1427 		struct ceph_cap_snap *capsnap;  in __prep_cap()  local
1428 		list_for_each_entry_reverse(capsnap, &ci->i_cap_snaps, ci_item) {  in __prep_cap()
1429 			if (capsnap->cap_flush.tid)  in __prep_cap()
1431 			if (capsnap->need_flush) {  in __prep_cap()
1470 				    struct ceph_cap_snap *capsnap,  in __send_flush_snap()  argument
1483 	arg.follows = capsnap->follows;  in __send_flush_snap()
1484 	arg.flush_tid = capsnap->cap_flush.tid;  in __send_flush_snap()
1487 	arg.size = capsnap->size;  in __send_flush_snap()
1489 	arg.xattr_version = capsnap->xattr_version;  in __send_flush_snap()
1490 	arg.xattr_buf = capsnap->xattr_blob;  in __send_flush_snap()
1493 	arg.atime = capsnap->atime;  in __send_flush_snap()
1494 	arg.mtime = capsnap->mtime;  in __send_flush_snap()
1495 	arg.ctime = capsnap->ctime;  in __send_flush_snap()
1496 	arg.btime = capsnap->btime;  in __send_flush_snap()
1497 	arg.change_attr = capsnap->change_attr;  in __send_flush_snap()
1500 	arg.caps = capsnap->issued;  in __send_flush_snap()
1502 	arg.dirty = capsnap->dirty;  in __send_flush_snap()
1507 	arg.time_warp_seq = capsnap->time_warp_seq;  in __send_flush_snap()
1509 	arg.uid = capsnap->uid;  in __send_flush_snap()
1510 	arg.gid = capsnap->gid;  in __send_flush_snap()
1511 	arg.mode = capsnap->mode;  in __send_flush_snap()
1513 	arg.inline_data = capsnap->inline_data;  in __send_flush_snap()
1538 	struct ceph_cap_snap *capsnap;  in __ceph_flush_snaps()  local
1544 	list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in __ceph_flush_snaps()
1549 		if (capsnap->dirty_pages || capsnap->writing)  in __ceph_flush_snaps()
1553 		BUG_ON(!capsnap->need_flush);  in __ceph_flush_snaps()
1556 		if (capsnap->cap_flush.tid > 0) {  in __ceph_flush_snaps()
1557 			dout(" already flushed %p, skipping\n", capsnap);  in __ceph_flush_snaps()
1562 		capsnap->cap_flush.tid = ++mdsc->last_cap_flush_tid;  in __ceph_flush_snaps()
1563 		list_add_tail(&capsnap->cap_flush.g_list,  in __ceph_flush_snaps()
1573 		list_add_tail(&capsnap->cap_flush.i_list,  in __ceph_flush_snaps()
1577 			first_tid = capsnap->cap_flush.tid;  in __ceph_flush_snaps()
1578 		last_tid = capsnap->cap_flush.tid;  in __ceph_flush_snaps()
1606 		capsnap = container_of(cf, struct ceph_cap_snap, cap_flush);  in __ceph_flush_snaps()
1607 		refcount_inc(&capsnap->nref);  in __ceph_flush_snaps()
1611 		     inode, capsnap, cf->tid, ceph_cap_string(capsnap->dirty));  in __ceph_flush_snaps()
1613 		ret = __send_flush_snap(inode, session, capsnap, cap->mseq,  in __ceph_flush_snaps()
1618 				ceph_vinop(inode), cf->tid, capsnap->follows);  in __ceph_flush_snaps()
1621 		ceph_put_cap_snap(capsnap);  in __ceph_flush_snaps()
2451 			struct ceph_cap_snap *capsnap =  in __kick_flushing_caps()  local
2455 			     inode, capsnap, cf->tid,  in __kick_flushing_caps()
2456 			     ceph_cap_string(capsnap->dirty));  in __kick_flushing_caps()
2458 			refcount_inc(&capsnap->nref);  in __kick_flushing_caps()
2461 			ret = __send_flush_snap(inode, session, capsnap, cap->mseq,  in __kick_flushing_caps()
