UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge branch 'sched/cleanups'; commit 'v2.6.29' into sched/core

This commit is contained in:
Ingo Molnar 2009-03-25 10:26:51 +01:00
parent 67aa0f767a 8e0ee43bc2
commit b6d9842258
49 changed files with 351 additions and 150 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
Documentation/filesystems/ext2.txt
View File

@ -376,7 +376,8 @@ Implementations for:
Windows 95/98/NT/2000 http://www.chrysocome.net/explore2fs
Windows 95 (*) http://www.yipton.net/content.html#FSDEXT2
DOS client (*) ftp://metalab.unc.edu/pub/Linux/system/filesystems/ext2/
OS/2 (*) ftp://metalab.unc.edu/pub/Linux/system/filesystems/ext2/
OS/2 (+) ftp://metalab.unc.edu/pub/Linux/system/filesystems/ext2/
RISC OS client http://www.esw-heim.tu-clausthal.de/~marco/smorbrod/IscaFS/
(*) no longer actively developed/supported (as of Mar 2009)
(*) no longer actively developed/supported (as of Apr 2001)
(+) no longer actively developed/supported (as of Mar 2009)

7
Documentation/filesystems/proc.txt
View File

@ -1478,6 +1478,13 @@ of problems on the network like duplicate address or bad checksums. Normally,
this should be enabled, but if the problem persists the messages can be
disabled.
netdev_budget
-------------
Maximum number of packets taken from all interfaces in one polling cycle (NAPI
poll). In one polling cycle interfaces which are registered to polling are
probed in a round-robin manner. The limit of packets in one such probe can be
set per-device via sysfs class/net/<device>/weight .
netdev_max_backlog
------------------

7
Makefile
View File

@ -1,8 +1,8 @@
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 29
EXTRAVERSION = -rc8
NAME = Erotic Pickled Herring
EXTRAVERSION =
NAME = Temporary Tasmanian Devil
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
@ -569,6 +569,9 @@ KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
# disable invalid "can't wrap" optimzations for signed / pointers
KBUILD_CFLAGS += $(call cc-option,-fwrapv)
# revert to pre-gcc-4.4 behaviour of .eh_frame
KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
# But warn user when we do so
warn-assign = \

9
arch/powerpc/kernel/head_32.S
View File

@ -513,6 +513,9 @@ InstructionTLBMiss:
rlwimi r3,r3,32-1,31,31 /* _PAGE_USER -> PP lsb */
ori r1,r1,0xe04 /* clear out reserved bits */
andc r1,r3,r1 /* PP = user? (rw&dirty? 2: 3): 0 */
BEGIN_FTR_SECTION
rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */
END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT)
mtspr SPRN_RPA,r1
mfspr r3,SPRN_IMISS
tlbli r3
@ -587,6 +590,9 @@ DataLoadTLBMiss:
rlwimi r3,r3,32-1,31,31 /* _PAGE_USER -> PP lsb */
ori r1,r1,0xe04 /* clear out reserved bits */
andc r1,r3,r1 /* PP = user? (rw&dirty? 2: 3): 0 */
BEGIN_FTR_SECTION
rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */
END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT)
mtspr SPRN_RPA,r1
mfspr r3,SPRN_DMISS
tlbld r3
@ -655,6 +661,9 @@ DataStoreTLBMiss:
rlwimi r3,r3,32-1,30,30 /* _PAGE_USER -> PP msb */
li r1,0xe05 /* clear out reserved bits & PP lsb */
andc r1,r3,r1 /* PP = user? 2: 0 */
BEGIN_FTR_SECTION
rlwinm r1,r1,0,~_PAGE_COHERENT /* clear M (coherence not required) */
END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT)
mtspr SPRN_RPA,r1
mfspr r3,SPRN_DMISS
tlbld r3

1
arch/sparc/include/asm/pil.h
View File

@ -24,6 +24,7 @@
#define PIL_DEVICE_IRQ 5
#define PIL_SMP_CALL_FUNC_SNGL 6
#define PIL_DEFERRED_PCR_WORK 7
#define PIL_KGDB_CAPTURE 8
#define PIL_NORMAL_MAX 14
#define PIL_NMI 15

2
arch/sparc/kernel/kgdb_64.c
View File

@ -108,7 +108,7 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
}
#ifdef CONFIG_SMP
void smp_kgdb_capture_client(struct pt_regs *regs)
void smp_kgdb_capture_client(int irq, struct pt_regs *regs)
{
unsigned long flags;

2
arch/sparc/kernel/pci_common.c
View File

@ -368,7 +368,7 @@ static void pci_register_iommu_region(struct pci_pbm_info *pbm)
const u32 *vdma = of_get_property(pbm->op->node, "virtual-dma", NULL);
if (vdma) {
struct resource *rp = kmalloc(sizeof(*rp), GFP_KERNEL);
struct resource *rp = kzalloc(sizeof(*rp), GFP_KERNEL);
if (!rp) {
prom_printf("Cannot allocate IOMMU resource.\n");

7
arch/sparc/kernel/ttable.S
View File

@ -64,7 +64,12 @@ tl0_irq6: TRAP_IRQ(smp_call_function_single_client, 6)
tl0_irq6: BTRAP(0x46)
#endif
tl0_irq7: TRAP_IRQ(deferred_pcr_work_irq, 7)
tl0_irq8: BTRAP(0x48) BTRAP(0x49)
#ifdef CONFIG_KGDB
tl0_irq8: TRAP_IRQ(smp_kgdb_capture_client, 8)
#else
tl0_irq8: BTRAP(0x48)
#endif
tl0_irq9: BTRAP(0x49)
tl0_irq10: BTRAP(0x4a) BTRAP(0x4b) BTRAP(0x4c) BTRAP(0x4d)
tl0_irq14: TRAP_IRQ(timer_interrupt, 14)
tl0_irq15: TRAP_NMI_IRQ(perfctr_irq, 15)

