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PATCH: applied linux kernel patch 3.0.49->50

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1 parent 3b3843c commit 4c446ce82aafd8b8e100b8b904ec2510c5e7d961 @oliverclaude oliverclaude committed with Nov 1, 2012
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@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 0
-SUBLEVEL = 49
+SUBLEVEL = 50
EXTRAVERSION =
NAME = Sneaky Weasel
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@@ -291,18 +291,24 @@ static void __cpuinit smp_store_cpu_info(unsigned int cpuid)
asmlinkage void __cpuinit secondary_start_kernel(void)
{
struct mm_struct *mm = &init_mm;
- unsigned int cpu = smp_processor_id();
+ unsigned int cpu;
+
+ /*
+ * The identity mapping is uncached (strongly ordered), so
+ * switch away from it before attempting any exclusive accesses.
+ */
+ cpu_switch_mm(mm->pgd, mm);
+ enter_lazy_tlb(mm, current);
+ local_flush_tlb_all();
/*
* All kernel threads share the same mm context; grab a
* reference and switch to it.
*/
+ cpu = smp_processor_id();
atomic_inc(&mm->mm_count);
current->active_mm = mm;
cpumask_set_cpu(cpu, mm_cpumask(mm));
- cpu_switch_mm(mm->pgd, mm);
- enter_lazy_tlb(mm, current);
- local_flush_tlb_all();
printk("CPU%u: Booted secondary processor\n", cpu);
@@ -454,7 +454,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91rm9200_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -459,7 +459,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9260_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -276,7 +276,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9261_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -534,7 +534,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9263_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
@@ -319,7 +319,7 @@ static struct i2c_gpio_platform_data pdata = {
static struct platform_device at91sam9rl_twi_device = {
.name = "i2c-gpio",
- .id = -1,
+ .id = 0,
.dev.platform_data = &pdata,
};
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@@ -28,36 +28,50 @@ int direct_gbpages
#endif
;
-static void __init find_early_table_space(unsigned long end, int use_pse,
- int use_gbpages)
+struct map_range {
+ unsigned long start;
+ unsigned long end;
+ unsigned page_size_mask;
+};
+
+/*
+ * First calculate space needed for kernel direct mapping page tables to cover
+ * mr[0].start to mr[nr_range - 1].end, while accounting for possible 2M and 1GB
+ * pages. Then find enough contiguous space for those page tables.
+ */
+static void __init find_early_table_space(struct map_range *mr, int nr_range)
{
- unsigned long puds, pmds, ptes, tables, start = 0, good_end = end;
+ int i;
+ unsigned long puds = 0, pmds = 0, ptes = 0, tables;
+ unsigned long start = 0, good_end;
phys_addr_t base;
- puds = (end + PUD_SIZE - 1) >> PUD_SHIFT;
- tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
+ for (i = 0; i < nr_range; i++) {
+ unsigned long range, extra;
- if (use_gbpages) {
- unsigned long extra;
+ range = mr[i].end - mr[i].start;
+ puds += (range + PUD_SIZE - 1) >> PUD_SHIFT;
- extra = end - ((end>>PUD_SHIFT) << PUD_SHIFT);
- pmds = (extra + PMD_SIZE - 1) >> PMD_SHIFT;
- } else
- pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT;
-
- tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE);
+ if (mr[i].page_size_mask & (1 << PG_LEVEL_1G)) {
+ extra = range - ((range >> PUD_SHIFT) << PUD_SHIFT);
+ pmds += (extra + PMD_SIZE - 1) >> PMD_SHIFT;
+ } else {
+ pmds += (range + PMD_SIZE - 1) >> PMD_SHIFT;
+ }
- if (use_pse) {
- unsigned long extra;
-
- extra = end - ((end>>PMD_SHIFT) << PMD_SHIFT);
+ if (mr[i].page_size_mask & (1 << PG_LEVEL_2M)) {
+ extra = range - ((range >> PMD_SHIFT) << PMD_SHIFT);
#ifdef CONFIG_X86_32
- extra += PMD_SIZE;
+ extra += PMD_SIZE;
#endif
- ptes = (extra + PAGE_SIZE - 1) >> PAGE_SHIFT;
- } else
- ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ ptes += (extra + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ } else {
+ ptes += (range + PAGE_SIZE - 1) >> PAGE_SHIFT;
+ }
+ }
+ tables = roundup(puds * sizeof(pud_t), PAGE_SIZE);
+ tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE);
tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE);
#ifdef CONFIG_X86_32
@@ -74,21 +88,16 @@ static void __init find_early_table_space(unsigned long end, int use_pse,
pgt_buf_end = pgt_buf_start;
pgt_buf_top = pgt_buf_start + (tables >> PAGE_SHIFT);
- printk(KERN_DEBUG "kernel direct mapping tables up to %lx @ %lx-%lx\n",
- end, pgt_buf_start << PAGE_SHIFT, pgt_buf_top << PAGE_SHIFT);
+ printk(KERN_DEBUG "kernel direct mapping tables up to %#lx @ [mem %#010lx-%#010lx]\n",
+ mr[nr_range - 1].end - 1, pgt_buf_start << PAGE_SHIFT,
+ (pgt_buf_top << PAGE_SHIFT) - 1);
}
void __init native_pagetable_reserve(u64 start, u64 end)
{
memblock_x86_reserve_range(start, end, "PGTABLE");
}
-struct map_range {
- unsigned long start;
- unsigned long end;
- unsigned page_size_mask;
-};
-
#ifdef CONFIG_X86_32
#define NR_RANGE_MR 3
#else /* CONFIG_X86_64 */
@@ -260,7 +269,7 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
* nodes are discovered.
