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Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/events.c36
-rw-r--r--drivers/xen/gntdev.c6
-rw-r--r--drivers/xen/manage.c15
3 files changed, 32 insertions, 25 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 02b5a9c05cfa..33167b43ac7e 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -5,7 +5,7 @@
* domain gets 1024 event channels, but NR_IRQ is not that large, we
* must dynamically map irqs<->event channels. The event channels
* interface with the rest of the kernel by defining a xen interrupt
- * chip. When an event is recieved, it is mapped to an irq and sent
+ * chip. When an event is received, it is mapped to an irq and sent
* through the normal interrupt processing path.
*
* There are four kinds of events which can be mapped to an event
@@ -122,7 +122,7 @@ static struct irq_chip xen_pirq_chip;
/* Get info for IRQ */
static struct irq_info *info_for_irq(unsigned irq)
{
- return get_irq_data(irq);
+ return irq_get_handler_data(irq);
}
/* Constructors for packed IRQ information. */
@@ -403,7 +403,7 @@ static void xen_irq_init(unsigned irq)
info->type = IRQT_UNBOUND;
- set_irq_data(irq, info);
+ irq_set_handler_data(irq, info);
list_add_tail(&info->list, &xen_irq_list_head);
}
@@ -416,7 +416,7 @@ static int __must_check xen_allocate_irq_dynamic(void)
#ifdef CONFIG_X86_IO_APIC
/*
* For an HVM guest or domain 0 which see "real" (emulated or
- * actual repectively) GSIs we allocate dynamic IRQs
+ * actual respectively) GSIs we allocate dynamic IRQs
* e.g. those corresponding to event channels or MSIs
* etc. from the range above those "real" GSIs to avoid
* collisions.
@@ -458,11 +458,11 @@ static int __must_check xen_allocate_irq_gsi(unsigned gsi)
static void xen_free_irq(unsigned irq)
{
- struct irq_info *info = get_irq_data(irq);
+ struct irq_info *info = irq_get_handler_data(irq);
list_del(&info->list);
- set_irq_data(irq, NULL);
+ irq_set_handler_data(irq, NULL);
kfree(info);
@@ -585,7 +585,7 @@ static void ack_pirq(struct irq_data *data)
{
int evtchn = evtchn_from_irq(data->irq);
- move_native_irq(data->irq);
+ irq_move_irq(data);
if (VALID_EVTCHN(evtchn)) {
mask_evtchn(evtchn);
@@ -639,8 +639,8 @@ int xen_bind_pirq_gsi_to_irq(unsigned gsi,
if (irq < 0)
goto out;
- set_irq_chip_and_handler_name(irq, &xen_pirq_chip,
- handle_level_irq, name);
+ irq_set_chip_and_handler_name(irq, &xen_pirq_chip, handle_level_irq,
+ name);
irq_op.irq = irq;
irq_op.vector = 0;
@@ -690,8 +690,8 @@ int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
if (irq == -1)
goto out;
- set_irq_chip_and_handler_name(irq, &xen_pirq_chip,
- handle_level_irq, name);
+ irq_set_chip_and_handler_name(irq, &xen_pirq_chip, handle_level_irq,
+ name);
xen_irq_info_pirq_init(irq, 0, pirq, 0, vector, 0);
ret = irq_set_msi_desc(irq, msidesc);
@@ -772,7 +772,7 @@ int bind_evtchn_to_irq(unsigned int evtchn)
if (irq == -1)
goto out;
- set_irq_chip_and_handler_name(irq, &xen_dynamic_chip,
+ irq_set_chip_and_handler_name(irq, &xen_dynamic_chip,
handle_fasteoi_irq, "event");
xen_irq_info_evtchn_init(irq, evtchn);
@@ -799,7 +799,7 @@ static int bind_ipi_to_irq(unsigned int ipi, unsigned int cpu)
if (irq < 0)
goto out;
- set_irq_chip_and_handler_name(irq, &xen_percpu_chip,
+ irq_set_chip_and_handler_name(irq, &xen_percpu_chip,
handle_percpu_irq, "ipi");
bind_ipi.vcpu = cpu;
