diff options
author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2017-10-17 17:22:20 -0700 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2017-10-17 17:22:20 -0700 |
commit | 61065fc3e32002ba48aa6bc3816c1f6f9f8daf55 (patch) | |
tree | 1c683c51022a25f78d7da4cf6a28fd9037d70e5e /Documentation | |
parent | 7571358dd22dc91dea560f0dde62ce23c033b6b6 (diff) | |
parent | 3728e6a255b50382591ee374c70e6f5276a47d0a (diff) |
Merge commit '3728e6a255b5' into patchwork
* commit '3728e6a255b5': (904 commits)
Linux 4.14-rc5
x86/microcode: Do the family check first
locking/lockdep: Disable cross-release features for now
x86/mm: Flush more aggressively in lazy TLB mode
mm, swap: use page-cluster as max window of VMA based swap readahead
mm: page_vma_mapped: ensure pmd is loaded with READ_ONCE outside of lock
kmemleak: clear stale pointers from task stacks
fs/binfmt_misc.c: node could be NULL when evicting inode
fs/mpage.c: fix mpage_writepage() for pages with buffers
linux/kernel.h: add/correct kernel-doc notation
tty: fall back to N_NULL if switching to N_TTY fails during hangup
Revert "vmalloc: back off when the current task is killed"
mm/cma.c: take __GFP_NOWARN into account in cma_alloc()
scripts/kallsyms.c: ignore symbol type 'n'
userfaultfd: selftest: exercise -EEXIST only in background transfer
mm: only display online cpus of the numa node
mm: remove unnecessary WARN_ONCE in page_vma_mapped_walk().
mm/mempolicy: fix NUMA_INTERLEAVE_HIT counter
include/linux/of.h: provide of_n_{addr,size}_cells wrappers for !CONFIG_OF
mm/madvise.c: add description for MADV_WIPEONFORK and MADV_KEEPONFORK
...
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/ABI/testing/sysfs-kernel-mm-swap | 10 | ||||
-rw-r--r-- | Documentation/ABI/testing/sysfs-power | 2 | ||||
-rw-r--r-- | Documentation/core-api/workqueue.rst | 12 | ||||
-rw-r--r-- | Documentation/cpu-freq/index.txt | 2 | ||||
-rw-r--r-- | Documentation/device-mapper/dm-raid.txt | 1 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/leds/ams,as3645a.txt | 28 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt | 12 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/net/marvell-pp2.txt | 10 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/net/rockchip-dwmac.txt | 1 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt | 28 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/serial/renesas,sci-serial.txt | 2 | ||||
-rw-r--r-- | Documentation/driver-model/driver.txt | 7 | ||||
-rw-r--r-- | Documentation/filesystems/overlayfs.txt | 5 | ||||
-rw-r--r-- | Documentation/filesystems/sysfs.txt | 3 | ||||
-rw-r--r-- | Documentation/i2c/busses/i2c-i801 | 1 | ||||
-rw-r--r-- | Documentation/networking/bonding.txt | 2 |
16 files changed, 82 insertions, 44 deletions
diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-swap b/Documentation/ABI/testing/sysfs-kernel-mm-swap index 587db52084c7..94672016c268 100644 --- a/Documentation/ABI/testing/sysfs-kernel-mm-swap +++ b/Documentation/ABI/testing/sysfs-kernel-mm-swap @@ -14,13 +14,3 @@ Description: Enable/disable VMA based swap readahead. still used for tmpfs etc. other users. If set to false, the global swap readahead algorithm will be used for all swappable pages. - -What: /sys/kernel/mm/swap/vma_ra_max_order -Date: August 2017 -Contact: Linux memory management mailing list <linux-mm@kvack.org> -Description: The max readahead size in order for VMA based swap readahead - - VMA based swap readahead algorithm will readahead at - most 1 << max_order pages for each readahead. The - real readahead size for each readahead will be scaled - according to the estimation algorithm. diff --git a/Documentation/ABI/testing/sysfs-power b/Documentation/ABI/testing/sysfs-power index 713cab1d5f12..a1d1612f3651 100644 --- a/Documentation/ABI/testing/sysfs-power +++ b/Documentation/ABI/testing/sysfs-power @@ -127,7 +127,7 @@ Description: What; /sys/power/pm_trace_dev_match Date: October 2010 -Contact: James Hogan <james@albanarts.com> +Contact: James Hogan <jhogan@kernel.org> Description: The /sys/power/pm_trace_dev_match file contains the name of the device associated with the last PM event point saved in the RTC diff --git a/Documentation/core-api/workqueue.rst b/Documentation/core-api/workqueue.rst index 3943b5bfa8cf..00a5ba51e63f 100644 --- a/Documentation/core-api/workqueue.rst +++ b/Documentation/core-api/workqueue.rst @@ -39,8 +39,8 @@ up. Although MT wq wasted a lot of resource, the level of concurrency provided was unsatisfactory. The