#include <afsconfig.h>
#include "afs/param.h"
-RCSID
- ("$Header$");
#include <linux/module.h> /* early to avoid printf->printk mapping */
#include "afs/sysincludes.h"
#include "afsincludes.h"
-#include "h/unistd.h" /* For syscall numbers. */
-#include "h/mm.h"
+#include <linux/unistd.h> /* For syscall numbers. */
+#include <linux/mm.h>
#ifdef AFS_AMD64_LINUX20_ENV
-#include "../asm/ia32_unistd.h"
+#include <asm/ia32_unistd.h>
#endif
#include <linux/proc_fs.h>
#include <linux/slab.h>
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
#include <linux/init.h>
#include <linux/sched.h>
-#endif
+#include <linux/kernel.h>
-#ifdef HAVE_KERNEL_LINUX_SEQ_FILE_H
-#include <linux/seq_file.h>
-#endif
+#include "osi_pagecopy.h"
extern struct file_system_type afs_fs_type;
-#if !defined(AFS_LINUX24_ENV)
-static long get_page_offset(void);
-#endif
-
-#if defined(AFS_LINUX24_ENV)
-DECLARE_MUTEX(afs_global_lock);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
+DEFINE_MUTEX(afs_global_lock);
#else
-struct semaphore afs_global_lock = MUTEX;
+DECLARE_MUTEX(afs_global_lock);
#endif
int afs_global_owner = 0;
-#if !defined(AFS_LINUX24_ENV)
-unsigned long afs_linux_page_offset = 0; /* contains the PAGE_OFFSET value */
-#endif
-
-static inline int afs_ioctl(struct inode *, struct file *, unsigned int,
- unsigned long);
-#if defined(HAVE_UNLOCKED_IOCTL) || defined(HAVE_COMPAT_IOCTL)
-static long afs_unlocked_ioctl(struct file *, unsigned int, unsigned long);
-#endif
-
-static struct file_operations afs_syscall_fops = {
-#ifdef HAVE_UNLOCKED_IOCTL
- .unlocked_ioctl = afs_unlocked_ioctl,
-#else
- .ioctl = afs_ioctl,
-#endif
-#ifdef HAVE_COMPAT_IOCTL
- .compat_ioctl = afs_unlocked_ioctl,
-#endif
-};
-
-#ifdef HAVE_KERNEL_LINUX_SEQ_FILE_H
-static void *c_start(struct seq_file *m, loff_t *pos)
-{
- struct afs_q *cq, *tq;
- loff_t n = 0;
-
- ObtainReadLock(&afs_xcell);
- for (cq = CellLRU.next; cq != &CellLRU; cq = tq) {
- tq = QNext(cq);
-
- if (n++ == *pos)
- break;
- }
- if (cq == &CellLRU)
- return NULL;
-
- return cq;
-}
-
-static void *c_next(struct seq_file *m, void *p, loff_t *pos)
-{
- struct afs_q *cq = p, *tq;
-
- (*pos)++;
- tq = QNext(cq);
-
- if (tq == &CellLRU)
- return NULL;
-
- return tq;
-}
-
-static void c_stop(struct seq_file *m, void *p)
-{
- ReleaseReadLock(&afs_xcell);
-}
-
-static int c_show(struct seq_file *m, void *p)
-{
- struct afs_q *cq = p;
- struct cell *tc = QTOC(cq);
- int j;
-
- seq_printf(m, ">%s #(%d/%d)\n", tc->cellName,
- tc->cellNum, tc->cellIndex);
-
- for (j = 0; j < MAXCELLHOSTS; j++) {
- afs_uint32 addr;
-
- if (!tc->cellHosts[j]) break;
-
- addr = tc->cellHosts[j]->addr->sa_ip;
- seq_printf(m, "%u.%u.%u.%u #%u.%u.%u.%u\n",
- NIPQUAD(addr), NIPQUAD(addr));
- }
-
- return 0;
-}
-
-static struct seq_operations afs_csdb_op = {
- .start = c_start,
- .next = c_next,
- .stop = c_stop,
- .show = c_show,
-};
-
-static int afs_csdb_open(struct inode *inode, struct file *file)
-{
- return seq_open(file, &afs_csdb_op);
-}
-
-static struct file_operations afs_csdb_operations = {
- .open = afs_csdb_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release,
-};
-
-#else /* HAVE_KERNEL_LINUX_SEQ_FILE_H */
-
-int
-csdbproc_info(char *buffer, char **start, off_t offset, int
