| /titanic_41/usr/src/lib/libast/common/vmalloc/ |
| H A D | vmprivate.c | 4 * Copyright (c) 1985-2010 AT&T Intellectual Property *
30 static char* Version = "\n@(#)$Id: Vmalloc (AT&T Research) 2010-01-01 $\0\n";
34 ** Written by Kiem-Phong Vo, kpv@research.att.com, 01/16/94.
51 reg Vmdata_t* vd = vm->data;
52 reg Vmemory_f memoryf = vm->disc->memoryf;
53 reg Vmexcept_f exceptf = vm->disc->exceptf;
58 if(!_Vmtrace && vm == Vmheap && (vd->mode&VM_TRUST) )
62 if(vd->incr <= 0) /* this is just _Vmheap on the first call */
63 vd->incr = VMHEAPINCR;
69 if((size = ROUND(s,vd->incr)) < s)
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| /titanic_41/usr/src/uts/sparc/sys/ |
| H A D | machlock.h | 57 typedef lock_t disp_lock_t; /* dispatcher lock type */
60 * SPIN_LOCK() macro indicates whether lock is implemented as a spin lock or
66 * Macro to control loops which spin on a lock and then check state
68 * that if true indicates its a good time to get the scheduler lock and
69 * check the state of the current owner of the lock.
94 * - CLOCK_LEVEL must be less than or equal to LOCK_LEVEL
95 * - LOCK_LEVEL must be less than DISP_LEVEL
96 * - DISP_LEVEL should be as close to LOCK_LEVEL as possible
106 #define HIGH_LEVELS (PIL_MAX - LOCK_LEVEL)
111 * The mutex and semaphore code depends on being able to represent a lock
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| /titanic_41/usr/src/uts/intel/sys/ |
| H A D | machlock.h | 61 typedef lock_t disp_lock_t; /* dispatcher lock type */
64 * SPIN_LOCK() macro indicates whether lock is implemented as a spin lock or
70 * Macro to control loops which spin on a lock and then check state
72 * that if true indicates its a good time to get the scheduler lock and
73 * check the state of the current owner of the lock.
100 * - CLOCK_LEVEL must be less than or equal to LOCK_LEVEL
101 * - LOCK_LEVEL must be less than DISP_LEVEL
102 * - DISP_LEVEL should be as close to LOCK_LEVEL as possible
115 #define HIGH_LEVELS (PIL_MAX - LOCK_LEVEL)
119 * high-level PILs. It should equal:
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| /titanic_41/usr/src/uts/common/fs/smbclnt/smbfs/ |
| H A D | smbfs_rwlock.c | 32 * A homegrown reader/writer lock implementation. It addresses
56 * Only can return non-zero if intr != 0.
62 mutex_enter(&l->lock); in smbfs_rw_enter_sig()
68 if (l->owner == curthread) { in smbfs_rw_enter_sig()
69 /* lock is held for writing by current thread */ in smbfs_rw_enter_sig()
71 l->count--; in smbfs_rw_enter_sig()
79 while (l->count < 0 || l->waiters > 0) { in smbfs_rw_enter_sig()
84 lwp->lwp_nostop++; in smbfs_rw_enter_sig()
85 if (!cv_wait_sig(&l->cv, &l->lock)) { in smbfs_rw_enter_sig()
87 lwp->lwp_nostop--; in smbfs_rw_enter_sig()
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| /titanic_41/usr/src/lib/gss_mechs/mech_krb5/krb5/rcache/ |
| H A D | rc_file.c | 10 * This file of the Kerberos V5 software is derived from public-domain code
41 struct file_data *t = (struct file_data *)id->data; in rc_store()
46 rephash = hash(rep, t->hsize); in rc_store()
54 if (alive(context, rep, t->lifespan, time) == CMP_EXPIRED){ in rc_store()
58 for (ta = t->h[rephash]; ta; ta = ta->nh) { in rc_store()
59 switch(cmp(&ta->rep, rep)) in rc_store()
64 if (alive(context, &ta->rep, t->lifespan, time) == CMP_EXPIRED) in rc_store()
65 t->nummisses++; in rc_store()
67 t->numhits++; in rc_store()
76 ta->rep = *rep; in rc_store()
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| /titanic_41/usr/src/man/man2/ |
| H A D | read.2 | 8 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
15 read, readv, pread, preadv \- read from file
66 No data transfer will occur past the current end-of-file. If the starting
67 position is at or after the end-of-file, \fB0\fR will be returned. If the file
69 is implementation-dependent.
