commits November 2009

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[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 08a7963aad03b5cf515f1e9c35e0ac9eb7dae072 Author: Jérôme Pouiller <jezz(a)sysmic.org> Date: Thu Oct 15 09:58:27 2009 -0600 of: Remove nested function Some toolchains dislike nested function definition, so we define function match outside of of_phy_find_device. Signed-off-by: Jérôme Pouiller <jezz(a)sysmic.org> Acked-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Grant Likely <grant.likely(a)secretlab.ca> diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index bacaa53..4b22ba5 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -97,6 +97,12 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) } EXPORT_SYMBOL(of_mdiobus_register); +/* Helper function for of_phy_find_device */ +static int of_phy_match(struct device *dev, void *phy_np) +{ + return dev_archdata_get_node(&dev->archdata) == phy_np; +} + /** * of_phy_find_device - Give a PHY node, find the phy_device * @phy_np: Pointer to the phy's device tree node @@ -106,15 +112,10 @@ EXPORT_SYMBOL(of_mdiobus_register); struct phy_device *of_phy_find_device(struct device_node *phy_np) { struct device *d; - int match(struct device *dev, void *phy_np) - { - return dev_archdata_get_node(&dev->archdata) == phy_np; - } - if (!phy_np) return NULL; - d = bus_find_device(&mdio_bus_type, NULL, phy_np, match); + d = bus_find_device(&mdio_bus_type, NULL, phy_np, of_phy_match); return d ? to_phy_device(d) : NULL; } EXPORT_SYMBOL(of_phy_find_device); -- batman-adv

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[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 830cb6fafc12af6c105aaaf794543e4423ca79c3 Author: Heiko Schocher <hs(a)denx.de> Date: Thu Oct 15 09:33:24 2009 -0600 mpc5200: support for the MAN mpc5200 based board mucmc52 - serial Console on PSC1 - 64MB SDRAM - MTD CFI Flash - Ethernet FEC - IDE support Signed-off-by: Heiko Schocher <hs(a)denx.de> Reviewed-by: Wolfram Sang <w.sang(a)pengutronix.de> Signed-off-by: Grant Likely <grant.likely(a)secretlab.ca> diff --git a/arch/powerpc/boot/dts/uc101.dts b/arch/powerpc/boot/dts/mucmc52.dts similarity index 67% copy from arch/powerpc/boot/dts/uc101.dts copy to arch/powerpc/boot/dts/mucmc52.dts index 019264c..b72a758 100644 --- a/arch/powerpc/boot/dts/uc101.dts +++ b/arch/powerpc/boot/dts/mucmc52.dts @@ -1,5 +1,5 @@ /* - * Manroland uc101 board Device Tree Source + * Manroland mucmc52 board Device Tree Source * * Copyright (C) 2009 DENX Software Engineering GmbH * Heiko Schocher <hs(a)denx.de> @@ -14,8 +14,8 @@ /dts-v1/; / { - model = "manroland,uc101"; - compatible = "manroland,uc101"; + model = "manroland,mucmc52"; + compatible = "manroland,mucmc52"; #address-cells = <1>; #size-cells = <1>; interrupt-parent = <&mpc5200_pic>; @@ -64,7 +64,7 @@ reg = <0x500 0x80>; }; - gpt0: timer@600 { // General Purpose Timer in GPIO mode + gpt0: timer@600 { // GPT 0 in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x600 0x10>; interrupts = <1 9 0>; @@ -96,38 +96,6 @@ #gpio-cells = <2>; }; - gpt4: timer@640 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x640 0x10>; - interrupts = <1 13 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpt5: timer@650 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x650 0x10>; - interrupts = <1 14 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpt6: timer@660 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x660 0x10>; - interrupts = <1 15 0>; - gpio-controller; - #gpio-cells = <2>; - }; - - gpt7: timer@670 { // General Purpose Timer in GPIO mode - compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; - reg = <0x670 0x10>; - interrupts = <1 16 0>; - gpio-controller; - #gpio-cells = <2>; - }; - gpio_simple: gpio@b00 { compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; reg = <0xb00 0x40>; @@ -170,7 +138,7 @@ interrupts = <2 2 0>; }; - serial@2c00 { /* PSC6 in UART mode */ + serial@2c00 { /* PSC6 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; reg = <0x2c00 0x100>; interrupts = <2 4 0>; @@ -188,8 +156,8 @@ #address-cells = <1>; #size-cells = <0>; compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. + reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts + interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. phy0: ethernet-phy@0 { compatible = "intel,lxt971"; @@ -209,9 +177,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl,preserve-clocking; - clock-frequency = <400000>; - hwmon@2c { compatible = "ad,adm9240"; reg = <0x2c>; @@ -228,6 +193,29 @@ }; }; + pci@f0000d00 { + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + device_type = "pci"; + compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; + reg = <0xf0000d00 0x100>; + interrupt-map-mask = <0xf800 0 0 7>; + interrupt-map = < + /* IDSEL 0x10 */ + 0x8000 0 0 1 &mpc5200_pic 0 3 3 + 0x8000 0 0 2 &mpc5200_pic 0 3 3 + 0x8000 0 0 3 &mpc5200_pic 0 2 3 + 0x8000 0 0 4 &mpc5200_pic 0 1 3 + >; + clock-frequency = <0>; // From boot loader + interrupts = <2 8 0 2 9 0 2 10 0>; + bus-range = <0 0>; + ranges = <0x42000000 0 0x60000000 0x60000000 0 0x10000000 + 0x02000000 0 0x90000000 0x90000000 0 0x10000000 + 0x01000000 0 0x00000000 0xa0000000 0 0x01000000>; + }; + localbus { compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; @@ -241,11 +229,10 @@ flash@0,0 { compatible = "cfi-flash"; reg = <0 0 0x00800000>; - bank-width = <2>; + bank-width = <4>; device-width = <2>; #size-cells = <1>; #address-cells = <1>; - partition@0 { label = "DTS"; reg = <0x0 0x00100000>; @@ -268,17 +255,78 @@ }; partition@740000 { label = "Env"; - reg = <0x00740000 0x00010000>; + reg = <0x00740000 0x00020000>; }; - partition@750000 { + partition@760000 { label = "red. Env"; - reg = <0x00750000 0x00010000>; + reg = <0x00760000 0x00020000>; }; - partition@760000 { + partition@780000 { label = "reserve"; - reg = <0x00760000 0x000a0000>; + reg = <0x00780000 0x00080000>; }; }; + simple100: gpio-controller-100@3,600100 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600100 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple104: gpio-controller-104@3,600104 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600104 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple200: gpio-controller-200@3,600200 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600200 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple201: gpio-controller-201@3,600201 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600201 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple202: gpio-controller-202@3,600202 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600202 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple203: gpio-controller-203@3,600203 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600203 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple204: gpio-controller-204@3,600204 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600204 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple206: gpio-controller-206@3,600206 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600206 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple207: gpio-controller-207@3,600207 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600207 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple20f: gpio-controller-20f@3,60020f { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x0060020f 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + }; }; diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig index aaa4416..d035421 100644 --- a/arch/powerpc/configs/mpc5200_defconfig +++ b/arch/powerpc/configs/mpc5200_defconfig @@ -205,7 +205,7 @@ CONFIG_RTAS_PROC=y CONFIG_PPC_BESTCOMM=y CONFIG_PPC_BESTCOMM_ATA=y CONFIG_PPC_BESTCOMM_FEC=y -# CONFIG_SIMPLE_GPIO is not set +CONFIG_SIMPLE_GPIO=y # # Kernel options diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index caf6d92..d45be5b 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -51,6 +51,7 @@ static void __init mpc5200_simple_setup_arch(void) /* list of the supported boards */ static char *board[] __initdata = { "intercontrol,digsy-mtc", + "manroland,mucmc52", "manroland,uc101", "phytec,pcm030", "phytec,pcm032", -- batman-adv