24
arch/sparc/mm/ultra.S
View File

@ -679,28 +679,8 @@ xcall_new_mmu_context_version:
#ifdef CONFIG_KGDB
.globl xcall_kgdb_capture
xcall_kgdb_capture:
661: rdpr %pstate, %g2
wrpr %g2, PSTATE_IG | PSTATE_AG, %pstate
.section .sun4v_2insn_patch, "ax"
.word 661b
nop
nop
.previous
rdpr %pil, %g2
wrpr %g0, PIL_NORMAL_MAX, %pil
sethi %hi(109f), %g7
ba,pt %xcc, etrap_irq
109: or %g7, %lo(109b), %g7
#ifdef CONFIG_TRACE_IRQFLAGS
call trace_hardirqs_off
nop
#endif
call smp_kgdb_capture_client
add %sp, PTREGS_OFF, %o0
/* Has to be a non-v9 branch due to the large distance. */
ba rtrap_xcall
ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
wr %g0, (1 << PIL_KGDB_CAPTURE), %set_softint
retry
#endif
#endif /* CONFIG_SMP */

21
drivers/dca/dca-sysfs.c
View File

@ -1,3 +1,24 @@
/*
* Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
*
* 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 Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The full GNU General Public License is included in this distribution in the
* file called COPYING.
*/
#include <linux/kernel.h>
#include <linux/spinlock.h>
#include <linux/device.h>

16
drivers/isdn/gigaset/bas-gigaset.c
View File

@ -46,6 +46,9 @@ MODULE_PARM_DESC(cidmode, "Call-ID mode");
/* length limit according to Siemens 3070usb-protokoll.doc ch. 2.1 */
#define IF_WRITEBUF 264
/* interrupt pipe message size according to ibid. ch. 2.2 */
#define IP_MSGSIZE 3
/* Values for the Gigaset 307x */
#define USB_GIGA_VENDOR_ID 0x0681
#define USB_3070_PRODUCT_ID 0x0001
@ -110,7 +113,7 @@ struct bas_cardstate {
unsigned char *rcvbuf; /* AT reply receive buffer */
struct urb *urb_int_in; /* URB for interrupt pipe */
unsigned char int_in_buf[3];
unsigned char *int_in_buf;
spinlock_t lock; /* locks all following */
int basstate; /* bitmap (BS_*) */
@ -657,7 +660,7 @@ static void read_int_callback(struct urb *urb)
}
/* drop incomplete packets even if the missing bytes wouldn't matter */
if (unlikely(urb->actual_length < 3)) {
if (unlikely(urb->actual_length < IP_MSGSIZE)) {
dev_warn(cs->dev, "incomplete interrupt packet (%d bytes)\n",
urb->actual_length);
goto resubmit;
@ -2127,6 +2130,7 @@ static void gigaset_reinitbcshw(struct bc_state *bcs)
static void gigaset_freecshw(struct cardstate *cs)
{
/* timers, URBs and rcvbuf are disposed of in disconnect */
kfree(cs->hw.bas->int_in_buf);
kfree(cs->hw.bas);
cs->hw.bas = NULL;
}
@ -2140,6 +2144,12 @@ static int gigaset_initcshw(struct cardstate *cs)
pr_err("out of memory\n");
return 0;
}
ucs->int_in_buf = kmalloc(IP_MSGSIZE, GFP_KERNEL);
if (!ucs->int_in_buf) {
kfree(ucs);
pr_err("out of memory\n");
return 0;
}
ucs->urb_cmd_in = NULL;
ucs->urb_cmd_out = NULL;
@ -2292,7 +2302,7 @@ static int gigaset_probe(struct usb_interface *interface,
usb_fill_int_urb(ucs->urb_int_in, udev,
usb_rcvintpipe(udev,
(endpoint->bEndpointAddress) & 0x0f),
ucs->int_in_buf, 3, read_int_callback, cs,
ucs->int_in_buf, IP_MSGSIZE, read_int_callback, cs,
endpoint->bInterval);
if ((rc = usb_submit_urb(ucs->urb_int_in, GFP_KERNEL)) != 0) {
dev_err(cs->dev, "could not submit interrupt URB: %s\n",

2
drivers/net/Kconfig
View File

@ -1042,7 +1042,7 @@ config NI65
config DNET
tristate "Dave ethernet support (DNET)"
depends on NET_ETHERNET
depends on NET_ETHERNET && HAS_IOMEM
select PHYLIB
help
The Dave ethernet interface (DNET) is found on Qong Board FPGA.

