writepages_finish() calls ceph_put_wrbuffer_cap_refs() once for
all pages, parameter snapc is set to req->r_snapc. So writepages()
shouldn't write dirty pages associated with different snapc in
one OSD request.
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
/* only if matching snap context */
pgsnapc = page_snap_context(page);
/* only if matching snap context */
pgsnapc = page_snap_context(page);
- if (pgsnapc->seq > snapc->seq) {
- dout("page snapc %p %lld > oldest %p %lld\n",
+ if (pgsnapc != snapc) {
+ dout("page snapc %p %lld != oldest %p %lld\n",
pgsnapc, pgsnapc->seq, snapc, snapc->seq);
unlock_page(page);
continue;
pgsnapc, pgsnapc->seq, snapc, snapc->seq);
unlock_page(page);
continue;