPF_JIT=y
> > the kernel build fails:
> > In file included from ../kernel/bpf
On Mon, Aug 31, 2020 at 09:16:32AM +0900, Toshiaki Makita wrote:
> On 2020/08/30 22:13, Rustam Kovhaev wrote:
> > when register_netdevice(dev) fails we should check whether struct
> > veth_rq has been allocated via ndo_init callback and free it, because,
> > depending on the code path, register_net
On 2020/08/30 22:13, Rustam Kovhaev wrote:
when register_netdevice(dev) fails we should check whether struct
veth_rq has been allocated via ndo_init callback and free it, because,
depending on the code path, register_netdevice() might not call
priv_destructor() callback
AFAICS, register_netdevi
While compiling libbpf, some GCC versions (at least 8.4.0) have difficulty
determining control flow and a emit warning for potentially uninitialized
usage of 'map', which results in a build error if using "-Werror":
In file included from libbpf.c:56:
libbpf.c: In function '__bpf_object__open':
lib
On Tue, 25 Aug 2020 10:13:59 +0200
Matthias Schiffer wrote:
> On Tue, 2020-07-28 at 17:05 +0200, Marek Behún wrote:
> > Hi,
> >
> > this is v4 of my RFC adding support for LEDs connected to Marvell
> > PHYs.
> >
> > Please note that if you want to test this, you still need to first
> > apply
>
My Greetings,
I am a banker, a Chief Auditor in our bank, I have the ability to
transfer unclaimed funds that belong to one of our late customer died
in a car crash along with his family and no one came to put claim the
funds, if left unclaimed the fund will be transferred to the state
treasury in
On Sun, Aug 30, 2020 at 01:43:28PM -0700, Alexei Starovoitov wrote:
> From: Alexei Starovoitov
>
> When CONFIG_BPF_SYSCALL is not set, but CONFIG_BPF_JIT=y
> the kernel build fails:
> In file included from ../kernel/bpf/trampoline.c:11:
> ../kernel/bpf/trampoline.c: In function ‘bpf_trampoline_up
From: Tom Rix
clang static analysis flags these problems
flow_table.c:713:2: warning: The expression is an uninitialized
value. The computed value will also be garbage
(*n_mask_hit)++;
^~~
flow_table.c:748:5: warning: The expression is an uninitialized
value. The
W dniu 2020-08-30 o 01:16, Andrew Lunn pisze:
I meant that with the split description of the mdio node the mdio bus for
use in the system would be selected almost automatically. Suppose that I can
do the device tree "my way":
&fec2 {
...
mdio { phy2 ... };
...
};
&fec1 {
...
mdio { phy1
From: Alexei Starovoitov
When CONFIG_BPF_SYSCALL is not set, but CONFIG_BPF_JIT=y
the kernel build fails:
In file included from ../kernel/bpf/trampoline.c:11:
../kernel/bpf/trampoline.c: In function ‘bpf_trampoline_update’:
../kernel/bpf/trampoline.c:220:39: error: ‘call_rcu_tasks_trace’ undeclar
On Sun, Aug 30, 2020 at 07:30:10PM +0200, Greg KH wrote:
> On Sun, Aug 30, 2020 at 05:56:23PM +0530, Anmol Karn wrote:
> > On Sun, Aug 30, 2020 at 11:19:17AM +0200, Greg KH wrote:
> > > On Sat, Aug 29, 2020 at 10:27:12PM +0530, Anmol Karn wrote:
> > > > Fix null pointer deref in hci_phy_link_comple
On 8/30/20 1:02 PM, Andy Shevchenko wrote:
> On Sun, Aug 30, 2020 at 6:17 PM wrote:
>> From: Tom Rix
>>
>> clang static analysis flags these problems
>>
>> flow_table.c:713:2: warning: The expression is an uninitialized
>> value. The computed value will also be garbage
>> (*n_mask_hit
On Sun, Aug 30, 2020 at 6:17 PM wrote:
>
> From: Tom Rix
>
> clang static analysis flags these problems
>
> flow_table.c:713:2: warning: The expression is an uninitialized
> value. The computed value will also be garbage
> (*n_mask_hit)++;
> ^~~
> flow_table.c:748:5:
Setting F2 block size to 128 bytes for BCM4329 allows to significantly
improve RX throughput on NVIDIA Tegra20. Before this change the throughput
was capped to 30 Mbit/s on Tegra, now throughput is at 40 Mbit/s, which is
a maximum throughput for the BCM4329 chip. The F2 block size is borrowed
from
Hello!