@@ -848,7 +848,7 @@ int bind_virq_to_irq(unsigned int virq, unsigned int cpu)
if (irq == -1)
goto out;
- set_irq_chip_and_handler_name(irq, &xen_percpu_chip,
+ irq_set_chip_and_handler_name(irq, &xen_percpu_chip,
handle_percpu_irq, "virq");
bind_virq.virq = virq;
@@ -912,8 +912,7 @@ int bind_evtchn_to_irqhandler(unsigned int evtchn,
unsigned long irqflags,
const char *devname, void *dev_id)
{
- unsigned int irq;
- int retval;
+ int irq, retval;
irq = bind_evtchn_to_irq(evtchn);
if (irq < 0)
@@ -955,8 +954,7 @@ int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu,
irq_handler_t handler,
unsigned long irqflags, const char *devname, void *dev_id)
{
- unsigned int irq;
- int retval;
+ int irq, retval;
irq = bind_virq_to_irq(virq, cpu);
if (irq < 0)
@@ -1339,7 +1337,7 @@ static void ack_dynirq(struct irq_data *data)
{
int evtchn = evtchn_from_irq(data->irq);
- move_masked_irq(data->irq);
+ irq_move_masked_irq(data);
if (VALID_EVTCHN(evtchn))
unmask_evtchn(evtchn);
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 017ce600fbc6..b0f9e8fb0052 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -273,7 +273,7 @@ static int __unmap_grant_pages(struct grant_map *map, int offset, int pages)
map->vma->vm_start + map->notify.addr;
err = copy_to_user(tmp, &err, 1);
if (err)
- return err;
+ return -EFAULT;
map->notify.flags &= ~UNMAP_NOTIFY_CLEAR_BYTE;
} else if (pgno >= offset && pgno < offset + pages) {
uint8_t *tmp = kmap(map->pages[pgno]);
@@ -662,7 +662,7 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
if (map->flags) {
if ((vma->vm_flags & VM_WRITE) &&
(map->flags & GNTMAP_readonly))
- return -EINVAL;
+ goto out_unlock_put;
} else {
map->flags = GNTMAP_host_map;
if (!(vma->vm_flags & VM_WRITE))
@@ -700,6 +700,8 @@ unlock_out:
spin_unlock(&priv->lock);
return err;
+out_unlock_put:
+ spin_unlock(&priv->lock);
out_put_map:
if (use_ptemod)
map->vma = NULL;
diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index 95143dd6904d..a2eee574784e 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -8,6 +8,7 @@
#include <linux/sysrq.h>
#include <linux/stop_machine.h>
#include <linux/freezer.h>
+#include <linux/syscore_ops.h>
#include <xen/xen.h>
#include <xen/xenbus.h>
@@ -61,7 +62,7 @@ static void xen_post_suspend(int cancelled)
xen_mm_unpin_all();
}
-#ifdef CONFIG_HIBERNATION
+#ifdef CONFIG_HIBERNATE_CALLBACKS
static int xen_suspend(void *data)
{
struct suspend_info *si = data;
@@ -70,8 +71,13 @@ static int xen_suspend(void *data)
BUG_ON(!irqs_disabled());
err = sysdev_suspend(PMSG_FREEZE);
+ if (!err) {
+ err = syscore_suspend();
+ if (err)
+ sysdev_resume();
+ }
if (err) {
- printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n",
+ printk(KERN_ERR "xen_suspend: system core suspend failed: %d\n",
err);
return err;
}
@@ -95,6 +101,7 @@ static int xen_suspend(void *data)
xen_timer_resume();
}
+ syscore_resume();
sysdev_resume();
return 0;
@@ -173,7 +180,7 @@ out:
#endif
shutting_down = SHUTDOWN_INVALID;
}
-#endif /* CONFIG_HIBERNATION */
+#endif /* CONFIG_HIBERNATE_CALLBACKS */
struct shutdown_handler {
const char *command;
@@ -202,7 +209,7 @@ static void shutdown_handler(struct xenbus_watch *watch,
{ "poweroff", do_poweroff },
{ "halt", do_poweroff },
{ "reboot", do_reboot },
-#ifdef CONFIG_HIBERNATION
+#ifdef CONFIG_HIBERNATE_CALLBACKS
{ "suspend", do_suspend },
#endif
{NULL, NULL},
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-26 10:05:45 +0300