limitation was common to both ST and MT wq albeit less severe on MT. Each wq maintained its own separate -worker pool. A MT wq could provide only one execution context per CPU -while a ST wq one for the whole system. Work items had to compete for +worker pool. An MT wq could provide only one execution context per CPU +while an ST wq one for the whole system. Work items had to compete for those very limited execution contexts leading to various problems including proneness to deadlocks around the single execution context. @@ -151,7 +151,7 @@ Application Programming Interface (API) ``alloc_workqueue()`` allocates a wq. The original ``create_*workqueue()`` functions are deprecated and scheduled for -removal. ``alloc_workqueue()`` takes three arguments - @``name``, +removal. ``alloc_workqueue()`` takes three arguments - ``@name``, ``@flags`` and ``@max_active``. ``@name`` is the name of the wq and also used as the name of the rescuer thread if there is one. @@ -197,7 +197,7 @@ resources, scheduled and executed. served by worker threads with elevated nice level. Note that normal and highpri worker-pools don't interact with - each other. Each maintain its separate pool of workers and + each other. Each maintains its separate pool of workers and implements concurrency management among its workers. ``WQ_CPU_INTENSIVE`` @@ -249,8 +249,8 @@ unbound worker-pools and only one work item could be active at any given time thus achieving the same ordering property as ST wq. In the current implementation the above configuration only guarantees -ST behavior within a given NUMA node. Instead alloc_ordered_queue should -be used to achieve system wide ST behavior. +ST behavior within a given NUMA node. Instead ``alloc_ordered_queue()`` should +be used to achieve system-wide ST behavior. Example Execution Scenarios diff --git a/Documentation/cpu-freq/index.txt b/Documentation/cpu-freq/index.txt index 03a7cee6ac73..c15e75386a05 100644 --- a/Documentation/cpu-freq/index.txt +++ b/Documentation/cpu-freq/index.txt @@ -32,8 +32,6 @@ cpufreq-stats.txt - General description of sysfs cpufreq stats. index.txt - File index, Mailing list and Links (this document) -intel-pstate.txt - Intel pstate cpufreq driver specific file. - pcc-cpufreq.txt - PCC cpufreq driver specific file. diff --git a/Documentation/device-mapper/dm-raid.txt b/Documentation/device-mapper/dm-raid.txt index 4a0a7469fdd7..32df07e29f68 100644 --- a/Documentation/device-mapper/dm-raid.txt +++ b/Documentation/device-mapper/dm-raid.txt @@ -344,3 +344,4 @@ Version History (wrong raid10_copies/raid10_format sequence) 1.11.1 Add raid4/5/6 journal write-back support via journal_mode option 1.12.1 fix for MD deadlock between mddev_suspend() and md_write_start() available +1.13.0 Fix dev_health status at end of "recover" (was 'a', now 'A') diff --git a/Documentation/devicetree/bindings/leds/ams,as3645a.txt b/Documentation/devicetree/bindings/leds/ams,as3645a.txt index 12c5ef26ec73..fdc40e354a64 100644 --- a/Documentation/devicetree/bindings/leds/ams,as3645a.txt +++ b/Documentation/devicetree/bindings/leds/ams,as3645a.txt @@ -15,11 +15,14 @@ Required properties compatible : Must be "ams,as3645a". reg : The I2C address of the device. Typically 0x30. +#address-cells : 1 +#size-cells : 0 -Required properties of the "flash" child node -============================================= +Required properties of the flash child node (0) +=============================================== +reg: 0 flash-timeout-us: Flash timeout in microseconds. The value must be in the range [100000, 850000] and divisible by 50000. flash-max-microamp: Maximum flash current in microamperes. Has to be @@ -33,20 +36,21 @@ ams,input-max-microamp: Maximum flash controller input current. The and divisible by 50000. -Optional properties of the "flash" child node -============================================= +Optional properties of the flash child node +=========================================== label : The label of the flash LED. -Required properties of the "indicator" child node -================================================= +Required properties of the indicator child node (1) +=================================================== +reg: 1 led-max-microamp: Maximum indicator current. The allowed values are 2500, 5000, 7500 and 10000. -Optional properties of the "indicator" child node -================================================= +Optional properties of the indicator child node +=============================================== label : The label of the indicator LED. @@ -55,16 +59,20 @@ Example ======= as3645a@30 { + #address-cells: 1 + #size-cells: 0 reg = <0x30>; compatible = "ams,as3645a"; - flash { + flash@0 { + reg = <0x0>; flash-timeout-us = <150000>; flash-max-microamp = <320000>; led-max-microamp = <60000>; ams,input-max-microamp = <1750000>; label = "as3645a:flash"; }; - indicator { + indicator@1 { + reg = <0x1>; led-max-microamp = <10000>; label = "as3645a:indicator"; }; diff --git a/Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt b/Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt index b878a1e305af..ed1456f5c94d 100644 --- a/Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt +++ b/Documentation/devicetree/bindings/mmc/marvell,xenon-sdhci.txt @@ -16,11 +16,13 @@ Required Properties: - clocks: Array of clocks required for SDHC. - Require at least input clock for Xenon IP core. + Require at least input clock for Xenon IP core. For Armada AP806 and + CP110, the AXI clock is also mandatory. - clock-names: Array of names corresponding to clocks property. The input clock for Xenon IP core should be named as "core". + The input clock for the AXI bus must be named as "axi". - reg: * For "marvell,armada-3700-sdhci", two register areas. @@ -106,8 +108,8 @@ Example: compatible = "marvell,armada-ap806-sdhci"; reg = <0xaa0000 0x1000>; interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH> - clocks = <&emmc_clk>; - clock-names = "core"; + clocks = <&emmc_clk>,<&axi_clk>; + clock-names = "core", "axi"; bus-width = <4>; marvell,xenon-phy-slow-mode; marvell,xenon-tun-count = <11>; @@ -126,8 +128,8 @@ Example: interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH> vqmmc-supply = <&sd_vqmmc_regulator>; vmmc-supply = <&sd_vmmc_regulator>; - clocks = <&sdclk>; - clock-names = "core"; + clocks = <&sdclk>, <&axi_clk>; + clock-names = "core", "axi"; bus-width = <4>; marvell,xenon-tun-count = <9>; }; diff --git a/Documentation/devicetree/bindings/net/marvell-pp2.txt b/Documentation/devicetree/bindings/net/marvell-pp2.txt index 7e2dad08a12e..1814fa13f6ab 100644 --- a/Documentation/devicetree/bindings/net/marvell-pp2.txt +++ b/Documentation/devicetree/bindings/net/marvell-pp2.txt @@ -21,8 +21,9 @@ Required properties: - main controller clock (for both armada-375-pp2 and armada-7k-pp2) - GOP clock (for both armada-375-pp2 and armada-7k-pp2) - MG clock (only for armada-7k-pp2) -- clock-names: names of used clocks, must be "pp_clk", "gop_clk" and - "mg_clk" (the latter only for armada-7k-pp2). + - AXI clock (only for armada-7k-pp2) +- clock-names: names of used clocks, must be "pp_clk", "gop_clk", "mg_clk" + and "axi_clk" (the 2 latter only for armada-7k-pp2). The ethernet ports are represented by subnodes. At least one port is required. @@ -78,8 +79,9 @@ Example for marvell,armada-7k-pp2: cpm_ethernet: ethernet@0 { compatible = "marvell,armada-7k-pp22"; reg = <0x0 0x100000>, <0x129000 0xb000>; - clocks = <&cpm_syscon0 1 3>, <&cpm_syscon0 1 9>, <&cpm_syscon0 1 5>; - clock-names = "pp_clk", "gop_clk", "gp_clk"; + clocks = <&cpm_syscon0 1 3>, <&cpm_syscon0 1 9>, + <&cpm_syscon0 1 5>, <&cpm_syscon0 1 18>; + clock-names = "pp_clk", "gop_clk", "gp_clk", "axi_clk"; eth0: eth0 { interrupts = <ICU_GRP_NSR 39 IRQ_TYPE_LEVEL_HIGH>, diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.txt b/Documentation/devicetree/bindings/net/rockchip-dwmac.txt index 6af8eed1adeb..9c16ee2965a2 100644 --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.txt +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.txt @@ -4,6 +4,7 @@ The device node has following properties. Required properties: - compatible: should be "rockchip,<name>-gamc" + "rockchip,rk3128-gmac": found on RK312x SoCs "rockchip,rk3228-gmac": found on RK322x SoCs "rockchip,rk3288-gmac": found on RK3288 SoCs "rockchip,rk3328-gmac": found on RK3328 SoCs diff --git a/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt b/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt new file mode 100644 index 000000000000..830069b1c37c --- /dev/null +++ b/Documentation/devicetree/bindings/reset/snps,hsdk-reset.txt @@ -0,0 +1,28 @@ +Binding for the Synopsys HSDK reset controller + +This binding uses the common reset binding[1]. + +[1] Documentation/devicetree/bindings/reset/reset.txt + +Required properties: +- compatible: should be "snps,hsdk-reset". +- reg: should always contain 2 pairs address - length: first for reset + configuration register and second for