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-rw-r--r--arch/powerpc/kernel/iommu.c17
-rw-r--r--arch/powerpc/mm/slb.c10
-rw-r--r--arch/powerpc/platforms/pseries/lpar.c1
-rw-r--r--arch/sparc/kernel/time.c9
-rw-r--r--arch/sparc64/kernel/ktlb.S6
-rw-r--r--drivers/bluetooth/hci_ll.c23
-rw-r--r--drivers/net/macvlan.c7
-rw-r--r--drivers/net/niu.c218
-rw-r--r--drivers/net/niu.h33
-rw-r--r--include/asm-powerpc/mmu-hash64.h1
-rw-r--r--net/802/tr.c2
-rw-r--r--net/8021q/vlan.c7
-rw-r--r--net/ax25/af_ax25.c51
-rw-r--r--net/bluetooth/rfcomm/tty.c22
-rw-r--r--net/bridge/br_netfilter.c18
-rw-r--r--net/core/neighbour.c4
-rw-r--r--net/decnet/dn_route.c6
-rw-r--r--net/ipv4/route.c6
-rw-r--r--net/ipv6/netfilter/ip6t_eui64.c2
-rw-r--r--net/netfilter/xt_helper.c4
20 files changed, 354 insertions, 93 deletions
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 2d0c9ef555e9..79a85d656871 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -278,6 +278,7 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist,
unsigned long flags;
struct scatterlist *s, *outs, *segstart;
int outcount, incount, i;
+ unsigned int align;
unsigned long handle;
BUG_ON(direction == DMA_NONE);
@@ -309,7 +310,12 @@ int iommu_map_sg(struct iommu_table *tbl, struct scatterlist *sglist,
/* Allocate iommu entries for that segment */
vaddr = (unsigned long) sg_virt(s);
npages = iommu_num_pages(vaddr, slen);
- entry = iommu_range_alloc(tbl, npages, &handle, mask >> IOMMU_PAGE_SHIFT, 0);
+ align = 0;
+ if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && slen >= PAGE_SIZE &&
+ (vaddr & ~PAGE_MASK) == 0)
+ align = PAGE_SHIFT - IOMMU_PAGE_SHIFT;
+ entry = iommu_range_alloc(tbl, npages, &handle,
+ mask >> IOMMU_PAGE_SHIFT, align);
DBG(" - vaddr: %lx, size: %lx\n", vaddr, slen);
@@ -572,7 +578,7 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr,
{
dma_addr_t dma_handle = DMA_ERROR_CODE;
unsigned long uaddr;
- unsigned int npages;
+ unsigned int npages, align;
BUG_ON(direction == DMA_NONE);
@@ -580,8 +586,13 @@ dma_addr_t iommu_map_single(struct iommu_table *tbl, void *vaddr,
npages = iommu_num_pages(uaddr, size);
if (tbl) {
+ align = 0;
+ if (IOMMU_PAGE_SHIFT < PAGE_SHIFT && size >= PAGE_SIZE &&
+ ((unsigned long)vaddr & ~PAGE_MASK) == 0)
+ align = PAGE_SHIFT - IOMMU_PAGE_SHIFT;
+
dma_handle = iommu_alloc(tbl, vaddr, npages, direction,
- mask >> IOMMU_PAGE_SHIFT, 0);
+ mask >> IOMMU_PAGE_SHIFT, align);
if (dma_handle == DMA_ERROR_CODE) {
if (printk_ratelimit()) {
printk(KERN_INFO "iommu_alloc failed, "
diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c
index a282bc212e80..50d7372bc2ce 100644
--- a/arch/powerpc/mm/slb.c
+++ b/arch/powerpc/mm/slb.c
@@ -82,14 +82,6 @@ static inline void slb_shadow_clear(unsigned long entry)
get_slb_shadow()->save_area[entry].esid = 0;
}
-void slb_shadow_clear_all(void)
-{
- int i;
-
- for (i = 0; i < SLB_NUM_BOLTED; i++)
- slb_shadow_clear(i);
-}
-
static inline void create_shadowed_slbe(unsigned long ea, int ssize,
unsigned long flags,
unsigned long entry)
@@ -300,6 +292,8 @@ void slb_initialize(void)
create_shadowed_slbe(VMALLOC_START, mmu_kernel_ssize, vflags, 1);
+ slb_shadow_clear(2);
+
/* We don't bolt the stack for the time being - we're in boot,
* so the stack is in the bolted segment. By the time it goes
* elsewhere, we'll call _switch() which will bolt in the new
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index 34317aa148a8..9a455d46379d 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -272,7 +272,6 @@ void vpa_init(int cpu)
*/
addr = __pa(&slb_shadow[cpu]);
if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
- slb_shadow_clear_all();
ret = register_slb_shadow(hwcpu, addr);
if (ret)
printk(KERN_ERR
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 45cb7c5286d7..00b393c3a4a0 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -436,7 +436,14 @@ void __init time_init(void)
static inline unsigned long do_gettimeoffset(void)
{
- return (*master_l10_counter >> 10) & 0x1fffff;
+ unsigned long val = *master_l10_counter;
+ unsigned long usec = (val >> 10) & 0x1fffff;
+
+ /* Limit hit? */
+ if (val & 0x80000000)
+ usec += 1000000 / HZ;
+
+ return usec;
}
/* Ok, my cute asm atomicity trick doesn't work anymore.