-length)
-{
- int len = 0;
- off_t pos = 0;
- int cnt;
- struct afs_q *cq, *tq;
- struct cell *tc;
- char tbuffer[16];
- /* 90 - 64 cellname, 10 for 32 bit num and index, plus
- decor */
- char temp[91];
- afs_uint32 addr;
-
- ObtainReadLock(&afs_xcell);
-
- for (cq = CellLRU.next; cq != &CellLRU; cq = tq) {
- tc = QTOC(cq); tq = QNext(cq);
-
- pos += 90;
-
- if (pos <= offset) {
- len = 0;
- } else {
- sprintf(temp, ">%s #(%d/%d)\n", tc->cellName,
- tc->cellNum, tc->cellIndex);
- sprintf(buffer + len, "%-89s\n", temp);
- len += 90;
- if (pos >= offset+length) {
- ReleaseReadLock(&afs_xcell);
- goto done;
- }
- }
-
- for (cnt = 0; cnt < MAXCELLHOSTS; cnt++) {
- if (!tc->cellHosts[cnt]) break;
- pos += 90;
- if (pos <= offset) {
- len = 0;
- } else {
- addr = ntohl(tc->cellHosts[cnt]->addr->sa_ip);
- sprintf(tbuffer, "%d.%d.%d.%d",
- (int)((addr>>24) & 0xff),
-(int)((addr>>16) & 0xff),
- (int)((addr>>8) & 0xff), (int)( addr & 0xff));
- sprintf(temp, "%s #%s\n", tbuffer, tbuffer);
- sprintf(buffer + len, "%-89s\n", temp);
- len += 90;
- if (pos >= offset+length) {
- ReleaseReadLock(&afs_xcell);
- goto done;
- }
- }
- }
- }
-
- ReleaseReadLock(&afs_xcell);
-
-done:
- *start = buffer + len - (pos - offset);
- len = pos - offset;
- if (len > length)
- len = length;
- return len;
-}
-
-#endif /* HAVE_KERNEL_LINUX_SEQ_FILE_H */
-
-int
-peerproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i, j;
- struct rx_peer *sep;
-
- len = 0;
- for (i = 0, j = 0; i < 256; i++) {
- for (sep = rx_peerHashTable[i]; sep; sep = sep->next, j++) {
- len += sprintf(buffer + len, "%lx: next=0x%lx, host=0x%x, ", (unsigned long)sep,
- (unsigned long)sep->next, sep->host);
- len += sprintf(buffer + len, "ifMTU=%d, natMTU=%d, maxMTU=%d\n", sep->ifMTU,
- sep->natMTU, sep->maxMTU);
- len += sprintf(buffer + len, "\trtt=%d:%d, timeout(%d:%d), nSent=%d, reSends=%d\n",
- sep->rtt, sep->rtt_dev, sep->timeout.sec,
- sep->timeout.usec, sep->nSent, sep->reSends);
- len += sprintf(buffer + len, "\trefCount=%d, port=%d, idleWhen=0x%x\n",
- sep->refCount, sep->port, sep->idleWhen);
- len += sprintf(buffer + len, "\tCongestionQueue (0x%lx:0x%lx), inPacketSkew=0x%x, outPacketSkew=0x%x\n",
- (unsigned long)sep->congestionQueue.prev, (unsigned long)sep->congestionQueue.next,
- sep->inPacketSkew, sep->outPacketSkew);
-#ifdef RX_ENABLE_LOCKS
- len += sprintf(buffer + len, "\tpeer_lock=%d\n", sep->peer_lock);
-#endif /* RX_ENABLE_LOCKS */
- }
- }
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-
-int
-rxstatsproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i;
-
- len = 0;
- len += sprintf(buffer + len, "packetRequests = %d\n", rx_stats.packetRequests);
- len += sprintf(buffer + len, "noPackets[%d] = %d\n", RX_PACKET_CLASS_RECEIVE,
- rx_stats.receivePktAllocFailures);
- len += sprintf(buffer + len, "noPackets[%d] = %d\n", RX_PACKET_CLASS_SEND,
- rx_stats.sendPktAllocFailures);
- len += sprintf(buffer + len, "noPackets[%d] = %d\n", RX_PACKET_CLASS_SPECIAL,
- rx_stats.specialPktAllocFailures);
- len += sprintf(buffer + len, "noPackets[%d] = %d\n", RX_PACKET_CLASS_RECV_CBUF,
- rx_stats.receiveCbufPktAllocFailures);
- len += sprintf(buffer + len, "noPackets[%d] = %d\n", RX_PACKET_CLASS_SEND_CBUF,
- rx_stats.sendCbufPktAllocFailures);