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[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 371bc96b89467c89c07a75aa4331bb8327afdc30 Author: Heiko Schocher <hs(a)denx.de> Date: Thu Oct 15 09:29:32 2009 -0600 mpc5200: support for the MAN mpc5200 based board uc101 - serial Console on PSC1 - 64MB SDRAM - MTD CFI Flash - Ethernet FEC - I2C with PCF8563 and Temp. Sensor ADM9240 - IDE support Signed-off-by: Heiko Schocher <hs(a)denx.de> Reviewed-by: Wolfram Sang <w.sang(a)pengutronix.de> Signed-off-by: Grant Likely <grant.likely(a)secretlab.ca> diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/uc101.dts similarity index 61% copy from arch/powerpc/boot/dts/cm5200.dts copy to arch/powerpc/boot/dts/uc101.dts index cee8080..019264c 100644 --- a/arch/powerpc/boot/dts/cm5200.dts +++ b/arch/powerpc/boot/dts/uc101.dts @@ -1,8 +1,9 @@ /* - * CM5200 board Device Tree Source + * Manroland uc101 board Device Tree Source * - * Copyright (C) 2007 Semihalf - * Marian Balakowicz <m8(a)semihalf.com> + * Copyright (C) 2009 DENX Software Engineering GmbH + * Heiko Schocher <hs(a)denx.de> + * Copyright 2006-2007 Secret Lab Technologies Ltd. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -13,8 +14,8 @@ /dts-v1/; / { - model = "schindler,cm5200"; - compatible = "schindler,cm5200"; + model = "manroland,uc101"; + compatible = "manroland,uc101"; #address-cells = <1>; #size-cells = <1>; interrupt-parent = <&mpc5200_pic>; @@ -28,8 +29,8 @@ reg = <0>; d-cache-line-size = <32>; i-cache-line-size = <32>; - d-cache-size = <0x4000>; // L1, 16K - i-cache-size = <0x4000>; // L1, 16K + d-cache-size = <0x4000>; // L1, 16K + i-cache-size = <0x4000>; // L1, 16K timebase-frequency = <0>; // from bootloader bus-frequency = <0>; // from bootloader clock-frequency = <0>; // from bootloader @@ -63,59 +64,68 @@ reg = <0x500 0x80>; }; - timer@600 { // General Purpose Timer + gpt0: timer@600 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x600 0x10>; interrupts = <1 9 0>; - fsl,has-wdt; + gpio-controller; + #gpio-cells = <2>; }; - timer@610 { // General Purpose Timer + gpt1: timer@610 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x610 0x10>; interrupts = <1 10 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@620 { // General Purpose Timer + gpt2: timer@620 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x620 0x10>; interrupts = <1 11 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@630 { // General Purpose Timer + gpt3: timer@630 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x630 0x10>; interrupts = <1 12 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@640 { // General Purpose Timer + gpt4: timer@640 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x640 0x10>; interrupts = <1 13 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@650 { // General Purpose Timer + gpt5: timer@650 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x650 0x10>; interrupts = <1 14 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@660 { // General Purpose Timer + gpt6: timer@660 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x660 0x10>; interrupts = <1 15 0>; + gpio-controller; + #gpio-cells = <2>; }; - timer@670 { // General Purpose Timer + gpt7: timer@670 { // General Purpose Timer in GPIO mode compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; reg = <0x670 0x10>; interrupts = <1 16 0>; - }; - - rtc@800 { // Real time clock - compatible = "fsl,mpc5200b-rtc","fsl,mpc5200-rtc"; - reg = <0x800 0x100>; - interrupts = <1 5 0 1 6 0>; + gpio-controller; + #gpio-cells = <2>; }; gpio_simple: gpio@b00 { @@ -134,18 +144,6 @@ #gpio-cells = <2>; }; - spi@f00 { - compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi"; - reg = <0xf00 0x20>; - interrupts = <2 13 0 2 14 0>; - }; - - usb@1000 { - compatible = "fsl,mpc5200b-ohci","fsl,mpc5200-ohci","ohci-be"; - reg = <0x1000 0xff>; - interrupts = <2 6 0>; - }; - dma-controller@1200 { compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; reg = <0x1200 0x80>; @@ -160,25 +158,19 @@ reg = <0x1f00 0x100>; }; - serial@2000 { // PSC1 + serial@2000 { /* PSC1 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; reg = <0x2000 0x100>; interrupts = <2 1 0>; }; - serial@2200 { // PSC2 + serial@2200 { /* PSC2 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; reg = <0x2200 0x100>; interrupts = <2 2 0>; }; - serial@2400 { // PSC3 - compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; - reg = <0x2400 0x100>; - interrupts = <2 3 0>; - }; - - serial@2c00 { // PSC6 + serial@2c00 { /* PSC6 in UART mode */ compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; reg = <0x2c00 0x100>; interrupts = <2 4 0>; @@ -196,21 +188,38 @@ #address-cells = <1>; #size-cells = <0>; compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; - reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts - interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. + reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts + interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. phy0: ethernet-phy@0 { + compatible = "intel,lxt971"; reg = <0>; }; }; + ata@3a00 { + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; + reg = <0x3a00 0x100>; + interrupts = <2 7 0>; + }; + i2c@3d40 { #address-cells = <1>; #size-cells = <0>; compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; + fsl,preserve-clocking; + clock-frequency = <400000>; + + hwmon@2c { + compatible = "ad,adm9240"; + reg = <0x2c>; + }; + rtc@51 { + compatible = "nxp,pcf8563"; + reg = <0x51>; + }; }; sram@8000 { @@ -220,19 +229,56 @@ }; localbus { - compatible = "fsl,mpc5200b-lpb","simple-bus"; + compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; + #address-cells = <2>; #size-cells = <1>; - ranges = <0 0 0xfc000000 0x2000000>; - // 16-bit flash device at LocalPlus Bus CS0 + ranges = <0 0 0xff800000 0x00800000 + 1 0 0x80000000 0x00800000 + 3 0 0x80000000 0x00800000>; + flash@0,0 { compatible = "cfi-flash"; - reg = <0 0 0x2000000>; + reg = <0 0 0x00800000>; bank-width = <2>; device-width = <2>; #size-cells = <1>; #address-cells = <1>; + + partition@0 { + label = "DTS"; + reg = <0x0 0x00100000>; + }; + partition@100000 { + label = "Kernel"; + reg = <0x100000 0x00200000>; + }; + partition@300000 { + label = "RootFS"; + reg = <0x00300000 0x00200000>; + }; + partition@500000 { + label = "user"; + reg = <0x00500000 0x00200000>; + }; + partition@700000 { + label = "U-Boot"; + reg = <0x00700000 0x00040000>; + }; + partition@740000 { + label = "Env"; + reg = <0x00740000 0x00010000>; + }; + partition@750000 { + label = "red. Env"; + reg = <0x00750000 0x00010000>; + }; + partition@760000 { + label = "reserve"; + reg = <0x00760000 0x000a0000>; + }; }; + }; }; diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index c31e5b5..caf6d92 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -51,6 +51,7 @@ static void __init mpc5200_simple_setup_arch(void) /* list of the supported boards */ static char *board[] __initdata = { "intercontrol,digsy-mtc", + "manroland,uc101", "phytec,pcm030", "phytec,pcm032", "promess,motionpro", -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit daaeb6c93829806221b2ac533330c64f338ebb89 Author: Santosh Shilimkar <santosh.shilimkar(a)ti.com> Date: Thu Oct 15 15:06:47 2009 +0100 ARM: 5763/1: ARM: SMP: Fix the BUG with CONFIG_PREEMPT enabled This patch fixes the BUG: using smp_processor_id() in preemptible Below is the stripped backtrace. BUG: using smp_processor_id() in preemptible [00000000] code: init/1 caller is flush_tlb_mm+0x44/0x70 Backtrace: [<c00225c4>] (dump_backtrace+0x0/0x110) from [<c01713a0>] (dump_stack+0x18/0x1c) r7:00000000 r6:c00234f0 r5:00000001 r4:c7828000 [<c0171388>] (dump_stack+0x0/0x1c) from [<c0135364>] (debug_smp_processor_id+0xc0/0xf0) [<c01352a4>] (debug_smp_processor_id+0x0/0xf0) from [<c00234f0>] (flush_tlb_mm+0x44/0x70) r7:00000000 r6:c60b41a0 r5:c60b4154 r4:00000001 [<c00234ac>] (flush_tlb_mm+0x0/0x70) from [<c0039568>] (dup_mm+0x304/0x38c) r5:c1f09058 r4:00000000 [<c0039264>] (dup_mm+0x0/0x38c) from [<c0039de4>] (copy_process+0x7b8/0xeb0) [<c003962c>] (copy_process+0x0/0xeb0) from [<c003a638>] (do_fork+0x15c/0x29c) [<c003a4dc>] (do_fork+0x0/0x29c) from [<c0021df0>] (sys_clone+0x34/0x3c) [<c0021dbc>] (sys_clone+0x0/0x3c) from [<c001efa0>] (ret_fast_syscall+0x0/0x2c) Signed-off-by: Santosh Shilimkar <santosh.shilimkar(a)ti.com> Signed-off-by: Russell King <rmk+kernel(a)arm.linux.org.uk> diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index a45ab5d..c2f1605 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -350,7 +350,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm) if (tlb_flag(TLB_WB)) dsb(); - if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) { + if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) { if (tlb_flag(TLB_V3_FULL)) asm("mcr p15, 0, %0, c6, c0, 0" : : "r" (zero) : "cc"); if (tlb_flag(TLB_V4_U_FULL)) @@ -360,6 +360,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm) if (tlb_flag(TLB_V4_I_FULL)) asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc"); } + put_cpu(); if (tlb_flag(TLB_V6_U_ASID)) asm("mcr p15, 0, %0, c8, c7, 2" : : "r" (asid) : "cc"); -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 019129d595caaa5bd0b41d128308da1be6a91869 Author: Paul E. McKenney <paulmck(a)linux.vnet.ibm.com> Date: Wed Oct 14 10:15:56 2009 -0700 rcu: Stopgap fix for synchronize_rcu_expedited() for TREE_PREEMPT_RCU For the short term, map synchronize_rcu_expedited() to synchronize_rcu() for TREE_PREEMPT_RCU and to synchronize_sched_expedited() for TREE_RCU. Longer term, there needs to be a real expedited grace period for TREE_PREEMPT_RCU, but candidate patches to date are considerably more complex and intrusive. Signed-off-by: Paul E. McKenney <paulmck(a)linux.vnet.ibm.com> Cc: laijs(a)cn.fujitsu.com Cc: dipankar(a)in.ibm.com Cc: mathieu.desnoyers(a)polymtl.ca Cc: josh(a)joshtriplett.org Cc: dvhltc(a)us.ibm.com Cc: niv(a)us.ibm.com Cc: peterz(a)infradead.org Cc: rostedt(a)goodmis.org Cc: Valdis.Kletnieks(a)vt.edu Cc: dhowells(a)redhat.com Cc: npiggin(a)suse.de Cc: jens.axboe(a)oracle.com LKML-Reference: <12555405592331-git-send-email-> Signed-off-by: Ingo Molnar <mingo(a)elte.hu> diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 46e9ab3..9642c6b 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -76,11 +76,7 @@ static inline void __rcu_read_unlock_bh(void) extern void call_rcu_sched(struct rcu_head *head, void (*func)(struct rcu_head *rcu)); - -static inline void synchronize_rcu_expedited(void) -{ - synchronize_sched_expedited(); -} +extern void synchronize_rcu_expedited(void); static inline void synchronize_rcu_bh_expedited(void) { diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index c0cb783..ebd20ee 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -393,6 +393,17 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) EXPORT_SYMBOL_GPL(call_rcu); /* + * Wait for an rcu-preempt grace period. We are supposed to expedite the + * grace period, but this is the crude slow compatability hack, so just + * invoke synchronize_rcu(). + */ +void synchronize_rcu_expedited(void) +{ + synchronize_rcu(); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); + +/* * Check to see if there is any immediate preemptable-RCU-related work * to be done. */ @@ -565,6 +576,16 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) EXPORT_SYMBOL_GPL(call_rcu); /* + * Wait for an rcu-preempt grace period, but make it happen quickly. + * But because preemptable RCU does not exist, map to rcu-sched. + */ +void synchronize_rcu_expedited(void) +{ + synchronize_sched_expedited(); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); + +/* * Because preemptable RCU does not exist, it never has any work to do. */ static int rcu_preempt_pending(int cpu) -- batman-adv