1
drivers/net/benet/be.h
View File

@ -194,6 +194,7 @@ struct be_adapter {
struct be_eq_obj rx_eq;
struct be_rx_obj rx_obj;
u32 big_page_size; /* Compounded page size shared by rx wrbs */
bool rx_post_starved; /* Zero rx frags have been posted to BE */
struct vlan_group *vlan_grp;
u16 num_vlans;

60
drivers/net/benet/be_main.c
View File

@ -273,26 +273,6 @@ static void be_rx_eqd_update(struct be_adapter *adapter)
rx_eq->cur_eqd = eqd;
}
static void be_worker(struct work_struct *work)
{
struct be_adapter *adapter =
container_of(work, struct be_adapter, work.work);
int status;
/* Check link */
be_link_status_update(adapter);
/* Get Stats */
status = be_cmd_get_stats(&adapter->ctrl, &adapter->stats.cmd);
if (!status)
netdev_stats_update(adapter);
/* Set EQ delay */
be_rx_eqd_update(adapter);
schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000));
}
static struct net_device_stats *be_get_stats(struct net_device *dev)
{
struct be_adapter *adapter = netdev_priv(dev);
@ -493,7 +473,7 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu)
* program them in BE. If more than BE_NUM_VLANS_SUPPORTED are configured,
* set the BE in promiscuous VLAN mode.
*/
static void be_vids_config(struct net_device *netdev)
static void be_vid_config(struct net_device *netdev)
{
struct be_adapter *adapter = netdev_priv(netdev);
u16 vtag[BE_NUM_VLANS_SUPPORTED];
@ -536,7 +516,7 @@ static void be_vlan_add_vid(struct net_device *netdev, u16 vid)
adapter->num_vlans++;
adapter->vlan_tag[vid] = 1;
be_vids_config(netdev);
be_vid_config(netdev);
}
static void be_vlan_rem_vid(struct net_device *netdev, u16 vid)
@ -547,7 +527,7 @@ static void be_vlan_rem_vid(struct net_device *netdev, u16 vid)
adapter->vlan_tag[vid] = 0;
vlan_group_set_device(adapter->vlan_grp, vid, NULL);
be_vids_config(netdev);
be_vid_config(netdev);
}
static void be_set_multicast_filter(struct net_device *netdev)
@ -900,8 +880,11 @@ static void be_post_rx_frags(struct be_adapter *adapter)
page_info->last_page_user = true;
if (posted) {
be_rxq_notify(&adapter->ctrl, rxq->id, posted);
atomic_add(posted, &rxq->used);
be_rxq_notify(&adapter->ctrl, rxq->id, posted);
} else if (atomic_read(&rxq->used) == 0) {
/* Let be_worker replenish when memory is available */
adapter->rx_post_starved = true;
}
return;
@ -1305,6 +1288,31 @@ int be_poll_tx(struct napi_struct *napi, int budget)
return 1;
}
static void be_worker(struct work_struct *work)
{
struct be_adapter *adapter =
container_of(work, struct be_adapter, work.work);
int status;
/* Check link */
be_link_status_update(adapter);
/* Get Stats */
status = be_cmd_get_stats(&adapter->ctrl, &adapter->stats.cmd);
if (!status)
netdev_stats_update(adapter);
/* Set EQ delay */
be_rx_eqd_update(adapter);
if (adapter->rx_post_starved) {
adapter->rx_post_starved = false;
be_post_rx_frags(adapter);
}
schedule_delayed_work(&adapter->work, msecs_to_jiffies(1000));
}
static void be_msix_enable(struct be_adapter *adapter)
{
int i, status;
@ -1422,6 +1430,8 @@ static int be_open(struct net_device *netdev)
if (status != 0)
goto do_none;
be_vid_config(netdev);
status = be_cmd_set_flow_control(ctrl, true, true);
if (status != 0)
goto if_destroy;
@ -1856,8 +1866,6 @@ static int be_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, 0);
pci_restore_state(pdev);
be_vids_config(netdev);
if (netif_running(netdev)) {
rtnl_lock();
be_open(netdev);

12
drivers/net/bnx2.c
View File

@ -57,8 +57,8 @@
#define DRV_MODULE_NAME "bnx2"
#define PFX DRV_MODULE_NAME ": "
#define DRV_MODULE_VERSION "1.9.2"
#define DRV_MODULE_RELDATE "Feb 11, 2009"
#define DRV_MODULE_VERSION "1.9.3"
#define DRV_MODULE_RELDATE "March 17, 2009"
#define RUN_AT(x) (jiffies + (x))
@ -5843,9 +5843,6 @@ bnx2_enable_msix(struct bnx2 *bp, int msix_vecs)
for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) {
msix_ent[i].entry = i;
msix_ent[i].vector = 0;
snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i);
bp->irq_tbl[i].handler = bnx2_msi_1shot;
}
rc = pci_enable_msix(bp->pdev, msix_ent, BNX2_MAX_MSIX_VEC);
@ -5854,8 +5851,11 @@ bnx2_enable_msix(struct bnx2 *bp, int msix_vecs)
bp->irq_nvecs = msix_vecs;
bp->flags |= BNX2_FLAG_USING_MSIX | BNX2_FLAG_ONE_SHOT_MSI;
for (i = 0; i < BNX2_MAX_MSIX_VEC; i++)
for (i = 0; i < BNX2_MAX_MSIX_VEC; i++) {
bp->irq_tbl[i].vector = msix_ent[i].vector;
snprintf(bp->irq_tbl[i].name, len, "%s-%d", dev->name, i);
bp->irq_tbl[i].handler = bnx2_msi_1shot;
}
}
static void

25
drivers/net/bonding/bond_main.c
View File

@ -3537,11 +3537,26 @@ static int bond_slave_netdev_event(unsigned long event, struct net_device *slave
}
break;
case NETDEV_CHANGE:
/*
* TODO: is this what we get if somebody
* sets up a hierarchical bond, then rmmod's
* one of the slave bonding devices?
*/
if (bond->params.mode == BOND_MODE_8023AD || bond_is_lb(bond)) {
struct slave *slave;
slave = bond_get_slave_by_dev(bond, slave_dev);
if (slave) {
u16 old_speed = slave->speed;
u16 old_duplex = slave->duplex;
bond_update_speed_duplex(slave);
if (bond_is_lb(bond))
break;
if (old_speed != slave->speed)
bond_3ad_adapter_speed_changed(slave);
if (old_duplex != slave->duplex)
bond_3ad_adapter_duplex_changed(slave);
}
}
break;
case NETDEV_DOWN:
/*

