libceph: make ceph_osdc_wait_request() uninterruptible

Ceph_osdc_wait_request() is used when cephfs issues sync IO. In most
cases, the sync IO should be uninterruptible. The fix is use killale
wait function in ceph_osdc_wait_request().

Signed-off-by: Yan, Zheng <zyan@redhat.com>
1 file changed