From: Wang Dongsheng
RCPM is the Run Control and Power Management module performs all
device-level tasks associated with device run control and power
management.
Add this for freescale powerpc platform and layerscape platform.
Signed-off-by: Chenhui Zhao
Signed-off-by: Tang Yuantian
Signed-of
From: Wang Dongsheng
Signed-off-by: Wang Dongsheng
---
*v3*: Add "fsl,#rcpm-wakeup-cells" for rcpm node.
*v2*: No changes.
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 973a496..ac5f9a2 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls102
Hi Hemant,
On Thu, 2015-09-24 at 07:46 +0530, Hemant Kumar wrote:
> perf probe through debuginfo__find_probes() in util/probe-finder.c
> checks for the functions' frame descriptions in either .eh_frame section
> of an ELF or the .debug_frame. The check is based on whether either one
> of these sec
Hi Tomi,
Could you apply this patch?
> > For deep sleep, the diu module will power off, when wake up from the
> > deep sleep, the registers need to be reinitialized.
> >
> > Signed-off-by: Jason Jin
> > Signed-off-by: Wang Dongsheng
>
> Acked-by: Timur Tabi
Regards,
-Dongsheng
On 9/24/15, Michael Ellerman wrote:
>
>
> On 23 September 2015 16:05:02 GMT+10:00, Michael Neuling
> wrote:
>>The 32 and 64 bit variants of __get_datapage() use a "bcl; mflr" to
>>determine the loaded address of the VDSO. The current version of these
>>attempt to use the special bcl variant which
On 24/09/15 13:02, Wang Dongsheng wrote:
> Hi Tomi,
>
> Could you apply this patch?
>
>>> For deep sleep, the diu module will power off, when wake up from the
>>> deep sleep, the registers need to be reinitialized.
>>>
>>> Signed-off-by: Jason Jin
>>> Signed-off-by: Wang Dongsheng
>>
>> Acked-b
On Thu, 2015-09-24 at 10:56 +, 平松雅巳 / HIRAMATU，MASAMI wrote:
> >I am not too familiar with the code so there might be a reason for
> >setting and reusing the pf->cfi to do the search twice. But might it not
> >be more clear to just store both pf->cfi_eh and pf->cfi_debug and then
> >check both
From: Mark Wielaard [mailto:m...@redhat.com]
>
>Hi Hemant,
>
>On Thu, 2015-09-24 at 07:46 +0530, Hemant Kumar wrote:
>> perf probe through debuginfo__find_probes() in util/probe-finder.c
>> checks for the functions' frame descriptions in either .eh_frame section
>> of an ELF or the .debug_frame. Th
From: Christophe Leroy
> Sent: 22 September 2015 17:51
...
> Traditionaly, each driver manages one computer board which has its
> own components with its own memory maps.
> But on embedded chips like the MPC8xx, the SOC has all registers
> located in the same IO area.
>
> When looking at ioremaps
From: Igal Liberman
Add Frame Manager Multi-User RAM support.
This internal FMan memory block is used by the
FMan hardware modules, the management being made
through the generic allocator.
The FMan Internal memory, for example, is used for
allocating transmit and receive FIFOs.
Signed-off-by: I
From: Igal Liberman
The Freescale Data Path Acceleration Architecture (DPAA)
is a set of hardware components on specific QorIQ multicore processors.
This architecture provides the infrastructure to support simplified
sharing of networking interfaces and accelerators by multiple CPU cores
and the
From: Igal Liberman
Add the Data Path Acceleration Architecture Frame Manger Driver.
The FMan embeds a series of hardware blocks that implement a group
of Ethernet interfaces. This patch adds The FMan configuration,
initialization and runtime control routines.
The FMan driver supports several ha
From: Igal Liberman
This patch adds the Ethernet MAC driver supporting the three
different types of MACs: dTSEC, tGEC and mEMAC.
Signed-off-by: Igal Liberman
---
drivers/net/ethernet/freescale/fman/Makefile |3 +-
drivers/net/ethernet/freescale/fman/mac.c| 963
From: Igal Liberman
The Storage Profiles contain parameters that are used
by the FMan for frame reception and transmission.