- len += sprintf(buffer + len, "socketGreedy = %d\n", rx_stats.socketGreedy);
- len += sprintf(buffer + len, "bogusPacketOnRead = %d\n", rx_stats.bogusPacketOnRead);
- len += sprintf(buffer + len, "bogusHost = %d\n", rx_stats.bogusHost);
- len += sprintf(buffer + len, "noPacketOnRead = %d\n", rx_stats.noPacketOnRead);
- len += sprintf(buffer + len, "noPacketBuffersOnRead = %d\n",
- rx_stats.noPacketBuffersOnRead);
- len += sprintf(buffer + len, "selects = %d\n", rx_stats.selects);
- len += sprintf(buffer + len, "sendSelects = %d\n", rx_stats.sendSelects);
- for (i = 0; i < RX_N_PACKET_TYPES; i++)
- len += sprintf(buffer + len, "packetsRead[%d] = %d\n", i, rx_stats.packetsRead[i]);
- len += sprintf(buffer + len, "dataPacketsRead = %d\n", rx_stats.dataPacketsRead);
- len += sprintf(buffer + len, "ackPacketsRead = %d\n", rx_stats.ackPacketsRead);
- len += sprintf(buffer + len, "dupPacketsRead = %d\n", rx_stats.dupPacketsRead);
- len += sprintf(buffer + len, "spuriousPacketsRead = %d\n", rx_stats.spuriousPacketsRead);
- for (i = 0; i < RX_N_PACKET_TYPES; i++)
- len += sprintf(buffer + len, "packetsSent[%d] = %d\n", i, rx_stats.packetsSent[i]);
- len += sprintf(buffer + len, "ackPacketsSent = %d\n", rx_stats.ackPacketsSent);
- len += sprintf(buffer + len, "pingPacketsSent = %d\n", rx_stats.pingPacketsSent);
- len += sprintf(buffer + len, "abortPacketsSent = %d\n", rx_stats.abortPacketsSent);
- len += sprintf(buffer + len, "busyPacketsSent = %d\n", rx_stats.busyPacketsSent);
- len += sprintf(buffer + len, "dataPacketsSent = %d\n", rx_stats.dataPacketsSent);
- len += sprintf(buffer + len, "dataPacketsReSent = %d\n", rx_stats.dataPacketsReSent);
- len += sprintf(buffer + len, "dataPacketsPushed = %d\n", rx_stats.dataPacketsPushed);
- len += sprintf(buffer + len, "ignoreAckedPacket = %d\n", rx_stats.ignoreAckedPacket);
- len += sprintf(buffer + len, "totalRtt = %d sec, %d usec\n", rx_stats.totalRtt.sec,
- rx_stats.totalRtt.usec);
- len += sprintf(buffer + len, "minRtt = %d sec, %d usec\n", rx_stats.minRtt.sec,
- rx_stats.minRtt.usec);
- len += sprintf(buffer + len, "maxRtt = %d sec, %d usec\n", rx_stats.maxRtt.sec,
- rx_stats.maxRtt.usec);
- len += sprintf(buffer + len, "nRttSamples = %d\n", rx_stats.nRttSamples);
- len += sprintf(buffer + len, "nServerConns = %d\n", rx_stats.nServerConns);
- len += sprintf(buffer + len, "nClientConns = %d\n", rx_stats.nClientConns);
- len += sprintf(buffer + len, "nPeerStructs = %d\n", rx_stats.nPeerStructs);
- len += sprintf(buffer + len, "nCallStructs = %d\n", rx_stats.nCallStructs);
- len += sprintf(buffer + len, "nFreeCallStructs = %d\n", rx_stats.nFreeCallStructs);
- len += sprintf(buffer + len, "netSendFailures = %d\n", rx_stats.netSendFailures);
- len += sprintf(buffer + len, "fatalErrors = %d\n", rx_stats.fatalErrors);
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-
-int
-rxproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i;
-
- len = 0;
- len += sprintf(buffer + len, "rx_extraQuota = %d\n", rx_extraQuota);
- len += sprintf(buffer + len, "rx_extraPackets = %d\n", rx_extraPackets);
- len += sprintf(buffer + len, "rx_stackSize = %d\n", rx_stackSize);
- len += sprintf(buffer + len, "rx_connDeadTime = %d\n", rx_connDeadTime);