73 set (see \fBchmod\fR(2)), and there is a write lock owned by another process on
87 blocking record lock is removed.
97 indicate end-of-file.
166 portion of a regular file prior to the end-of-file has not been written,
181 value returned may be less than \fInbyte\fR if the number of bytes left in the
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| H A D | write.2 | 8 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
15 write, pwrite, writev, pwritev\- write on a file
84 is set (see \fBchmod\fR(2)), and there is a record lock owned by another
107 reaching a limit. A \fBwrite()\fR of 512-bytes returns 20. The next
108 \fBwrite()\fR of a non-zero number of bytes gives a failure return (except as
155 Write requests of \fB{PIPE_BUF}\fR bytes or less are guaranteed not to be
223 and the minimum value is non-zero, \fBwrite()\fR fails and sets \fBerrno\fR to
224 \fBERANGE\fR. Writing a zero-length buffer (\fInbyte\fR is zero) to a streams
226 zero-length buffer to a pipe or FIFO sends no message and zero is returned.
228 zero-length messages to be sent across the pipe or FIFO (see
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| /titanic_41/usr/src/uts/common/fs/smbsrv/ |
| H A D | smb_read.c | 50 * may be less than the count requested only if a read specifies bytes
54 * length response is generated. A count returned which is less than the
67 sr->arg.rw = param; in smb_pre_read()
69 rc = smbsr_decode_vwv(sr, "wwlw", &sr->smb_fid, in smb_pre_read()
72 param->rw_offset = (uint64_t)off_low; in smb_pre_read()
73 param->rw_count = (uint32_t)count; in smb_pre_read()
74 param->rw_mincnt = 0; in smb_pre_read()
86 smb_rw_param_t *, sr->arg.rw); in smb_post_read()
88 kmem_free(sr->arg.rw, sizeof (smb_rw_param_t)); in smb_post_read()
94 smb_rw_param_t *param = sr->arg.rw; in smb_com_read()
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| /titanic_41/usr/src/uts/sun4/sys/ |
| H A D | clock.h | 81 * Locking strategy for high-resolution timing services
88 * To minimize lock contention and cache thrashing we employ the
90 * on an acquisition-counting mutex, described below; readers (common)
91 * execute in parallel with no synchronization at all -- they don't
93 * readers just examine the writer lock's value before and after loading
98 * The writer lock, hres_lock, is a 32-bit integer consisting of an
99 * 8-bit lock and a 24-bit acquisition count. To acquire the lock we
100 * set the lock field with ldstub, which sets the low-order 8 bits to
101 * 0xff; to clear the lock, we increment it, which simultaneously clears
102 * the lock field (0xff --> 0x00) and increments the acquisition count
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| /titanic_41/usr/src/man/man3c/ |
| H A D | pthread_rwlock_timedwrlock.3c | 6 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
13 pthread_rwlock_timedwrlock, pthread_rwlock_reltimedwrlock_np \- lock a
14 read-write lock for writing
18 cc \fB-mt\fR [ \fIflag\fR... ] \fIfile\fR... [ \fIlibrary\fR... ]
35 The \fBpthread_rwlock_timedwrlock()\fR function applies a write lock to the
36 read-write lock referenced by \fIrwlock\fR as in the
37 \fBpthread_rwlock_wrlock\fR(3C) function. If the lock cannot be acquired
38 without waiting for other threads to unlock the lock, this wait will be
56 Under no circumstances does either function fail with a timeout if the lock can
58 not be checked if the lock can be immediately acquired.