Recently I was debugging WiFi performance problems on Acer A500 tablet
device that got upstreamed recently. This is an older Android device from
2011-2012 that is powered by NVIDIA Tegra20 SoC and it has BCM4329 chip
that provides WiFi (SDIO) and Bluetooth (UART). I noticed that WiFi
throug
The chip ID was already printed out at the time when debug message about
the changed F2 watermark is printed, hence let's drop the unnecessary part
of the debug messages. This cleans code a tad and also allows to re-use
the F2 watermark debug messages by multiple chips.
Suggested-by: Arend van Spr
This patch fixes SDHCI CRC errors during of RX throughput testing on
BCM4329 chip if SDIO BUS is clocked above 25MHz. In particular the
checksum problem is observed on NVIDIA Tegra20 SoCs. The good watermark
value is borrowed from downstream BCMDHD driver and it's matching to the
value that is alre
From: Yutaro Hayakawa
Implement the getsockopt SOL_TLS TLS_RX which is currently missing. The
primary usecase is to use it in conjunction with TCP_REPAIR to
checkpoint/restore the TLS record layer state.
TLS connection state usually exists on the user space library. So
basically we can easily ex
Apology. Kernel Test Robot just pointed out that the v2 patch has a
compilation error. My local compilation tests have passed because I
didn't enable the kTLS kernel option. Let me resubmit the fixed
version soon.
Yutaro
2020年8月30日(日) 23:02 Yutaro Hayakawa :
>
> From: Yutaro Hayakawa
>
> Impleme
In RMII link mode it's required to set bit 15 IFCTL_A in MAC_SL MAC_CONTROL
register to enable support for 100Mbit link speed.
Fixes: 93a76530316a ("net: ethernet: ti: introduce am65x/j721e gigabit eth
subsystem driver")
Signed-off-by: Grygorii Strashko
---
drivers/net/ethernet/ti/am65-cpsw-nus
On Sun, Aug 30, 2020 at 05:56:23PM +0530, Anmol Karn wrote:
> On Sun, Aug 30, 2020 at 11:19:17AM +0200, Greg KH wrote:
> > On Sat, Aug 29, 2020 at 10:27:12PM +0530, Anmol Karn wrote:
> > > Fix null pointer deref in hci_phy_link_complete_evt, there was no
> > > checking there for the hcon->amp_mgr-
Add functions to query and set the MFRL reset options supported by
firmware.
Signed-off-by: Moshe Shemesh
---
.../net/ethernet/mellanox/mlx5/core/Makefile | 2 +-
.../ethernet/mellanox/mlx5/core/fw_reset.c| 46 +++
.../ethernet/mellanox/mlx5/core/fw_reset.h| 13 ++
If firmware sends sync_reset_abort to driver the driver should clear the
reset requested mode as reset is not expected any more.
Signed-off-by: Moshe Shemesh
---
.../net/ethernet/mellanox/mlx5/core/fw_reset.c| 15 +++
1 file changed, 15 insertions(+)
diff --git a/drivers/net/eth
The enable_remote_dev_reset devlink param flags that the host admin
allows device resets that can be initiated by other hosts. This
parameter is useful for setups where a device is shared by different
hosts, such as multi-host setup. Once the user set this parameter to
false, the driver should NACK
Set capability to notify the firmware that this host driver is capable
of handling pci sync for firmware update events.
Signed-off-by: Moshe Shemesh
---
drivers/net/ethernet/mellanox/mlx5/core/main.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/m
On sync_reset_now event the driver does reload and PCI link toggle to
activate firmware upgrade reset. When the firmware sends this event it
syncs the event on all PFs, so all PFs will do PCI link toggle at once.
To do PCI link toggle, the driver ensures that no other device ID under
the same bridg
Add reload actions counters to hold the history per reload action type.
For example, the number of times fw_activate has been done on this
device since the driver module was added or if the firmware activation
was done with or without reset.
The function devlink_reload_actions_cnts_update() is expo
Add support for devlink reload action fw_activation_no_reset which does
firmware live patching, updating the firmware image without reset.
The driver checks if the firmware is capable of handling the pending
firmware changes as a live patch. If it is then it triggers firmware
live patching flow.
S
Add devlink reload action to allow the user to request a specific reload
action. The action parameter is optional, if not specified then devlink
driver re-init action is used (backward compatible).
