/*
* Copyright 2000, International Business Machines Corporation and others.
* All Rights Reserved.
- *
+ *
* This software has been released under the terms of the IBM Public
* License. For details, see the LICENSE file in the top-level source
* directory or online at http://www.openafs.org/dl/license10.html
#include <afsconfig.h>
#include "afs/param.h"
-RCSID
- ("$Header$");
#include "afs/stds.h"
#include "afs/sysincludes.h" /* Standard vendor system headers */
#include "afsincludes.h" /* Afs-based standard headers */
#include "afs/afs_stats.h" /* afs statistics */
+#include "rx/rxstat.h"
+#if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_STRUCT_HAS_CRED)
+#include <linux/cred.h>
+#endif
+
+#define FSINT_COMMON_XG
+#include "afs/afscbint.h"
/* Exported variables */
struct osi_dev cacheDev; /*Cache device */
afs_int32 cacheInfoModTime; /*Last time cache info modified */
-#if defined(AFS_OSF_ENV) || defined(AFS_DARWIN_ENV) || defined(AFS_FBSD_ENV)
+#if defined(AFS_DARWIN_ENV) || defined(AFS_FBSD_ENV) || defined(AFS_NBSD_ENV)
struct mount *afs_cacheVfsp = 0;
#elif defined(AFS_LINUX20_ENV)
struct super_block *afs_cacheSBp = 0;
#if defined(AFS_XBSD_ENV)
static struct vnode *volumeVnode;
#endif
-#if defined(AFS_DISCON_ENV)
afs_rwlock_t afs_discon_lock;
-extern afs_rwlock_t afs_DDirtyVCListLock;
+extern afs_rwlock_t afs_disconDirtyLock;
+#if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_STRUCT_HAS_CRED)
+const struct cred *cache_creds;
#endif
+/* This is the kernel side of the dynamic vcache setting */
+int afsd_dynamic_vcaches = 0; /* Enable dynamic-vcache support */
+
/*
* Initialization order is important. Must first call afs_CacheInit,
* then cache file and volume file initialization routines. Next, the
int
afs_CacheInit(afs_int32 astatSize, afs_int32 afiles, afs_int32 ablocks,
afs_int32 aDentries, afs_int32 aVolumes, afs_int32 achunk,
- afs_int32 aflags, afs_int32 ninodes, afs_int32 nusers)
+ afs_int32 aflags, afs_int32 ninodes, afs_int32 nusers,
+ afs_int32 dynamic_vcaches)
{
- register afs_int32 i;
- register struct volume *tv;
+ afs_int32 i;
+ int code;
+ struct volume *tv;
AFS_STATCNT(afs_CacheInit);
/*
afs_stats_cmperf.sysName_ID = SYS_NAME_ID_UNDEFINED;
#endif /* SYS_NAME_ID */
- printf("Starting AFS cache scan...");
+#ifdef AFS_MAXVCOUNT_ENV
+ afsd_dynamic_vcaches = dynamic_vcaches;
+ afs_warn("%s dynamically allocated vcaches\n",
+ ( afsd_dynamic_vcaches ? "enabling" : "disabling" ));
+#endif
+
+ afs_warn("Starting AFS cache scan...");
if (afs_cacheinit_flag)
return 0;
afs_cacheinit_flag = 1;
cacheInfoModTime = 0;
- maxIHint = ninodes;
- nihints = 0;
- usedihint = 0;
LOCK_INIT(&afs_ftf, "afs_ftf");
- RWLOCK_INIT(&afs_xaxs, "afs_xaxs");
-#ifdef AFS_DISCON_ENV
- RWLOCK_INIT(&afs_discon_lock, "afs_discon_lock");
- RWLOCK_INIT(&afs_DDirtyVCListLock, "afs_DDirtyVCListLock");
-#endif
+ AFS_RWLOCK_INIT(&afs_xaxs, "afs_xaxs");
+ AFS_RWLOCK_INIT(&afs_discon_lock, "afs_discon_lock");
+ AFS_RWLOCK_INIT(&afs_disconDirtyLock, "afs_disconDirtyLock");
+ QInit(&afs_disconDirty);
+ QInit(&afs_disconShadow);
osi_dnlc_init();
- /*
- * create volume list structure
+ /*
+ * create volume list structure
*/
if (aVolumes < 50)
aVolumes = 50;
else if (aVolumes > 32767)
aVolumes = 32767;
- tv = (struct volume *)afs_osi_Alloc(aVolumes * sizeof(struct volume));
+ tv = afs_osi_Alloc(aVolumes * sizeof(struct volume));
+ osi_Assert(tv != NULL);
for (i = 0; i < aVolumes - 1; i++)
tv[i].next = &tv[i + 1];
tv[aVolumes - 1].next = NULL;
afs_cacheFiles = afiles;
afs_cacheStats = astatSize;
afs_vcacheInit(astatSize);
- afs_dcacheInit(afiles, ablocks, aDentries, achunk, aflags);
+ code = afs_dcacheInit(afiles, ablocks, aDentries, achunk, aflags);
+ if (code) {
+ return code;
+ }
+#if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_STRUCT_HAS_CRED)
+ /*
+ * Save current credentials for later access to disk cache files.
