diff options
| author | Avi Kivity <avi@qumranet.com> | 2007-10-21 11:03:36 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 17:52:55 +0200 |
| commit | 60395224d94945544f1f9dce5566981844bf0e77 (patch) | |
| tree | d86339167d7bfbd5c62bc85c27679c0b8639a2e4 | |
| parent | e00c8cf29b9798eb9918469b0cce1766e0ae40d7 (diff) | |
KVM: Add a might_sleep() annotation to gfn_to_page()
This will help trap accesses to guest memory in atomic context.
Signed-off-by: Avi Kivity <avi@qumranet.com>
| -rw-r--r-- | drivers/kvm/kvm_main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index a6e3165043d1..453e98e251da 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -993,6 +993,8 @@ struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn) struct page *page[1]; int npages; + might_sleep(); + gfn = unalias_gfn(kvm, gfn); slot = __gfn_to_memslot(kvm, gfn); if (!slot) { |