- len += sprintf(buffer + len, "rx_idleConnectionTime = %d\n", rx_idleConnectionTime);
- len += sprintf(buffer + len, "rx_idlePeerTime = %d\n", rx_idlePeerTime);
- len += sprintf(buffer + len, "rx_initSendWindow = %d\n", rx_initSendWindow);
- len += sprintf(buffer + len, "rxi_nSendFrags = %d\n", rxi_nSendFrags);
- len += sprintf(buffer + len, "rx_nPackets = %d\n", rx_nPackets);
- len += sprintf(buffer + len, "rx_nFreePackets = %d\n", rx_nFreePackets);
- len += sprintf(buffer + len, "rx_socket = 0x%lx\n", (unsigned long)rx_socket);
- len += sprintf(buffer + len, "rx_Port = %d\n", rx_port);
- for (i = 0; i < RX_N_PACKET_CLASSES; i++)
- len += sprintf(buffer + len, "\trx_packetQuota[%d] = %d\n", i, rx_packetQuota[i]);
-
- len += sprintf(buffer + len, "rx_nextCid = 0x%x\n", rx_nextCid);
- len += sprintf(buffer + len, "rx_epoch = 0u%u\n", rx_epoch);
- len += sprintf(buffer + len, "rx_waitingForPackets = %x\n", rx_waitingForPackets);
- len += sprintf(buffer + len, "rxi_nCalls = %d\n", rxi_nCalls);
- len += sprintf(buffer + len, "rxi_dataQuota = %d\n", rxi_dataQuota);
- len += sprintf(buffer + len, "rxi_availProcs = %d\n", rxi_availProcs);
- len += sprintf(buffer + len, "rxi_totalMin = %d\n", rxi_totalMin);
- len += sprintf(buffer + len, "rxi_minDeficit = %d\n", rxi_minDeficit);
-
- len += sprintf(buffer + len, "rxevent_nFree = %d\nrxevent_nPosted = %d\n", rxevent_nFree, rxevent_nPosted);
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-
-int
-connproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i, j;
- struct rx_connection *sep;
-
- len = 0;
- for (i = 0, j = 0; i < 256; i++) {
- for (sep = rx_connHashTable[i]; sep; sep = sep->next, j++) {
- len += sprintf(buffer + len, "%lx: next=0x%lx, peer=0x%lx, epoch=0x%x, cid=0x%x, ackRate=%d\n",
- (unsigned long)sep, (unsigned long)sep->next, (unsigned long)sep->peer,
- sep->epoch, sep->cid, sep->ackRate);
- len += sprintf(buffer + len, "\tcall[%lx=%d, %lx=%d, %lx=%d, %lx=%d]\n",
- (unsigned long)sep->call[0], sep->callNumber[0],
- (unsigned long)sep->call[1], sep->callNumber[1],
- (unsigned long)sep->call[2], sep->callNumber[2],
- (unsigned long)sep->call[3], sep->callNumber[3]);
- len += sprintf(buffer + len, "\ttimeout=%d, flags=0x%x, type=0x%x, serviceId=%d, service=0x%lx, refCount=%d\n",
- sep->timeout, sep->flags, sep->type,
- sep->serviceId, (unsigned long)sep->service, sep->refCount);
- len += sprintf(buffer + len, "\tserial=%d, lastSerial=%d, secsUntilDead=%d, secsUntilPing=%d, secIndex=%d\n",
- sep->serial, sep->lastSerial, sep->secondsUntilDead,
- sep->secondsUntilPing, sep->securityIndex);
- len += sprintf(buffer + len, "\terror=%d, secObject=0x%lx, secData=0x%lx, secHeaderSize=%d, secmaxTrailerSize=%d\n",
- sep->error, (unsigned long)sep->securityObject,
- (unsigned long)sep->securityData,
- sep->securityHeaderSize, sep->securityMaxTrailerSize);
- len += sprintf(buffer + len, "\tchallEvent=0x%lx, lastSendTime=0x%x, maxSerial=%d, hardDeadTime=%d\n",
- (unsigned long)sep->challengeEvent, sep->lastSendTime,
- sep->maxSerial, sep->hardDeadTime);
- if (sep->flags & RX_CONN_MAKECALL_WAITING)
- len += sprintf(buffer + len, "\t***** Conn in RX_CONN_MAKECALL_WAITING state *****\n");
-#ifdef RX_ENABLE_LOCKS