+ * If selinux, apparmor or other security modules are enabled,
+ * they might deny access to cache files if the userspace process
+ * is restricted. Save the credentials used at cache initialisation
+ * for later use when opening cache files.
+ */
+ cache_creds = get_current_cred();
+#endif
#ifdef AFS_64BIT_CLIENT
#ifdef AFS_VM_RDWR_ENV
afs_vmMappingEnd = AFS_CHUNKBASE(0x7fffffff);
cm_initParams.cmi_firstChunkSize = AFS_FIRSTCSIZE;
cm_initParams.cmi_otherChunkSize = AFS_OTHERCSIZE;
cm_initParams.cmi_cacheSize = afs_cacheBlocks;
- cm_initParams.cmi_setTime = afs_setTime;
+ cm_initParams.cmi_setTime = 0;
cm_initParams.cmi_memCache = (aflags & AFSCALL_INIT_MEMCACHE) ? 1 : 0;
return 0;
void
afs_ComputeCacheParms(void)
{
- register afs_int32 i;
+ afs_int32 i;
afs_int32 afs_maxCacheDirty;
/*
/*
- * LookupInodeByPath
+ * afs_LookupInodeByPath
*
* Look up inode given a file name.
* Optionally return the vnode too.
* If the vnode is not returned, we rele it.
*/
-static int
-LookupInodeByPath(char *filename, ino_t * inode, struct vnode **fvpp)
+int
+afs_LookupInodeByPath(char *filename, afs_ufs_dcache_id_t *inode,
+ struct vnode **fvpp)
{
afs_int32 code;
-#ifdef AFS_LINUX22_ENV
+#if defined(AFS_LINUX22_ENV)
struct dentry *dp;
code = gop_lookupname(filename, AFS_UIOSYS, 0, &dp);
if (code)
return code;
- *inode = dp->d_inode->i_ino;
+ osi_get_fh(dp, inode);
dput(dp);
#else
struct vnode *filevp;
code = gop_lookupname(filename, AFS_UIOSYS, 0, &filevp);
if (code)
return code;
+#ifdef AFS_CACHE_VNODE_PATH
+ *inode = afs_strdup(filename);
+#else
*inode = afs_vnodeToInumber(filevp);
+#endif
if (fvpp)
*fvpp = filevp;
else {
AFS_RELE(filevp);
}
-#endif /* AFS_LINUX22_ENV */
+#endif
return 0;
}
int
afs_InitCellInfo(char *afile)
{
- ino_t inode;
- int code;
+ afs_dcache_id_t inode;
+ int code = 0;
-#ifdef AFS_CACHE_VNODE_PATH
- return afs_cellname_init(AFS_CACHE_CELLS_INODE, code);
-#else
- code = LookupInodeByPath(afile, &inode, NULL);
- return afs_cellname_init(inode, code);
-#endif
+ code = afs_LookupInodeByPath(afile, &inode.ufs, NULL);
+ return afs_cellname_init(&inode, code);
}
/*
int
afs_InitVolumeInfo(char *afile)
{
- int code;
+ int code = 0;
struct osi_file *tfile;
AFS_STATCNT(afs_InitVolumeInfo);
* are things which try to get the volumeInode, and since we keep
* it in the cache...
