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-rw-r--r--arch/sparc64/kernel/pci_common.c4
-rw-r--r--arch/sparc64/kernel/prom.c3
-rw-r--r--arch/sparc64/kernel/smp.c2
-rw-r--r--arch/sparc64/kernel/vio.c29
-rw-r--r--arch/sparc64/lib/NGmemcpy.S8
-rw-r--r--drivers/net/r8169.c16
-rw-r--r--drivers/scsi/megaraid.c8
-rw-r--r--include/asm-x86_64/processor.h2
-rw-r--r--mm/memory.c14
9 files changed, 65 insertions, 21 deletions
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 2f61c4b..c76bfbb 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 0614dff..a246e96 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 b84c49e..c73b7a4 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 1550ac5..0c1ee61 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",
};
diff --git a/arch/sparc64/lib/NGmemcpy.S b/arch/sparc64/lib/NGmemcpy.S
index 605cb3f..96a14ca 100644
--- a/arch/sparc64/lib/NGmemcpy.S
+++ b/arch/sparc64/lib/NGmemcpy.S
@@ -321,11 +321,11 @@ FUNC_NAME: /* %i0=dst, %i1=src, %i2=len */
andn %i2, 0xf, %i4
and %i2, 0xf, %i2
1: subcc %i4, 0x10, %i4
- EX_LD(LOAD(ldx, %i1, %i5))
+ EX_LD(LOAD(ldx, %i1, %o4))
add %i1, 0x08, %i1
EX_LD(LOAD(ldx, %i1, %g1))
sub %i1, 0x08, %i1
- EX_ST(STORE(stx, %i5, %i1 + %i3))
+ EX_ST(STORE(stx, %o4, %i1 + %i3))
add %i1, 0x8, %i1
EX_ST(STORE(stx, %g1, %i1 + %i3))
bgu,pt %XCC, 1b
@@ -334,8 +334,8 @@ FUNC_NAME: /* %i0=dst, %i1=src, %i2=len */
be,pt %XCC, 1f
nop
sub %i2, 0x8, %i2
- EX_LD(LOAD(ldx, %i1, %i5))
- EX_ST(STORE(stx, %i5, %i1 + %i3))
+ EX_LD(LOAD(ldx, %i1, %o4))
+ EX_ST(STORE(stx, %o4, %i1 + %i3))
add %i1, 0x8, %i1
1: andcc %i2, 0x4, %g0
be,pt %XCC, 1f
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index c921ec3..c76dd29 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1918,7 +1918,11 @@ static void rtl_hw_start_8169(struct net_device *dev)
rtl_set_rx_max_size(ioaddr);
- rtl_set_rx_tx_config_registers(tp);
+ if ((tp->mac_version == RTL_GIGA_MAC_VER_01) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_02) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_03) ||
+ (tp->mac_version == RTL_GIGA_MAC_VER_04))
+ rtl_set_rx_tx_config_registers(tp);
tp->cp_cmd |= rtl_rw_cpluscmd(ioaddr) | PCIMulRW;
@@ -1941,6 +1945,14 @@ static void rtl_hw_start_8169(struct net_device *dev)
rtl_set_rx_tx_desc_registers(tp, ioaddr);
+ if ((tp->mac_version != RTL_GIGA_MAC_VER_01) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_02) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_03) &&
+ (tp->mac_version != RTL_GIGA_MAC_VER_04)) {
+ RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
+ rtl_set_rx_tx_config_registers(tp);
+ }
+
RTL_W8(Cfg9346, Cfg9346_Lock);
/* Initially a 10 us delay. Turned it into a PCI commit. - FR */
@@ -1955,8 +1967,6 @@ static void rtl_hw_start_8169(struct net_device *dev)
/* Enable all known interrupts by setting the interrupt mask. */
RTL_W16(IntrMask, tp->intr_event);
-
- RTL_W8(ChipCmd, CmdTxEnb | CmdRxEnb);
}
static void rtl_hw_start_8168(struct net_device *dev)
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 3907f67..da56163 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -1753,6 +1753,14 @@ mega_build_sglist(adapter_t *adapter, scb_t *scb, u32 *buf, u32 *len)
*len = 0;
+ if (scsi_sg_count(cmd) == 1 && !adapter->has_64bit_addr) {
+ sg = scsi_sglist(cmd);
+ scb->dma_h_bulkdata = sg_dma_address(sg);
+ *buf = (u32)scb->dma_h_bulkdata;
+ *len = sg_dma_len(sg);
+ return 0;
+ }
+
scsi_for_each_sg(cmd, sg, sgcnt, idx) {
if (adapter->has_64bit_addr) {
scb->sgl64[idx].address = sg_dma_address(sg);
diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h
index 1952517..31f579b 100644
--- a/include/asm-x86_64/processor.h
+++ b/include/asm-x86_64/processor.h
@@ -371,7 +371,7 @@ static inline void sync_core(void)
#define ARCH_HAS_PREFETCH
static inline void prefetch(void *x)
{
- asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
+ asm volatile("prefetcht0 (%0)" :: "r" (x));
}
#define ARCH_HAS_PREFETCHW 1
diff --git a/mm/memory.c b/mm/memory.c
index ca8cac1..c0e7741 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2307,13 +2307,14 @@ oom:
* do not need to flush old virtual caches or the TLB.
*
* We enter with non-exclusive mmap_sem (to exclude vma changes,
- * but allow concurrent faults), and pte mapped but not yet locked.
+ * but allow concurrent faults), and pte neither mapped nor locked.
* We return with mmap_sem still held, but pte unmapped and unlocked.
*/
static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
- unsigned long address, pte_t *page_table, pmd_t *pmd,
+ unsigned long address, pmd_t *pmd,
pgoff_t pgoff, unsigned int flags, pte_t orig_pte)
{
+ pte_t *page_table;
spinlock_t *ptl;
struct page *page;
pte_t entry;
@@ -2327,7 +2328,6 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
vmf.flags = flags;
vmf.page = NULL;
- pte_unmap(page_table);
BUG_ON(vma->vm_flags & VM_PFNMAP);
if (likely(vma->vm_ops->fault)) {
@@ -2468,8 +2468,8 @@ static int do_linear_fault(struct mm_struct *mm, struct vm_area_struct *vma,
- vma->vm_start) >> PAGE_CACHE_SHIFT) + vma->vm_pgoff;
unsigned int flags = (write_access ? FAULT_FLAG_WRITE : 0);
- return __do_fault(mm, vma, address, page_table, pmd, pgoff,
- flags, orig_pte);
+ pte_unmap(page_table);
+ return __do_fault(mm, vma, address, pmd, pgoff, flags, orig_pte);
}
@@ -2552,9 +2552,7 @@ static int do_nonlinear_fault(struct mm_struct *mm, struct vm_area_struct *vma,
}
pgoff = pte_to_pgoff(orig_pte);
-
- return __do_fault(mm, vma, address, page_table, pmd, pgoff,
- flags, orig_pte);
+ return __do_fault(mm, vma, address, pmd, pgoff, flags, orig_pte);
}
/*
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