diff --git a/arch/sparc64/kernel/ktlb.S b/arch/sparc64/kernel/ktlb.S
index 964527d2ffa0..cef8defcd7a9 100644
--- a/arch/sparc64/kernel/ktlb.S
+++ b/arch/sparc64/kernel/ktlb.S
@@ -1,6 +1,6 @@
/* arch/sparc64/kernel/ktlb.S: Kernel mapping TLB miss handling.
*
- * Copyright (C) 1995, 1997, 2005 David S. Miller <davem@davemloft.net>
+ * Copyright (C) 1995, 1997, 2005, 2008 David S. Miller <davem@davemloft.net>
* Copyright (C) 1996 Eddie C. Dost (ecd@brainaid.de)
* Copyright (C) 1996 Miguel de Icaza (miguel@nuclecu.unam.mx)
* Copyright (C) 1996,98,99 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
@@ -226,6 +226,7 @@ kvmap_dtlb_load:
ba,pt %xcc, sun4v_dtlb_load
mov %g5, %g3
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
kvmap_vmemmap:
sub %g4, %g5, %g5
srlx %g5, 22, %g5
@@ -234,6 +235,7 @@ kvmap_vmemmap:
or %g1, %lo(vmemmap_table), %g1
ba,pt %xcc, kvmap_dtlb_load
ldx [%g1 + %g5], %g5
+#endif
kvmap_dtlb_nonlinear:
/* Catch kernel NULL pointer derefs. */
@@ -242,12 +244,14 @@ kvmap_dtlb_nonlinear:
bleu,pn %xcc, kvmap_dtlb_longpath
nop
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
/* Do not use the TSB for vmemmap. */
mov (VMEMMAP_BASE >> 24), %g5
sllx %g5, 24, %g5
cmp %g4,%g5
bgeu,pn %xcc, kvmap_vmemmap
nop
+#endif
KERN_TSB_LOOKUP_TL1(%g4, %g6, %g5, %g1, %g2, %g3, kvmap_dtlb_load)
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index 8c3e62a17b4a..b91d45a41b2f 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -204,6 +204,19 @@ static void ll_device_want_to_wakeup(struct hci_uart *hu)
spin_lock_irqsave(&ll->hcill_lock, flags);
switch (ll->hcill_state) {
+ case HCILL_ASLEEP_TO_AWAKE:
+ /*
+ * This state means that both the host and the BRF chip
+ * have simultaneously sent a wake-up-indication packet.
+ * Traditionaly, in this case, receiving a wake-up-indication
+ * was enough and an additional wake-up-ack wasn't needed.
+ * This has changed with the BRF6350, which does require an
+ * explicit wake-up-ack. Other BRF versions, which do not
+ * require an explicit ack here, do accept it, thus it is
+ * perfectly safe to always send one.
