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authorPaolo Bonzini <pbonzini@redhat.com>2020-09-11 13:12:11 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2020-09-11 13:12:11 -0400
commit1b67fd086dd7be076f190dfe4b52403d0cf58375 (patch)
treeb7ea623c62bd8b1a1310c5e9d24dbf155a9d04aa /virt
parentb5331379bc62611d1026173a09c73573384201d9 (diff)
parent7b75cd5128421c673153efb1236705696a1a9812 (diff)
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Merge tag 'kvmarm-fixes-5.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for Linux 5.9, take #1 - Multiple stolen time fixes, with a new capability to match x86 - Fix for hugetlbfs mappings when PUD and PMD are the same level - Fix for hugetlbfs mappings when PTE mappings are enforced (dirty logging, for example) - Fix tracing output of 64bit values
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/async_pf.c2
-rw-r--r--virt/kvm/eventfd.c2
-rw-r--r--virt/kvm/kvm_main.c2
-rw-r--r--virt/lib/irqbypass.c16
4 files changed, 13 insertions, 9 deletions
diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
index 390f758d5a27..dd777688d14a 100644
--- a/virt/kvm/async_pf.c
+++ b/virt/kvm/async_pf.c
@@ -61,7 +61,7 @@ static void async_pf_execute(struct work_struct *work)
* access remotely.
*/
mmap_read_lock(mm);
- get_user_pages_remote(NULL, mm, addr, 1, FOLL_WRITE, NULL, NULL,
+ get_user_pages_remote(mm, addr, 1, FOLL_WRITE, NULL, NULL,
&locked);
if (locked)
mmap_read_unlock(mm);
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index ef7ed916ad4a..d6408bb497dc 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -303,7 +303,7 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args)
INIT_LIST_HEAD(&irqfd->list);
INIT_WORK(&irqfd->inject, irqfd_inject);
INIT_WORK(&irqfd->shutdown, irqfd_shutdown);
- seqcount_init(&irqfd->irq_entry_sc);
+ seqcount_spinlock_init(&irqfd->irq_entry_sc, &kvm->irqfds.lock);
f = fdget(args->fd);
if (!f.file) {
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 4eaa4e46c7d0..67cd0b88a6b6 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1894,7 +1894,7 @@ static int hva_to_pfn_remapped(struct vm_area_struct *vma,
* not call the fault handler, so do it here.
*/
bool unlocked = false;
- r = fixup_user_fault(current, current->mm, addr,
+ r = fixup_user_fault(current->mm, addr,
(write_fault ? FAULT_FLAG_WRITE : 0),
&unlocked);
if (unlocked)
diff --git a/virt/lib/irqbypass.c b/virt/lib/irqbypass.c
index 28fda42e471b..c9bb3957f58a 100644
--- a/virt/lib/irqbypass.c
+++ b/virt/lib/irqbypass.c
@@ -40,17 +40,21 @@ static int __connect(struct irq_bypass_producer *prod,
if (prod->add_consumer)
ret = prod->add_consumer(prod, cons);
- if (!ret) {
- ret = cons->add_producer(cons, prod);
- if (ret && prod->del_consumer)
- prod->del_consumer(prod, cons);
- }
+ if (ret)
+ goto err_add_consumer;
+
+ ret = cons->add_producer(cons, prod);
+ if (ret)
+ goto err_add_producer;
if (cons->start)
cons->start(cons);
if (prod->start)
prod->start(prod);
-
+err_add_producer:
+ if (prod->del_consumer)
+ prod->del_consumer(prod, cons);
+err_add_consumer:
return ret;
}