syscall.s revision 2
2N/A * The contents of this file are subject to the terms of the 2N/A * Common Development and Distribution License (the "License"). 2N/A * You may not use this file except in compliance with the License. 2N/A * See the License for the specific language governing permissions 2N/A * and limitations under the License. 2N/A * When distributing Covered Code, include this CDDL HEADER in each 2N/A * If applicable, add the following below this CDDL HEADER, with the 2N/A * fields enclosed by brackets "[]" replaced with your own identifying 2N/A * information: Portions Copyright [yyyy] [name of copyright owner] 2N/A * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 2N/A * Use is subject to license terms. 2N/A * On x86, the implementation of the two are the same, the only 2N/A * difference being that _syscall6 is not an exported symbol. 2N/A * On x86, the implementation of the two are the same, the only 2N/A * difference being that __systemcall6 is not an exported symbol. 2N/A * WARNING WARNING WARNING: 2N/A * The int $T_SYSCALL instruction below is needed by /proc when it scans a 2N/A * controlled process's text for a syscall instruction. It must be present in 2N/A * all libc variants because /proc cannot use an optimized syscall instruction 2N/A * to enter the kernel; optimized syscalls could be disabled by private LDT use. 2N/A * We must leave at least one int $T_SYSCALLINT in the text for /proc to find 2N/A * (see the Pscantext() routine).