*/
if (!after_bootmem)
- find_early_table_space(end, use_pse, use_gbpages);
+ find_early_table_space(mr, nr_range);
for (i = 0; i < nr_range; i++)
ret = kernel_physical_mapping_init(mr[i].start, mr[i].end,
View
@@ -110,9 +110,10 @@ static int bcma_register_cores(struct bcma_bus *bus)
static void bcma_unregister_cores(struct bcma_bus *bus)
{
- struct bcma_device *core;
+ struct bcma_device *core, *tmp;
- list_for_each_entry(core, &bus->cores, list) {
+ list_for_each_entry_safe(core, tmp, &bus->cores, list) {
+ list_del(&core->list);
if (core->dev_registered)
device_unregister(&core->dev);
}
@@ -1216,14 +1216,7 @@ static int powernowk8_target(struct cpufreq_policy *pol,
struct powernowk8_target_arg pta = { .pol = pol, .targfreq = targfreq,
.relation = relation };
- /*
- * Must run on @pol->cpu. cpufreq core is responsible for ensuring
- * that we're bound to the current CPU and pol->cpu stays online.
- */
- if (smp_processor_id() == pol->cpu)
- return powernowk8_target_fn(&pta);
- else
- return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta);
+ return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta);
}
/* Driver entry point to verify the policy and range of frequencies */
@@ -751,6 +751,14 @@ static const struct dmi_system_id intel_no_lvds[] = {
DMI_MATCH(DMI_BOARD_NAME, "MS-7469"),
},
},
+ {
+ .callback = intel_no_lvds_dmi_callback,
+ .ident = "ZOTAC ZBOXSD-ID12/ID13",
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ZOTAC"),
+ DMI_MATCH(DMI_BOARD_NAME, "ZBOXSD-ID12/ID13"),
+ },
+ },
{ } /* terminating entry */
};
View
@@ -391,6 +391,8 @@ static int dryice_rtc_probe(struct platform_device *pdev)
if (imxdi->ioaddr == NULL)
return -ENOMEM;
+ spin_lock_init(&imxdi->irq_lock);
+
imxdi->irq = platform_get_irq(pdev, 0);
if (imxdi->irq < 0)
return imxdi->irq;
@@ -470,7 +470,7 @@ static int pc236_detach(struct comedi_device *dev)
{
printk(KERN_DEBUG "comedi%d: %s: detach\n", dev->minor,
PC236_DRIVER_NAME);
- if (devpriv)
+ if (dev->iobase)
pc236_intr_disable(dev);
if (dev->irq)
View
@@ -511,13 +511,16 @@ static void hub_tt_work(struct work_struct *work)
int limit = 100;
spin_lock_irqsave (&hub->tt.lock, flags);
- while (--limit && !list_empty (&hub->tt.clear_list)) {
+ while (!list_empty(&hub->tt.clear_list)) {
struct list_head *next;
struct usb_tt_clear *clear;
struct usb_device *hdev = hub->hdev;
const struct hc_driver *drv;
int status;
+ if (!hub->quiescing && --limit < 0)
+ break;
+
next = hub->tt.clear_list.next;
clear = list_entry (next, struct usb_tt_clear, clear_list);
list_del (&clear->clear_list);
@@ -990,7 +993,7 @@ static void hub_quiesce(struct usb_hub *hub, enum hub_quiescing_type type)
if (hub->has_indicators)
cancel_delayed_work_sync(&hub->leds);
if (hub->tt.hub)
- cancel_work_sync(&hub->tt.clear_work);
+ flush_work_sync(&hub->tt.clear_work);
}
/* caller has locked the hub device */
@@ -543,7 +543,14 @@ static const struct dmi_system_id __devinitconst ehci_dmi_nohandoff_table[] = {
/* Pegatron Lucid (Ordissimo AIRIS) */
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "M11JB"),
- DMI_MATCH(DMI_BIOS_VERSION, "Lucid-GE-133"),
+ DMI_MATCH(DMI_BIOS_VERSION, "Lucid-"),
+ },
+ },
+ {
+ /* Pegatron Lucid (Ordissimo) */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "Ordissimo"),
+ DMI_MATCH(DMI_BIOS_VERSION, "Lucid-"),
},
},
{ }
@@ -1215,6 +1215,17 @@ static void xhci_cmd_to_noop(struct xhci_hcd *xhci, struct xhci_cd *cur_cd)
cur_seg = find_trb_seg(xhci->cmd_ring->first_seg,
xhci->cmd_ring->dequeue, &cycle_state);
+ if (!cur_seg) {
+ xhci_warn(xhci, "Command ring mismatch, dequeue = %p %llx (dma)\n",
+ xhci->cmd_ring->dequeue,
+ (unsigned long long)
+ xhci_trb_virt_to_dma(xhci->cmd_ring->deq_seg,
+ xhci->cmd_ring->dequeue));
+ xhci_debug_ring(xhci, xhci->cmd_ring);
+ xhci_dbg_ring_ptrs(xhci, xhci->cmd_ring);
+ return;
+ }
+
/* find the command trb matched by cd from command ring */
for (cmd_trb = xhci->cmd_ring->dequeue;
cmd_trb != xhci->cmd_ring->enqueue;
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