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Commit a022f934 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
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Merge tag 'v4.6-rc7' into patchwork

Linux 4.6-rc7

* tag 'v4.6-rc7': (185 commits)
  Linux 4.6-rc7
  parisc: fix a bug when syscall number of tracee is __NR_Linux_syscalls
  x86/tsc: Read all ratio bits from MSR_PLATFORM_INFO
  mailmap: add John Paul Adrian Glaubitz
  byteswap: try to avoid __builtin_constant_p gcc bug
  lib/stackdepot: avoid to return 0 handle
  mm: fix kcompactd hang during memory offlining
  modpost: fix module autoloading for OF devices with generic compatible property
  proc: prevent accessing /proc/<PID>/environ until it's ready
  mm/zswap: provide unique zpool name
  mm: thp: kvm: fix memory corruption in KVM with THP enabled
  MAINTAINERS: fix Rajendra Nayak's address
  mm, cma: prevent nr_isolated_* counters from going negative
  mm: update min_free_kbytes from khugepaged after core initialization
  huge pagecache: mmap_sem is unlocked when truncation splits pmd
  rapidio/mport_cdev: fix uapi type definitions
  mm: memcontrol: let v2 cgroups follow changes in system swappiness
  mm: thp: correct split_huge_pages file permission
  maintainers: update rmk's email address(es)
  writeback: Fix performance regression in wb_over_bg_thresh()
  ...
parents f7369627 44549e8f
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+1 −0
Original line number Diff line number Diff line
@@ -69,6 +69,7 @@ Jean Tourrilhes <jt@hpl.hp.com>
Jeff Garzik <jgarzik@pretzel.yyz.us>
Jens Axboe <axboe@suse.de>
Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
John Stultz <johnstul@us.ibm.com>
<josh@joshtriplett.org> <josh@freedesktop.org>
<josh@joshtriplett.org> <josh@kernel.org>
+4 −0
Original line number Diff line number Diff line
@@ -32,6 +32,10 @@ Optional properties:
- target-supply     : regulator for SATA target power
- phys              : reference to the SATA PHY node
- phy-names         : must be "sata-phy"
- ports-implemented : Mask that indicates which ports that the HBA supports
		      are available for software to use. Useful if PORTS_IMPL
		      is not programmed by the BIOS, which is true with
		      some embedded SOC's.

Required properties when using sub-nodes:
- #address-cells    : number of cells to encode an address
+3 −3
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@@ -45,13 +45,13 @@ Required properties:
Optional properties:
- dual_emac_res_vlan	: Specifies VID to be used to segregate the ports
- mac-address		: See ethernet.txt file in the same directory
- phy_id		: Specifies slave phy id
- phy_id		: Specifies slave phy id (deprecated, use phy-handle)
- phy-handle		: See ethernet.txt file in the same directory

Slave sub-nodes:
- fixed-link		: See fixed-link.txt file in the same directory
			  Either the property phy_id, or the sub-node
			  fixed-link can be specified

Note: Exactly one of phy_id, phy-handle, or fixed-link must be specified.

Note: "ti,hwmods" field is used to fetch the base address and irq
resources from TI, omap hwmod data base during device registration.
+3 −3
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@@ -6,7 +6,7 @@ This is the driver for the Altera Triple-Speed Ethernet (TSE) controllers
using the SGDMA and MSGDMA soft DMA IP components. The driver uses the
platform bus to obtain component resources. The designs used to test this
driver were built for a Cyclone(R) V SOC FPGA board, a Cyclone(R) V FPGA board,
and tested with ARM and NIOS processor hosts seperately. The anticipated use
and tested with ARM and NIOS processor hosts separately. The anticipated use
cases are simple communications between an embedded system and an external peer
for status and simple configuration of the embedded system.

@@ -65,14 +65,14 @@ Driver parameters can be also passed in command line by using:
4.1) Transmit process
When the driver's transmit routine is called by the kernel, it sets up a
transmit descriptor by calling the underlying DMA transmit routine (SGDMA or
MSGDMA), and initites a transmit operation. Once the transmit is complete, an
MSGDMA), and initiates a transmit operation. Once the transmit is complete, an
interrupt is driven by the transmit DMA logic. The driver handles the transmit
completion in the context of the interrupt handling chain by recycling
resource required to send and track the requested transmit operation.

4.2) Receive process
The driver will post receive buffers to the receive DMA logic during driver
intialization. Receive buffers may or may not be queued depending upon the
initialization. Receive buffers may or may not be queued depending upon the
underlying DMA logic (MSGDMA is able queue receive buffers, SGDMA is not able
to queue receive buffers to the SGDMA receive logic). When a packet is
received, the DMA logic generates an interrupt. The driver handles a receive
+3 −3
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@@ -8,7 +8,7 @@ Initial Release:
	This is conceptually very similar to the macvlan driver with one major
exception of using L3 for mux-ing /demux-ing among slaves. This property makes
the master device share the L2 with it's slave devices. I have developed this
driver in conjuntion with network namespaces and not sure if there is use case
driver in conjunction with network namespaces and not sure if there is use case
outside of it.


@@ -56,7 +56,7 @@ situations defines your use case then you can choose to use ipvlan -
	(a) The Linux host that is connected to the external switch / router has
policy configured that allows only one mac per port.
	(b) No of virtual devices created on a master exceed the mac capacity and
puts the NIC in promiscous mode and degraded performance is a concern.
puts the NIC in promiscuous mode and degraded performance is a concern.
	(c) If the slave device is to be put into the hostile / untrusted network
namespace where L2 on the slave could be changed / misused.

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