6
drivers/net/dm9000.c
View File

@ -930,13 +930,15 @@ static irqreturn_t dm9000_interrupt(int irq, void *dev_id)
struct net_device *dev = dev_id;
board_info_t *db = netdev_priv(dev);
int int_status;
unsigned long flags;
u8 reg_save;
dm9000_dbg(db, 3, "entering %s\n", __func__);
/* A real interrupt coming */
spin_lock(&db->lock);
/* holders of db->lock must always block IRQs */
spin_lock_irqsave(&db->lock, flags);
/* Save previous register address */
reg_save = readb(db->io_addr);
@ -972,7 +974,7 @@ static irqreturn_t dm9000_interrupt(int irq, void *dev_id)
/* Restore previous register address */
writeb(reg_save, db->io_addr);
spin_unlock(&db->lock);
spin_unlock_irqrestore(&db->lock, flags);
return IRQ_HANDLED;
}

6
drivers/net/dnet.c
View File

@ -280,11 +280,11 @@ static int dnet_mii_probe(struct net_device *dev)
/* attach the mac to the phy */
if (bp->capabilities & DNET_HAS_RMII) {
phydev = phy_connect(dev, phydev->dev.bus_id,
phydev = phy_connect(dev, dev_name(&phydev->dev),
&dnet_handle_link_change, 0,
PHY_INTERFACE_MODE_RMII);
} else {
phydev = phy_connect(dev, phydev->dev.bus_id,
phydev = phy_connect(dev, dev_name(&phydev->dev),
&dnet_handle_link_change, 0,
PHY_INTERFACE_MODE_MII);
}
@ -927,7 +927,7 @@ static int __devinit dnet_probe(struct platform_device *pdev)
phydev = bp->phy_dev;
dev_info(&pdev->dev, "attached PHY driver [%s] "
"(mii_bus:phy_addr=%s, irq=%d)\n",
phydev->drv->name, phydev->dev.bus_id, phydev->irq);
phydev->drv->name, dev_name(&phydev->dev), phydev->irq);
return 0;

20
drivers/net/sh_eth.c
View File

@ -687,6 +687,7 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
{
struct net_device *ndev = netdev;
struct sh_eth_private *mdp = netdev_priv(ndev);
irqreturn_t ret = IRQ_NONE;
u32 ioaddr, boguscnt = RX_RING_SIZE;
u32 intr_status = 0;
@ -696,7 +697,13 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
/* Get interrpt stat */
intr_status = ctrl_inl(ioaddr + EESR);
/* Clear interrupt */
ctrl_outl(intr_status, ioaddr + EESR);
if (intr_status & (EESR_FRC | EESR_RMAF | EESR_RRF |
EESR_RTLF | EESR_RTSF | EESR_PRE | EESR_CERF |
TX_CHECK | EESR_ERR_CHECK)) {
ctrl_outl(intr_status, ioaddr + EESR);
ret = IRQ_HANDLED;
} else
goto other_irq;
if (intr_status & (EESR_FRC | /* Frame recv*/
EESR_RMAF | /* Multi cast address recv*/
@ -723,9 +730,10 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
ndev->name, intr_status);
}
other_irq:
spin_unlock(&mdp->lock);
return IRQ_HANDLED;
return ret;
}
static void sh_eth_timer(unsigned long data)
@ -844,7 +852,13 @@ static int sh_eth_open(struct net_device *ndev)
int ret = 0;
struct sh_eth_private *mdp = netdev_priv(ndev);
ret = request_irq(ndev->irq, &sh_eth_interrupt, 0, ndev->name, ndev);
ret = request_irq(ndev->irq, &sh_eth_interrupt,
#if defined(CONFIG_CPU_SUBTYPE_SH7763) || defined(CONFIG_CPU_SUBTYPE_SH7764)
IRQF_SHARED,
#else
0,
#endif
ndev->name, ndev);
if (ret) {
printk(KERN_ERR "Can not assign IRQ number to %s\n", CARDNAME);
return ret;

4
drivers/net/sh_eth.h
View File

@ -43,8 +43,8 @@
#define SH7763_SKB_ALIGN 32
/* Chip Base Address */
# define SH_TSU_ADDR 0xFFE01800
# define ARSTR 0xFFE01800
# define SH_TSU_ADDR 0xFEE01800
# define ARSTR SH_TSU_ADDR
/* Chip Registers */
/* E-DMAC */

4
drivers/net/smsc911x.c
View File

@ -1225,6 +1225,10 @@ static int smsc911x_open(struct net_device *dev)
dev_info(&dev->dev, "SMSC911x/921x identified at %#08lx, IRQ: %d\n",
(unsigned long)pdata->ioaddr, dev->irq);
/* Reset the last known duplex and carrier */
pdata->last_duplex = -1;
pdata->last_carrier = -1;
/* Bring the PHY up */
phy_start(pdata->phy_dev);

