From: Wei Yang <richardw.y...@linux.intel.com>
Signed-off-by: Wei Yang <richardw.y...@linux.intel.com>
Message-Id: <20191005220517.24029-3-richardw.y...@linux.intel.com>
Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilb...@redhat.com>
---
migration/postcopy-ram.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index 08a3ed516e..3a72f7b4fe 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -768,9 +768,11 @@ static void mark_postcopy_blocktime_begin(uintptr_t addr,
uint32_t ptid,
atomic_xchg(&dc->page_fault_vcpu_time[cpu], low_time_offset);
atomic_xchg(&dc->vcpu_addr[cpu], addr);
- /* check it here, not at the begining of the function,
- * due to, check could accur early than bitmap_set in
- * qemu_ufd_copy_ioctl */
+ /*
+ * check it here, not at the beginning of the function,
+ * due to, check could occur early than bitmap_set in
+ * qemu_ufd_copy_ioctl
+ */
already_received = ramblock_recv_bitmap_test(rb, (void *)addr);
if (already_received) {
atomic_xchg(&dc->vcpu_addr[cpu], 0);
--
2.23.0