Signed-off-by: Igal Liberman
---
drivers/net/ethernet/freescale/fman/Makefile |2 +-
drivers/net/ethernet/freescale/fman/fman_sp.c | 167 +
From: Igal Liberman
Add the Data Path Acceleration Architecture Frame Manger Port Driver.
The FMan driver uses a module called "Port" to represent the physical
TX and RX ports.
Each FMan version has different number of physical ports.
This patch adds The FMan Port configuration, initialization an
On Thu, Sep 24, 2015 at 04:29:13PM +0800, Dongsheng Wang wrote:
> From: Wang Dongsheng
>
> RCPM is the Run Control and Power Management module performs all
> device-level tasks associated with device run control and power
> management.
>
> Add this for freescale powerpc platform and layerscape p
The function can return negative value.
The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107
Signed-off-by: Andrzej Hajda
---
Hi,
To avoid problems with too many mail
Add support for Scater/Gather (S/G) frames. The FMan can place
the frame content into multiple buffers and provide a S/G Table
(SGT) into one first buffer with references to the others.
Signed-off-by: Madalin Bucur
---
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 6 +
.../net/ethernet/
This introduces the Freescale Data Path Acceleration Architecture
(DPAA) Ethernet driver (dpaa_eth) that builds upon the DPAA QMan,
BMan, PAMU and FMan drivers to deliver Ethernet connectivity on
the Freescale DPAA QorIQ platforms.
Signed-off-by: Madalin Bucur
---
drivers/net/ethernet/freescale/
Add trace points on the hot processing path.
Signed-off-by: Ruxandra Ioana Radulescu
---
drivers/net/ethernet/freescale/dpaa/Makefile | 1 +
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 12 ++
drivers/net/ethernet/freescale/dpaa/dpaa_eth.h | 4 +
.../net/ethernet/freescale
This patch series adds the Ethernet driver for the Freescale
QorIQ Data Path Acceleration Architecture (DPAA).
This version includes changes following the feedback received
on previous versions from Eric Dumazet, Bob Cochran, Joe Perches,
Paul Bolle, Joakim Tjernlund, Scott Wood - thank you for yo
Allow the selection of the transmission queue based on the CPU id.
Signed-off-by: Madalin Bucur
---
drivers/net/ethernet/freescale/dpaa/Kconfig | 10 ++
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c| 3 +++
drivers/net/ethernet/freescale/dpaa/dpaa_eth.h| 6 ++
Export Frame Queue and Buffer Pool IDs through sysfs.
Signed-off-by: Madalin Bucur
---
drivers/net/ethernet/freescale/dpaa/Makefile | 2 +-
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 2 +
drivers/net/ethernet/freescale/dpaa/dpaa_eth.h | 3 +
.../net/ethernet/freescale/d
Add support for basic ethtool operations.
Signed-off-by: Madalin Bucur
---
drivers/net/ethernet/freescale/dpaa/Makefile | 2 +-
.../net/ethernet/freescale/dpaa/dpaa_eth_common.c | 2 +
.../net/ethernet/freescale/dpaa/dpaa_eth_common.h | 3 +
drivers/net/ethernet/freescale/dpaa/dpaa
Introduce managed counterparts for alloc_percpu() and free_percpu().
Add devm_alloc_percpu() and devm_free_percpu() into the managed
interfaces list.
Signed-off-by: Madalin Bucur
Tested-by: Madalin-Cristian Bucur
---
Documentation/driver-model/devres.txt | 4 +++
drivers/base/devres.c
Add a series of counters to be exported through ethtool:
- add detailed counters for reception errors;
- add detailed counters for QMan enqueue reject events;
- count the number of fragmented skbs received from the stack;
- count all frames received on the Tx confirmation path;
- add congestion gro
On Wed, Sep 23, 2015 at 04:24:17PM -0700, David Miller wrote:
> From: Russell King - ARM Linux
> Date: Tue, 22 Sep 2015 17:17:10 +0100
>
> > This is the second version of the series, with the comments David had
> > on the first patch fixed up. Original series description with updated
> > diffsta
This driver for Freescale MPC512x LocalPlus Bus FIFO (called SCLPC
in the Reference Manual) allows Direct Memory Access transfers
between RAM and peripheral devices on LocalPlus Bus.
