2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
11 * afs_init.c - initialize AFS client.
16 #include <afsconfig.h>
17 #include "afs/param.h"
21 #include "afs/sysincludes.h" /* Standard vendor system headers */
22 #include "afsincludes.h" /* Afs-based standard headers */
23 #include "afs/afs_stats.h" /* afs statistics */
24 #include "rx/rxstat.h"
25 #if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_HAS_CRED)
26 #include <linux/cred.h>
29 #define FSINT_COMMON_XG
30 #include "afs/afscbint.h"
32 /* Exported variables */
33 struct osi_dev cacheDev; /*Cache device */
34 afs_int32 cacheInfoModTime; /*Last time cache info modified */
35 #if defined(AFS_OSF_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_FBSD_ENV)
36 struct mount *afs_cacheVfsp = 0;
37 #elif defined(AFS_LINUX20_ENV)
38 struct super_block *afs_cacheSBp = 0;
40 struct vfs *afs_cacheVfsp = 0;
42 afs_rwlock_t afs_puttofileLock; /* not used */
43 char *afs_sysname = 0; /* So that superuser may change the
44 * local value of @sys */
45 char *afs_sysnamelist[MAXNUMSYSNAMES]; /* For support of a list of sysname */
46 int afs_sysnamecount = 0;
47 int afs_sysnamegen = 0;
48 struct volume *Initialafs_freeVolList;
49 int afs_memvolumes = 0;
50 #if defined(AFS_XBSD_ENV)
51 static struct vnode *volumeVnode;
53 #if defined(AFS_DISCON_ENV)
54 afs_rwlock_t afs_discon_lock;
55 extern afs_rwlock_t afs_disconDirtyLock;
57 #if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_HAS_CRED)
58 const struct cred *cache_creds;
61 /* This is the kernel side of the dynamic vcache setting */
62 #ifdef AFS_MAXVCOUNT_ENV
63 int afsd_dynamic_vcaches = 0; /* Enable dynamic-vcache support */
67 * Initialization order is important. Must first call afs_CacheInit,
68 * then cache file and volume file initialization routines. Next, the
69 * individual cache entry initialization routines are called.
79 * astatSize : The number of stat cache (vnode) entries to
81 * afiles : The number of disk files to allocate to the cache
82 * ablocks : The max number of 1 Kbyte blocks that all of
83 * the files in the cache may occupy.
84 * aDentries : Number of dcache entries to allocate.
85 * aVolumes : Number of volume cache entries to allocate.
86 * achunk : Power of 2 to make the chunks.
87 * aflags : Flags passed in.
88 * inodes : max inodes to pin down in inode[]
89 * users : what should size of per-user access cache be?
92 * This routine should only be called at initialization time, since
93 * it reclaims no resources and doesn't sufficiently synchronize
94 * with other processes.
97 struct cm_initparams cm_initParams;
98 static int afs_cacheinit_flag = 0;
100 afs_CacheInit(afs_int32 astatSize, afs_int32 afiles, afs_int32 ablocks,
101 afs_int32 aDentries, afs_int32 aVolumes, afs_int32 achunk,
102 afs_int32 aflags, afs_int32 ninodes, afs_int32 nusers, afs_int32 dynamic_vcaches)
104 register afs_int32 i;
105 register struct volume *tv;
107 AFS_STATCNT(afs_CacheInit);
109 * Jot down the epoch time, namely when this incarnation of the
110 * Cache Manager started.