- len += sprintf(buffer + len, "\tcall_lock=%d, call_cv=%d, data_lock=%d, refCount=%d\n",
- sep->conn_call_lock, sep->conn_call_cv,
- sep->conn_data_lock, sep->refCount);
-#endif /* RX_ENABLE_LOCKS */
- }
- }
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-
-int
-servicesproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i, j;
- struct rx_service *sentry;
-
- len = 0;
- for (i = 0, j = 0; i < RX_MAX_SERVICES; i++) {
- if ((sentry = rx_services[i])) {
- j++;
- len += sprintf(buffer + len,
- "\t%lx: serviceId=%d, port=%d, serviceName=%s, socket=0x%lx\n",
- (unsigned long)sentry, sentry->serviceId, sentry->servicePort,
- sentry->serviceName, (unsigned long)sentry->socket);
- len += sprintf(buffer + len,
- "\t\tnSecObj=%d, nReqRunning=%d, maxProcs=%d, minProcs=%d, connDeadTime=%d, idleDeadTime=%d\n",
- sentry->nSecurityObjects, sentry->nRequestsRunning,
- sentry->maxProcs, sentry->minProcs,
- sentry->connDeadTime, sentry->idleDeadTime);
- }
- }
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-
-int
-callproc_read(char *buffer, char **start, off_t offset, int count,
- int *eof, void *data)
-{
- int len, i, j, k;
- struct rx_connection *sep;
-
- len = 0;
- for (i = 0, j = 0; i < 256; i++) {
- for (sep = rx_connHashTable[i]; sep; sep = sep->next) {
- for (k = 0; k < RX_MAXCALLS; k++) {
- struct rx_call *call = sep->call[k];
- if (call) {
- j++;
- len += sprintf(buffer + len,
- "%lx: conn=0x%lx, qiheader(0x%lx:0x%lx), tq(0x%lx:0x%lx), rq(0x%lx:0x%lx)\n",
- (unsigned long)call, (unsigned long)call->conn,
- (unsigned long)call->queue_item_header.prev,
- (unsigned long)call->queue_item_header.next,
- (unsigned long)call->tq.prev, (unsigned long)call->tq.next,
- (unsigned long)call->rq.prev, (unsigned long)call->rq.next);
- len += sprintf(buffer + len,
- "\t: curvec=%d, curpos=%lx, nLeft=%d, nFree=%d, currPacket=0x%lx, callNumber=0x%lx\n",
- call->curvec, (unsigned long)call->curpos, call->nLeft,
- call->nFree, (unsigned long)call->currentPacket,
- (unsigned long)call->callNumber);
- len += sprintf(buffer + len,
- "\t: channel=%d, state=0x%x, mode=0x%x, flags=0x%x, localStatus=0x%x, remStatus=0x%x\n",
- call->channel, call->state, call->mode,
- call->flags, call->localStatus,
- call->remoteStatus);
- len += sprintf(buffer + len,
- "\t: error=%d, timeout=0x%x, rnext=0x%x, rprev=0x%x, rwind=0x%x, tfirst=0x%x, tnext=0x%x\n",
- call->error, call->timeout, call->rnext,
- call->rprev, call->rwind, call->tfirst,
- call->tnext);
- len += sprintf(buffer + len,
- "\t: twind=%d, resendEvent=0x%lx, timeoutEvent=0x%lx, keepAliveEvent=0x%lx, delayedAckEvent=0x%lx\n",
- call->twind, (unsigned long)call->resendEvent,
- (unsigned long)call->timeoutEvent,
- (unsigned long)call->keepAliveEvent,
- (unsigned long)call->delayedAckEvent);
- len += sprintf(buffer + len,
- "\t: lastSendTime=0x%x, lastReceiveTime=0x%x, lastAcked=0x%x, startTime=0x%x, startWait=0x%x\n",
- call->lastSendTime, call->lastReceiveTime,
- call->lastAcked, call->startTime.sec,
- call->startWait);
- if (call->flags & RX_CALL_WAIT_PROC)
- len += sprintf(buffer + len,
- "\t******** Call in RX_CALL_WAIT_PROC state **********\n");
- if (call->flags & RX_CALL_WAIT_WINDOW_ALLOC)
- len += sprintf(buffer + len,
- "\t******** Call in RX_CALL_WAIT_WINDOW_ALLOC state **********\n");