Changes in v3:
- resource usage in probe() is fixed;
- driver methods are made safe against remove();
- dma_requ
This driver for Freescale MPC512x LocalPlus Bus FIFO (called SCLPC
in the Reference Manual) allows Direct Memory Access transfers
between RAM and peripheral devices on LocalPlus Bus.
Signed-off-by: Alexander Popov
---
arch/powerpc/configs/mpc512x_defconfig| 1 +
arch/powerpc/include/as
Add a device tree binding for Freescale MPC512x LocalPlus Bus FIFO and
introduce the document describing that binding.
Signed-off-by: Alexander Popov
---
.../bindings/powerpc/fsl/mpc512x_lpbfifo.txt| 21 +
arch/powerpc/boot/dts/mpc5121.dtsi | 11 +
Initialize Freescale MPC512x DMA driver with subsys_initcall()
to allow the depending drivers to call dma_request_slave_channel()
during their probe.
Signed-off-by: Alexander Popov
---
drivers/dma/mpc512x_dma.c | 12 +++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/driv
From d1171a4c34c6100ec8b663ddb803dd69ef3fb7ce Mon Sep 17 00:00:00 2001
From: Sukadev Bhattiprolu
Date: Thu, 24 Sep 2015 17:53:49 -0400
Subject: [PATCH] perf: Fix build break on powerpc due to sample_reg_masks
perf_regs.c does not get built on Powerpc as CONFIG_PERF_REGS is false.
So the weak def
Its better to remove the dependency on uapi/kvm_perf.h to allow dynamic
discovery of kvm events (if its needed). To do this, some extern
variables have been introduced with which we can keep the generic
functions generic.
Signed-off-by: Hemant Kumar
---
tools/perf/arch/s390/util/kvm-stat.c | 10
This patch removes the "const" qualifier from kvm_events_tp declaration
to account for the fact that powerpc will need to update this variable
dynamically depending on the machine type.
Signed-off-by: Hemant Kumar
---
tools/perf/arch/s390/util/kvm-stat.c | 2 +-
tools/perf/arch/x86/util/kvm-stat
perf kvm can be used to analyze guest exit reasons. This support already
exists in x86. Hence, porting it to powerpc.
- To trace KVM events :
perf kvm stat record
If many guests are running, we can track for a specific guest by using
--pid as in : perf kvm stat record --pid
- To see the
Powerpc provides hcall events that also provides insights into guest
behaviour. Enhance perf kvm stat to record and analyze hcall events.
- To trace hcall events :
perf kvm stat record
- To show the results :
perf kvm stat report --event=hcall
The result shows the number of hypervisor call
Hi,
The third version of this series fixes the build error which David
identified, and drops the broken changes for the Cavium Thunger BGX
ethernet driver as this driver requires some complex changes to
resolve the leakage - and this is best done by people who can test
the driver.
Compared to v2,
of_phy_find_device() increments the phy struct device refcount, which
we need to properly balance. Add code to network drivers using this
function to ensure that the struct device refcount is correctly
balanced.
For xgene, looking back in the history, we should be able to use
of_phy_connect() wit
On Thu, 2015-09-24 at 16:29 +0800, Dongsheng Wang wrote:
> +* Freescale RCPM Wakeup Source Device Tree Bindings
> +---
> +Required rcpm-wakeup property should be added to a device node if the
> device
> +can be used as a wakeup source.
> +
> + - rcpm-wakeup
This patch set contains various fixes and corrections for issues that
were found during test and code review. The series is based upon the
code upstreamed in 4.3 and is intended for the rc phase. The entire
set is bisectable. Please reference the changelog below for details
on what has been altered
of_mdio_find_bus() leaks a struct device refcount, caused by using
class_find_device() and not realising that the device reference has
its refcount incremented:
* Note, you will need to drop the reference with put_device() after use.