*/
- code = LookupInodeByPath(afile, &volumeInode, &volumeVnode);
-#elif defined(AFS_CACHE_VNODE_PATH)
- volumeInode = AFS_CACHE_VOLUME_INODE;
+ code = afs_LookupInodeByPath(afile, &volumeInode.ufs, &volumeVnode);
#else
- code = LookupInodeByPath(afile, &volumeInode, NULL);
+ code = afs_LookupInodeByPath(afile, &volumeInode.ufs, NULL);
#endif
if (code)
return code;
- tfile = afs_CFileOpen(volumeInode);
+ tfile = afs_CFileOpen(&volumeInode);
+ osi_Assert(tfile);
afs_CFileTruncate(tfile, 0);
afs_CFileClose(tfile);
return 0;
}
+void
+afs_InitFHeader(struct afs_fheader *aheader)
+{
+ memset(aheader, 0, sizeof(*aheader));
+ aheader->magic = AFS_FHMAGIC;
+ aheader->version = AFS_CI_VERSION;
+ aheader->dataSize = sizeof(struct fcache);
+ aheader->firstCSize = AFS_FIRSTCSIZE;
+ aheader->otherCSize = AFS_OTHERCSIZE;
+}
+
/*
* afs_InitCacheInfo
*
* Parameters:
* afile : Name of the file assumed to be the cache info file
* for the Cache Manager; it will be used as such.
- * Side Effects: This sets afs_fragsize, which is used in the cache usage
+ * Side Effects: This sets afs_fragsize, which is used in the cache usage
* calculations such as in afs_adjustsize()
*
* Environment:
* This function is called only during initialization. The given
- * file should NOT be truncated to 0 lenght; its contents descrebe
+ * file should NOT be truncated to 0 length; its contents describe
* what data is really in the cache.
*
* WARNING: data will be written to this file over time by AFS.
*
*/
int
-afs_InitCacheInfo(register char *afile)
+afs_InitCacheInfo(char *afile)
{
- register afs_int32 code;
+ afs_int32 code;
struct osi_stat tstat;
- register struct osi_file *tfile;
+ struct osi_file *tfile;
struct afs_fheader theader;
#ifndef AFS_LINUX22_ENV
struct vnode *filevp;
if (code || !filevp)
return ENOENT;
{
-#if defined(AFS_SUN56_ENV)
+#if defined(AFS_SUN5_ENV)
struct statvfs64 st;
#elif defined(AFS_HPUX102_ENV)
struct k_statvfs st;
-#elif defined(AFS_SUN5_ENV) || defined(AFS_SGI_ENV) ||defined(AFS_HPUX100_ENV)
+#elif defined(AFS_SGI_ENV) || defined(AFS_HPUX100_ENV) || defined(AFS_NBSD40_ENV)
struct statvfs st;
-#elif defined(AFS_DUX40_ENV)
- struct nstatfs st;
#elif defined(AFS_DARWIN80_ENV)
struct vfsstatfs st;
#else
struct statfs st;
-#endif /* SUN56 */
+#endif /* SUN5 */
#if defined(AFS_SGI_ENV)
#ifdef AFS_SGI65_ENV
#endif /* AFS_SGI65_ENV */
#elif defined(AFS_SUN5_ENV) || defined(AFS_HPUX100_ENV)
if (!VFS_STATVFS(filevp->v_vfsp, &st))
-#elif defined(AFS_OSF_ENV)
-
- VFS_STATFS(filevp->v_vfsp, code);
- /* struct copy */
- st = filevp->v_vfsp->m_stat;
- if (code == 0)
#elif defined(AFS_AIX41_ENV)
if (!VFS_STATFS(filevp->v_vfsp, &st, &afs_osi_cred))
#elif defined(AFS_LINUX20_ENV)
#elif defined(AFS_DARWIN80_ENV)
afs_cacheVfsp = vnode_mount(filevp);
if (afs_cacheVfsp && ((st = *(vfs_statfs(afs_cacheVfsp))),1))
-#elif defined(AFS_DARWIN_ENV)
- if (!VFS_STATFS(filevp->v_mount, &st, current_proc()))
-#elif defined(AFS_FBSD50_ENV)
- if (!VFS_STATFS(filevp->v_mount, &st, curthread))
-#elif defined(AFS_XBSD_ENV)
- if (!VFS_STATFS(filevp->v_mount, &st, curproc))
+#elif defined(AFS_FBSD_ENV)
+ if (!VFS_STATFS(filevp->v_mount, &st))
+#elif defined(AFS_NBSD50_ENV)
+ if (!VFS_STATVFS(filevp->v_vfsp, &st))
+#elif defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
+ if (!VFS_STATFS(filevp->v_mount, &st, osi_curproc()))
#else
if (!VFS_STATFS(filevp->v_vfsp, &st))
#endif /* SGI... */
#if defined(AFS_SUN5_ENV) || defined(AFS_HPUX100_ENV)
- afs_fsfragsize = st.f_frsize - 1;
+ if (strcmp("zfs", st.f_basetype) == 0) {
+ /*
+ * Files in ZFS can take up to around the next
+ * recordsize boundary after being truncated. recordsize
+ * is reported in statvfs by f_bsize, so use that
+ * instead.
