1434 		struct ceph_cap_snap *capsnap;  in __prep_cap()  local
1435 		list_for_each_entry_reverse(capsnap, &ci->i_cap_snaps, ci_item) {  in __prep_cap()
1436 			if (capsnap->cap_flush.tid)  in __prep_cap()
1438 			if (capsnap->need_flush) {  in __prep_cap()
1477 				    struct ceph_cap_snap *capsnap,  in __send_flush_snap()  argument
1490 	arg.follows = capsnap->follows;  in __send_flush_snap()
1491 	arg.flush_tid = capsnap->cap_flush.tid;  in __send_flush_snap()
1494 	arg.size = capsnap->size;  in __send_flush_snap()
1496 	arg.xattr_version = capsnap->xattr_version;  in __send_flush_snap()
1497 	arg.xattr_buf = capsnap->xattr_blob;  in __send_flush_snap()
1500 	arg.atime = capsnap->atime;  in __send_flush_snap()
1501 	arg.mtime = capsnap->mtime;  in __send_flush_snap()
1502 	arg.ctime = capsnap->ctime;  in __send_flush_snap()
1503 	arg.btime = capsnap->btime;  in __send_flush_snap()
1504 	arg.change_attr = capsnap->change_attr;  in __send_flush_snap()
1507 	arg.caps = capsnap->issued;  in __send_flush_snap()
1509 	arg.dirty = capsnap->dirty;  in __send_flush_snap()
1514 	arg.time_warp_seq = capsnap->time_warp_seq;  in __send_flush_snap()
1516 	arg.uid = capsnap->uid;  in __send_flush_snap()
1517 	arg.gid = capsnap->gid;  in __send_flush_snap()
1518 	arg.mode = capsnap->mode;  in __send_flush_snap()
1520 	arg.inline_data = capsnap->inline_data;  in __send_flush_snap()
1545 	struct ceph_cap_snap *capsnap;  in __ceph_flush_snaps()  local
1551 	list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in __ceph_flush_snaps()
1556 		if (capsnap->dirty_pages || capsnap->writing)  in __ceph_flush_snaps()
1560 		BUG_ON(!capsnap->need_flush);  in __ceph_flush_snaps()
1563 		if (capsnap->cap_flush.tid > 0) {  in __ceph_flush_snaps()
1564 			dout(" already flushed %p, skipping\n", capsnap);  in __ceph_flush_snaps()
1569 		capsnap->cap_flush.tid = ++mdsc->last_cap_flush_tid;  in __ceph_flush_snaps()
1570 		list_add_tail(&capsnap->cap_flush.g_list,  in __ceph_flush_snaps()
1580 		list_add_tail(&capsnap->cap_flush.i_list,  in __ceph_flush_snaps()
1584 			first_tid = capsnap->cap_flush.tid;  in __ceph_flush_snaps()
1585 		last_tid = capsnap->cap_flush.tid;  in __ceph_flush_snaps()
1613 		capsnap = container_of(cf, struct ceph_cap_snap, cap_flush);  in __ceph_flush_snaps()
1614 		refcount_inc(&capsnap->nref);  in __ceph_flush_snaps()
1618 		     inode, capsnap, cf->tid, ceph_cap_string(capsnap->dirty));  in __ceph_flush_snaps()
1620 		ret = __send_flush_snap(inode, session, capsnap, cap->mseq,  in __ceph_flush_snaps()
1625 				ceph_vinop(inode), cf->tid, capsnap->follows);  in __ceph_flush_snaps()
1628 		ceph_put_cap_snap(capsnap);  in __ceph_flush_snaps()
2537 			struct ceph_cap_snap *capsnap =  in __kick_flushing_caps()  local
2541 			     inode, capsnap, cf->tid,  in __kick_flushing_caps()
2542 			     ceph_cap_string(capsnap->dirty));  in __kick_flushing_caps()
2544 			refcount_inc(&capsnap->nref);  in __kick_flushing_caps()
2547 			ret = __send_flush_snap(inode, session, capsnap, cap->mseq,  in __kick_flushing_caps()
2554 					capsnap->follows);  in __kick_flushing_caps()
2557 			ceph_put_cap_snap(capsnap);  in __kick_flushing_caps()
3090 				  struct ceph_cap_snap *capsnap)  in ceph_try_drop_cap_snap()  argument