+ */
+ BT_DBG("dual wake-up-indication");
+ /* deliberate fall-through - do not add break */
case HCILL_ASLEEP:
/* acknowledge device wake up */
if (send_hcill_cmd(HCILL_WAKE_UP_ACK, hu) < 0) {
@@ -211,16 +224,8 @@ static void ll_device_want_to_wakeup(struct hci_uart *hu)
goto out;
}
break;
- case HCILL_ASLEEP_TO_AWAKE:
- /*
- * this state means that a wake-up-indication
- * is already on its way to the device,
- * and will serve as the required wake-up-ack
- */
- BT_DBG("dual wake-up-indication");
- break;
default:
- /* any other state are illegal */
+ /* any other state is illegal */
BT_ERR("received HCILL_WAKE_UP_IND in state %ld", ll->hcill_state);
break;
}
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 2e4bcd5654c4..e8dc2f44fec9 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -384,6 +384,13 @@ static int macvlan_newlink(struct net_device *dev,
if (lowerdev == NULL)
return -ENODEV;
+ /* Don't allow macvlans on top of other macvlans - its not really
+ * wrong, but lockdep can't handle it and its not useful for anything
+ * you couldn't do directly on top of the real device.
+ */
+ if (lowerdev->rtnl_link_ops == dev->rtnl_link_ops)
+ return -ENODEV;
+
if (!tb[IFLA_MTU])
dev->mtu = lowerdev->mtu;
else if (dev->mtu > lowerdev->mtu)
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 9a0c6d3adfe9..3bbcea11329f 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -801,22 +801,90 @@ static int bcm8704_init_user_dev3(struct niu *np)
return 0;
}
-static int xcvr_init_10g(struct niu *np)
+static int mrvl88x2011_act_led(struct niu *np, int val)
+{
+ int err;
+
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV2_ADDR,
+ MRVL88X2011_LED_8_TO_11_CTL);
+ if (err < 0)
+ return err;
+
+ err &= ~MRVL88X2011_LED(MRVL88X2011_LED_ACT,MRVL88X2011_LED_CTL_MASK);
+ err |= MRVL88X2011_LED(MRVL88X2011_LED_ACT,val);
+
+ return mdio_write(np, np->phy_addr, MRVL88X2011_USER_DEV2_ADDR,
+ MRVL88X2011_LED_8_TO_11_CTL, err);
+}
+
+static int mrvl88x2011_led_blink_rate(struct niu *np, int rate)
+{
+ int err;
+
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV2_ADDR,
+ MRVL88X2011_LED_BLINK_CTL);
+ if (err >= 0) {
+ err &= ~MRVL88X2011_LED_BLKRATE_MASK;
+ err |= (rate << 4);
+
+ err = mdio_write(np, np->phy_addr, MRVL88X2011_USER_DEV2_ADDR,
+ MRVL88X2011_LED_BLINK_CTL, err);
+ }
+
+ return err;
+}
+
+static int xcvr_init_10g_mrvl88x2011(struct niu *np)
+{
+ int err;
+
+ /* Set LED functions */
+ err = mrvl88x2011_led_blink_rate(np, MRVL88X2011_LED_BLKRATE_134MS);
+ if (err)
+ return err;
+
+ /* led activity */
+ err = mrvl88x2011_act_led(np, MRVL88X2011_LED_CTL_OFF);
+ if (err)
+ return err;
+
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV3_ADDR,
+ MRVL88X2011_GENERAL_CTL);
+ if (err < 0)
+ return err;
+
+ err |= MRVL88X2011_ENA_XFPREFCLK;
+
+ err = mdio_write(np, np->phy_addr, MRVL88X2011_USER_DEV3_ADDR,
+ MRVL88X2011_GENERAL_CTL, err);
+ if (err < 0)
+ return err;
+
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV1_ADDR,
+ MRVL88X2011_PMA_PMD_CTL_1);
+ if (err < 0)
+ return err;
+
+ if (np->link_config.loopback_mode == LOOPBACK_MAC)
+ err |= MRVL88X2011_LOOPBACK;
+ else
+ err &= ~MRVL88X2011_LOOPBACK;
+
+ err = mdio_write(np, np->phy_addr, MRVL88X2011_USER_DEV1_ADDR,