+ */
+ afs_fsfragsize = st.f_bsize - 1;
+ } else {
+ afs_fsfragsize = st.f_frsize - 1;
+ }
#else
afs_fsfragsize = st.f_bsize - 1;
#endif
}
#if defined(AFS_LINUX20_ENV)
- cacheInode = filevp->i_ino;
+ cacheInode.ufs = filevp->i_ino;
afs_cacheSBp = filevp->i_sb;
#elif defined(AFS_XBSD_ENV)
- cacheInode = VTOI(filevp)->i_number;
+ cacheInode.ufs = VTOI(filevp)->i_number;
cacheDev.mp = filevp->v_mount;
cacheDev.held_vnode = filevp;
vref(filevp); /* Make sure mount point stays busy. XXX */
afs_cacheVfsp = filevp->v_vfsp;
#endif
#else
-#if defined(AFS_SGI62_ENV) || defined(AFS_HAVE_VXFS) || defined(AFS_DARWIN_ENV)
+#if defined(AFS_HAVE_VXFS) || defined(AFS_DARWIN_ENV)
afs_InitDualFSCacheOps(filevp);
#endif
#ifndef AFS_CACHE_VNODE_PATH
#ifndef AFS_DARWIN80_ENV
afs_cacheVfsp = filevp->v_vfsp;
#endif
- cacheInode = afs_vnodeToInumber(filevp);
+ cacheInode.ufs = afs_vnodeToInumber(filevp);
#else
- cacheInode = AFS_CACHE_ITEMS_INODE;
+ afs_LookupInodeByPath(afile, &cacheInode.ufs, NULL);
#endif
cacheDev.dev = afs_vnodeToDev(filevp);
#endif /* AFS_LINUX20_ENV */
AFS_RELE(filevp);
#endif /* AFS_LINUX22_ENV */
- tfile = osi_UFSOpen(cacheInode);
+ if (afs_fsfragsize < AFS_MIN_FRAGSIZE) {
+ afs_fsfragsize = AFS_MIN_FRAGSIZE;
+ }
+ tfile = osi_UFSOpen(&cacheInode);
+ if (!tfile)
+ return ENOENT;
+
afs_osi_Stat(tfile, &tstat);
cacheInfoModTime = tstat.mtime;
code = afs_osi_Read(tfile, -1, &theader, sizeof(theader));
if (theader.magic == AFS_FHMAGIC
&& theader.firstCSize == AFS_FIRSTCSIZE
&& theader.otherCSize == AFS_OTHERCSIZE
+ && theader.dataSize == sizeof(struct fcache)
&& theader.version == AFS_CI_VERSION)
goodFile = 1;
}
if (!goodFile) {
/* write out a good file label */
- theader.magic = AFS_FHMAGIC;
- theader.firstCSize = AFS_FIRSTCSIZE;
- theader.otherCSize = AFS_OTHERCSIZE;
- theader.version = AFS_CI_VERSION;
+ afs_InitFHeader(&theader);
afs_osi_Write(tfile, 0, &theader, sizeof(theader));
/*
* Truncate the rest of the file, since it may be arbitrarily
int
afs_ResourceInit(int preallocs)
{
- register afs_int32 i;
+ afs_int32 i;
static struct rx_securityClass *secobj;
AFS_STATCNT(afs_ResourceInit);
- RWLOCK_INIT(&afs_xuser, "afs_xuser");
- RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
- RWLOCK_INIT(&afs_xserver, "afs_xserver");
- RWLOCK_INIT(&afs_xsrvAddr, "afs_xsrvAddr");
- RWLOCK_INIT(&afs_icl_lock, "afs_icl_lock");
- RWLOCK_INIT(&afs_xinterface, "afs_xinterface");
+ AFS_RWLOCK_INIT(&afs_xuser, "afs_xuser");
+ AFS_RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
+ AFS_RWLOCK_INIT(&afs_xserver, "afs_xserver");
+ AFS_RWLOCK_INIT(&afs_xsrvAddr, "afs_xsrvAddr");
+ AFS_RWLOCK_INIT(&afs_icl_lock, "afs_icl_lock");
+ AFS_RWLOCK_INIT(&afs_xinterface, "afs_xinterface");
LOCK_INIT(&afs_puttofileLock, "afs_puttofileLock");