...
while ((dev = class_dev_iter_next(&iter))) {
Current users of of_mdio_find_bus() leak a struct device refcount, as
they fail to clean up the reference obtained inside class_find_device().
Fix the DSA code to properly refcount the returned MDIO bus by:
1. taking a reference on the struct device whenever we assign it to
pd->chip[x].host_dev
Re-implement the mdiobus module refcounting to ensure that we actually
ensure that the mdiobus module code does not go away while we might call
into it.
The old scheme using bus->dev.driver was buggy, because bus->dev is a
class device which never has a struct device_driver associated with it,
and
Take a refcount on the phy struct device when the phy device is attached
to a network device, and drop it after it's detached. This ensures that
a refcount is held on the phy device while the device is being used by
a network device, thereby preventing the phy_device from being
unexpectedly kfree(
bus_find_device() is defined as:
* This is similar to the bus_for_each_dev() function above, but it
* returns a reference to a device that is 'found' for later use, as
* determined by the @match callback.
and it does indeed return a reference-counted pointer to the device:
while ((dev
of_phy_find_device() increments the phy struct device refcount, which
we need to properly balance. Add code to network drivers using this
function to ensure that the struct device refcount is correctly
balanced.
For xgene, looking back in the history, we should be able to use
of_phy_connect() wit
Validate that the phy_device passed into fixed_phy_update_state() is a
fixed-phy device before walking the list of phys for a fixed phy at the
same address.
Signed-off-by: Russell King
---
drivers/net/phy/fixed_phy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net
Add a phy_device_remove() function to complement phy_device_register(),
which undoes the effects of phy_device_register() by removing the phy
device from visibility, but not freeing it.
This allows these details to be moved out of the mdio bus code into
the phy code where this action belongs.
Sig
From: Manoj Kumar
If two concurrent MANAGE_LUN ioctls are issued with the same
WWID parameter, it would result in an incorrect value of port_sel.
This is because port_sel is modified without any locks being
held. If the first caller stalls after the return from
find_and_create_lun(), the value o
From: Manoj Kumar
The timeout value for read capacity is too small. Certain devices
may take longer to respond and thus the command may prematurely
timeout. Additionally the literal used for the timeout is stale.
Update the timeout to 30 seconds (matches the value used in sd.c)
and rework the ti
When a LUN is removed, the sdev that is associated with the LUN
remains intact until its reference count drops to 0. In order
to prevent an sdev from being removed while a context is still
associated with it, obtain an additional reference per-context
for each LUN attached to the context.
This res
If the same virtual LUN is accessed over multiple cards, only accesses
made over the first card will be valid. Accesses made over the second
card will go to the wrong LUN causing data corruption.
This is because the global LUN's mode word was being used to determine
whether the LUN table for that
Using sizeof(bool) is considered poor form for various reasons and
sparse warns us of that. Correct by changing type from bool to u8.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
---
drivers/scsi/cxlflash/superpipe.c | 2 +-
drivers/scsi/cxlflash/superpi
The context encode mask covers more than 32-bits, making it
a long integer. This should be noted by appending the ULL
width suffix to the mask.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
---
drivers/scsi/cxlflash/superpipe.h | 2 +-
1 file changed, 1 i
During an EEH freeze event, certain CXL services should not be
called until after the hardware reset has taken place. Doing so
can result in unnecessary failures and possibly cause other ill
effects by triggering hardware accesses. This translates to a
requirement to quiesce all threads that may po
Limbo is not an accurate representation of this state and is
also not consistent with the terminology that other drivers
use to represent this concept. Rename the state and and its
associated waitq to 'reset'.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
From: Manoj Kumar
Magic numbers are not meaningful and can create confusion. As a
remedy, replace them with descriptive literals.
Replace 512 with literal MAX_SECTOR_UNIT.
Replace 5 with literal CMD_RETRIES.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
Implement the following suggestions and add two new attributes
to allow for debugging the port LUN table.