+ MRVL88X2011_PMA_PMD_CTL_1, err);
+ if (err < 0)
+ return err;
+
+ /* Enable PMD */
+ return mdio_write(np, np->phy_addr, MRVL88X2011_USER_DEV1_ADDR,
+ MRVL88X2011_10G_PMD_TX_DIS, MRVL88X2011_ENA_PMDTX);
+}
+
+static int xcvr_init_10g_bcm8704(struct niu *np)
{
struct niu_link_config *lp = &np->link_config;
u16 analog_stat0, tx_alarm_status;
int err;
- u64 val;
-
- val = nr64_mac(XMAC_CONFIG);
- val &= ~XMAC_CONFIG_LED_POLARITY;
- val |= XMAC_CONFIG_FORCE_LED_ON;
- nw64_mac(XMAC_CONFIG, val);
-
- /* XXX shared resource, lock parent XXX */
- val = nr64(MIF_CONFIG);
- val |= MIF_CONFIG_INDIRECT_MODE;
- nw64(MIF_CONFIG, val);
err = bcm8704_reset(np);
if (err)
@@ -896,6 +964,38 @@ static int xcvr_init_10g(struct niu *np)
return 0;
}
+static int xcvr_init_10g(struct niu *np)
+{
+ int phy_id, err;
+ u64 val;
+
+ val = nr64_mac(XMAC_CONFIG);
+ val &= ~XMAC_CONFIG_LED_POLARITY;
+ val |= XMAC_CONFIG_FORCE_LED_ON;
+ nw64_mac(XMAC_CONFIG, val);
+
+ /* XXX shared resource, lock parent XXX */
+ val = nr64(MIF_CONFIG);
+ val |= MIF_CONFIG_INDIRECT_MODE;
+ nw64(MIF_CONFIG, val);
+
+ phy_id = phy_decode(np->parent->port_phy, np->port);
+ phy_id = np->parent->phy_probe_info.phy_id[phy_id][np->port];
+
+ /* handle different phy types */
+ switch (phy_id & NIU_PHY_ID_MASK) {
+ case NIU_PHY_ID_MRVL88X2011:
+ err = xcvr_init_10g_mrvl88x2011(np);
+ break;
+
+ default: /* bcom 8704 */
+ err = xcvr_init_10g_bcm8704(np);
+ break;
+ }
+
+ return 0;
+}
+
static int mii_reset(struct niu *np)
{
int limit, err;
@@ -1082,19 +1182,68 @@ static int niu_link_status_common(struct niu *np, int link_up)
return 0;
}
-static int link_status_10g(struct niu *np, int *link_up_p)
+static int link_status_10g_mrvl(struct niu *np, int *link_up_p)
{
- unsigned long flags;
- int err, link_up;
+ int err, link_up, pma_status, pcs_status;
link_up = 0;
- spin_lock_irqsave(&np->lock, flags);
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV1_ADDR,
+ MRVL88X2011_10G_PMD_STATUS_2);
+ if (err < 0)
+ goto out;
- err = -EINVAL;
- if (np->link_config.loopback_mode != LOOPBACK_DISABLED)
+ /* Check PMA/PMD Register: 1.0001.2 == 1 */
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV1_ADDR,
+ MRVL88X2011_PMA_PMD_STATUS_1);
+ if (err < 0)
+ goto out;
+
+ pma_status = ((err & MRVL88X2011_LNK_STATUS_OK) ? 1 : 0);
+
+ /* Check PMC Register : 3.0001.2 == 1: read twice */
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV3_ADDR,
+ MRVL88X2011_PMA_PMD_STATUS_1);
+ if (err < 0)
+ goto out;
+
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV3_ADDR,
+ MRVL88X2011_PMA_PMD_STATUS_1);
+ if (err < 0)
+ goto out;
+
+ pcs_status = ((err & MRVL88X2011_LNK_STATUS_OK) ? 1 : 0);
+
+ /* Check XGXS Register : 4.0018.[0-3,12] */
+ err = mdio_read(np, np->phy_addr, MRVL88X2011_USER_DEV4_ADDR,
+ MRVL88X2011_10G_XGXS_LANE_STAT);
+ if (err < 0)
goto out;
+ if (err == (PHYXS_XGXS_LANE_STAT_ALINGED | PHYXS_XGXS_LANE_STAT_LANE3 |
+ PHYXS_XGXS_LANE_STAT_LANE2 | PHYXS_XGXS_LANE_STAT_LANE1 |
+ PHYXS_XGXS_LANE_STAT_LANE0 | PHYXS_XGXS_LANE_STAT_MAGIC |
+ 0x800))
+ link_up = (pma_status && pcs_status) ? 1 : 0;
+
+ np->link_config.active_speed = SPEED_10000;
+ np->link_config.active_duplex = DUPLEX_FULL;
+ err = 0;
+out:
+ mrvl88x2011_act_led(np, (link_up ?