corresponding SW reset and status bits + register. +- #reset-cells: from common reset binding; Should always be set to 1. + +Example: + reset: reset@880 { + compatible = "snps,hsdk-reset"; + #reset-cells = <1>; + reg = <0x8A0 0x4>, <0xFF0 0x4>; + }; + +Specifying reset lines connected to IP modules: + ethernet@.... { + .... + resets = <&reset HSDK_V1_ETH_RESET>; + .... + }; + +The index could be found in <dt-bindings/reset/snps,hsdk-reset.h> diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt index 4fc96946f81d..cf504d0380ae 100644 --- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -41,6 +41,8 @@ Required properties: - "renesas,hscif-r8a7795" for R8A7795 (R-Car H3) HSCIF compatible UART. - "renesas,scif-r8a7796" for R8A7796 (R-Car M3-W) SCIF compatible UART. - "renesas,hscif-r8a7796" for R8A7796 (R-Car M3-W) HSCIF compatible UART. + - "renesas,scif-r8a77970" for R8A77970 (R-Car V3M) SCIF compatible UART. + - "renesas,hscif-r8a77970" for R8A77970 (R-Car V3M) HSCIF compatible UART. - "renesas,scif-r8a77995" for R8A77995 (R-Car D3) SCIF compatible UART. - "renesas,hscif-r8a77995" for R8A77995 (R-Car D3) HSCIF compatible UART. - "renesas,scifa-sh73a0" for SH73A0 (SH-Mobile AG5) SCIFA compatible UART. diff --git a/Documentation/driver-model/driver.txt b/Documentation/driver-model/driver.txt index 4421135826a2..d661e6f7e6a0 100644 --- a/Documentation/driver-model/driver.txt +++ b/Documentation/driver-model/driver.txt @@ -196,12 +196,13 @@ struct driver_attribute { }; Device drivers can export attributes via their sysfs directories. -Drivers can declare attributes using a DRIVER_ATTR macro that works -identically to the DEVICE_ATTR macro. +Drivers can declare attributes using a DRIVER_ATTR_RW and DRIVER_ATTR_RO +macro that works identically to the DEVICE_ATTR_RW and DEVICE_ATTR_RO +macros. Example: -DRIVER_ATTR(debug,0644,show_debug,store_debug); +DRIVER_ATTR_RW(debug); This is equivalent to declaring: diff --git a/Documentation/filesystems/overlayfs.txt b/Documentation/filesystems/overlayfs.txt index 36f528a7fdd6..8caa60734647 100644 --- a/Documentation/filesystems/overlayfs.txt +++ b/Documentation/filesystems/overlayfs.txt @@ -210,8 +210,11 @@ path as another overlay mount and it may use a lower layer path that is beneath or above the path of another overlay lower layer path. Using an upper layer path and/or a workdir path that are already used by -another overlay mount is not allowed and will fail with EBUSY. Using +another overlay mount is not allowed and may fail with EBUSY. Using partially overlapping paths is not allowed but will not fail with EBUSY. +If files are accessed from two overlayfs mounts which share or overlap the +upper layer and/or workdir path the behavior of the overlay is undefined, +though it will not result in a crash or deadlock. Mounting an overlay using an upper layer path, where the upper layer path was previously used by another mounted overlay in combination with a diff --git a/Documentation/filesystems/sysfs.txt b/Documentation/filesystems/sysfs.txt index 24da7b32c489..9a3658cc399e 100644 --- a/Documentation/filesystems/sysfs.txt +++ b/Documentation/filesystems/sysfs.txt @@ -366,7 +366,8 @@ struct driver_attribute { Declaring: -DRIVER_ATTR(_name, _mode, _show, _store) +DRIVER_ATTR_RO(_name) +DRIVER_ATTR_RW(_name) Creation/Removal: diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801 index 0500193434cb..d47702456926 100644 --- a/Documentation/i2c/busses/i2c-i801 +++ b/Documentation/i2c/busses/i2c-i801 @@ -36,6 +36,7 @@ Supported adapters: * Intel Gemini Lake (SOC) * Intel Cannon Lake-H (PCH) * Intel Cannon Lake-LP (PCH) + * Intel Cedar Fork (PCH) Datasheets: Publicly available at the Intel website On Intel Patsburg and later chipsets, both the normal host SMBus controller diff --git a/Documentation/networking/bonding.txt b/Documentation/networking/bonding.txt index 57f52cdce32e..9ba04c0bab8d 100644 --- a/Documentation/networking/bonding.txt +++ b/Documentation/networking/bonding.txt @@ -2387,7 +2387,7 @@ broadcast: Like active-backup, there is not much advantage to this and packet type ID), so in a "gatewayed" configuration, all outgoing traffic will generally use the same device. Incoming traffic may also end up on a single device, but that is - dependent upon the balancing policy of the peer's 8023.ad + dependent upon the balancing policy of the peer's 802.3ad implementation. In a "local" configuration, traffic will be distributed across the devices in the bond. |