112 afs_stats_cmperf.epoch = pag_epoch = osi_Time();
114 afs_stats_cmperf.sysName_ID = SYS_NAME_ID;
116 afs_stats_cmperf.sysName_ID = SYS_NAME_ID_UNDEFINED;
117 #endif /* SYS_NAME_ID */
119 #ifdef AFS_MAXVCOUNT_ENV
120 afsd_dynamic_vcaches = dynamic_vcaches;
121 printf("%s dynamically allocated vcaches\n",
122 ( afsd_dynamic_vcaches ? "enabling" : "disabling" ));
125 printf("Starting AFS cache scan...");
126 if (afs_cacheinit_flag)
128 afs_cacheinit_flag = 1;
129 cacheInfoModTime = 0;
134 LOCK_INIT(&afs_ftf, "afs_ftf");
135 AFS_RWLOCK_INIT(&afs_xaxs, "afs_xaxs");
136 #ifdef AFS_DISCON_ENV
137 AFS_RWLOCK_INIT(&afs_discon_lock, "afs_discon_lock");
138 AFS_RWLOCK_INIT(&afs_disconDirtyLock, "afs_disconDirtyLock");
139 QInit(&afs_disconDirty);
140 QInit(&afs_disconShadow);
145 * create volume list structure
149 else if (aVolumes > 32767)
152 tv = (struct volume *)afs_osi_Alloc(aVolumes * sizeof(struct volume));
153 for (i = 0; i < aVolumes - 1; i++)
154 tv[i].next = &tv[i + 1];
155 tv[aVolumes - 1].next = NULL;
156 afs_freeVolList = Initialafs_freeVolList = tv;
157 afs_memvolumes = aVolumes;
159 afs_cacheFiles = afiles;
160 afs_cacheStats = astatSize;
161 afs_vcacheInit(astatSize);
162 afs_dcacheInit(afiles, ablocks, aDentries, achunk, aflags);
163 #if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_HAS_CRED)
165 * Save current credentials for later access to disk cache files.
166 * If selinux, apparmor or other security modules are enabled,
167 * they might deny access to cache files if the userspace process
168 * is restricted. Save the credentials used at cache initialisation
169 * for later use when opening cache files.
171 cache_creds = get_current_cred();
173 #ifdef AFS_64BIT_CLIENT
174 #ifdef AFS_VM_RDWR_ENV
175 afs_vmMappingEnd = AFS_CHUNKBASE(0x7fffffff);
176 #endif /* AFS_VM_RDWR_ENV */
177 #endif /* AFS_64BIT_CLIENT */
179 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX51_ENV)
181 static void afs_procsize_init(void);
187 /* Save the initialization parameters for later pioctl queries. */
188 cm_initParams.cmi_version = CMI_VERSION;
189 cm_initParams.cmi_nChunkFiles = afiles;
190 cm_initParams.cmi_nStatCaches = astatSize;
191 cm_initParams.cmi_nDataCaches = aDentries;
192 cm_initParams.cmi_nVolumeCaches = aVolumes;
193 cm_initParams.cmi_firstChunkSize = AFS_FIRSTCSIZE;
194 cm_initParams.cmi_otherChunkSize = AFS_OTHERCSIZE;
195 cm_initParams.cmi_cacheSize = afs_cacheBlocks;
196 cm_initParams.cmi_setTime = afs_setTime;
197 cm_initParams.cmi_memCache = (aflags & AFSCALL_INIT_MEMCACHE) ? 1 : 0;
205 * afs_ComputeCacheParams
208 * Set some cache parameters.
215 afs_ComputeCacheParms(void)
217 register afs_int32 i;
218 afs_int32 afs_maxCacheDirty;
221 * Don't allow more than 2/3 of the files in the cache to be dirty.
223 afs_maxCacheDirty = (2 * afs_cacheFiles) / 3;
226 * Also, don't allow more than 2/3 of the total space get filled
227 * with dirty chunks. Compute the total number of chunks required
228 * to fill the cache, make sure we don't set out limit above 2/3 of
229 * that. If the cache size is greater than 1G, avoid overflow at
230 * the expense of precision on the chunk size.
232 if (afs_cacheBlocks & 0xffe00000) {
233 i = afs_cacheBlocks / (AFS_FIRSTCSIZE >> 10);
235 i = (afs_cacheBlocks << 10) / AFS_FIRSTCSIZE;
238 if (afs_maxCacheDirty > i)
239 afs_maxCacheDirty = i;
240 if (afs_maxCacheDirty < 1)
241 afs_maxCacheDirty = 1;
242 afs_stats_cmperf.cacheMaxDirtyChunks = afs_maxCacheDirty;
243 } /*afs_ComputeCacheParms */
247 * afs_LookupInodeByPath
249 * Look up inode given a file name.
250 * Optionally return the vnode too.
251 * If the vnode is not returned, we rele it.
254 afs_LookupInodeByPath(char *filename, afs_ufs_dcache_id_t *inode, struct vnode **fvpp)
258 #if defined(AFS_LINUX22_ENV)
260 code = gop_lookupname(filename, AFS_UIOSYS, 0, &dp);
263 osi_get_fh(dp, inode);
266 struct vnode *filevp;
267 code = gop_lookupname(filename, AFS_UIOSYS, 0, &filevp);
270 *inode = afs_vnodeToInumber(filevp);
282 afs_InitCellInfo(char *afile)
284 afs_dcache_id_t inode;
287 #ifdef AFS_CACHE_VNODE_PATH
288 inode.ufs = AFS_CACHE_CELLS_INODE;
290 code = afs_LookupInodeByPath(afile, &inode.ufs, NULL);
292 return afs_cellname_init(&inode, code);
299 * Set up the volume info storage file.