9
drivers/net/sungem.c
View File

@ -2998,8 +2998,11 @@ static const struct net_device_ops gem_netdev_ops = {
.ndo_do_ioctl = gem_ioctl,
.ndo_tx_timeout = gem_tx_timeout,
.ndo_change_mtu = gem_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_mac_address = gem_set_mac_address,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = gem_poll_controller,
#endif
};
static int __devinit gem_init_one(struct pci_dev *pdev,
@ -3161,10 +3164,6 @@ static int __devinit gem_init_one(struct pci_dev *pdev,
dev->watchdog_timeo = 5 * HZ;
dev->irq = pdev->irq;
dev->dma = 0;
dev->set_mac_address = gem_set_mac_address;
#ifdef CONFIG_NET_POLL_CONTROLLER
dev->poll_controller = gem_poll_controller;
#endif
/* Set that now, in case PM kicks in now */
pci_set_drvdata(pdev, dev);

45
drivers/net/tulip/tulip_core.c
View File

@ -255,6 +255,7 @@ const char tulip_media_cap[32] =
static void tulip_tx_timeout(struct net_device *dev);
static void tulip_init_ring(struct net_device *dev);
static void tulip_free_ring(struct net_device *dev);
static int tulip_start_xmit(struct sk_buff *skb, struct net_device *dev);
static int tulip_open(struct net_device *dev);
static int tulip_close(struct net_device *dev);
@ -502,16 +503,21 @@ tulip_open(struct net_device *dev)
{
int retval;
if ((retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev)))
return retval;
tulip_init_ring (dev);
retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev);
if (retval)
goto free_ring;
tulip_up (dev);
netif_start_queue (dev);
return 0;
free_ring:
tulip_free_ring (dev);
return retval;
}
@ -768,23 +774,11 @@ static void tulip_down (struct net_device *dev)
tulip_set_power_state (tp, 0, 1);
}
static int tulip_close (struct net_device *dev)
static void tulip_free_ring (struct net_device *dev)
{
struct tulip_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->base_addr;
int i;
netif_stop_queue (dev);
tulip_down (dev);
if (tulip_debug > 1)
printk (KERN_DEBUG "%s: Shutting down ethercard, status was %2.2x.\n",
dev->name, ioread32 (ioaddr + CSR5));
free_irq (dev->irq, dev);
/* Free all the skbuffs in the Rx queue. */
for (i = 0; i < RX_RING_SIZE; i++) {
struct sk_buff *skb = tp->rx_buffers[i].skb;
@ -803,6 +797,7 @@ static int tulip_close (struct net_device *dev)
dev_kfree_skb (skb);
}
}
for (i = 0; i < TX_RING_SIZE; i++) {
struct sk_buff *skb = tp->tx_buffers[i].skb;
@ -814,6 +809,24 @@ static int tulip_close (struct net_device *dev)
tp->tx_buffers[i].skb = NULL;
tp->tx_buffers[i].mapping = 0;
}
}
static int tulip_close (struct net_device *dev)
{
struct tulip_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->base_addr;
netif_stop_queue (dev);
tulip_down (dev);
if (tulip_debug > 1)
printk (KERN_DEBUG "%s: Shutting down ethercard, status was %2.2x.\n",
dev->name, ioread32 (ioaddr + CSR5));
free_irq (dev->irq, dev);
tulip_free_ring (dev);
return 0;
}

34
drivers/net/ucc_geth.c
View File

@ -1536,32 +1536,15 @@ static void adjust_link(struct net_device *dev)
static int init_phy(struct net_device *dev)
{
struct ucc_geth_private *priv = netdev_priv(dev);
struct device_node *np = priv->node;
struct device_node *phy, *mdio;
const phandle *ph;
char bus_name[MII_BUS_ID_SIZE];
const unsigned int *id;
struct ucc_geth_info *ug_info = priv->ug_info;
struct phy_device *phydev;
char phy_id[BUS_ID_SIZE];
priv->oldlink = 0;
priv->oldspeed = 0;
priv->oldduplex = -1;
ph = of_get_property(np, "phy-handle", NULL);
phy = of_find_node_by_phandle(*ph);
mdio = of_get_parent(phy);
id = of_get_property(phy, "reg", NULL);
of_node_put(phy);
of_node_put(mdio);
uec_mdio_bus_name(bus_name, mdio);
snprintf(phy_id, sizeof(phy_id), "%s:%02x",
bus_name, *id);
phydev = phy_connect(dev, phy_id, &adjust_link, 0, priv->phy_interface);
phydev = phy_connect(dev, ug_info->phy_bus_id, &adjust_link, 0,
priv->phy_interface);
if (IS_ERR(phydev)) {
printk("%s: Could not attach to PHY\n", dev->name);
@ -3629,10 +3612,12 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
ug_info->uf_info.irq = irq_of_parse_and_map(np, 0);
fixed_link = of_get_property(np, "fixed-link", NULL);
if (fixed_link) {
snprintf(ug_info->mdio_bus, MII_BUS_ID_SIZE, "0");
ug_info->phy_address = fixed_link[0];
snprintf(ug_info->phy_bus_id, sizeof(ug_info->phy_bus_id),
PHY_ID_FMT, "0", fixed_link[0]);
phy = NULL;
} else {
char bus_name[MII_BUS_ID_SIZE];
ph = of_get_property(np, "phy-handle", NULL);
phy = of_find_node_by_phandle(*ph);
@ -3643,7 +3628,6 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
prop = of_get_property(phy, "reg", NULL);
if (prop == NULL)
return -1;
ug_info->phy_address = *prop;
/* Set the bus id */
mdio = of_get_parent(phy);
@ -3657,7 +3641,9 @@ static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *ma
if (err)
return -1;
snprintf(ug_info->mdio_bus, MII_BUS_ID_SIZE, "%x", res.start);
uec_mdio_bus_name(bus_name, mdio);
snprintf(ug_info->phy_bus_id, sizeof(ug_info->phy_bus_id),
"%s:%02x", bus_name, *prop);
}
/* get the phy interface type, or default to MII */

