231 	struct rb_node *node = NULL, *sibling, *tmp1, *tmp2;  in ____rb_erase_color()  local
241 		sibling = parent->rb_right;  in ____rb_erase_color()
242 		if (node != sibling) {	/* node == parent->rb_left */  in ____rb_erase_color()
243 			if (rb_is_red(sibling)) {  in ____rb_erase_color()
253 				tmp1 = sibling->rb_left;  in ____rb_erase_color()
255 				WRITE_ONCE(sibling->rb_left, parent);  in ____rb_erase_color()
257 				__rb_rotate_set_parents(parent, sibling, root,  in ____rb_erase_color()
259 				augment_rotate(parent, sibling);  in ____rb_erase_color()
260 				sibling = tmp1;  in ____rb_erase_color()
262 			tmp1 = sibling->rb_right;  in ____rb_erase_color()
264 				tmp2 = sibling->rb_left;  in ____rb_erase_color()
281 					rb_set_parent_color(sibling, parent,  in ____rb_erase_color()
306 				WRITE_ONCE(sibling->rb_left, tmp1);  in ____rb_erase_color()
307 				WRITE_ONCE(tmp2->rb_right, sibling);  in ____rb_erase_color()
310 					rb_set_parent_color(tmp1, sibling,  in ____rb_erase_color()
312 				augment_rotate(sibling, tmp2);  in ____rb_erase_color()
313 				tmp1 = sibling;  in ____rb_erase_color()
314 				sibling = tmp2;  in ____rb_erase_color()
328 			tmp2 = sibling->rb_left;  in ____rb_erase_color()
330 			WRITE_ONCE(sibling->rb_left, parent);  in ____rb_erase_color()
331 			rb_set_parent_color(tmp1, sibling, RB_BLACK);  in ____rb_erase_color()
334 			__rb_rotate_set_parents(parent, sibling, root,  in ____rb_erase_color()
336 			augment_rotate(parent, sibling);  in ____rb_erase_color()
339 			sibling = parent->rb_left;  in ____rb_erase_color()
340 			if (rb_is_red(sibling)) {  in ____rb_erase_color()
342 				tmp1 = sibling->rb_right;  in ____rb_erase_color()
344 				WRITE_ONCE(sibling->rb_right, parent);  in ____rb_erase_color()
346 				__rb_rotate_set_parents(parent, sibling, root,  in ____rb_erase_color()
348 				augment_rotate(parent, sibling);  in ____rb_erase_color()
349 				sibling = tmp1;  in ____rb_erase_color()
351 			tmp1 = sibling->rb_left;  in ____rb_erase_color()
353 				tmp2 = sibling->rb_right;  in ____rb_erase_color()
356 					rb_set_parent_color(sibling, parent,  in ____rb_erase_color()
370 				WRITE_ONCE(sibling->rb_right, tmp1);  in ____rb_erase_color()
371 				WRITE_ONCE(tmp2->rb_left, sibling);  in ____rb_erase_color()
374 					rb_set_parent_color(tmp1, sibling,  in ____rb_erase_color()
376 				augment_rotate(sibling, tmp2);  in ____rb_erase_color()
377 				tmp1 = sibling;  in ____rb_erase_color()
378 				sibling = tmp2;  in ____rb_erase_color()
381 			tmp2 = sibling->rb_right;  in ____rb_erase_color()
383 			WRITE_ONCE(sibling->rb_right, parent);  in ____rb_erase_color()
384 			rb_set_parent_color(tmp1, sibling, RB_BLACK);  in ____rb_erase_color()
387 			__rb_rotate_set_parents(parent, sibling, root,  in ____rb_erase_color()
389 			augment_rotate(parent, sibling);  in ____rb_erase_color()