302 * afile : the file to be declared to be the volume info storage
303 * file for AFS. It must be already truncated to 0 length.
306 * This function is called only during initialization.
308 * WARNING: Data will be written to this file over time by AFS.
312 afs_InitVolumeInfo(char *afile)
315 struct osi_file *tfile;
317 AFS_STATCNT(afs_InitVolumeInfo);
318 #if defined(AFS_XBSD_ENV)
320 * On Open/Free/NetBSD, we can get into big trouble if we don't hold the volume file
321 * vnode. SetupVolume holds afs_xvolume lock exclusive.
322 * SetupVolume->GetVolSlot->UFSGetVolSlot->{GetVolCache or WriteVolCache}
323 * ->osi_UFSOpen->VFS_VGET()->ffs_vget->getnewvnode->vgone on some vnode.
324 * If it's AFS, then ->vclean->afs_nbsd_reclaim->FlushVCache->QueueVCB->
325 * GetVolume->FindVolume-> waits on afs_xvolume lock !
327 * In general, anything that's called with afs_xvolume locked must not
328 * end up calling getnewvnode(). The only cases I've found so far
329 * are things which try to get the volumeInode, and since we keep
332 code = afs_LookupInodeByPath(afile, &volumeInode.ufs, &volumeVnode);
333 #elif defined(AFS_CACHE_VNODE_PATH)
334 volumeInode.ufs = AFS_CACHE_VOLUME_INODE;
336 code = afs_LookupInodeByPath(afile, &volumeInode.ufs, NULL);
340 tfile = afs_CFileOpen(&volumeInode);
341 afs_CFileTruncate(tfile, 0);
342 afs_CFileClose(tfile);
350 * Set up the given file as the AFS cache info file.
353 * afile : Name of the file assumed to be the cache info file
354 * for the Cache Manager; it will be used as such.
355 * Side Effects: This sets afs_fragsize, which is used in the cache usage
356 * calculations such as in afs_adjustsize()
359 * This function is called only during initialization. The given
360 * file should NOT be truncated to 0 lenght; its contents descrebe
361 * what data is really in the cache.
363 * WARNING: data will be written to this file over time by AFS.
365 * NOTE: Starting to use separate osi_InitCacheInfo() routines to clean up
370 afs_InitCacheInfo(register char *afile)
372 register afs_int32 code;
373 struct osi_stat tstat;
374 register struct osi_file *tfile;
375 struct afs_fheader theader;
376 #ifndef AFS_LINUX22_ENV
377 struct vnode *filevp;
381 AFS_STATCNT(afs_InitCacheInfo);
382 if (cacheDiskType != AFS_FCACHE_TYPE_UFS)
383 osi_Panic("afs_InitCacheInfo --- called for non-ufs cache!");
384 #ifdef AFS_LINUX22_ENV
385 code = osi_InitCacheInfo(afile);
389 code = gop_lookupname(afile, AFS_UIOSYS, 0, &filevp);
393 #if defined(AFS_SUN56_ENV)
395 #elif defined(AFS_HPUX102_ENV)
397 #elif defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV) ||defined(AFS_HPUX100_ENV)
399 #elif defined(AFS_DUX40_ENV)
401 #elif defined(AFS_DARWIN80_ENV)
407 #if defined(AFS_SGI_ENV)
409 VFS_STATVFS(filevp->v_vfsp, &st, NULL, code);
412 if (!VFS_STATFS(filevp->v_vfsp, &st, NULL))
413 #endif /* AFS_SGI65_ENV */
414 #elif defined(AFS_SUN5_ENV) || defined(AFS_HPUX100_ENV)
415 if (!VFS_STATVFS(filevp->v_vfsp, &st))
416 #elif defined(AFS_OSF_ENV)