3
drivers/net/ucc_geth.h
View File

@ -1091,8 +1091,7 @@ struct ucc_geth_info {
u32 eventRegMask;
u16 pausePeriod;
u16 extensionField;
u8 phy_address;
char mdio_bus[MII_BUS_ID_SIZE];
char phy_bus_id[BUS_ID_SIZE];
u8 weightfactor[NUM_TX_QUEUES];
u8 interruptcoalescingmaxvalue[NUM_RX_QUEUES];
u8 l2qt[UCC_GETH_VLAN_PRIORITY_MAX];

3
drivers/net/virtio_net.c
View File

@ -612,6 +612,7 @@ static struct ethtool_ops virtnet_ethtool_ops = {
.set_tx_csum = virtnet_set_tx_csum,
.set_sg = ethtool_op_set_sg,
.set_tso = ethtool_op_set_tso,
.get_link = ethtool_op_get_link,
};
#define MIN_MTU 68
@ -739,6 +740,8 @@ static int virtnet_probe(struct virtio_device *vdev)
goto unregister;
}
netif_carrier_on(dev);
pr_debug("virtnet: registered device %s\n", dev->name);
return 0;

4
drivers/net/wireless/ath9k/ath9k.h
View File

@ -587,8 +587,8 @@ struct ath9k_country_entry {
u8 iso[3];
};
#define REG_WRITE(_ah, _reg, _val) iowrite32(_val, _ah->ah_sh + _reg)
#define REG_READ(_ah, _reg) ioread32(_ah->ah_sh + _reg)
#define REG_WRITE(_ah, _reg, _val) ath9k_iowrite32((_ah), (_reg), (_val))
#define REG_READ(_ah, _reg) ath9k_ioread32((_ah), (_reg))
#define SM(_v, _f) (((_v) << _f##_S) & _f)
#define MS(_v, _f) (((_v) & _f) >> _f##_S)

33
drivers/net/wireless/ath9k/core.h
View File

@ -701,6 +701,7 @@ struct ath_softc {
struct ath_hal *sc_ah;
void __iomem *mem;
spinlock_t sc_resetlock;
spinlock_t sc_serial_rw;
struct mutex mutex;
u8 sc_curbssid[ETH_ALEN];
@ -751,4 +752,36 @@ int ath_get_hal_qnum(u16 queue, struct ath_softc *sc);
int ath_get_mac80211_qnum(u32 queue, struct ath_softc *sc);
int ath_cabq_update(struct ath_softc *);
/*
* Read and write, they both share the same lock. We do this to serialize
* reads and writes on Atheros 802.11n PCI devices only. This is required
* as the FIFO on these devices can only accept sanely 2 requests. After
* that the device goes bananas. Serializing the reads/writes prevents this
* from happening.
*/
static inline void ath9k_iowrite32(struct ath_hal *ah, u32 reg_offset, u32 val)
{
if (ah->ah_config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags);
iowrite32(val, ah->ah_sc->mem + reg_offset);
spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags);
} else
iowrite32(val, ah->ah_sc->mem + reg_offset);
}
static inline unsigned int ath9k_ioread32(struct ath_hal *ah, u32 reg_offset)
{
u32 val;
if (ah->ah_config.serialize_regmode == SER_REG_MODE_ON) {
unsigned long flags;
spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags);
val = ioread32(ah->ah_sc->mem + reg_offset);
spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags);
} else
val = ioread32(ah->ah_sc->mem + reg_offset);
return val;
}
#endif /* CORE_H */

22
drivers/net/wireless/ath9k/hw.c
View File

@ -437,6 +437,25 @@ static void ath9k_hw_set_defaults(struct ath_hal *ah)
}
ah->ah_config.intr_mitigation = 1;
/*
* We need this for PCI devices only (Cardbus, PCI, miniPCI)
* _and_ if on non-uniprocessor systems (Multiprocessor/HT).
* This means we use it for all AR5416 devices, and the few
* minor PCI AR9280 devices out there.
*
* Serialization is required because these devices do not handle
* well the case of two concurrent reads/writes due to the latency
* involved. During one read/write another read/write can be issued
* on another CPU while the previous read/write may still be working
* on our hardware, if we hit this case the hardware poops in a loop.
* We prevent this by serializing reads and writes.
*
* This issue is not present on PCI-Express devices or pre-AR5416
* devices (legacy, 802.11abg).
*/
if (num_possible_cpus() > 1)
ah->ah_config.serialize_regmode = SER_REG_MODE_AUTO;
}
static struct ath_hal_5416 *ath9k_hw_newstate(u16 devid,
@ -668,7 +687,8 @@ static struct ath_hal *ath9k_hw_do_attach(u16 devid, struct ath_softc *sc,
}
if (ah->ah_config.serialize_regmode == SER_REG_MODE_AUTO) {
if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI) {
if (ah->ah_macVersion == AR_SREV_VERSION_5416_PCI ||
(AR_SREV_9280(ah) && !ah->ah_isPciExpress)) {
ah->ah_config.serialize_regmode =
SER_REG_MODE_ON;
} else {

1
drivers/net/wireless/ath9k/main.c
View File

@ -1336,6 +1336,7 @@ static int ath_init(u16 devid, struct ath_softc *sc)
printk(KERN_ERR "Unable to create debugfs files\n");
spin_lock_init(&sc->sc_resetlock);
spin_lock_init(&sc->sc_serial_rw);
mutex_init(&sc->mutex);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath9k_beacon_tasklet,

