fs/ceph/caps.c

35  * mtime), note its dirty state in the ceph_cap, and asynchronously
540  * indicating we should send a cap message to flush dirty metadata
1088 		/* we want EXCL if dirty data */
1242 	int			op, caps, wanted, dirty;
1264 	      "%s %llx %llx caps %s wanted %s dirty %s seq %u/%u"
1269 	      ceph_cap_string(arg->dirty), arg->seq, arg->issue_seq,
1287 	fc->dirty = cpu_to_le32(arg->dirty);
1430 	 * dirty pages _before_ allowing sync writes to avoid reordering.
1470 	arg->dirty = flushing;
1545 			      ceph_vinop(inode), ceph_cap_string(arg->dirty),
1591 	arg.dirty = capsnap->dirty;
1621  * When a snapshot is taken, clients accumulate dirty metadata on
1624  * asynchronously back to the MDS once sync writes complete and dirty
1646 		 * we need to wait for sync writes to complete and for dirty
1713 		      ceph_cap_string(capsnap->dirty));
1791  * Mark caps dirty.  If inode is newly dirty, return the dirty flags.
1803 	int dirty = 0;
1815 	doutc(cl, "%p %llx.%llx %s dirty %s -> %s\n", inode,
1830 		doutc(cl, "%p %llx.%llx now dirty snapc %p auth cap %p\n",
1839 			dirty |= I_DIRTY_SYNC;
1847 		dirty |= I_DIRTY_DATASYNC;
1849 	return dirty;
1916  * Add dirty inode to the flushing list.  Assigned a seq number so we
1943 	doutc(cl, "%p %llx.%llx now !dirty\n", inode, ceph_vinop(inode));
2017  *  CHECK_CAPS_FLUSH - we should flush any dirty caps immediately, without
2099 	doutc(cl, "%p %llx.%llx file_want %s used %s dirty %s "
2117 	    !(ci->i_wb_ref || ci->i_wrbuffer_ref) &&   /* no dirty pages... */
2171 			 * must wait for the BDI's delayed work to flush the dirty
2198 		/* flush anything dirty? */
2201 				doutc(cl, "flushing dirty caps\n");
2284  * Try to flush dirty caps back to the auth mds.
2488 	int dirty;
2501 	dirty = try_flush_caps(inode, &flush_tid);
2502 	doutc(cl, "dirty caps are %s\n", ceph_cap_string(dirty));
2511 	if (!err && (dirty & ~CEPH_CAP_ANY_FILE_WR)) {
2529  * Flush any dirty caps back to the mds.  If we aren't asked to wait,
2540 	int dirty;
2549 		dirty = try_flush_caps(inode, &flush_tid);
2550 		if (dirty)
2627 			      ceph_cap_string(capsnap->dirty));
3335  * Release @nr WRBUFFER refs on dirty pages for the given @snapc snap
3336  * context.  Adjust per-snap dirty page accounting as appropriate.
3337  * Once all dirty data for a cap_snap is flushed, flush snapped file
3496 	int used, wanted, dirty;
3524 	 * If CACHE is being revoked, and we have no dirty buffers,
3525 	 * try to invalidate (once).  (If there are dirty buffers, we
3674 	dirty = __ceph_caps_dirty(ci);
3675 	doutc(cl, " my wanted = %s, used = %s, dirty %s\n",
3677 	      ceph_cap_string(dirty));
3816 	int dirty = le32_to_cpu(m->dirty);
3840 			 * This is a later one. Any caps in it are still dirty
3851 	      ceph_cap_string(dirty), ceph_cap_string(cleaned),
4027 	int dirty = __ceph_caps_dirty(ci);
4033 	issued |= implemented | dirty;
4639 		 * Make sure too many dirty caps or general
4653  * Flush all dirty caps to the mds
4820 	int used, dirty;
4825 	dirty = __ceph_caps_dirty(ci);
4827 	doutc(cl, "%p %llx.%llx mds%d used|dirty %s drop %s unless %s\n",
4828 	      inode, ceph_vinop(inode), mds, ceph_cap_string(used|dirty),
4832 	drop &= ~(used | dirty);
5023 				" dropping dirty %s state for %p %llx.%llx\n",
5032 				" dropping dirty+flushing %s state for %p %llx.%llx\n",