418 VFS_STATFS(filevp->v_vfsp, code);
420 st = filevp->v_vfsp->m_stat;
422 #elif defined(AFS_AIX41_ENV)
423 if (!VFS_STATFS(filevp->v_vfsp, &st, &afs_osi_cred))
424 #elif defined(AFS_LINUX20_ENV)
429 VFS_STATFS(filevp->v_vfsp, &st);
432 #elif defined(AFS_DARWIN80_ENV)
433 afs_cacheVfsp = vnode_mount(filevp);
434 if (afs_cacheVfsp && ((st = *(vfs_statfs(afs_cacheVfsp))),1))
435 #elif defined(AFS_DARWIN_ENV)
436 if (!VFS_STATFS(filevp->v_mount, &st, current_proc()))
437 #elif defined(AFS_FBSD50_ENV)
438 if (!VFS_STATFS(filevp->v_mount, &st, curthread))
439 #elif defined(AFS_XBSD_ENV)
440 if (!VFS_STATFS(filevp->v_mount, &st, curproc))
442 if (!VFS_STATFS(filevp->v_vfsp, &st))
444 #if defined(AFS_SUN5_ENV) || defined(AFS_HPUX100_ENV)
445 if (strcmp("zfs", st.f_basetype) == 0) {
447 * Files in ZFS can take up to around the next
448 * recordsize boundary after being truncated. recordsize
449 * is reported in statvfs by f_bsize, so use that
452 afs_fsfragsize = st.f_bsize - 1;
454 afs_fsfragsize = st.f_frsize - 1;
457 afs_fsfragsize = st.f_bsize - 1;
460 #if defined(AFS_LINUX20_ENV)
461 cacheInode.ufs = filevp->i_ino;
462 afs_cacheSBp = filevp->i_sb;
463 #elif defined(AFS_XBSD_ENV)
464 cacheInode.ufs = VTOI(filevp)->i_number;
465 cacheDev.mp = filevp->v_mount;
466 cacheDev.held_vnode = filevp;
467 vref(filevp); /* Make sure mount point stays busy. XXX */
468 #if !defined(AFS_OBSD_ENV)
469 afs_cacheVfsp = filevp->v_vfsp;
472 #if defined(AFS_SGI62_ENV) || defined(AFS_HAVE_VXFS) || defined(AFS_DARWIN_ENV)
473 afs_InitDualFSCacheOps(filevp);
475 #ifndef AFS_CACHE_VNODE_PATH
476 #ifndef AFS_DARWIN80_ENV
477 afs_cacheVfsp = filevp->v_vfsp;
479 cacheInode.ufs = afs_vnodeToInumber(filevp);
481 cacheInode.ufs = AFS_CACHE_ITEMS_INODE;
483 cacheDev.dev = afs_vnodeToDev(filevp);
484 #endif /* AFS_LINUX20_ENV */
486 #endif /* AFS_LINUX22_ENV */
487 if (afs_fsfragsize < AFS_MIN_FRAGSIZE) {
488 afs_fsfragsize = AFS_MIN_FRAGSIZE;
490 tfile = osi_UFSOpen(&cacheInode);
491 afs_osi_Stat(tfile, &tstat);
492 cacheInfoModTime = tstat.mtime;
493 code = afs_osi_Read(tfile, -1, &theader, sizeof(theader));
495 if (code == sizeof(theader)) {
496 /* read the header correctly */
497 if (theader.magic == AFS_FHMAGIC
498 && theader.firstCSize == AFS_FIRSTCSIZE
499 && theader.otherCSize == AFS_OTHERCSIZE
500 && theader.version == AFS_CI_VERSION)
504 /* write out a good file label */
505 theader.magic = AFS_FHMAGIC;
506 theader.firstCSize = AFS_FIRSTCSIZE;
507 theader.otherCSize = AFS_OTHERCSIZE;
508 theader.version = AFS_CI_VERSION;
509 afs_osi_Write(tfile, 0, &theader, sizeof(theader));
511 * Truncate the rest of the file, since it may be arbitrarily
514 osi_UFSTruncate(tfile, sizeof(struct afs_fheader));
516 /* Leave the file open now, since reopening the file makes public pool
517 * vnode systems (like OSF/Alpha) much harder to handle, That's because
518 * they can do a vnode recycle operation any time we open a file, which
519 * we'd do on any afs_GetDSlot call, etc.