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| H A D | pthread_rwlock_timedrdlock.3c | 6 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
13 pthread_rwlock_timedrdlock, pthread_rwlock_reltimedrdlock_np \- lock a
14 read-write lock for reading
18 cc \fB-mt\fR [ \fIflag\fR... ] \fIfile\fR... [ \fIlibrary\fR... ]
35 The \fBpthread_rwlock_timedrdlock()\fR function applies a read lock to the
36 read-write lock referenced by \fIrwlock\fR as in the
37 \fBpthread_rwlock_rdlock\fR(3C) function. If the lock cannot be acquired
38 without waiting for other threads to unlock the lock, this wait will be
56 Under no circumstances does either function fail with a timeout if the lock can
58 checked if the lock can be immediately acquired.
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| H A D | lockf.3c | 5 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
12 lockf \- record locking on files
26 \fBchmod\fR(2)). Calls to \fBlockf()\fR from other threads that attempt to lock
45 #define F_LOCK 1 /* lock section for exclusive use */
46 #define F_TLOCK 2 /* test & lock section for exclusive use */
57 \fBF_TEST\fR is used to detect if a lock by another process is present on the
58 specified section. \fBF_LOCK\fR and \fBF_TLOCK\fR both lock a section of a file
69 any future end-of-file). An area need not be allocated to the file in order to
70 be locked as such locks may exist past the end-of-file.
102 An \fBF_ULOCK\fR request in which \fIsize\fR is non-zero and the offset of the
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| H A D | sem_timedwait.3c | 6 …formation Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifica…
13 sem_timedwait, sem_reltimedwait_np \- lock a semaphore
70 the calling process successfully performed the semaphore lock operation on the
72 the semaphore is be unchanged and the function returns -1 and sets \fBerrno\fR
95 nanoseconds field value less than zero or greater than or equal to 1,000
145 MT-Level MT-Safe
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| /titanic_41/usr/src/cmd/lvm/md_monitord/ |
| H A D | md_monitord.c | 38 /* levels less than DEBUG_LEVEL_FORK */
47 #define DAEMON_LOCK_FILE "/etc/lvm/.mdmonitord.lock"
67 "usage: mdmonitord [-d <debug_level>] [-t poll time]\n" in usage()
71 "with a debug_level less than %d.\n"), DEBUG_LEVEL_FORK); in usage()
72 exit(-1); in usage()
117 * Use an advisory lock to ensure that only one daemon process is
123 struct flock lock; in check_daemon_lock() local
125 monitord_print(1, gettext("check_daemon_lock: lock file = %s\n"), in check_daemon_lock()
130 monitord_print(0, "open(%s) - %s\n", daemon_lock_file, in check_daemon_lock()
132 monitord_exit(-1); in check_daemon_lock()
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| /titanic_41/usr/src/uts/common/rpc/sec/ |
| H A D | svcauthdes.c | 36 * svcauth_des.c, server-side des authentication
40 * (2) The timestamp plus the window is less than the current time.
41 * (3) The timestamp is not less than the one previously
85 #define HASH(key) ((key) & (authdes_cachesz - 1))
99 kmutex_t lock; /* cache entry lock */ member
104 static kmutex_t authdes_lock; /* cache table lock */
166 area = (struct area *)rqst->rq_clntcred; in _svcauth_des()
167 cred = (struct authdes_cred *)&area->area_cred; in _svcauth_des()
173 ixdr = (int32_t *)msg->rm_call.cb_cred.oa_base; in _svcauth_des()
174 cred->adc_namekind = IXDR_GET_ENUM(ixdr, enum authdes_namekind); in _svcauth_des()
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| /titanic_41/usr/src/man/man9f/ |
| H A D | ddi_periodic_add.9f | 9 ddi_periodic_add \- request periodic function invocation
60 If the value is greater than zero, but less than or equal to ten, the callback
64 This value must be in range of 0-10, which can be either an integer literal, a
65 pre-defined macro (\fBDDI_IPL_0\fR, ... , \fBDDI_IPL_10\fR), or the
84 \fBddi_periodic_add()\fR returns the non-zero opaque value
111 mutex_enter(&statep->lock);
115 mutex_exit(&statep->lock);
123 mutex_init(&statep->lock, NULL, MUTEX_DRIVER, DDI_IPL_0);
129 statep->periodic_id = ddi_periodic_add(my_periodic_func,
148 mutex_enter(&statep->lock);
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| /titanic_41/usr/src/uts/common/io/audio/impl/ |
| H A D | audio_output.c | 22 * Copyright (C) 4Front Technologies 1996-2008.
