2342 	return (ctx->switch_log->head - ctx->switch_log->tail) %  in spufs_switch_log_used()
2360 	if (ctx->switch_log) {  in spufs_switch_log_open()
2365 	ctx->switch_log = kmalloc(struct_size(ctx->switch_log, log,  in spufs_switch_log_open()
2368 	if (!ctx->switch_log) {  in spufs_switch_log_open()
2373 	ctx->switch_log->head = ctx->switch_log->tail = 0;  in spufs_switch_log_open()
2374 	init_waitqueue_head(&ctx->switch_log->wait);  in spufs_switch_log_open()
2391 	kfree(ctx->switch_log);  in spufs_switch_log_release()
2392 	ctx->switch_log = NULL;  in spufs_switch_log_release()
2402 	p = ctx->switch_log->log + ctx->switch_log->tail % SWITCH_LOG_BUFSIZE;  in switch_log_sprint()
2447 				error = spufs_wait(ctx->switch_log->wait,  in spufs_switch_log_read()
2465 			ctx->switch_log->tail =  in spufs_switch_log_read()
2466 				(ctx->switch_log->tail + 1) %  in spufs_switch_log_read()
2491 	poll_wait(file, &ctx->switch_log->wait, wait);  in spufs_switch_log_poll()
2521 	if (!ctx->switch_log)  in spu_switch_log_notify()
2527 		p = ctx->switch_log->log + ctx->switch_log->head;  in spu_switch_log_notify()
2534 		ctx->switch_log->head =  in spu_switch_log_notify()
2535 			(ctx->switch_log->head + 1) % SWITCH_LOG_BUFSIZE;  in spu_switch_log_notify()
2538 	wake_up(&ctx->switch_log->wait);  in spu_switch_log_notify()