521 afs_cacheInodep = (struct osi_file *)tfile;
525 int afs_resourceinit_flag = 0;
527 afs_ResourceInit(int preallocs)
529 register afs_int32 i;
530 static struct rx_securityClass *secobj;
532 AFS_STATCNT(afs_ResourceInit);
533 AFS_RWLOCK_INIT(&afs_xuser, "afs_xuser");
534 AFS_RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
535 AFS_RWLOCK_INIT(&afs_xserver, "afs_xserver");
536 AFS_RWLOCK_INIT(&afs_xsrvAddr, "afs_xsrvAddr");
537 AFS_RWLOCK_INIT(&afs_icl_lock, "afs_icl_lock");
538 AFS_RWLOCK_INIT(&afs_xinterface, "afs_xinterface");
539 LOCK_INIT(&afs_puttofileLock, "afs_puttofileLock");
541 LOCK_INIT(&osi_fsplock, "osi_fsplock");
542 LOCK_INIT(&osi_flplock, "osi_flplock");
544 AFS_RWLOCK_INIT(&afs_xconn, "afs_xconn");
547 afs_InitCBQueue(1); /* initialize callback queues */
549 if (afs_resourceinit_flag == 0) {
550 afs_resourceinit_flag = 1;
551 for (i = 0; i < NFENTRIES; i++)
553 for (i = 0; i < MAXNUMSYSNAMES; i++)
554 afs_sysnamelist[i] = afs_osi_Alloc(MAXSYSNAME);
555 afs_sysname = afs_sysnamelist[0];
556 strcpy(afs_sysname, SYS_NAME);
557 afs_sysnamecount = 1;
561 secobj = rxnull_NewServerSecurityObject();
563 rx_NewService(0, 1, "afs", &secobj, 1, RXAFSCB_ExecuteRequest);
565 rx_NewService(0, RX_STATS_SERVICE_ID, "rpcstats", &secobj, 1,
566 RXSTATS_ExecuteRequest);
568 afs_osi_Wakeup(&afs_server); /* wakeup anyone waiting for it */
571 } /*afs_ResourceInit */
573 #if defined(AFS_AIX_ENV) && !defined(AFS_AIX51_ENV)
576 * AIX dynamic sizeof(struct proc)
578 * AIX keeps its proc structures in an array. The size of struct proc
579 * varies from release to release of the OS. In order to maintain
580 * binary compatibility with releases later than what we build on, we
581 * need to determine the size of struct proc at run time.
583 * We need this in order to walk the proc[] array to do PAG garbage
586 * We also need this in order to support 'klog -setpag', since the
587 * kernel code needs to locate the proc structure for the parent process
588 * of the current process.
590 * To compute sizeof(struct proc), we need the addresses of two proc
591 * structures and their corresponding pids. Given the pids, we can use
592 * the PROCMASK() macro to compute their corresponding indices in the
593 * proc[] array. By dividing the distance between the pointers by the
594 * number of proc structures, we can compute the size of a single proc
597 * We know the base address of the proc table from v.vb_proc:
599 * <sys/sysconfig.h> declares sysconfig() and SYS_GETPARMS;
600 * (we don't use this, but I note it here for completeness)
602 * <sys/var.h> declares struct var and external variable v;
606 * v.ve_proc &proc[x] (current highwater mark for
607 * proc[] array usage)
609 * The first proc pointer is v.vb_proc, which is the proc structure for
610 * process 0. Process 0's pointer to its first child is the other proc
611 * pointer. If process 0 has no children, we simply give up and do not
612 * support features that require knowing the size of struct proc.
616 afs_procsize_init(void)
618 afs_proc_t *p0; /* pointer to process 0 */
619 afs_proc_t *pN; /* pointer to process 0's first child */
627 p0 = (afs_proc_t *)v.vb_proc;
629 afs_gcpags = AFS_GCPAGS_EPROC0;
644 afs_gcpags = AFS_GCPAGS_EPROCN;
648 if (pN->p_pid == p0->p_pid) {
649 afs_gcpags = AFS_GCPAGS_EEQPID;
653 pN_index = PROCMASK(pN->p_pid);
654 pN_offset = ((char *)pN - (char *)p0);
655 procsize = pN_offset / pN_index;
658 * check that the computation was exact
661 if (pN_index * procsize != pN_offset) {
662 afs_gcpags = AFS_GCPAGS_EINEXACT;
667 * check that the proc table size is a multiple of procsize.
670 if ((((char *)v.ve_proc - (char *)v.vb_proc) % procsize) != 0) {
671 afs_gcpags = AFS_GCPAGS_EPROCEND;
677 afs_gcpags_procsize = procsize;
685 * Clean up and shut down the AFS cache.
691 * Nothing interesting.