8
drivers/net/wireless/zd1211rw/zd_mac.c
View File

@ -575,13 +575,17 @@ static int zd_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
r = fill_ctrlset(mac, skb);
if (r)
return r;
goto fail;
info->rate_driver_data[0] = hw;
r = zd_usb_tx(&mac->chip.usb, skb);
if (r)
return r;
goto fail;
return 0;
fail:
dev_kfree_skb(skb);
return 0;
}

1
drivers/sbus/char/openprom.c
View File

@ -51,6 +51,7 @@ MODULE_AUTHOR("Thomas K. Dyas (tdyas@noc.rutgers.edu) and Eddie C. Dost (ecd@sk
MODULE_DESCRIPTION("OPENPROM Configuration Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION("1.0");
MODULE_ALIAS_MISCDEV(SUN_OPENPROM_MINOR);
/* Private data kept by the driver for each descriptor. */
typedef struct openprom_private_data

20
include/linux/dca.h
View File

@ -1,3 +1,23 @@
/*
* Copyright(c) 2007 - 2009 Intel Corporation. All rights reserved.
*
* 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 Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The full GNU General Public License is included in this distribution in the
* file called COPYING.
*/
#ifndef DCA_H
#define DCA_H
/* DCA Provider API */

3
include/net/netfilter/nf_conntrack_core.h
View File

@ -62,7 +62,8 @@ static inline int nf_conntrack_confirm(struct sk_buff *skb)
if (ct && ct != &nf_conntrack_untracked) {
if (!nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct))
ret = __nf_conntrack_confirm(skb);
nf_ct_deliver_cached_events(ct);
if (likely(ret == NF_ACCEPT))
nf_ct_deliver_cached_events(ct);
}
return ret;
}

8
kernel/signal.c
View File

@ -1575,7 +1575,15 @@ static void ptrace_stop(int exit_code, int clear_code, siginfo_t *info)
read_lock(&tasklist_lock);
if (may_ptrace_stop()) {
do_notify_parent_cldstop(current, CLD_TRAPPED);
/*
* Don't want to allow preemption here, because
* sys_ptrace() needs this task to be inactive.
*
* XXX: implement read_unlock_no_resched().
*/
preempt_disable();
read_unlock(&tasklist_lock);
preempt_enable_no_resched();
schedule();
} else {
/*

7
net/core/dev.c
View File

@ -2588,9 +2588,9 @@ static int process_backlog(struct napi_struct *napi, int quota)
local_irq_disable();
skb = __skb_dequeue(&queue->input_pkt_queue);
if (!skb) {
__napi_complete(napi);
local_irq_enable();
break;
napi_complete(napi);
goto out;
}
local_irq_enable();
@ -2599,6 +2599,7 @@ static int process_backlog(struct napi_struct *napi, int quota)
napi_gro_flush(napi);
out:
return work;
}
@ -2671,7 +2672,7 @@ void netif_napi_del(struct napi_struct *napi)
struct sk_buff *skb, *next;
list_del_init(&napi->dev_list);
kfree(napi->skb);
kfree_skb(napi->skb);
for (skb = napi->gro_list; skb; skb = next) {
next = skb->next;

3
net/ipv4/ip_fragment.c
View File

@ -463,6 +463,7 @@ err:
static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
struct net_device *dev)
{
struct net *net = container_of(qp->q.net, struct net, ipv4.frags);
struct iphdr *iph;
struct sk_buff *fp, *head = qp->q.fragments;
int len;
@ -548,7 +549,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
iph = ip_hdr(head);
iph->frag_off = 0;
iph->tot_len = htons(len);
IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMOKS);
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMOKS);
qp->q.fragments = NULL;
return 0;

8
net/ipv6/netfilter/nf_conntrack_reasm.c
View File

@ -528,14 +528,14 @@ find_prev_fhdr(struct sk_buff *skb, u8 *prevhdrp, int *prevhoff, int *fhoff)
if (!ipv6_ext_hdr(nexthdr)) {
return -1;
}
if (len < (int)sizeof(struct ipv6_opt_hdr)) {
pr_debug("too short\n");
return -1;
}
if (nexthdr == NEXTHDR_NONE) {
pr_debug("next header is none\n");
return -1;
}
if (len < (int)sizeof(struct ipv6_opt_hdr)) {
pr_debug("too short\n");
return -1;
}
if (skb_copy_bits(skb, start, &hdr, sizeof(hdr)))
BUG();
if (nexthdr == NEXTHDR_AUTH)

7
net/ipv6/reassembly.c
View File

@ -452,6 +452,7 @@ err:
static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
struct net_device *dev)
{
struct net *net = container_of(fq->q.net, struct net, ipv6.frags);
struct sk_buff *fp, *head = fq->q.fragments;
int payload_len;
unsigned int nhoff;
@ -551,8 +552,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev,
head->csum);
rcu_read_lock();
IP6_INC_STATS_BH(dev_net(dev),
__in6_dev_get(dev), IPSTATS_MIB_REASMOKS);
IP6_INC_STATS_BH(net, __in6_dev_get(dev), IPSTATS_MIB_REASMOKS);
rcu_read_unlock();
fq->q.fragments = NULL;
return 1;
@ -566,8 +566,7 @@ out_oom:
printk(KERN_DEBUG "ip6_frag_reasm: no memory for reassembly\n");
out_fail:
rcu_read_lock();
IP6_INC_STATS_BH(dev_net(dev),
__in6_dev_get(dev), IPSTATS_MIB_REASMFAILS);
IP6_INC_STATS_BH(net, __in6_dev_get(dev), IPSTATS_MIB_REASMFAILS);
rcu_read_unlock();
return -1;
}

