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/* $NetBSD: rf_callback.c,v 1.25 2021/07/23 00:54:45 oster Exp $ */
/*
* Copyright (c) 1995 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.
*/
/*****************************************************************************
*
* callback.c -- code to manipulate callback descriptor
*
****************************************************************************/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: rf_callback.c,v 1.25 2021/07/23 00:54:45 oster Exp $");
#include <dev/raidframe/raidframevar.h>
#include <sys/pool.h>
#include "rf_archs.h"
#include "rf_threadstuff.h"
#include "rf_callback.h"
#include "rf_debugMem.h"
#include "rf_general.h"
#include "rf_shutdown.h"
#include "rf_netbsd.h"
#include "rf_raid.h"
#define RF_MAX_FREE_CALLBACK 64
#define RF_MIN_FREE_CALLBACK 32
static void rf_ShutdownCallback(void *);
static void
rf_ShutdownCallback(void *arg)
{
RF_Raid_t *raidPtr;
raidPtr = (RF_Raid_t *) arg;
pool_destroy(&raidPtr->pools.callbackf);
pool_destroy(&raidPtr->pools.callbackv);
}
int
rf_ConfigureCallback(RF_ShutdownList_t **listp, RF_Raid_t *raidPtr,
RF_Config_t *cfgPtr)
{
rf_pool_init(raidPtr, raidPtr->poolNames.callbackf, &raidPtr->pools.callbackf, sizeof(RF_CallbackFuncDesc_t),
"callbackf", RF_MIN_FREE_CALLBACK, RF_MAX_FREE_CALLBACK);
rf_pool_init(raidPtr, raidPtr->poolNames.callbackv, &raidPtr->pools.callbackv, sizeof(RF_CallbackValueDesc_t),
"callbackv", RF_MIN_FREE_CALLBACK, RF_MAX_FREE_CALLBACK);
rf_ShutdownCreate(listp, rf_ShutdownCallback, raidPtr);
return (0);
}
RF_CallbackFuncDesc_t *
rf_AllocCallbackFuncDesc(RF_Raid_t *raidPtr)
{
return pool_get(&raidPtr->pools.callbackf, PR_WAITOK);
}
void
rf_FreeCallbackFuncDesc(RF_Raid_t *raidPtr, RF_CallbackFuncDesc_t *p)
{
pool_put(&raidPtr->pools.callbackf, p);
}
RF_CallbackValueDesc_t *
rf_AllocCallbackValueDesc(RF_Raid_t *raidPtr)
{
return pool_get(&raidPtr->pools.callbackv, PR_WAITOK);
}
void
rf_FreeCallbackValueDesc(RF_Raid_t *raidPtr, RF_CallbackValueDesc_t *p)
{
pool_put(&raidPtr->pools.callbackv, p);
}
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