kvm: Fix kvm_get_page_retry_io __gup retval check
authorAndres Lagar-Cavilla <andreslc@google.com>
Thu, 25 Sep 2014 22:26:50 +0000 (15:26 -0700)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 26 Sep 2014 08:21:29 +0000 (10:21 +0200)
Confusion around -EBUSY and zero (inside a BUG_ON no less).

Reported-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andres Lagar-Cavilla <andreslc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
virt/kvm/kvm_main.c

Simple merge