On 10/6/19 12:05 AM, Wei Yang wrote:
> Signed-off-by: Wei Yang <richardw.yang@linux.intel.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 d2bdd21ae3..a394c7c3a6 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);
>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>