diff options
Diffstat (limited to 'drivers/lguest')
| -rw-r--r-- | drivers/lguest/core.c | 16 | ||||
| -rw-r--r-- | drivers/lguest/lguest_device.c | 7 | ||||
| -rw-r--r-- | drivers/lguest/lguest_user.c | 1 |
3 files changed, 16 insertions, 8 deletions
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c index 2535933c49f8..b5fdcb78a75b 100644 --- a/drivers/lguest/core.c +++ b/drivers/lguest/core.c @@ -232,6 +232,13 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user) } } + /* + * All long-lived kernel loops need to check with this horrible + * thing called the freezer. If the Host is trying to suspend, + * it stops us. + */ + try_to_freeze(); + /* Check for signals */ if (signal_pending(current)) return -ERESTARTSYS; @@ -246,13 +253,6 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user) try_deliver_interrupt(cpu, irq, more); /* - * All long-lived kernel loops need to check with this horrible - * thing called the freezer. If the Host is trying to suspend, - * it stops us. - */ - try_to_freeze(); - - /* * Just make absolutely sure the Guest is still alive. One of * those hypercalls could have been fatal, for example. */ @@ -313,7 +313,7 @@ static int __init init(void) int err; /* Lguest can't run under Xen, VMI or itself. It does Tricky Stuff. */ - if (paravirt_enabled()) { + if (get_kernel_rpl() != 0) { printk("lguest is afraid of being a guest\n"); return -EPERM; } diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c index 5289ffa2e500..595d73197016 100644 --- a/drivers/lguest/lguest_device.c +++ b/drivers/lguest/lguest_device.c @@ -15,6 +15,7 @@ #include <linux/interrupt.h> #include <linux/virtio_ring.h> #include <linux/err.h> +#include <linux/export.h> #include <linux/slab.h> #include <asm/io.h> #include <asm/paravirt.h> @@ -380,6 +381,11 @@ error: return PTR_ERR(vqs[i]); } +static const char *lg_bus_name(struct virtio_device *vdev) +{ + return ""; +} + /* The ops structure which hooks everything together. */ static struct virtio_config_ops lguest_config_ops = { .get_features = lg_get_features, @@ -391,6 +397,7 @@ static struct virtio_config_ops lguest_config_ops = { .reset = lg_reset, .find_vqs = lg_find_vqs, .del_vqs = lg_del_vqs, + .bus_name = lg_bus_name, }; /* diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c index f97e625241ad..ff4a0bc9904d 100644 --- a/drivers/lguest/lguest_user.c +++ b/drivers/lguest/lguest_user.c @@ -13,6 +13,7 @@ #include <linux/eventfd.h> #include <linux/file.h> #include <linux/slab.h> +#include <linux/export.h> #include "lg.h" /*L:056 |