mirror of
https://github.com/torvalds/linux.git
synced 2024-11-10 22:21:40 +00:00
45c7e8af4a
After removal of the guest part of KVM TE (trap and emulate), also remove the host part. Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
/*
|
|
* This file is subject to the terms and conditions of the GNU General Public
|
|
* License. See the file "COPYING" in the main directory of this archive
|
|
* for more details.
|
|
*
|
|
* KVM/MIPS: Interrupt delivery
|
|
*
|
|
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
|
|
* Authors: Sanjay Lal <sanjayl@kymasys.com>
|
|
*/
|
|
|
|
#include <linux/errno.h>
|
|
#include <linux/err.h>
|
|
#include <linux/vmalloc.h>
|
|
#include <linux/fs.h>
|
|
#include <linux/memblock.h>
|
|
#include <asm/page.h>
|
|
#include <asm/cacheflush.h>
|
|
|
|
#include <linux/kvm_host.h>
|
|
|
|
#include "interrupt.h"
|
|
|
|
void kvm_mips_deliver_interrupts(struct kvm_vcpu *vcpu, u32 cause)
|
|
{
|
|
unsigned long *pending = &vcpu->arch.pending_exceptions;
|
|
unsigned long *pending_clr = &vcpu->arch.pending_exceptions_clr;
|
|
unsigned int priority;
|
|
|
|
if (!(*pending) && !(*pending_clr))
|
|
return;
|
|
|
|
priority = __ffs(*pending_clr);
|
|
while (priority <= MIPS_EXC_MAX) {
|
|
kvm_mips_callbacks->irq_clear(vcpu, priority, cause);
|
|
|
|
priority = find_next_bit(pending_clr,
|
|
BITS_PER_BYTE * sizeof(*pending_clr),
|
|
priority + 1);
|
|
}
|
|
|
|
priority = __ffs(*pending);
|
|
while (priority <= MIPS_EXC_MAX) {
|
|
kvm_mips_callbacks->irq_deliver(vcpu, priority, cause);
|
|
|
|
priority = find_next_bit(pending,
|
|
BITS_PER_BYTE * sizeof(*pending),
|
|
priority + 1);
|
|
}
|
|
|
|
}
|
|
|
|
int kvm_mips_pending_timer(struct kvm_vcpu *vcpu)
|
|
{
|
|
return test_bit(MIPS_EXC_INT_TIMER, &vcpu->arch.pending_exceptions);
|
|
}
|