+ MRVL88X2011_LED_CTL_PCS_ACT :
+ MRVL88X2011_LED_CTL_OFF));
+
+ *link_up_p = link_up;
+ return err;
+}
+
+static int link_status_10g_bcom(struct niu *np, int *link_up_p)
+{
+ int err, link_up;
+
+ link_up = 0;
+
err = mdio_read(np, np->phy_addr, BCM8704_PMA_PMD_DEV_ADDR,
BCM8704_PMD_RCV_SIGDET);
if (err < 0)
@@ -1134,9 +1283,37 @@ static int link_status_10g(struct niu *np, int *link_up_p)
err = 0;
out:
+ *link_up_p = link_up;
+ return err;
+}
+
+static int link_status_10g(struct niu *np, int *link_up_p)
+{
+ unsigned long flags;
+ int err = -EINVAL;
+
+ spin_lock_irqsave(&np->lock, flags);
+
+ if (np->link_config.loopback_mode == LOOPBACK_DISABLED) {
+ int phy_id;
+
+ phy_id = phy_decode(np->parent->port_phy, np->port);
+ phy_id = np->parent->phy_probe_info.phy_id[phy_id][np->port];
+
+ /* handle different phy types */
+ switch (phy_id & NIU_PHY_ID_MASK) {
+ case NIU_PHY_ID_MRVL88X2011:
+ err = link_status_10g_mrvl(np, link_up_p);
+ break;
+
+ default: /* bcom 8704 */
+ err = link_status_10g_bcom(np, link_up_p);
+ break;
+ }
+ }
+
spin_unlock_irqrestore(&np->lock, flags);
- *link_up_p = link_up;
return err;
}
@@ -6297,7 +6474,8 @@ static int __devinit phy_record(struct niu_parent *parent,
if (dev_id_1 < 0 || dev_id_2 < 0)
return 0;
if (type == PHY_TYPE_PMA_PMD || type == PHY_TYPE_PCS) {
- if ((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM8704)
+ if (((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM8704) &&
+ ((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_MRVL88X2011))
return 0;
} else {
if ((id & NIU_PHY_ID_MASK) != NIU_PHY_ID_BCM5464R)
diff --git a/drivers/net/niu.h b/drivers/net/niu.h
index 10e3f111b6d5..0e8626adc573 100644
--- a/drivers/net/niu.h
+++ b/drivers/net/niu.h
@@ -2538,6 +2538,39 @@ struct fcram_hash_ipv6 {
#define NIU_PHY_ID_MASK 0xfffff0f0
#define NIU_PHY_ID_BCM8704 0x00206030
#define NIU_PHY_ID_BCM5464R 0x002060b0
+#define NIU_PHY_ID_MRVL88X2011 0x01410020
+
+/* MRVL88X2011 register addresses */
+#define MRVL88X2011_USER_DEV1_ADDR 1
+#define MRVL88X2011_USER_DEV2_ADDR 2
+#define MRVL88X2011_USER_DEV3_ADDR 3
+#define MRVL88X2011_USER_DEV4_ADDR 4
+#define MRVL88X2011_PMA_PMD_CTL_1 0x0000
+#define MRVL88X2011_PMA_PMD_STATUS_1 0x0001
+#define MRVL88X2011_10G_PMD_STATUS_2 0x0008
+#define MRVL88X2011_10G_PMD_TX_DIS 0x0009
+#define MRVL88X2011_10G_XGXS_LANE_STAT 0x0018
+#define MRVL88X2011_GENERAL_CTL 0x8300
+#define MRVL88X2011_LED_BLINK_CTL 0x8303
+#define MRVL88X2011_LED_8_TO_11_CTL 0x8306
+
+/* MRVL88X2011 register control */
+#define MRVL88X2011_ENA_XFPREFCLK 0x0001
+#define MRVL88X2011_ENA_PMDTX 0x0000
+#define MRVL88X2011_LOOPBACK 0x1
+#define MRVL88X2011_LED_ACT 0x1
+#define MRVL88X2011_LNK_STATUS_OK 0x4
+#define MRVL88X2011_LED_BLKRATE_MASK 0x70
+#define MRVL88X2011_LED_BLKRATE_034MS 0x0
+#define MRVL88X2011_LED_BLKRATE_067MS 0x1
+#define MRVL88X2011_LED_BLKRATE_134MS 0x2
+#define MRVL88X2011_LED_BLKRATE_269MS 0x3
+#define MRVL88X2011_LED_BLKRATE_538MS 0x4
+#define MRVL88X2011_LED_CTL_OFF 0x0
+#define MRVL88X2011_LED_CTL_PCS_ACT 0x5
+#define MRVL88X2011_LED_CTL_MASK 0x7
+#define MRVL88X2011_LED(n,v) ((v)<<((n)*4))
+#define MRVL88X2011_LED_STAT(n,v) ((v)>>((n)*4))
#define BCM8704_PMA_PMD_DEV_ADDR 1
#define BCM8704_PCS_DEV_ADDR 2