-#ifndef AFS_FBSD_ENV
+#ifndef AFS_PRIVATE_OSI_ALLOCSPACES
LOCK_INIT(&osi_fsplock, "osi_fsplock");
LOCK_INIT(&osi_flplock, "osi_flplock");
#endif
- RWLOCK_INIT(&afs_xconn, "afs_xconn");
+ AFS_RWLOCK_INIT(&afs_xconn, "afs_xconn");
afs_CellInit();
afs_InitCBQueue(1); /* initialize callback queues */
afs_resourceinit_flag = 1;
for (i = 0; i < NFENTRIES; i++)
fvTable[i] = 0;
- for (i = 0; i < MAXNUMSYSNAMES; i++)
+ for (i = 0; i < MAXNUMSYSNAMES; i++) {
afs_sysnamelist[i] = afs_osi_Alloc(MAXSYSNAME);
+ osi_Assert(afs_sysnamelist[i] != NULL);
+ }
afs_sysname = afs_sysnamelist[0];
strcpy(afs_sysname, SYS_NAME);
afs_sysnamecount = 1;
static void
afs_procsize_init(void)
{
- struct proc *p0; /* pointer to process 0 */
- struct proc *pN; /* pointer to process 0's first child */
+ afs_proc_t *p0; /* pointer to process 0 */
+ afs_proc_t *pN; /* pointer to process 0's first child */
#ifdef AFS_AIX51_ENV
struct pvproc *pV;
#endif
ptrdiff_t pN_offset;
int procsize;
- p0 = (struct proc *)v.vb_proc;
+ p0 = (afs_proc_t *)v.vb_proc;
if (!p0) {
afs_gcpags = AFS_GCPAGS_EPROC0;
return;
}
#ifdef AFS_AIX51_ENV
- pN = (struct proc *)0;
+ pN = NULL;
pV = p0->p_pvprocp;
if (pV) {
pV = pV->pv_child;
shutdown_cache(void)
{
AFS_STATCNT(shutdown_cache);
- afs_WriteThroughDSlots();
- if (afs_cold_shutdown) {
+ osi_Assert(afs_WriteThroughDSlots() == 0);
+ if (1/*afs_cold_shutdown*/) {
afs_cacheinit_flag = 0;
shutdown_dcache();
shutdown_vcache();
afs_cacheStats = 0;
afs_cacheFiles = afs_cacheBlocks = 0;
- pag_epoch = maxIHint = nihints = usedihint = 0;
+ pag_epoch = 0;
pagCounter = 0;
#if defined(AFS_XBSD_ENV)
- vrele(volumeVnode); /* let it go, finally. */
- volumeVnode = NULL;
+ /* memcache never sets this, so don't panic on shutdown */
+ if (volumeVnode != NULL) {
+ vrele(volumeVnode); /* let it go, finally. */
+ volumeVnode = NULL;
+ }
if (cacheDev.held_vnode) {
vrele(cacheDev.held_vnode);
cacheDev.held_vnode = NULL;
}
#endif
- cacheInode = volumeInode = (ino_t) 0;
-
+#ifdef AFS_CACHE_VNODE_PATH
+ if (cacheDiskType != AFS_FCACHE_TYPE_MEM) {
+ afs_osi_FreeStr(cacheInode.ufs);
+ afs_osi_FreeStr(volumeInode.ufs);
+ }
+#endif
+ afs_reset_inode(&cacheInode);
+ afs_reset_inode(&volumeInode);
cacheInfoModTime = 0;
afs_fsfragsize = 1023;
- memset((char *)&afs_stats_cmperf, 0, sizeof(afs_stats_cmperf));
- memset((char *)&cacheDev, 0, sizeof(struct osi_dev));
+ memset(&cacheDev, 0, sizeof(struct osi_dev));
osi_dnlc_shutdown();
}
+#if defined(AFS_LINUX26_ENV) && defined(STRUCT_TASK_STRUCT_HAS_CRED)
+ put_cred(cache_creds);
+#endif
} /*shutdown_cache */
void
shutdown_vnodeops(void)
{
-#if !defined(AFS_SGI_ENV) && !defined(AFS_SUN5_ENV)
- struct buf *afs_bread_freebp = 0;
-#endif
-
-
AFS_STATCNT(shutdown_vnodeops);
if (afs_cold_shutdown) {
-#ifndef AFS_SUN5_ENV /* XXX */