2
net/ipv6/sit.c
View File

@ -188,9 +188,9 @@ static struct ip_tunnel * ipip6_tunnel_locate(struct net *net,
}
nt = netdev_priv(dev);
ipip6_tunnel_init(dev);
nt->parms = *parms;
ipip6_tunnel_init(dev);
if (parms->i_flags & SIT_ISATAP)
dev->priv_flags |= IFF_ISATAP;

2
net/mac80211/tx.c
View File

@ -752,6 +752,8 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
skb_copy_queue_mapping(frag, first);
frag->do_not_encrypt = first->do_not_encrypt;
frag->dev = first->dev;
frag->iif = first->iif;
pos += copylen;
left -= copylen;

2
net/netfilter/nf_conntrack_core.c
View File

@ -726,7 +726,7 @@ nf_conntrack_in(struct net *net, u_int8_t pf, unsigned int hooknum,
NF_CT_ASSERT(skb->nfct);
ret = l4proto->packet(ct, skb, dataoff, ctinfo, pf, hooknum);
if (ret < 0) {
if (ret <= 0) {
/* Invalid: inverse of the return code tells
* the netfilter core what to do */
pr_debug("nf_conntrack_in: Can't track with proto module\n");

1
net/netfilter/nf_conntrack_netlink.c
View File

@ -1780,6 +1780,7 @@ ctnetlink_create_expect(struct nlattr *cda[], u_int8_t u3, u32 pid, int report)
goto out;
}
exp->class = 0;
exp->expectfn = NULL;
exp->flags = 0;
exp->master = ct;

4
net/netfilter/nf_conntrack_proto_tcp.c
View File

@ -859,7 +859,7 @@ static int tcp_packet(struct nf_conn *ct,
*/
if (nf_ct_kill(ct))
return -NF_REPEAT;
return -NF_DROP;
return NF_DROP;
}
/* Fall through */
case TCP_CONNTRACK_IGNORE:
@ -892,7 +892,7 @@ static int tcp_packet(struct nf_conn *ct,
nf_log_packet(pf, 0, skb, NULL, NULL, NULL,
"nf_ct_tcp: killing out of sync session ");
nf_ct_kill(ct);
return -NF_DROP;
return NF_DROP;
}
ct->proto.tcp.last_index = index;
ct->proto.tcp.last_dir = dir;

3
net/sctp/endpointola.c
View File

@ -111,7 +111,8 @@ static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep,
if (sctp_addip_enable) {
auth_chunks->chunks[0] = SCTP_CID_ASCONF;
auth_chunks->chunks[1] = SCTP_CID_ASCONF_ACK;
auth_chunks->param_hdr.length += htons(2);
auth_chunks->param_hdr.length =
htons(sizeof(sctp_paramhdr_t) + 2);
}
}

10
net/wireless/Kconfig
View File

@ -102,3 +102,13 @@ config LIB80211_CRYPT_CCMP
config LIB80211_CRYPT_TKIP
tristate
config LIB80211_DEBUG
bool "lib80211 debugging messages"
depends on LIB80211
default n
---help---
You can enable this if you want verbose debugging messages
from lib80211.
If unsure, say N.

2
net/wireless/lib80211_crypt_ccmp.c
View File

@ -337,6 +337,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += 8;
if (ccmp_replay_check(pn, key->rx_pn)) {
#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "CCMP: replay detected: STA=%pM "
"previous PN %02x%02x%02x%02x%02x%02x "
@ -346,6 +347,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
key->rx_pn[3], key->rx_pn[4], key->rx_pn[5],
pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
}
#endif
key->dot11RSNAStatsCCMPReplays++;
return -4;
}

4
net/wireless/lib80211_crypt_tkip.c
View File

@ -465,12 +465,14 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += 8;
if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) {
#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "TKIP: replay detected: STA=%pM"
" previous TSC %08x%04x received TSC "
"%08x%04x\n", hdr->addr2,
tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
}
#endif
tkey->dot11RSNAStatsTKIPReplays++;
return -4;
}
@ -505,10 +507,12 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
* it needs to be recalculated for the next packet. */
tkey->rx_phase1_done = 0;
}
#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "TKIP: ICV error detected: STA="
"%pM\n", hdr->addr2);
}
#endif
tkey->dot11RSNAStatsTKIPICVErrors++;
return -5;
}

11
net/wireless/nl80211.c
View File

@ -1908,6 +1908,11 @@ static int nl80211_get_mesh_params(struct sk_buff *skb,
if (err)
return err;
if (!drv->ops->get_mesh_params) {
err = -EOPNOTSUPP;
goto out;
}
/* Get the mesh params */
rtnl_lock();
err = drv->ops->get_mesh_params(&drv->wiphy, dev, &cur_params);
@ -2017,6 +2022,11 @@ static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
if (!drv->ops->set_mesh_params) {
err = -EOPNOTSUPP;
goto out;
}
/* This makes sure that there aren't more than 32 mesh config
* parameters (otherwise our bitfield scheme would not work.) */
BUILD_BUG_ON(NL80211_MESHCONF_ATTR_MAX > 32);
@ -2061,6 +2071,7 @@ static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
err = drv->ops->set_mesh_params(&drv->wiphy, dev, &cfg, mask);
rtnl_unlock();
out:
/* cleanup */
cfg80211_put_dev(drv);
dev_put(dev);