diff --git a/include/asm-powerpc/mmu-hash64.h b/include/asm-powerpc/mmu-hash64.h
index 951e2487aa69..82328dec2b52 100644
--- a/include/asm-powerpc/mmu-hash64.h
+++ b/include/asm-powerpc/mmu-hash64.h
@@ -286,7 +286,6 @@ extern void hpte_init_iSeries(void);
extern void hpte_init_beat(void);
extern void hpte_init_beat_v3(void);
-extern void slb_shadow_clear_all(void);
extern void stabs_alloc(void);
extern void slb_initialize(void);
extern void slb_flush_and_rebolt(void);
diff --git a/net/802/tr.c b/net/802/tr.c
index a2bd0f2e3af8..1e115e5beab6 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -642,7 +642,7 @@ struct net_device *alloc_trdev(int sizeof_priv)
static int __init rif_init(void)
{
init_timer(&rif_timer);
- rif_timer.expires = sysctl_tr_rif_timeout;
+ rif_timer.expires = jiffies + sysctl_tr_rif_timeout;
rif_timer.data = 0L;
rif_timer.function = rif_check_expire;
add_timer(&rif_timer);
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 4add9bd4bc8d..032bf44eca5e 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -323,6 +323,7 @@ static const struct header_ops vlan_header_ops = {
static int vlan_dev_init(struct net_device *dev)
{
struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
+ int subclass = 0;
/* IFF_BROADCAST|IFF_MULTICAST; ??? */
dev->flags = real_dev->flags & ~IFF_UP;
@@ -349,7 +350,11 @@ static int vlan_dev_init(struct net_device *dev)
dev->hard_start_xmit = vlan_dev_hard_start_xmit;
}
- lockdep_set_class(&dev->_xmit_lock, &vlan_netdev_xmit_lock_key);
+ if (real_dev->priv_flags & IFF_802_1Q_VLAN)
+ subclass = 1;
+
+ lockdep_set_class_and_subclass(&dev->_xmit_lock,
+ &vlan_netdev_xmit_lock_key, subclass);
return 0;
}
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 8378afd54b30..b4725ff317c0 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -87,10 +87,22 @@ static void ax25_kill_by_device(struct net_device *dev)
return;
spin_lock_bh(&ax25_list_lock);
+again:
ax25_for_each(s, node, &ax25_list) {
if (s->ax25_dev == ax25_dev) {
s->ax25_dev = NULL;
+ spin_unlock_bh(&ax25_list_lock);
ax25_disconnect(s, ENETUNREACH);
+ spin_lock_bh(&ax25_list_lock);
+
+ /* The entry could have been deleted from the
+ * list meanwhile and thus the next pointer is
+ * no longer valid. Play it safe and restart
+ * the scan. Forward progress is ensured
+ * because we set s->ax25_dev to NULL and we
+ * are never passed a NULL 'dev' argument.
+ */
+ goto again;
}
}
spin_unlock_bh(&ax25_list_lock);
@@ -1109,21 +1121,19 @@ static int __must_check ax25_connect(struct socket *sock,
* some sanity checks. code further down depends on this
*/
- if (addr_len == sizeof(struct sockaddr_ax25)) {
- /* support for this will go away in early 2.5.x */
- printk(KERN_WARNING "ax25_connect(): %s uses obsolete socket structure\n",
- current->comm);
- }
- else if (addr_len != sizeof(struct full_sockaddr_ax25)) {
- /* support for old structure may go away some time */
+ if (addr_len == sizeof(struct sockaddr_ax25))
+ /* support for this will go away in early 2.5.x
+ * ax25_connect(): uses obsolete socket structure
+ */
+ ;
+ else if (addr_len != sizeof(struct full_sockaddr_ax25))
+ /* support for old structure may go away some time
+ * ax25_connect(): uses old (6 digipeater) socket structure.