- use scnprintf() instead of snprintf()
- use DEVICE_ATTR_RO and DEVICE_ATTR_RW
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
---
drivers/scsi/cxlflash/main.c | 180 ++
Found during code inspection, that the following functions are not
being used outside of the file where they are defined. Make them static.
int cxlflash_send_cmd(struct afu *, struct afu_cmd *);
void cxlflash_wait_resp(struct afu *, struct afu_cmd *);
int cxlflash_afu_reset(struct cxlflash_cfg *);
During run-time the driver can be very chatty and spam the system
kernel log. Various print statements can be limited and/or moved
to development-only mode. Additionally, numerous prints can be
converted to trace the corresponding device.
The following changes were made:
- pr_debug to pr_devel
-
Borrowing the TMF waitq's spinlock causes a stall condition when
waiting for the TMF to complete. To remedy, introduce our own spin
lock to serialize TMF and use the appropriate wait services.
Also add a timeout while waiting for a TMF completion. When a TMF
times out, report back a failure such t
The resid is incorrectly set which can lead to unnecessary retry
attempts by the stack. This is due to resid _always_ being set
using a value returned from the adapter. Instead, the value
should only be interpreted and set when in an underrun scenario.
Signed-off-by: Matthew R. Ochs
Signed-off-by
Following a link up event, the LUNs available to the host may
have changed. Without rescanning the host, the LUN topology is
unknown to the user. In such a state, the user would be unable
to locate provisioned resources.
To remedy, the host should be rescanned after a link up event.
Signed-off-by
A bug was introduced earlier in the development cycle when cleaning
up logic statements. Instead of skipping bits that are not set, set
bits are skipped, causing async interrupts to not be handled correctly.
To fix, simply add back in the proper evaluation for an unset bit.
Signed-off-by: Matthew
At present, both ports must be online for the device to
configure properly. Remove this dependency and the unnecessary
internal LUN override logic as well. Additionally, as a refactoring
measure, change the return code variable name to match that used
throughout the driver.
Signed-off-by: Matthew
The AFU version is stored as a non-terminated string of bytes within
a 64-bit little-endian register. Presently the value is read directly
(no MMIO accessor) and is stored in a buffer that is not big enough
to contain a NULL terminator. Additionally the version obtained is not
evaluated against a k
of_find_net_device_by_node() uses class_find_device() internally to
lookup the corresponding network device. class_find_device() returns
a reference to the embedded struct device, with its refcount
incremented.
Add a comment to the definition in net/core/net-sysfs.c indicating the
need to drop th
Currently, scsi_host_put() is being called prematurely in the
remove path and is missing entirely in an error cleanup path.
The former can lead to memory being freed too early with
subsequent access potentially corrupting data whilst the former
would result in a memory leak.
Move the usage on remo
The workq can process work in parallel with a remove event, leading
to a condition where the workq handler can access freed memory.
To remedy, the workq should be terminated prior to freeing memory. Move
the termination call earlier in remove and use cancel_work_sync() instead
of flush_work() as t
When the device reset handler is entered while a reset operation
is taking place, the handler exits without actually sending a
reset (TMF) to the targeted device. This behavior is incorrect
as the device is not reset. Further complicating matters is the
fact that a success is returned even when the
The host reset handler is called with I/O already blocked, thus
there is no need to explicitly block and unblock I/O in the handler.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
---
drivers/scsi/cxlflash/main.c | 2 --
1 file changed, 2 deletions(-)
dif
Several function prologs have incorrect parameter names and return
code descriptions. This can lead to confusion when reviewing the
source and creates inaccurate documentation.
To remedy, update the function prologs to properly reflect parameter
names and return codes.
Signed-off-by: Matthew R. O
Sparse uncovered several errors with MMIO operations (accessing
directly) and handling endianness. These can cause issues when
running in different environments.
Introduce __iomem and proper endianness tags/swaps where
appropriate to make driver sparse clean.
Signed-off-by: Matthew R. Ochs
Signe
The process_sense() routine can perform a read capacity which
can take some time to complete. If an EEH occurs while waiting
on the read capacity, the EEH handler is unable to obtain the
context's mutex in order to put the context in an error state.