Note that when required to do firmware activation some drivers may need
to reload the driver. On the
Once the driver gets sync_reset_request from firmware it prepares for the
coming reset and sends acknowledge.
After getting this event the driver expects device reset, either it will
trigger PCI reset on sync_reset_now event or such PCI reset will be
triggered by another PF of the same device. So i
Add support for devlink reload action fw_activate. To activate firmware
image the mlx5 driver resets the firmware and reloads it from flash. If
a new image was stored on flash it will be loaded. Once this reload
command is executed the driver initiates fw sync reset flow, where the
firmware synchro
Firmware live patch event notifies the driver that the firmware was just
updated using live patch. In such case the driver should not reload or
re-initiate entities, part to updating the firmware version and
re-initiate the firmware tracer which can be updated by live patch with
new strings databas
Expose devlink reload actions counters to the user through devlink dev
get command.
Examples:
$ devlink dev show
pci/:82:00.0:
reload_actions_stats:
driver_reinit 2
fw_activate 1
fw_activate_no_reset 0
pci/:82:00.1:
reload_actions_stats:
driver_reinit 1
fw_activate
Add devlink reload rst documentation file.
Update index file to include it.
Signed-off-by: Moshe Shemesh
---
v2 -> v3:
- Devlink reload returns the actions done
- Replace fw_live_patch action by fw_activate_no_reset
- Explain fw_activate meaning
v1 -> v2:
- Instead of reload levels driver,fw_rese
The enable_remote_dev_reset devlink param flags that the host admin
allows resets by other hosts. In case it is cleared mlx5 host PF driver
will send NACK on pci sync for firmware update reset request and the
command will fail.
By default enable_remote_dev_reset parameter is true, so pci sync for
f
Introduce new option on devlink reload API to enable the user to select the
reload action required. Complete support for all actions in mlx5.
The following reload actions are supported:
driver_reinit: driver entities re-initialization, applying devlink-param
and devlink-resource
From: Tom Rix
clang static analysis flags these problems
flow_table.c:713:2: warning: The expression is an uninitialized
value. The computed value will also be garbage
(*n_mask_hit)++;
^~~
flow_table.c:748:5: warning: The expression is an uninitialized
value. The
Good day!
I want to understand how tc fitler works.
Could you please give me some advice for it?
I want to add and delete fitler rule by full handle but I can't do it.
I need some article where I can read about tc utility.
For instance I want create one filter rule and then delete it.
The comma
From: Chris Lew
There is a race where broadcast packets can be sent to a node that has
not sent the hello message to the remote processor. This breaks the
protocol expectation. Add a status variable to track when the hello
packet has been sent.
An alternative solution attempted was to remove the
From: Chris Lew
A remote endpoint should not need to know when a client socket is freed
if the socket never established commnication with the endpoint. Add a
mode to keep track of which endpoints a socket communicates with.
There are three modes a socket can be in:
INIT - Socket has no
From: Arun Kumar Neelakantam
sk_error_report callback function called without validating cause the NULL
pointer dereference.
Validate function pointer before using for error report.
---
net/qrtr/qrtr.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/qrtr/qrtr.c b/net/q
From: Chris Lew
There is a race for clients that open sockets before the control port
is bound. If a client gets an idr that was allocated before the control
port is bound, there is a chance the previous address owner sent lookup
packets to the control port. The new address owner will get residua
From: Yutaro Hayakawa
Implement the getsockopt SOL_TLS TLS_RX which is currently missing. The
primary usecase is to use it in conjunction with TCP_REPAIR to
checkpoint/restore the TLS record layer state.
TLS connection state usually exists on the user space library. So
basically we can easily ex
when register_netdevice(dev) fails we should check whether struct
veth_rq has been allocated via ndo_init callback and free it, because,
depending on the code path, register_netdevice() might not call
priv_destructor() callback
Reported-and-tested-by: syzbot+59ef240dd8f0ed759...@syzkaller.appspotm
On Sun, Aug 30, 2020 at 11:19:17AM +0200, Greg KH wrote:
> On Sat, Aug 29, 2020 at 10:27:12PM +0530, Anmol Karn wrote:
> > Fix null pointer deref in hci_phy_link_complete_evt, there was no
> > checking there for the hcon->amp_mgr->l2cap_conn->hconn, and also
> > in hci_cmd_work, for hdev->sent_cm
Hi!