2468 					capsnap->follows);  in __kick_flushing_caps()
2471 			ceph_put_cap_snap(capsnap);  in __kick_flushing_caps()
3004 				  struct ceph_cap_snap *capsnap)  in ceph_try_drop_cap_snap()  argument
3006 	if (!capsnap->need_flush &&  in ceph_try_drop_cap_snap()
3007 	    !capsnap->writing && !capsnap->dirty_pages) {  in ceph_try_drop_cap_snap()
3009 		     capsnap, capsnap->follows);  in ceph_try_drop_cap_snap()
3010 		BUG_ON(capsnap->cap_flush.tid > 0);  in ceph_try_drop_cap_snap()
3011 		ceph_put_snap_context(capsnap->context);  in ceph_try_drop_cap_snap()
3012 		if (!list_is_last(&capsnap->ci_item, &ci->i_cap_snaps))  in ceph_try_drop_cap_snap()
3015 		list_del(&capsnap->ci_item);  in ceph_try_drop_cap_snap()
3016 		ceph_put_cap_snap(capsnap);  in ceph_try_drop_cap_snap()
3061 				struct ceph_cap_snap *capsnap =  in __ceph_put_cap_refs()  local
3065 				capsnap->writing = 0;  in __ceph_put_cap_refs()
3066 				if (ceph_try_drop_cap_snap(ci, capsnap))  in __ceph_put_cap_refs()
3068 				else if (__ceph_finish_cap_snap(ci, capsnap))  in __ceph_put_cap_refs()
3119 	struct ceph_cap_snap *capsnap = NULL;  in ceph_put_wrbuffer_cap_refs()  local
3149 		list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in ceph_put_wrbuffer_cap_refs()
3150 			if (capsnap->context == snapc) {  in ceph_put_wrbuffer_cap_refs()
3156 		capsnap->dirty_pages -= nr;  in ceph_put_wrbuffer_cap_refs()
3157 		if (capsnap->dirty_pages == 0) {  in ceph_put_wrbuffer_cap_refs()
3159 			if (!capsnap->writing) {  in ceph_put_wrbuffer_cap_refs()
3160 				if (ceph_try_drop_cap_snap(ci, capsnap)) {  in ceph_put_wrbuffer_cap_refs()
3170 		     inode, capsnap, capsnap->context->seq,  in ceph_put_wrbuffer_cap_refs()
3171 		     ci->i_wrbuffer_ref+nr, capsnap->dirty_pages + nr,  in ceph_put_wrbuffer_cap_refs()
3172 		     ci->i_wrbuffer_ref, capsnap->dirty_pages,  in ceph_put_wrbuffer_cap_refs()
3655 	struct ceph_cap_snap *capsnap;  in handle_cap_flushsnap_ack()  local
3664 	list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in handle_cap_flushsnap_ack()
3665 		if (capsnap->follows == follows) {  in handle_cap_flushsnap_ack()
3666 			if (capsnap->cap_flush.tid != flush_tid) {  in handle_cap_flushsnap_ack()
3668 				     " %lld\n", capsnap, follows,  in handle_cap_flushsnap_ack()
3669 				     flush_tid, capsnap->cap_flush.tid);  in handle_cap_flushsnap_ack()
3676 			     capsnap, capsnap->follows);  in handle_cap_flushsnap_ack()
3680 		WARN_ON(capsnap->dirty_pages || capsnap->writing);  in handle_cap_flushsnap_ack()
3682 		     inode, capsnap, follows);  in handle_cap_flushsnap_ack()
3683 		list_del(&capsnap->ci_item);  in handle_cap_flushsnap_ack()
3684 		wake_ci |= __detach_cap_flush_from_ci(ci, &capsnap->cap_flush);  in handle_cap_flushsnap_ack()
3692 							  &capsnap->cap_flush);  in handle_cap_flushsnap_ack()
3697 		ceph_put_snap_context(capsnap->context);  in handle_cap_flushsnap_ack()
3698 		ceph_put_cap_snap(capsnap);  in handle_cap_flushsnap_ack()