diff options
Diffstat (limited to 'arch/sparc64/kernel')
| -rw-r--r-- | arch/sparc64/kernel/binfmt_aout32.c | 4 | ||||
| -rw-r--r-- | arch/sparc64/kernel/ebus.c | 5 | ||||
| -rw-r--r-- | arch/sparc64/kernel/pci_common.c | 4 | ||||
| -rw-r--r-- | arch/sparc64/kernel/prom.c | 3 | ||||
| -rw-r--r-- | arch/sparc64/kernel/smp.c | 2 | ||||
| -rw-r--r-- | arch/sparc64/kernel/vio.c | 29 |
6 files changed, 39 insertions, 8 deletions
diff --git a/arch/sparc64/kernel/binfmt_aout32.c b/arch/sparc64/kernel/binfmt_aout32.c index f205fc7cbcd..d208cc7804f 100644 --- a/arch/sparc64/kernel/binfmt_aout32.c +++ b/arch/sparc64/kernel/binfmt_aout32.c @@ -177,7 +177,7 @@ static u32 __user *create_aout32_tables(char __user *p, struct linux_binprm *bpr get_user(c,p++); } while (c); } - put_user(NULL,argv); + put_user(0,argv); current->mm->arg_end = current->mm->env_start = (unsigned long) p; while (envc-->0) { char c; @@ -186,7 +186,7 @@ static u32 __user *create_aout32_tables(char __user *p, struct linux_binprm *bpr get_user(c,p++); } while (c); } - put_user(NULL,envp); + put_user(0,envp); current->mm->env_end = (unsigned long) p; return sp; } diff --git a/arch/sparc64/kernel/ebus.c b/arch/sparc64/kernel/ebus.c index bc9ae36f7a4..04ab81cb4f4 100644 --- a/arch/sparc64/kernel/ebus.c +++ b/arch/sparc64/kernel/ebus.c @@ -375,7 +375,10 @@ static void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_de dev->num_addrs = 0; dev->num_irqs = 0; } else { - (void) of_get_property(dp, "reg", &len); + const int *regs = of_get_property(dp, "reg", &len); + + if (!regs) + len = 0; dev->num_addrs = len / sizeof(struct linux_prom_registers); for (i = 0; i < dev->num_addrs; i++) diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c index 2f61c4b1259..c76bfbb7da0 100644 --- a/arch/sparc64/kernel/pci_common.c +++ b/arch/sparc64/kernel/pci_common.c @@ -264,7 +264,7 @@ static int sun4v_read_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn, unsigned int func = PCI_FUNC(devfn); unsigned long ret; - if (bus_dev == pbm->pci_bus && devfn == 0x00) + if (!bus && devfn == 0x00) return pci_host_bridge_read_pci_cfg(bus_dev, devfn, where, size, value); if (config_out_of_range(pbm, bus, devfn, where)) { @@ -300,7 +300,7 @@ static int sun4v_write_pci_cfg(struct pci_bus *bus_dev, unsigned int devfn, unsigned int func = PCI_FUNC(devfn); unsigned long ret; - if (bus_dev == pbm->pci_bus && devfn == 0x00) + if (!bus && devfn == 0x00) return pci_host_bridge_write_pci_cfg(bus_dev, devfn, where, size, value); if (config_out_of_range(pbm, bus, devfn, where)) { diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c index 0614dff63d7..a246e962e5a 100644 --- a/arch/sparc64/kernel/prom.c +++ b/arch/sparc64/kernel/prom.c @@ -1046,7 +1046,8 @@ static void __init irq_trans_init(struct device_node *dp) if (!strcmp(dp->name, "fhc") && !strcmp(dp->parent->name, "central")) return central_irq_trans_init(dp); - if (!strcmp(dp->name, "virtual-devices")) + if (!strcmp(dp->name, "virtual-devices") || + !strcmp(dp->name, "niu")) return sun4v_vdev_irq_trans_init(dp); } diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index b84c49e3697..c73b7a48b03 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -353,6 +353,8 @@ static int __devinit smp_boot_one_cpu(unsigned int cpu) int timeout, ret; p = fork_idle(cpu); + if (IS_ERR(p)) + return PTR_ERR(p); callin_flag = 0; cpu_new_thread = task_thread_info(p); diff --git a/arch/sparc64/kernel/vio.c b/arch/sparc64/kernel/vio.c index 1550ac5673d..0c1ee619d81 100644 --- a/arch/sparc64/kernel/vio.c +++ b/arch/sparc64/kernel/vio.c @@ -292,7 +292,7 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp, } vdev->dp = dp; - printk(KERN_ERR "VIO: Adding device %s\n", vdev->dev.bus_id); + printk(KERN_INFO "VIO: Adding device %s\n", vdev->dev.bus_id); err = device_register(&vdev->dev); if (err) { @@ -342,8 +342,33 @@ static struct mdesc_notifier_client vio_device_notifier = { .node_name = "virtual-device-port", }; +/* We are only interested in domain service ports under the + * "domain-services" node. On control nodes there is another port + * under "openboot" that we should not mess with as aparently that is + * reserved exclusively for OBP use. + */ +static void vio_add_ds(struct mdesc_handle *hp, u64 node) +{ + int found; + u64 a; + + found = 0; + mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) { + u64 target = mdesc_arc_target(hp, a); + const char *name = mdesc_node_name(hp, target); + + if (!strcmp(name, "domain-services")) { + found = 1; + break; + } + } + + if (found) + (void) vio_create_one(hp, node, &root_vdev->dev); +} + static struct mdesc_notifier_client vio_ds_notifier = { - .add = vio_add, + .add = vio_add_ds, .remove = vio_remove, .node_name = "domain-services-port", }; |