ceph: block non-fatal signals for fault/page_mkwrite

Fault and page_mkwrite are supposed to be uninterruptable. But they
call ceph functions that are interruptible. So they should block
signals before calling functions that are interruptible

Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng 2016-05-10 18:40:28 +08:00 • committed by Ilya Dryomov
commit 4f7e89f6ac