| kern_rwlock.c (154941) | kern_rwlock.c (154973) |
|---|---|
| 1/*- 2 * Copyright (c) 2006 John Baldwin <jhb@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Machine independent bits of reader/writer lock implementation. 32 */ 33 34#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2006 John Baldwin <jhb@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Machine independent bits of reader/writer lock implementation. 32 */ 33 34#include <sys/cdefs.h> |
| 35__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 154941 2006-01-27 23:13:26Z jhb $"); | 35__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 154973 2006-01-29 02:35:22Z mlaier $"); |
| 36 37#include "opt_ddb.h" 38 39#include <sys/param.h> 40#include <sys/ktr.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/proc.h> --- 512 unchanged lines hidden (view full) --- 556 struct thread *td; 557 558 rw = (struct rwlock *)lock; 559 560 db_printf(" state: "); 561 if (rw->rw_lock == RW_UNLOCKED) 562 db_printf("UNLOCKED\n"); 563 else if (rw->rw_lock & RW_LOCK_READ) | 36 37#include "opt_ddb.h" 38 39#include <sys/param.h> 40#include <sys/ktr.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/proc.h> --- 512 unchanged lines hidden (view full) --- 556 struct thread *td; 557 558 rw = (struct rwlock *)lock; 559 560 db_printf(" state: "); 561 if (rw->rw_lock == RW_UNLOCKED) 562 db_printf("UNLOCKED\n"); 563 else if (rw->rw_lock & RW_LOCK_READ) |
| 564 db_printf("RLOCK: %d locks\n", RW_READERS(rw->rw_lock)); | 564 db_printf("RLOCK: %jd locks\n", 565 (intmax_t)(RW_READERS(rw->rw_lock))); |
| 565 else { 566 td = rw_owner(rw); 567 db_printf("WLOCK: %p (tid %d, pid %d, \"%s\")\n", td, 568 td->td_tid, td->td_proc->p_pid, td->td_proc->p_comm); 569 } 570 db_printf(" waiters: "); 571 switch (rw->rw_lock & (RW_LOCK_READ_WAITERS | RW_LOCK_WRITE_WAITERS)) { 572 case RW_LOCK_READ_WAITERS: --- 15 unchanged lines hidden --- | 566 else { 567 td = rw_owner(rw); 568 db_printf("WLOCK: %p (tid %d, pid %d, \"%s\")\n", td, 569 td->td_tid, td->td_proc->p_pid, td->td_proc->p_comm); 570 } 571 db_printf(" waiters: "); 572 switch (rw->rw_lock & (RW_LOCK_READ_WAITERS | RW_LOCK_WRITE_WAITERS)) { 573 case RW_LOCK_READ_WAITERS: --- 15 unchanged lines hidden --- |