3092 	if (!capsnap->need_flush &&  in ceph_try_drop_cap_snap()
3093 	    !capsnap->writing && !capsnap->dirty_pages) {  in ceph_try_drop_cap_snap()
3095 		     capsnap, capsnap->follows);  in ceph_try_drop_cap_snap()
3096 		BUG_ON(capsnap->cap_flush.tid > 0);  in ceph_try_drop_cap_snap()
3097 		ceph_put_snap_context(capsnap->context);  in ceph_try_drop_cap_snap()
3098 		if (!list_is_last(&capsnap->ci_item, &ci->i_cap_snaps))  in ceph_try_drop_cap_snap()
3101 		list_del(&capsnap->ci_item);  in ceph_try_drop_cap_snap()
3102 		ceph_put_cap_snap(capsnap);  in ceph_try_drop_cap_snap()
3147 				struct ceph_cap_snap *capsnap =  in __ceph_put_cap_refs()  local
3151 				capsnap->writing = 0;  in __ceph_put_cap_refs()
3152 				if (ceph_try_drop_cap_snap(ci, capsnap))  in __ceph_put_cap_refs()
3154 				else if (__ceph_finish_cap_snap(ci, capsnap))  in __ceph_put_cap_refs()
3207 	struct ceph_cap_snap *capsnap = NULL;  in ceph_put_wrbuffer_cap_refs()  local
3237 		list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in ceph_put_wrbuffer_cap_refs()
3238 			if (capsnap->context == snapc) {  in ceph_put_wrbuffer_cap_refs()
3253 		capsnap->dirty_pages -= nr;  in ceph_put_wrbuffer_cap_refs()
3254 		if (capsnap->dirty_pages == 0) {  in ceph_put_wrbuffer_cap_refs()
3256 			if (!capsnap->writing) {  in ceph_put_wrbuffer_cap_refs()
3257 				if (ceph_try_drop_cap_snap(ci, capsnap)) {  in ceph_put_wrbuffer_cap_refs()
3267 		     inode, capsnap, capsnap->context->seq,  in ceph_put_wrbuffer_cap_refs()
3268 		     ci->i_wrbuffer_ref+nr, capsnap->dirty_pages + nr,  in ceph_put_wrbuffer_cap_refs()
3269 		     ci->i_wrbuffer_ref, capsnap->dirty_pages,  in ceph_put_wrbuffer_cap_refs()
3740 void __ceph_remove_capsnap(struct inode *inode, struct ceph_cap_snap *capsnap,  in __ceph_remove_capsnap()  argument
3749 	dout("removing capsnap %p, inode %p ci %p\n", capsnap, inode, ci);  in __ceph_remove_capsnap()
3751 	list_del_init(&capsnap->ci_item);  in __ceph_remove_capsnap()
3752 	ret = __detach_cap_flush_from_ci(ci, &capsnap->cap_flush);  in __ceph_remove_capsnap()
3760 	ret = __detach_cap_flush_from_mdsc(mdsc, &capsnap->cap_flush);  in __ceph_remove_capsnap()
3766 void ceph_remove_capsnap(struct inode *inode, struct ceph_cap_snap *capsnap,  in ceph_remove_capsnap()  argument
3773 	WARN_ON_ONCE(capsnap->dirty_pages || capsnap->writing);  in ceph_remove_capsnap()
3774 	__ceph_remove_capsnap(inode, capsnap, wake_ci, wake_mdsc);  in ceph_remove_capsnap()
3790 	struct ceph_cap_snap *capsnap;  in handle_cap_flushsnap_ack()  local
3799 	list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {  in handle_cap_flushsnap_ack()
3800 		if (capsnap->follows == follows) {  in handle_cap_flushsnap_ack()
3801 			if (capsnap->cap_flush.tid != flush_tid) {  in handle_cap_flushsnap_ack()
3803 				     " %lld\n", capsnap, follows,  in handle_cap_flushsnap_ack()
3804 				     flush_tid, capsnap->cap_flush.tid);  in handle_cap_flushsnap_ack()
3811 			     capsnap, capsnap->follows);  in handle_cap_flushsnap_ack()
3815 		ceph_remove_capsnap(inode, capsnap, &wake_ci, &wake_mdsc);  in handle_cap_flushsnap_ack()
3819 		ceph_put_snap_context(capsnap->context);  in handle_cap_flushsnap_ack()
3820 		ceph_put_cap_snap(capsnap);  in handle_cap_flushsnap_ack()