| dtrace_ioctl.c (184698) | dtrace_ioctl.c (211608) |
|---|---|
| 1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE --- 4 unchanged lines hidden (view full) --- 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 * | 1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE --- 4 unchanged lines hidden (view full) --- 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 * |
| 21 * $FreeBSD: head/sys/cddl/dev/dtrace/dtrace_ioctl.c 184698 2008-11-05 19:39:11Z rodrigc $ | 21 * $FreeBSD: head/sys/cddl/dev/dtrace/dtrace_ioctl.c 211608 2010-08-22 10:53:32Z rpaulo $ |
| 22 * 23 */ 24 25static int dtrace_verbose_ioctl; 26SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW, &dtrace_verbose_ioctl, 0, ""); 27 28#define DTRACE_IOCTL_PRINTF(fmt, ...) if (dtrace_verbose_ioctl) printf(fmt, ## __VA_ARGS__ ) 29 | 22 * 23 */ 24 25static int dtrace_verbose_ioctl; 26SYSCTL_INT(_debug_dtrace, OID_AUTO, verbose_ioctl, CTLFLAG_RW, &dtrace_verbose_ioctl, 0, ""); 27 28#define DTRACE_IOCTL_PRINTF(fmt, ...) if (dtrace_verbose_ioctl) printf(fmt, ## __VA_ARGS__ ) 29 |
| 30static int 31dtrace_ioctl_helper(struct cdev *dev, u_long cmd, caddr_t addr, int flags, 32 struct thread *td) 33{ 34 int rval; 35 dof_helper_t *dhp = NULL; 36 dof_hdr_t *dof = NULL; 37 38 switch (cmd) { 39 case DTRACEHIOC_ADDDOF: 40 dhp = (dof_helper_t *)addr; 41 /* XXX all because dofhp_dof is 64 bit */ 42#ifdef __i386 43 addr = (caddr_t)(uint32_t)dhp->dofhp_dof; 44#else 45 addr = (caddr_t)dhp->dofhp_dof; 46#endif 47 /* FALLTHROUGH */ 48 case DTRACEHIOC_ADD: 49 dof = dtrace_dof_copyin((intptr_t)addr, &rval); 50 51 if (dof == NULL) 52 return (rval); 53 54 mutex_enter(&dtrace_lock); 55 if ((rval = dtrace_helper_slurp((dof_hdr_t *)dof, dhp)) != -1) { 56 if (dhp) { 57 dhp->gen = rval; 58 copyout(dhp, addr, sizeof(*dhp)); 59 } 60 rval = 0; 61 } else { 62 rval = EINVAL; 63 } 64 mutex_exit(&dtrace_lock); 65 return (rval); 66 case DTRACEHIOC_REMOVE: 67 mutex_enter(&dtrace_lock); 68 rval = dtrace_helper_destroygen((int)*addr); 69 mutex_exit(&dtrace_lock); 70 71 return (rval); 72 default: 73 break; 74 } 75 76 return (ENOTTY); 77} 78 |
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| 30/* ARGSUSED */ 31static int 32dtrace_ioctl(struct cdev *dev, u_long cmd, caddr_t addr, 33 int flags __unused, struct thread *td) 34{ 35#if __FreeBSD_version < 800039 36 dtrace_state_t *state = dev->si_drv1; 37#else --- 745 unchanged lines hidden --- | 79/* ARGSUSED */ 80static int 81dtrace_ioctl(struct cdev *dev, u_long cmd, caddr_t addr, 82 int flags __unused, struct thread *td) 83{ 84#if __FreeBSD_version < 800039 85 dtrace_state_t *state = dev->si_drv1; 86#else --- 745 unchanged lines hidden --- |