42 int nch = eng->e_nchan; \
43 uint_t hidx = eng->e_hidx; \
44 TYPE *out = (void *)eng->e_data; \
51 int incr = eng->e_chincr[ch]; \
54 op = out + eng->e_choffs[ch] + (hidx * incr); \
55 ip = eng->e_chbufs[ch]; \
67 } while (--i); \
88 int nchan = eng->e_nchan; in auimpl_output_limiter()
89 uint_t fragfr = eng->e_fragfr; in auimpl_output_limiter()
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| /titanic_41/usr/src/lib/libmail/common/ |
| H A D | maillock.c | 43 static char *lockext = ".lock"; /* Lock suffix for mailname */
44 static char curlock[PATHSIZE]; /* Last used name of lock */
46 static time_t locktime; /* time lock file was touched */
50 * Lock the specified mail file by setting the file mailfile.lock.
51 * We must, of course, be careful to remove the lock file by a call
53 * the lock exists, and if it does, to check its modify time. If it
65 char locktmp[PATHSIZE]; /* Usable lock temporary */ in maillock()
88 return (-1); in maillock()
96 * of the lock file, rather than with the current in maillock()
99 * ours. If the lock file is less than 5 minutes in maillock()
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| /titanic_41/usr/src/uts/sparc/v9/ml/ |
| H A D | lock_prim.s | 80 * MEMORY BARRIERS -- see atomic.h for full descriptions.
144 * - returns non-zero on success.
145 * - doesn't block interrupts so don't use this to spin on a lock.
146 * - uses "0xFF is busy, anything else is free" model.
148 * ulock_try() is for a lock in the user address space.
200 ldstub [%o0], %o1 ! try to set lock, get value in %o1
213 ldstub [%o0], %o1 ! try to set lock, get value in %o1
246 ldstuba [%o0]ASI_USER, %o1 ! try to set lock, get value in %o1
247 xor %o1, 0xff, %o0 ! delay - return non-zero if success
255 stba %g0, [%o0]ASI_USER ! clear lock
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| /titanic_41/usr/src/cmd/sendmail/db/include/ |
| H A D | mp.h | 1 /*-
38 * region lock to provide mutual exclusion while reading/modifying all of
39 * the data structures, including the buffer headers. We use a per-buffer
40 * header lock to wait on buffer I/O. The order of locking is as follows:
43 * Acquire the region lock.
47 * Release the region lock.
51 * Request the buffer lock.
53 * Acquire the buffer lock.
54 * Release the buffer lock.
55 * Acquire the region lock.
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| H A D | btree.h | 1 /*-
66 #define __BT_LPUT(dbc, lock) \ argument
67 (F_ISSET((dbc)->dbp, DB_AM_LOCKING) ? \
68 lock_put((dbc)->dbp->dbenv->lk_info, lock) : 0)
69 #define __BT_TLPUT(dbc, lock) \ argument
70 (F_ISSET((dbc)->dbp, DB_AM_LOCKING) && (dbc)->txn == NULL ? \
71 lock_put((dbc)->dbp->dbenv->lk_info, lock) : 0)
76 * Note, internal page searches must find the largest record less than key in
95 #define S_PARENT 0x00800 /* Lock page pair. */
100 * return an entry one past end-of-page.