> > > The phydev name is not particularly nice:
> > >
> > > !mdio-mux!mdio@1!switch@0!mdio:00
...
> > > 400d.ethernet-1:00
> > > 400d.ethernet-1:01
> > > fixed-0:00
> >
> > Not nice, I see. In particular, it contains ":"... which would be a
> > problem.
> >
> > > The interface name
On Sat, Aug 29, 2020 at 10:27:12PM +0530, Anmol Karn wrote:
> Fix null pointer deref in hci_phy_link_complete_evt, there was no
> checking there for the hcon->amp_mgr->l2cap_conn->hconn, and also
> in hci_cmd_work, for hdev->sent_cmd.
>
> To fix this issue Add pointer checking in hci_cmd_work an
On Sat, Aug 29, 2020 at 10:27:12PM +0530, Anmol Karn wrote:
> Fix null pointer deref in hci_phy_link_complete_evt, there was no
> checking there for the hcon->amp_mgr->l2cap_conn->hconn, and also
> in hci_cmd_work, for hdev->sent_cmd.
>
> To fix this issue Add pointer checking in hci_cmd_work an
On Sat, Aug 29, 2020 at 11:23:43AM -0700, Joe Perches wrote:
> While doing an investigation for a possible treewide conversion of
> sysfs output using sprintf/snprintf/scnprintf, I discovered
> several instances of sysfs output without terminating newlines.
>
> It seems likely all of these should
Am 22.08.2020 um 03:49 schrieb Jakub Kicinski:
On Fri, 21 Aug 2020 21:01:50 +0200 Felix Fietkau wrote:
For some drivers (especially 802.11 drivers), doing a lot of work in the NAPI
poll function does not perform well. Since NAPI poll is bound to the CPU it
was scheduled from, we can easily end
Add the locked variant of the clause 45 mdiobus write accessor -
mdiobus_c45_write().
Signed-off-by: Ioana Ciornei
Reviewed-by: Russell King
---
Changes in v5:
- none
include/linux/mdio.h | 6 ++
1 file changed, 6 insertions(+)
diff --git a/include/linux/mdio.h b/include/linux/mdio.h
inde
Add a Lynx PCS module which exposes the necessary operations to drive
the PCS using phylink.
The majority of the code is extracted from the Felix DSA driver, which
will be also modified in a later patch, and exposed as a separate module
for code reusability purposes.
As such, this aims at feature
The same link partner advertisement word is used for both QSGMII and
SGMII, thus treat both interface modes using the same
phylink_decode_sgmii_word() function.
Signed-off-by: Ioana Ciornei
Reviewed-by: Russell King
---
Changes in v5:
- none
drivers/net/phy/phylink.c | 1 +
1 file changed, 1 i
Use the helper functions introduced by the newly added
Lynx PCS MDIO module in the Felix VSC9959 and Seville VSC9953.
Instead of representing the PCS as a phy_device, a mdio_device structure
will be passed to the Lynx module which is now actually implementing all
the PCS configuration and status r
With the new addition of the USXGMII link partner ability constants we
can now introduce a phylink helper that decodes the USXGMII word and
populates the appropriate fields in the phylink_link_state structure
based on them.
Signed-off-by: Ioana Ciornei
Reviewed-by: Russell King
---
Changes in v5
Add support for the Lynx PCS as a separate module in drivers/net/phy/.
The advantage of this structure is that multiple ethernet or switch
drivers used on NXP hardware (ENETC, Seville, Felix DSA switch etc) can
share the same implementation of PCS configuration and runtime
management.
The module i
Hi Chris,
On Wed, Aug 26, 2020 at 04:30:35AM +, Chris Packham wrote:
> Hi Vadym,
>
> On 26/08/20 12:20 am, Vadym Kochan wrote:
> > Marvell Prestera 98DX326x integrates up to 24 ports of 1GbE with 8
> > ports of 10GbE uplinks or 2 ports of 40Gbps stacking for a largely
> > wireless SMB deploym
> drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
> b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c
> index 1426c691c7c4..0346771396ce 100644
> --- a/drivers/net/e
Hi David,
On Wed, Aug 26, 2020 at 07:34:46AM -0700, David Miller wrote:
> From: Vadym Kochan
> Date: Wed, 26 Aug 2020 11:17:44 +0300
>
> > Initially there was (in RFC patch set), not locking, but _rcu list API
> > used, because the port list is modified only by 1 writer when creating
> > the por
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