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[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit e85d380710680cb5793fcb59e03b7904b07a1e19 Merge: 3d977c012f1af4a867939fa21ad502d5279fa0a0 679bfef0e366109483981899401b98b8a65ed06c Author: Russell King <rmk+kernel(a)arm.linux.org.uk> Date: Thu Oct 15 12:11:51 2009 +0100 Merge branch 'for-rmk-rc' of git://git.pengutronix.de/git/imx/linux-2.6 -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 37c72e56f6b234ea7387ba530434a80abf2658d8 Author: Paul E. McKenney <paulmck(a)linux.vnet.ibm.com> Date: Wed Oct 14 10:15:55 2009 -0700 rcu: Prevent RCU IPI storms in presence of high call_rcu() load As the number of callbacks on a given CPU rises, invoke force_quiescent_state() only every blimit number of callbacks (defaults to 10,000), and even then only if no other CPU has invoked force_quiescent_state() in the meantime. This should fix the performance regression reported by Nick. Reported-by: Nick Piggin <npiggin(a)suse.de> Signed-off-by: Paul E. McKenney <paulmck(a)linux.vnet.ibm.com> Cc: laijs(a)cn.fujitsu.com Cc: dipankar(a)in.ibm.com Cc: mathieu.desnoyers(a)polymtl.ca Cc: josh(a)joshtriplett.org Cc: dvhltc(a)us.ibm.com Cc: niv(a)us.ibm.com Cc: peterz(a)infradead.org Cc: rostedt(a)goodmis.org Cc: Valdis.Kletnieks(a)vt.edu Cc: dhowells(a)redhat.com Cc: jens.axboe(a)oracle.com LKML-Reference: <12555405592133-git-send-email-> Signed-off-by: Ingo Molnar <mingo(a)elte.hu> diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 705f02a..ddbf111 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -958,7 +958,7 @@ static void rcu_offline_cpu(int cpu) * Invoke any RCU callbacks that have made it to the end of their grace * period. Thottle as specified by rdp->blimit. */ -static void rcu_do_batch(struct rcu_data *rdp) +static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp) { unsigned long flags; struct rcu_head *next, *list, **tail; @@ -1011,6 +1011,13 @@ static void rcu_do_batch(struct rcu_data *rdp) if (rdp->blimit == LONG_MAX && rdp->qlen <= qlowmark) rdp->blimit = blimit; + /* Reset ->qlen_last_fqs_check trigger if enough CBs have drained. */ + if (rdp->qlen == 0 && rdp->qlen_last_fqs_check != 0) { + rdp->qlen_last_fqs_check = 0; + rdp->n_force_qs_snap = rsp->n_force_qs; + } else if (rdp->qlen < rdp->qlen_last_fqs_check - qhimark) + rdp->qlen_last_fqs_check = rdp->qlen; + local_irq_restore(flags); /* Re-raise the RCU softirq if there are callbacks remaining. */ @@ -1224,7 +1231,7 @@ __rcu_process_callbacks(struct rcu_state *rsp, struct rcu_data *rdp) } /* If there are callbacks ready, invoke them. */ - rcu_do_batch(rdp); + rcu_do_batch(rsp, rdp); } /* @@ -1288,10 +1295,20 @@ __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu), rcu_start_gp(rsp, nestflag); /* releases rnp_root->lock. */ } - /* Force the grace period if too many callbacks or too long waiting. */ - if (unlikely(++rdp->qlen > qhimark)) { + /* + * Force the grace period if too many callbacks or too long waiting. + * Enforce hysteresis, and don't invoke force_quiescent_state() + * if some other CPU has recently done so. Also, don't bother + * invoking force_quiescent_state() if the newly enqueued callback + * is the only one waiting for a grace period to complete. + */ + if (unlikely(++rdp->qlen > rdp->qlen_last_fqs_check + qhimark)) { rdp->blimit = LONG_MAX; - force_quiescent_state(rsp, 0); + if (rsp->n_force_qs == rdp->n_force_qs_snap && + *rdp->nxttail[RCU_DONE_TAIL] != head) + force_quiescent_state(rsp, 0); + rdp->n_force_qs_snap = rsp->n_force_qs; + rdp->qlen_last_fqs_check = rdp->qlen; } else if ((long)(ACCESS_ONCE(rsp->jiffies_force_qs) - jiffies) < 0) force_quiescent_state(rsp, 1); local_irq_restore(flags); @@ -1523,6 +1540,8 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable) rdp->beenonline = 1; /* We have now been online. */ rdp->preemptable = preemptable; rdp->passed_quiesc_completed = lastcomp - 1; + rdp->qlen_last_fqs_check = 0; + rdp->n_force_qs_snap = rsp->n_force_qs; rdp->blimit = blimit; spin_unlock(&rnp->lock); /* irqs remain disabled. */ diff --git a/kernel/rcutree.h b/kernel/rcutree.h index b40ac57..599161f 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h @@ -167,6 +167,10 @@ struct rcu_data { struct rcu_head *nxtlist; struct rcu_head **nxttail[RCU_NEXT_SIZE]; long qlen; /* # of queued callbacks */ + long qlen_last_fqs_check; + /* qlen at last check for QS forcing */ + unsigned long n_force_qs_snap; + /* did other CPU force QS recently? */ long blimit; /* Upper limit on a processed batch */ #ifdef CONFIG_NO_HZ -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 43a04fdc369ce4fb6718b95e1c930ff8661e65c1 Author: Sathya Perla <sathyap(a)serverengines.com> Date: Wed Oct 14 20:21:17 2009 +0000 be2net: fix support for PCI hot plug Before issuing any cmds to the FW, the driver must first wait till the fW becomes ready. This is needed for PCI hot plug when the driver can be probed while the card fw is being initialized. Signed-off-by: Sathya Perla <sathyap(a)serverengines.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index b57abc0..28a0eda 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -243,15 +243,26 @@ static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage) int be_cmd_POST(struct be_adapter *adapter) { - u16 stage, error; + u16 stage; + int status, timeout = 0; - error = be_POST_stage_get(adapter, &stage); - if (error || stage != POST_STAGE_ARMFW_RDY) { - dev_err(&adapter->pdev->dev, "POST failed.\n"); - return -1; - } + do { + status = be_POST_stage_get(adapter, &stage); + if (status) { + dev_err(&adapter->pdev->dev, "POST error; stage=0x%x\n", + stage); + return -1; + } else if (stage != POST_STAGE_ARMFW_RDY) { + set_current_state(TASK_INTERRUPTIBLE); + schedule_timeout(2 * HZ); + timeout += 2; + } else { + return 0; + } + } while (timeout < 20); - return 0; + dev_err(&adapter->pdev->dev, "POST timeout; stage=0x%x\n", stage); + return -1; } static inline void *embedded_payload(struct be_mcc_wrb *wrb) diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index 36cb948..1f941f0 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -2058,6 +2058,10 @@ static int be_hw_up(struct be_adapter *adapter) if (status) return status; + status = be_cmd_reset_function(adapter); + if (status) + return status; + status = be_cmd_get_fw_ver(adapter, adapter->fw_ver); if (status) return status; @@ -2111,10 +2115,6 @@ static int __devinit be_probe(struct pci_dev *pdev, if (status) goto free_netdev; - status = be_cmd_reset_function(adapter); - if (status) - goto ctrl_clean; - status = be_stats_init(adapter); if (status) goto ctrl_clean; -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit ed79bab847d8e5a2986d8ff43c49c6fb8ee3265f Author: Eric Dumazet <eric.dumazet(a)gmail.com> Date: Wed Oct 14 14:36:43 2009 +0000 virtio_net: use dev_kfree_skb_any() in free_old_xmit_skbs() Because netpoll can call netdevice start_xmit() method with irqs disabled, drivers should not call kfree_skb() from their start_xmit(), but use dev_kfree_skb_any() instead. Oct 8 11:16:52 172.30.1.31 [113074.791813] ------------[ cut here ]------------ Oct 8 11:16:52 172.30.1.31 [113074.791813] WARNING: at net/core/skbuff.c:398 \ skb_release_head_state+0x64/0xc8() Oct 8 11:16:52 172.30.1.31 [113074.791813] Hardware name: Oct 8 11:16:52 172.30.1.31 [113074.791813] Modules linked in: netconsole ocfs2 jbd2 quota_tree \ ocfs2_dlmfs ocfs2_stack_o2cb ocfs2_dlm ocfs2_nodemanager ocfs2_stackglue configfs crc32c drbd cn loop \ serio_raw psmouse snd_pcm snd_timer snd soundcore snd_page_alloc virtio_net pcspkr parport_pc parport \ i2c_piix4 i2c_core button processor evdev ext3 jbd mbcache dm_mirror dm_region_hash dm_log dm_snapshot \ dm_mod ide_cd_mod cdrom ata_generic ata_piix virtio_blk libata scsi_mod piix ide_pci_generic ide_core \ virtio_pci virtio_ring virtio floppy thermal fan thermal_sys [last unloaded: netconsole] Oct 8 11:16:52 172.30.1.31 [113074.791813] Pid: 11132, comm: php5-cgi Tainted: G W \ 2.6.31.2-vserver #1 Oct 8 11:16:52 