- lastWarnTime = 0;
-#endif
#ifndef AFS_LINUX20_ENV
afs_rd_stash_i = 0;
#endif
-#if !defined(AFS_SGI_ENV) && !defined(AFS_SUN5_ENV)
- afs_bread_freebp = 0;
-#endif
shutdown_mariner();
}
}
-void
-shutdown_AFS(void)
+static void
+shutdown_server(void)
{
int i;
- register struct srvAddr *sa;
-
- AFS_STATCNT(shutdown_AFS);
- if (afs_cold_shutdown) {
- afs_resourceinit_flag = 0;
- /*
- * Free Volumes table allocations
- */
- {
- struct volume *tv;
- for (i = 0; i < NVOLS; i++) {
- for (tv = afs_volumes[i]; tv; tv = tv->next) {
- if (tv->name) {
- afs_osi_Free(tv->name, strlen(tv->name) + 1);
- tv->name = 0;
- }
+ struct afs_cbr *tcbrp, *tbrp;
+ struct srvAddr *sa;
+
+ for (i = 0; i < NSERVERS; i++) {
+ struct server *ts, *next;
+
+ ts = afs_servers[i];
+ while(ts) {
+ next = ts->next;
+ for (sa = ts->addr; sa; sa = sa->next_sa) {
+ if (sa->conns) {
+ /* afs_ReleaseConns has been updated to
+ * defer rx_DestroyConnection to Rx
+ * shutdown, as most recently was done
+ * here */
+ afs_ReleaseConns(sa->conns);
}
- afs_volumes[i] = 0;
}
- }
+ for (tcbrp = ts->cbrs; tcbrp; tcbrp = tbrp) {
+ /*
+ * Free all server's callback structs
+ */
+ tbrp = tcbrp->next;
+ afs_FreeCBR(tcbrp);
+ }
+ afs_osi_Free(ts, sizeof(struct server));
+ ts = next;
+ }
+ }
- /*
- * Free FreeVolList allocations
- */
- afs_osi_Free(Initialafs_freeVolList,
- afs_memvolumes * sizeof(struct volume));
- afs_freeVolList = Initialafs_freeVolList = 0;
-
- /* XXX HACK fort MEM systems XXX
- *
- * For -memcache cache managers when we run out of free in memory volumes
- * we simply malloc more; we won't be able to free those additional volumes.
- */
+ for (i = 0; i < NSERVERS; i++) {
+ struct srvAddr *sa, *next;
+ sa = afs_srvAddrs[i];
+ while(sa) {
+ next = sa->next_bkt;
+ afs_osi_Free(sa, sizeof(struct srvAddr));
+ sa = next;
+ }
+ }
+}
+static void
+shutdown_volume(void)
+{
+ struct volume *tv;
+ int i;
- /*
- * Free Users table allocation
- */
- {
- struct unixuser *tu, *ntu;
- for (i = 0; i < NUSERS; i++) {
- for (tu = afs_users[i]; tu; tu = ntu) {
- ntu = tu->next;
- if (tu->stp)
- afs_osi_Free(tu->stp, tu->stLen);
- if (tu->exporter)
- EXP_RELE(tu->exporter);
- afs_osi_Free(tu, sizeof(struct unixuser));
- }
- afs_users[i] = 0;
+ for (i = 0; i < NVOLS; i++) {
+ for (tv = afs_volumes[i]; tv; tv = tv->next) {
+ if (tv->name) {
+ afs_osi_Free(tv->name, strlen(tv->name) + 1);
+ tv->name = 0;
}
}
+ afs_volumes[i] = 0;
+ }
+}
- /*
- * Free Servers table allocation
- */
- {
- struct server *ts, *nts;
- struct conn *tc, *ntc;
- register struct afs_cbr *tcbrp, *tbrp;
-
- for (i = 0; i < NSERVERS; i++) {
- for (ts = afs_servers[i]; ts; ts = nts) {
- nts = ts->next;
- for (sa = ts->addr; sa; sa = sa->next_sa) {
- if (sa->conns) {
- /*
- * Free all server's connection structs
- */
