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authorRusty Russell2009-06-12 22:27:08 -0600
committerRusty Russell2009-06-12 22:27:09 +0930
commit9f155a9b3d5a5444bcc5e049ec2547bb5107150e (patch)
treeef8fe2d5a319abb3bb1c89374f9d2fef1b0881c3 /drivers/lguest/lg.h
parent92b4d8df8436cdd74d22a2a5b6b23b9abc737a3e (diff)
lguest: allow any process to send interrupts
We currently only allow the Launcher process to send interrupts, but it as we already send interrupts from the hrtimer, it's a simple matter of extracting that code into a common set_interrupt routine. As we switch to a thread per virtqueue, this avoids a bottleneck through the main Launcher process. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest/lg.h')
-rw-r--r--drivers/lguest/lg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/lguest/lg.h b/drivers/lguest/lg.h
index 6201ce59e886..040cb70780e7 100644
--- a/drivers/lguest/lg.h
+++ b/drivers/lguest/lg.h
@@ -143,6 +143,7 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user);
/* interrupts_and_traps.c: */
unsigned int interrupt_pending(struct lg_cpu *cpu, bool *more);
void try_deliver_interrupt(struct lg_cpu *cpu, unsigned int irq, bool more);
+void set_interrupt(struct lg_cpu *cpu, unsigned int irq);
bool deliver_trap(struct lg_cpu *cpu, unsigned int num);
void load_guest_idt_entry(struct lg_cpu *cpu, unsigned int i,
u32 low, u32 hi);