long writeback_stat;
u64 truncate_size;
u32 truncate_seq;
- int err = 0, len = PAGE_SIZE;
+ int err, len = PAGE_SIZE;
dout("writepage %p idx %lu\n", page, page->index);
snapc = page_snap_context(page);
if (snapc == NULL) {
dout("writepage %p page %p not dirty?\n", inode, page);
- goto out;
+ return 0;
}
oldest = get_oldest_context(inode, &snap_size,
&truncate_size, &truncate_seq);
WARN_ON(!(current->flags & PF_MEMALLOC));
ceph_put_snap_context(oldest);
redirty_page_for_writepage(wbc, page);
- goto out;
+ return 0;
}
ceph_put_snap_context(oldest);
/* is this a partial page at end of file? */
if (page_off >= snap_size) {
dout("%p page eof %llu\n", page, snap_size);
- goto out;
+ return 0;
}
+
if (snap_size < page_off + len)
len = snap_size - page_off;
dout("writepage interrupted page %p\n", page);
redirty_page_for_writepage(wbc, page);
end_page_writeback(page);
- goto out;
+ return err;
}
dout("writepage setting page/mapping error %d %p\n",
err, page);
end_page_writeback(page);
ceph_put_wrbuffer_cap_refs(ci, 1, snapc);
ceph_put_snap_context(snapc); /* page's reference */
-out:
return err;
}