117 lines
2.9 KiB
C
117 lines
2.9 KiB
C
/* $NetBSD: rf_shutdown.c,v 1.18 2005/02/27 00:27:45 perry Exp $ */
|
|
/*
|
|
* rf_shutdown.c
|
|
*/
|
|
/*
|
|
* Copyright (c) 1996 Carnegie-Mellon University.
|
|
* All rights reserved.
|
|
*
|
|
* Author: Jim Zelenka
|
|
*
|
|
* Permission to use, copy, modify and distribute this software and
|
|
* its documentation is hereby granted, provided that both the copyright
|
|
* notice and this permission notice appear in all copies of the
|
|
* software, derivative works or modified versions, and any portions
|
|
* thereof, and that both notices appear in supporting documentation.
|
|
*
|
|
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
|
|
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
|
|
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
|
|
*
|
|
* Carnegie Mellon requests users of this software to return to
|
|
*
|
|
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
|
|
* School of Computer Science
|
|
* Carnegie Mellon University
|
|
* Pittsburgh PA 15213-3890
|
|
*
|
|
* any improvements or extensions that they make and grant Carnegie the
|
|
* rights to redistribute these changes.
|
|
*/
|
|
/*
|
|
* Maintain lists of cleanup functions. Also, mechanisms for coordinating
|
|
* thread startup and shutdown.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: rf_shutdown.c,v 1.18 2005/02/27 00:27:45 perry Exp $");
|
|
|
|
#include <dev/raidframe/raidframevar.h>
|
|
|
|
#include "rf_archs.h"
|
|
#include "rf_shutdown.h"
|
|
#include "rf_debugMem.h"
|
|
|
|
|
|
#ifndef RF_DEBUG_SHUTDOWN
|
|
#define RF_DEBUG_SHUTDOWN 0
|
|
#endif
|
|
|
|
static void rf_FreeShutdownEnt(RF_ShutdownList_t *);
|
|
|
|
static void
|
|
rf_FreeShutdownEnt(RF_ShutdownList_t *ent)
|
|
{
|
|
FREE(ent, M_RAIDFRAME);
|
|
}
|
|
|
|
#if RF_DEBUG_SHUTDOWN
|
|
void
|
|
_rf_ShutdownCreate(RF_ShutdownList_t **listp, void (*cleanup)(void *arg),
|
|
void *arg, char *file, int line)
|
|
#else
|
|
void
|
|
_rf_ShutdownCreate(RF_ShutdownList_t **listp, void (*cleanup)(void *arg),
|
|
void *arg)
|
|
#endif
|
|
{
|
|
RF_ShutdownList_t *ent;
|
|
|
|
/*
|
|
* Have to directly allocate memory here, since we start up before
|
|
* and shutdown after RAIDframe internal allocation system.
|
|
*/
|
|
/* ent = (RF_ShutdownList_t *) malloc(sizeof(RF_ShutdownList_t),
|
|
M_RAIDFRAME, M_WAITOK); */
|
|
ent = (RF_ShutdownList_t *) malloc(sizeof(RF_ShutdownList_t),
|
|
M_RAIDFRAME, M_WAITOK);
|
|
ent->cleanup = cleanup;
|
|
ent->arg = arg;
|
|
#if RF_DEBUG_SHUTDOWN
|
|
ent->file = file;
|
|
ent->line = line;
|
|
#endif
|
|
ent->next = *listp;
|
|
*listp = ent;
|
|
}
|
|
|
|
void
|
|
rf_ShutdownList(RF_ShutdownList_t **list)
|
|
{
|
|
RF_ShutdownList_t *r, *next;
|
|
#if RF_DEBUG_SHUTDOWN
|
|
char *file;
|
|
int line;
|
|
#endif
|
|
|
|
for (r = *list; r; r = next) {
|
|
next = r->next;
|
|
#if RF_DEBUG_SHUTDOWN
|
|
file = r->file;
|
|
line = r->line;
|
|
|
|
if (rf_shutdownDebug) {
|
|
printf("call shutdown, created %s:%d\n", file, line);
|
|
}
|
|
#endif
|
|
r->cleanup(r->arg);
|
|
#if RF_DEBUG_SHUTDOWN
|
|
if (rf_shutdownDebug) {
|
|
printf("completed shutdown, created %s:%d\n", file, line);
|
|
}
|
|
#endif
|
|
rf_FreeShutdownEnt(r);
|
|
}
|
|
*list = NULL;
|
|
}
|