The EEH handler will sit and wait until the conte
There are several spelling and grammar mistakes throughout the
driver. Additionally there are a handful of places where there
are extra lines and unnecessary variables/statements. These are
a nuisance and pollute the driver.
Fix spelling and grammar issues. Update some comments for clarity and
con
Following an adapter reset, the AFU RRQ that resides in host memory
holds stale data. This can lead to a condition where the RRQ interrupt
handler tries to process stale entries and/or endlessly loops due to an
out of sync generation bit.
To fix, the AFU RRQ in host memory needs to be cleared afte
The adapter state machine is susceptible to missing and/or
corrupting state updates at runtime. This can lead to a variety
of unintended issues and is due to the lack of a serialization
mechanism to protect the adapter state.
Use an adapter-wide mutex to serialize state changes.
Signed-off-by: Ma
Add stanza for cxlflash SCSI driver.
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
Reviewed-by: Brian King
---
MAINTAINERS | 9 +
1 file changed, 9 insertions(+)
diff --git a/MAINTAINERS b/MAINTAINERS
index 274f854..f2f3046 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@
From: Manoj Kumar
The operator used to double the delay is incorrect and
does not result in delay doubling.
To fix, use a left shift instead of the XOR operator.
Reported-by: Tomas Henzl
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
---
drivers/scsi/cxlflash/main.c | 2 +-
1
The fops owned by the adapter can be corrupted in certain scenarios,
opening a window where certain fops are temporarily NULLed before being
reset to their proper value. This can potentially lead software to make
incorrect decisions, leaving the user with the inability to function as
intended.
An
The trace following the failure of alloc_mem() incorrectly identifies
which function failed. This can lead to misdiagnosing a failure.
Fix the string to correctly indicate that alloc_mem() failed.
Reported-by: Brian King
Signed-off-by: Matthew R. Ochs
Signed-off-by: Manoj N. Kumar
---
drivers
Somehow the Suggested-by tag was dropped from this one. Adding it back.
-matt
> On Sep 24, 2015, at 2:39 PM, Matthew R. Ochs
> wrote:
>
> Implement the following suggestions and add two new attributes
> to allow for debugging the port LUN table.
>
> - use scnprintf() instead of snprintf()
> -
On Thu, 2015-09-24 at 11:41 +, David Laight wrote:
> From: Christophe Leroy
> > Sent: 22 September 2015 17:51
> ...
> > Traditionaly, each driver manages one computer board which has its
> > own components with its own memory maps.
> > But on embedded chips like the MPC8xx, the SOC has all regi
On Wed, 2015-09-23 at 16:28 +0800, Jia Hongtao wrote:
> This driver add thermal management support by enabling TMU (Thermal
> Monitoring Unit) on QorIQ platform.
>
> It's based on thermal of framework:
> - Trip points defined in device tree.
> - Cpufreq as cooling device registered in qoriq cpufre
From: Andrew Lunn
Date: Thu, 24 Sep 2015 23:57:31 +0200
> I built the FEC driver as a module, and it won't unload:
>
> kernel:unregister_netdevice: waiting for eth1 to become free. Usage count = 1
> unregister_netdevice: waiting for eth1 to become free. Usage count = 1
>
> i assume because DSA
On Thu, Sep 24, 2015 at 11:57:31PM +0200, Andrew Lunn wrote:
> Hi Russell
>
> I tested both of these with my board. It is a Freescale Vybrid, using
> the FEC ethernet driver, and i have three switches attached, using
> mdio-mux to give three mdio busses.
>
> No obvious regressions, my board boots
On Wed, 2015-09-23 at 18:06 +0300, Laurentiu Tudor wrote:
> The register is not currently used in the base kernel
> but will be in a forthcoming kvm patch.
>
> Signed-off-by: Laurentiu Tudor
> ---
> arch/powerpc/include/asm/reg_booke.h | 6 ++
> 1 file changed, 6 insertions(+)
Acked-by: Sco
On Thu, Sep 24, 2015 at 2:36 PM, Russell King
wrote:
> bus_find_device() is defined as:
>
> * This is similar to the bus_for_each_dev() function above, but it
> * returns a reference to a device that is 'found' for later use, as
> * determined by the @match callback.