696 AFS_STATCNT(shutdown_cache);
697 afs_WriteThroughDSlots();
698 if (afs_cold_shutdown) {
699 afs_cacheinit_flag = 0;
704 afs_cacheFiles = afs_cacheBlocks = 0;
705 pag_epoch = maxIHint = nihints = usedihint = 0;
707 #if defined(AFS_XBSD_ENV)
708 vrele(volumeVnode); /* let it go, finally. */
710 if (cacheDev.held_vnode) {
711 vrele(cacheDev.held_vnode);
712 cacheDev.held_vnode = NULL;
715 afs_reset_inode(&cacheInode);
716 afs_reset_inode(&volumeInode);
717 cacheInfoModTime = 0;
719 afs_fsfragsize = 1023;
720 memset(&afs_stats_cmperf, 0, sizeof(afs_stats_cmperf));
721 memset(&cacheDev, 0, sizeof(struct osi_dev));
724 #if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_HAS_CRED)
725 put_cred(cache_creds);
727 } /*shutdown_cache */
731 shutdown_vnodeops(void)
733 #if !defined(AFS_SGI_ENV) && !defined(AFS_SUN5_ENV)
734 struct buf *afs_bread_freebp = 0;
738 AFS_STATCNT(shutdown_vnodeops);
739 if (afs_cold_shutdown) {
740 #ifndef AFS_SUN5_ENV /* XXX */
743 #ifndef AFS_LINUX20_ENV
746 #if !defined(AFS_SGI_ENV) && !defined(AFS_SUN5_ENV)
747 afs_bread_freebp = 0;
758 register struct srvAddr *sa;
760 AFS_STATCNT(shutdown_AFS);
761 if (afs_cold_shutdown) {
762 afs_resourceinit_flag = 0;
764 * Free Volumes table allocations
768 for (i = 0; i < NVOLS; i++) {
769 for (tv = afs_volumes[i]; tv; tv = tv->next) {
771 afs_osi_Free(tv->name, strlen(tv->name) + 1);
780 * Free FreeVolList allocations
782 afs_osi_Free(Initialafs_freeVolList,
783 afs_memvolumes * sizeof(struct volume));
784 afs_freeVolList = Initialafs_freeVolList = 0;
786 /* XXX HACK fort MEM systems XXX
788 * For -memcache cache managers when we run out of free in memory volumes
789 * we simply malloc more; we won't be able to free those additional volumes.
795 * Free Users table allocation
798 struct unixuser *tu, *ntu;
799 for (i = 0; i < NUSERS; i++) {
800 for (tu = afs_users[i]; tu; tu = ntu) {
803 afs_osi_Free(tu->stp, tu->stLen);
805 EXP_RELE(tu->exporter);
806 afs_osi_Free(tu, sizeof(struct unixuser));
813 * Free Servers table allocation
816 struct server *ts, *nts;
817 struct afs_conn *tc, *ntc;
818 register struct afs_cbr *tcbrp, *tbrp;
820 for (i = 0; i < NSERVERS; i++) {
821 for (ts = afs_servers[i]; ts; ts = nts) {
823 for (sa = ts->addr; sa; sa = sa->next_sa) {
826 * Free all server's connection structs
832 rx_DestroyConnection(tc->id);
834 afs_osi_Free(tc, sizeof(struct afs_conn));
839 for (tcbrp = ts->cbrs; tcbrp; tcbrp = tbrp) {
841 * Free all server's callback structs
846 afs_osi_Free(ts, sizeof(struct server));
851 for (i = 0; i < NFENTRIES; i++)
853 /* Reinitialize local globals to defaults */
854 for (i = 0; i < MAXNUMSYSNAMES; i++)
855 afs_osi_Free(afs_sysnamelist[i], MAXSYSNAME);
857 afs_sysnamecount = 0;
859 afs_setTimeHost = NULL;
861 afs_waitForever = afs_waitForeverCount = 0;
863 afs_server = (struct rx_service *)0;
864 AFS_RWLOCK_INIT(&afs_xconn, "afs_xconn");
865 memset(&afs_rootFid, 0, sizeof(struct VenusFid));
866 AFS_RWLOCK_INIT(&afs_xuser, "afs_xuser");
867 AFS_RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
868 AFS_RWLOCK_INIT(&afs_xserver, "afs_xserver");
869 LOCK_INIT(&afs_puttofileLock, "afs_puttofileLock");