172.30.1.31 [113074.791813] Call Trace: Oct 8 11:16:52 172.30.1.31 [113074.791813] <IRQ> [<ffffffff81253cd5>] ? \ skb_release_head_state+0x64/0xc8 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81253cd5>] ? skb_release_head_state+0x64/0xc8 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81049ae1>] ? warn_slowpath_common+0x77/0xa3 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81253cd5>] ? skb_release_head_state+0x64/0xc8 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81253a1a>] ? __kfree_skb+0x9/0x7d Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffffa01cb139>] ? free_old_xmit_skbs+0x51/0x6e \ [virtio_net] Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffffa01cbc85>] ? start_xmit+0x26/0xf2 [virtio_net] Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8126934f>] ? netpoll_send_skb+0xd2/0x205 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffffa0429216>] ? write_msg+0x90/0xeb [netconsole] Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81049f06>] ? __call_console_drivers+0x5e/0x6f Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8102b49d>] ? kvm_clock_read+0x4d/0x52 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8104a082>] ? release_console_sem+0x115/0x1ba Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8104a632>] ? vprintk+0x2f2/0x34b Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8106b142>] ? vx_update_load+0x18/0x13e Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81308309>] ? printk+0x4e/0x5d Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff8102b49d>] ? kvm_clock_read+0x4d/0x52 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81070b62>] ? getnstimeofday+0x55/0xaf Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81062683>] ? ktime_get_ts+0x21/0x49 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff810626b7>] ? ktime_get+0xc/0x41 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81062788>] ? hrtimer_interrupt+0x9c/0x146 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81024a4b>] ? smp_apic_timer_interrupt+0x80/0x93 Oct 8 11:16:52 172.30.1.31 [113074.791813] [<ffffffff81011663>] ? apic_timer_interrupt+0x13/0x20 Oct 8 11:16:52 172.30.1.31 [113074.791813] <EOI> [<ffffffff8130a9eb>] ? _spin_unlock_irq+0xd/0x31 Reported-and-tested-by: Massimo Cetra <mcetra(a)navynet.it> Signed-off-by: Eric Dumazet <eric.dumazet(a)gmail.com> Bug-Entry: http://bugzilla.kernel.org/show_bug.cgi?id=14378 Signed-off-by: David S. Miller <davem(a)davemloft.net> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 8d00976..54bf091 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -454,7 +454,7 @@ static unsigned int free_old_xmit_skbs(struct virtnet_info *vi) vi->dev->stats.tx_bytes += skb->len; vi->dev->stats.tx_packets++; tot_sgs += skb_vnet_hdr(skb)->num_sg; - kfree_skb(skb); + dev_kfree_skb_any(skb); } return tot_sgs; } -- batman-adv

1 0

[git] batman-adv branch, linux, updated. 31791c214a69092cb9feb5a6198a695a21fa0b24
by postmaster＠open-mesh.net 09 Nov '09

09 Nov '09

The following commit has been merged in the linux branch: commit 06c3aa5ef1c9491f4c94483ca52afc420bc58c5a Author: Eli Cohen <eli(a)mellanox.co.il> Date: Wed Oct 14 10:52:40 2009 -0700 mlx4_core: Add a new supported 40 GigE device ID Add MT26438 (ConnectX EN 40GigE PCIe 2.0 5GT/s) to the list of supported devices. Signed-off-by: Eli Cohen <eli(a)mellanox.co.il> Signed-off-by: Roland Dreier <rolandd(a)cisco.com> diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c index 5dd7225..291a505 100644 --- a/drivers/net/mlx4/main.c +++ b/drivers/net/mlx4/main.c @@ -1282,6 +1282,7 @@ static struct pci_device_id mlx4_pci_table[] = { { PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */ { PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */ { PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/ + { PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */ { PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */ { 0, } }; -- batman-adv

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