diff options
Diffstat (limited to 'usr/src/uts/common/sys/squeue.h')
| -rw-r--r-- | usr/src/uts/common/sys/squeue.h | 53 |
1 files changed, 30 insertions, 23 deletions
diff --git a/usr/src/uts/common/sys/squeue.h b/usr/src/uts/common/sys/squeue.h index 64e52ba808..ec09b3a88b 100644 --- a/usr/src/uts/common/sys/squeue.h +++ b/usr/src/uts/common/sys/squeue.h @@ -2,9 +2,8 @@ * CDDL HEADER START * * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. @@ -20,15 +19,13 @@ * CDDL HEADER END */ /* - * Copyright 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_SQUEUE_H #define _SYS_SQUEUE_H -#pragma ident "%Z%%M% %I% %E% SMI" - #ifdef __cplusplus extern "C" { #endif @@ -47,7 +44,30 @@ typedef struct squeue_s squeue_t; (mp)->b_prev = (mblk_t *)(arg); \ } -#define GET_SQUEUE(mp) ((conn_t *)((mp)->b_prev))->conn_sqp +#define GET_SQUEUE(mp) ((conn_t *)((mp)->b_prev))->conn_sqp + +#define SQ_FILL 0x0001 +#define SQ_NODRAIN 0x0002 +#define SQ_PROCESS 0x0004 + +#define SQUEUE_ENTER(sqp, head, tail, cnt, flag, tag) { \ + sqp->sq_enter(sqp, head, tail, cnt, flag, tag); \ +} + +#define SQUEUE_ENTER_ONE(sqp, mp, proc, arg, flag, tag) { \ + ASSERT(mp->b_next == NULL); \ + ASSERT(mp->b_prev == NULL); \ + SET_SQUEUE(mp, proc, arg); \ + SQUEUE_ENTER(sqp, mp, mp, 1, flag, tag); \ +} + +/* + * May be called only by a thread executing in the squeue. The thread must + * not continue to execute any code needing squeue protection after calling + * this macro. Please see the comments in squeue.c for more details. + */ +#define SQUEUE_SWITCH(connp, new_sqp) \ + (connp)->conn_sqp = new_sqp; /* * Facility-special private data in squeues. @@ -57,26 +77,13 @@ typedef enum { SQPRIVATE_MAX } sqprivate_t; -typedef void (*sqproc_t)(void *, mblk_t *, void *); - extern void squeue_init(void); -extern squeue_t *squeue_create(char *, processorid_t, clock_t, pri_t); +extern squeue_t *squeue_create(clock_t, pri_t); extern void squeue_bind(squeue_t *, processorid_t); extern void squeue_unbind(squeue_t *); -extern void squeue_enter_chain(squeue_t *, mblk_t *, mblk_t *, - uint32_t, uint8_t); -extern void squeue_enter(squeue_t *, mblk_t *, sqproc_t, void *, uint8_t); -extern void squeue_enter_nodrain(squeue_t *, mblk_t *, sqproc_t, void *, - uint8_t); -extern void squeue_fill(squeue_t *, mblk_t *, sqproc_t, void *, uint8_t); +extern void squeue_enter(squeue_t *, mblk_t *, mblk_t *, + uint32_t, int, uint8_t); extern uintptr_t *squeue_getprivate(squeue_t *, sqprivate_t); -extern processorid_t squeue_binding(squeue_t *); - -extern void squeue_profile_reset(squeue_t *); -extern void squeue_profile_enable(squeue_t *); -extern void squeue_profile_disable(squeue_t *); -extern void squeue_profile_stop(void); -extern void squeue_profile_start(void); #ifdef __cplusplus } |