>
> and it does indeed retu
...
> While looking at the DSA code, I noticed we have a
> of_find_net_device_by_node(), and it looks like users of that are
> similarly buggy - it looks like net/dsa/dsa.c is the only user. Fix
> that too.
...
> The mdiobus code also suffered from the same kind of leak, but thankfully
> this
On Thu, Sep 24, 2015 at 03:15:54PM -0700, David Miller wrote:
> From: Andrew Lunn
> Date: Thu, 24 Sep 2015 23:57:31 +0200
>
> > I built the FEC driver as a module, and it won't unload:
> >
> > kernel:unregister_netdevice: waiting for eth1 to become free. Usage count
> > = 1
> > unregister_netd
From: Andrew Lunn
Date: Fri, 25 Sep 2015 00:26:54 +0200
> On Thu, Sep 24, 2015 at 03:15:54PM -0700, David Miller wrote:
>> From: Andrew Lunn
>> Date: Thu, 24 Sep 2015 23:57:31 +0200
>>
>> > I built the FEC driver as a module, and it won't unload:
>> >
>> > kernel:unregister_netdevice: waiting
On Thu, 2015-09-24 at 16:00 +0200, Andrzej Hajda wrote:
> The function can return negative value.
>
> The problem has been detected using proposed semantic patch
> scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].
>
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2046107
>
> Sig
> Thanks for testing. Please could you confirm whether the same behaviour
> is observed without the patches, just to make absolutely sure that isn't
> a regression.
So i tested this now.
I have two FEC interfaces. One i my main access interface, and the
second is used by DSA to access switches.
On Thu, Sep 24, 2015 at 03:51:37PM -0700, David Miller wrote:
> From: Andrew Lunn
> Date: Fri, 25 Sep 2015 00:26:54 +0200
>
> > On Thu, Sep 24, 2015 at 03:15:54PM -0700, David Miller wrote:
> >> From: Andrew Lunn
> >> Date: Thu, 24 Sep 2015 23:57:31 +0200
> >>
> >> > I built the FEC driver as a
On Wed, 2015-09-23 at 00:28 -0500, Zhao Qiang-B45475 wrote:
> On Wen, Sep 23, 2015 at 12:03 AM +0800, Wood Scott-B07421 wrote:
>
> > -Original Message-
> > From: Wood Scott-B07421
> > Sent: Wednesday, September 23, 2015 12:03 PM
> > To: Zhao Qiang-B45475
> > Cc: linux-ker...@vger.kernel.or
On Fri, Sep 25, 2015 at 12:50:33AM +0200, Andrew Lunn wrote:
> > Thanks for testing. Please could you confirm whether the same behaviour
> > is observed without the patches, just to make absolutely sure that isn't
> > a regression.
>
> So i tested this now.
>
> I have two FEC interfaces. One i m
On Thu, 2015-09-24 at 13:10 +0300, Denis Kirjanov wrote:
> On 9/24/15, Michael Ellerman wrote:
> > On 23 September 2015 16:05:02 GMT+10:00, Michael Neuling
> > wrote:
> >>
> >>Testcase tb.c (stolen from Anton)
> >> /* gcc -O2 tb.c -o tb */
> >> #include
> >> #include
> >>
> >> int main()
>
Alexander Popov wrote:
Initialize Freescale MPC512x DMA driver with subsys_initcall()
to allow the depending drivers to call dma_request_slave_channel()
during their probe.
Signed-off-by: Alexander Popov
Is there any way we can use -EPROBEDEFER instead?
Alexander Popov wrote:
+- dma-names: should be "rx-tx";
Why bother, if it can only be one value?
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On Thu, 2015-09-24 at 15:39 +1000, Sam Bobroff wrote:
> This patch provides individual system call numbers for the following
> System V IPC system calls, on PowerPC, so that they do not need to be
> multiplexed:
> * semop, semget, semctl, semtimedop
> * msgsnd, msgrcv, msgget, msgctl
> * shmat, shm
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