- tc = sa->conns;
- while (tc) {
- ntc = tc->next;
- AFS_GUNLOCK();
- rx_DestroyConnection(tc->id);
- AFS_GLOCK();
- afs_osi_Free(tc, sizeof(struct conn));
- tc = ntc;
- }
- }
- }
- for (tcbrp = ts->cbrs; tcbrp; tcbrp = tbrp) {
- /*
- * Free all server's callback structs
- */
- tbrp = tcbrp->next;
- afs_FreeCBR(tcbrp);
- }
- afs_osi_Free(ts, sizeof(struct server));
- }
- afs_servers[i] = 0;
+void
+shutdown_AFS(void)
+{
+ int i;
+
+ AFS_STATCNT(shutdown_AFS);
+
+ afs_resourceinit_flag = 0;
+
+ shutdown_volume();
+
+ /*
+ * Free FreeVolList allocations
+ */
+ afs_osi_Free(Initialafs_freeVolList,
+ afs_memvolumes * sizeof(struct volume));
+ afs_freeVolList = Initialafs_freeVolList = NULL;
+
+ /* XXX HACK for MEM systems XXX
+ *
+ * For -memcache cache managers when we run out of free in memory volumes
+ * we simply malloc more; we won't be able to free those additional volumes.
+ */
+
+ /*
+ * Free Users table allocation
+ */
+ {
+ struct unixuser *tu, *ntu;
+ for (i = 0; i < NUSERS; i++) {
+ for (tu = afs_users[i]; tu; tu = ntu) {
+ ntu = tu->next;
+ if (tu->tokens)
+ afs_FreeTokens(&tu->tokens);
+ if (tu->exporter)
+ EXP_RELE(tu->exporter);
+ afs_osi_Free(tu, sizeof(struct unixuser));
}
+ afs_users[i] = NULL;
}
- for (i = 0; i < NFENTRIES; i++)
- fvTable[i] = 0;
- /* Reinitialize local globals to defaults */
- for (i = 0; i < MAXNUMSYSNAMES; i++)
- afs_osi_Free(afs_sysnamelist[i], MAXSYSNAME);
- afs_sysname = 0;
- afs_sysnamecount = 0;
- afs_marinerHost = 0;
- afs_setTimeHost = NULL;
- afs_volCounter = 1;
- afs_waitForever = afs_waitForeverCount = 0;
- afs_FVIndex = -1;
- afs_server = (struct rx_service *)0;
- RWLOCK_INIT(&afs_xconn, "afs_xconn");
- memset((char *)&afs_rootFid, 0, sizeof(struct VenusFid));
- RWLOCK_INIT(&afs_xuser, "afs_xuser");
- RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
- RWLOCK_INIT(&afs_xserver, "afs_xserver");
- LOCK_INIT(&afs_puttofileLock, "afs_puttofileLock");
+ }
+
+ for (i = 0; i < NFENTRIES; i++)
+ fvTable[i] = 0;
+ /* Reinitialize local globals to defaults */
+ for (i = 0; i < MAXNUMSYSNAMES; i++) {
+ afs_osi_Free(afs_sysnamelist[i], MAXSYSNAME);
+ afs_sysnamelist[i] = NULL;
+ }
+ afs_sysname = NULL;
+ afs_sysnamecount = 0;
+ afs_marinerHost = 0;
+ afs_volCounter = 1;
+ afs_waitForever = afs_waitForeverCount = 0;
+ afs_FVIndex = -1;
+ afs_server = NULL;
- shutdown_cell();
- shutdown_server();
+ if (afs_cold_shutdown) {
+ AFS_RWLOCK_INIT(&afs_xconn, "afs_xconn");
+ memset(&afs_rootFid, 0, sizeof(struct VenusFid));
+ AFS_RWLOCK_INIT(&afs_xuser, "afs_xuser");
+ AFS_RWLOCK_INIT(&afs_xvolume, "afs_xvolume");
+ AFS_RWLOCK_INIT(&afs_xserver, "afs_xserver");
+ LOCK_INIT(&afs_puttofileLock, "afs_puttofileLock");
}
+ shutdown_cell();
+ shutdown_server();
+ shutdown_rx();
+ shutdown_rxevent();
}