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| /titanic_41/usr/src/uts/common/io/cxgbe/t4nex/ |
| H A D | adapter.h | 15 * Copyright (C) 2011-2013 Chelsio Communications. All rights reserved.
78 #define IS_DOOMED(pi) (pi->flags & DOOMED)
79 #define SET_DOOMED(pi) do { pi->flags |= DOOMED; } while (0)
80 #define IS_BUSY(sc) (sc->flags & CXGBE_BUSY)
81 #define SET_BUSY(sc) do { sc->flags |= CXGBE_BUSY; } while (0)
82 #define CLR_BUSY(sc) do { sc->flags &= ~CXGBE_BUSY; } while (0)
87 kmutex_t lock; member
216 kmutex_t lock; member
239 #define FL_RUNNING_LOW(fl) (fl->cap - fl->needed <= fl->lowat)
240 #define FL_NOT_RUNNING_LOW(fl) (fl->cap - fl->needed >= 2 * fl->lowat)
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| /titanic_41/usr/src/man/man1m/ |
| H A D | growfs.1m | 9 growfs \- non-destructively expand a UFS file system
13 \fB/usr/sbin/growfs\fR [\fB-M\fR \fImount-point\fR] [\fInewfs-options\fR]
14 [\fIraw-device\fR]
20 \fBgrowfs\fR non-destructively expands a mounted or unmounted UNIX file system
29 \fBgrowfs\fR will ``write-lock'' (see \fBlockfs\fR(1M)) a mounted file system
30 when expanding. The length of time the file system is write-locked can be
33 using the \fB-s\fR option to specify the total size of the new file system at
34 each stage. The argument for \fB-s\fR is the number of sectors, and must be a
36 cylinder size of less than 2 is specified. Refer to the \fBnewfs\fR(1M) man
60 \fB\fB-M\fR \fImount-point\fR\fR
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| /titanic_41/usr/src/uts/common/io/bnxe/577xx/drivers/common/include/l4/ |
| H A D | mm_l4if.h | 2 * mm_l4if.h - L4 mm interface
13 #define mm_acquire_tcp_lock(_pdev, con) LOCK()
16 #define MM_ACQUIRE_TOE_LOCK(_pdev) LOCK()
19 #define MM_ACQUIRE_TOE_GRQ_LOCK(_pdev, idx) LOCK()
22 #define MM_ACQUIRE_TOE_GRQ_LOCK_DPC(_pdev, idx) LOCK()
102 DbgMessage(pdev, INFORMl4, "Acquiring tcp lock for con %p\n", tcp_con); in mm_acquire_tcp_lock()
109 DbgMessage(pdev, INFORMl4, "Releasing tcp lock for con %p\n", tcp_con); in mm_release_tcp_lock()
112 #define MM_ACQUIRE_TOE_LOCK(_pdev) DbgMessage(pdev, INFORMl4, "Acquiring global toe lock\n…
113 #define MM_RELEASE_TOE_LOCK(_pdev) DbgMessage(pdev, INFORMl4, "Releasing global toe lock\n…
114 … MM_ACQUIRE_TOE_GRQ_LOCK(_pdev, idx) DbgMessage(pdev, INFORMl4, "Acquiring global toe grq lock\n");
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| /titanic_41/usr/src/uts/common/io/mr_sas/ |
| H A D | ld_pd_map.h | 5 * Copyright (c) 2008-2012, LSI Logic Corporation.
24 /* raid->write_mode; raid->read_ahead; dcmd->state */
66 MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES - 1];
76 U16 timeoutValue; /* 0x02 -0x03 */
79 U16 ldTargetId; /* 0x06 - 0x07 */
80 U64 regLockRowLBA; /* 0x08 - 0x0F */
81 U32 regLockLength; /* 0x10 - 0x13 */
82 U16 nextLMId; /* 0x14 - 0x15 */
88 U16 configSeqNum; /* 0x1A -0x1B */
90 U8 resvd2[3]; /* 0x1D-0x1f */
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