+ */
if ((addr_len < sizeof(struct sockaddr_ax25) + sizeof(ax25_address) * 6) ||
- (addr_len > sizeof(struct full_sockaddr_ax25))) {
+ (addr_len > sizeof(struct full_sockaddr_ax25)))
return -EINVAL;
- }
- printk(KERN_WARNING "ax25_connect(): %s uses old (6 digipeater) socket structure.\n",
- current->comm);
- }
if (fsa->fsa_ax25.sax25_family != AF_AX25)
return -EINVAL;
@@ -1467,21 +1477,20 @@ static int ax25_sendmsg(struct kiocb *iocb, struct socket *sock,
goto out;
}
- if (addr_len == sizeof(struct sockaddr_ax25)) {
- printk(KERN_WARNING "ax25_sendmsg(): %s uses obsolete socket structure\n",
- current->comm);
- }
- else if (addr_len != sizeof(struct full_sockaddr_ax25)) {
- /* support for old structure may go away some time */
+ if (addr_len == sizeof(struct sockaddr_ax25))
+ /* ax25_sendmsg(): uses obsolete socket structure */
+ ;
+ else if (addr_len != sizeof(struct full_sockaddr_ax25))
+ /* support for old structure may go away some time
+ * ax25_sendmsg(): uses old (6 digipeater)
+ * socket structure.
+ */
if ((addr_len < sizeof(struct sockaddr_ax25) + sizeof(ax25_address) * 6) ||
(addr_len > sizeof(struct full_sockaddr_ax25))) {
err = -EINVAL;
goto out;
}
- printk(KERN_WARNING "ax25_sendmsg(): %s uses old (6 digipeater) socket structure.\n",
- current->comm);
- }
if (addr_len > sizeof(struct sockaddr_ax25) && usax->sax25_ndigis != 0) {
int ct = 0;
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index e447651a2dbe..a6a758dd1f7d 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -95,9 +95,10 @@ static void rfcomm_dev_destruct(struct rfcomm_dev *dev)
BT_DBG("dev %p dlc %p", dev, dlc);
- write_lock_bh(&rfcomm_dev_lock);
- list_del_init(&dev->list);
- write_unlock_bh(&rfcomm_dev_lock);
+ /* Refcount should only hit zero when called from rfcomm_dev_del()
+ which will have taken us off the list. Everything else are
+ refcounting bugs. */
+ BUG_ON(!list_empty(&dev->list));
rfcomm_dlc_lock(dlc);
/* Detach DLC if it's owned by this dev */
@@ -109,11 +110,6 @@ static void rfcomm_dev_destruct(struct rfcomm_dev *dev)
tty_unregister_device(rfcomm_tty_driver, dev->id);
- /* Refcount should only hit zero when called from rfcomm_dev_del()
- which will have taken us off the list. Everything else are
- refcounting bugs. */
- BUG_ON(!list_empty(&dev->list));
-
kfree(dev);
/* It's safe to call module_put() here because socket still
@@ -313,7 +309,15 @@ static void rfcomm_dev_del(struct rfcomm_dev *dev)
{
BT_DBG("dev %p", dev);
- set_bit(RFCOMM_TTY_RELEASED, &dev->flags);
+ if (test_bit(RFCOMM_TTY_RELEASED, &dev->flags))
+ BUG_ON(1);
+ else
+ set_bit(RFCOMM_TTY_RELEASED, &dev->flags);
+
+ write_lock_bh(&rfcomm_dev_lock);
+ list_del_init(&dev->list);
+ write_unlock_bh(&rfcomm_dev_lock);
+
rfcomm_dev_put(dev);
}
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index c1757c79dfbb..5d8b939eded1 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -247,8 +247,9 @@ static void __br_dnat_complain(void)
* Let us first consider the case that ip_route_input() succeeds:
*
* If skb->dst->dev equals the logical bridge device the packet
- * came in on, we can consider this bridging. We then call
- * skb->dst->output() which will make the packet enter br_nf_local_out()
+ * came in on, we can consider this bridging. The packet is passed
+ * through the neighbour output function to build a new destination
+ * MAC address, which will make the packet enter br_nf_local_out()
* not much later. In that function it is assured that the iptables
* FORWARD chain is traversed for the packet.
*
@@ -285,12 +286,17 @@ static int br_nf_pre_routing_finish_bridge(struct sk_buff *skb)
skb->nf_bridge->mask ^= BRNF_NF_BRIDGE_PREROUTING;
skb->dev = bridge_parent(skb->dev);
- if (!skb->dev)
- kfree_skb(skb);
- else {
+ if (skb->dev) {
+ struct dst_entry *dst = skb->dst;
+
nf_bridge_pull_encap_header(skb);
- skb->dst->output(skb);
+
+ if (dst->hh)
+ return neigh_hh_output(dst->hh, skb);
+ else if (dst->neighbour)
+ return dst->neighbour->output(skb);
}
+ kfree_skb(skb);
return 0;
}
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 29b8ee4e35d6..cc8a2f190acf 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1316,8 +1316,6 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms)
*p = parms->next;
parms->dead = 1;
write_unlock_bh(&tbl->lock);
- if (parms->dev)
- dev_put(parms->dev);
call_rcu(&parms->rcu_head, neigh_rcu_free_parms);
return;
}
@@ -1328,6 +1326,8 @@ void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms)
void neigh_parms_destroy(struct neigh_parms *parms)
{
+ if (parms->dev)
+ dev_put(parms->dev);
kfree(parms);
}
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 66663e5d7acd..0e10ff21e292 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1665,12 +1665,12 @@ static struct dn_route *dn_rt_cache_get_first(struct seq_file *seq)
break;
rcu_read_unlock_bh();
}
- return rt;
+ return rcu_dereference(rt);
}
static struct dn_route *dn_rt_cache_get_next(struct seq_file *seq, struct dn_route *rt)
{
- struct dn_rt_cache_iter_state *s = rcu_dereference(seq->private);
+ struct dn_rt_cache_iter_state *s = seq->private;
rt = rt->u.dst.dn_next;
while(!rt) {
@@ -1680,7 +1680,7 @@ static struct dn_route *dn_rt_cache_get_next(struct seq_file *seq, struct dn_rou
rcu_read_lock_bh();
rt = dn_rt_hash_table[s->bucket].chain;
}
- return rt;
+ return rcu_dereference(rt);
}
static void *dn_rt_cache_seq_start(struct seq_file *seq, loff_t *pos)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index d3377069ce05..28484f396b04 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -283,12 +283,12 @@ static struct rtable *rt_cache_get_first(struct seq_file *seq)
break;
rcu_read_unlock_bh();
}
- return r;
+ return rcu_dereference(r);
}
static struct rtable *rt_cache_get_next(struct seq_file *seq, struct rtable *r)
{
- struct rt_cache_iter_state *st = rcu_dereference(seq->private);
+ struct rt_cache_iter_state *st = seq->private;
r = r->u.dst.rt_next;
while (!r) {
@@ -298,7 +298,7 @@ static struct rtable *rt_cache_get_next(struct seq_file *seq, struct rtable *r)
rcu_read_lock_bh();
r = rt_hash_table[st->bucket].chain;
}
- return r;
+ return rcu_dereference(r);
}
static struct rtable *rt_cache_get_idx(struct seq_file *seq, loff_t pos)
diff --git a/net/ipv6/netfilter/ip6t_eui64.c b/net/ipv6/netfilter/ip6t_eui64.c
index 34ba150bfe5d..41df9a578c7a 100644
--- a/net/ipv6/netfilter/ip6t_eui64.c
+++ b/net/ipv6/netfilter/ip6t_eui64.c
@@ -47,7 +47,7 @@ match(const struct sk_buff *skb,
memcpy(eui64 + 5, eth_hdr(skb)->h_source + 3, 3);
eui64[3] = 0xff;
eui64[4] = 0xfe;
- eui64[0] |= 0x02;
+ eui64[0] ^= 0x02;
i = 0;
while (ipv6_hdr(skb)->saddr.s6_addr[8 + i] == eui64[i]
diff --git a/net/netfilter/xt_helper.c b/net/netfilter/xt_helper.c
index 0a1f4c6bcdef..d842c4a6d63f 100644
--- a/net/netfilter/xt_helper.c
+++ b/net/netfilter/xt_helper.c
@@ -56,8 +56,8 @@ match(const struct sk_buff *skb,
if (info->name[0] == '\0')
ret = !ret;
else
- ret ^= !strncmp(master_help->helper->name, info->name,
- strlen(master_help->helper->name));
+ ret ^= !strncmp(helper->name, info->name,
+ strlen(helper->name));
return ret;
}