- if (call->flags & RX_CALL_READER_WAIT)
- len += sprintf(buffer + len,
- "\t******** Conn in RX_CALL_READER_WAIT state **********\n");
- if (call->flags & RX_CALL_WAIT_PACKETS)
- len += sprintf(buffer + len,
- "\t******** Conn in RX_CALL_WAIT_PACKETS state **********\n");
-#ifdef RX_ENABLE_LOCKS
- len += sprintf(buffer + len,
- "\t: lock=0x%x, cv_twind=0x%x, cv_rq=0x%x, refCount= %d\n",
- call->lock, call->cv_twind, call->cv_rq,
- call->refCount);
-#endif /* RX_ENABLE_LOCKS */
- len += sprintf(buffer + len, "\t: MTU=%d\n", call->MTU);
- }
- }
- }
- }
-
- if (offset >= len) {
- *start = buffer;
- *eof = 1;
- return 0;
- }
- *start = buffer + offset;
- if ((len -= offset) > count)
- return count;
- *eof = 1;
- return len;
-}
-static struct proc_dir_entry *openafs_procfs;
-#if defined(NEED_IOCTL32) && !defined(HAVE_COMPAT_IOCTL)
-static int ioctl32_done;
+#ifdef HAVE_LINUX_KUID_T
+struct user_namespace *afs_ns;
#endif
-#ifdef AFS_LINUX24_ENV
-static int
-afsproc_init(void)
+int __init
+afs_init(void)
{
- struct proc_dir_entry *entry2;
- struct proc_dir_entry *entry1;
- struct proc_dir_entry *entry;
-
- openafs_procfs = proc_mkdir(PROC_FSDIRNAME, proc_root_fs);
- entry1 = create_proc_entry(PROC_SYSCALL_NAME, 0666, openafs_procfs);
-
- entry1->proc_fops = &afs_syscall_fops;
-
- entry1->owner = THIS_MODULE;
-
-#ifdef HAVE_KERNEL_LINUX_SEQ_FILE_H
- entry2 = create_proc_entry(PROC_CELLSERVDB_NAME, 0, openafs_procfs);
- if (entry2)
- entry2->proc_fops = &afs_csdb_operations;
-#else
- entry2 = create_proc_info_entry(PROC_CELLSERVDB_NAME, (S_IFREG|S_IRUGO), openafs_procfs, csdbproc_info);
-#endif
-
- entry = create_proc_read_entry(PROC_PEER_NAME, (S_IFREG|S_IRUGO), openafs_procfs, peerproc_read, NULL);
-
- entry = create_proc_read_entry(PROC_CONN_NAME, (S_IFREG|S_IRUGO), openafs_procfs, connproc_read, NULL);
-
- entry = create_proc_read_entry(PROC_CALL_NAME, (S_IFREG|S_IRUGO), openafs_procfs, connproc_read, NULL);
-
- entry = create_proc_read_entry(PROC_RX_NAME, (S_IFREG|S_IRUGO), openafs_procfs, rxproc_read, NULL);
+ int err;
+ AFS_RWLOCK_INIT(&afs_xosi, "afs_xosi");
- entry = create_proc_read_entry(PROC_SERVICES_NAME, (S_IFREG|S_IRUGO), openafs_procfs, servicesproc_read, NULL);
-
- entry = create_proc_read_entry(PROC_RXSTATS_NAME, (S_IFREG|S_IRUGO), openafs_procfs, rxstatsproc_read, NULL);
-#if defined(NEED_IOCTL32) && !defined(HAVE_COMPAT_IOCTL)
- if (register_ioctl32_conversion(VIOC_SYSCALL32, NULL) == 0)
- ioctl32_done = 1;
-#endif
-
- return 0;
-}
-
-static void
-afsproc_exit(void)
-{
- remove_proc_entry(PROC_RXSTATS_NAME, openafs_procfs);
- remove_proc_entry(PROC_SERVICES_NAME, openafs_procfs);
- remove_proc_entry(PROC_RX_NAME, openafs_procfs);
- remove_proc_entry(PROC_CALL_NAME, openafs_procfs);
- remove_proc_entry(PROC_CONN_NAME, openafs_procfs);
- remove_proc_entry(PROC_PEER_NAME, openafs_procfs);
- remove_proc_entry(PROC_CELLSERVDB_NAME, openafs_procfs);
- remove_proc_entry(PROC_SYSCALL_NAME, openafs_procfs);
- remove_proc_entry(PROC_FSDIRNAME, proc_root_fs);
-#if defined(NEED_IOCTL32) && !defined(HAVE_COMPAT_IOCTL)
- if (ioctl32_done)
- unregister_ioctl32_conversion(VIOC_SYSCALL32);
+#ifdef HAVE_LINUX_KUID_T
+ afs_ns = afs_current_user_ns();
#endif
-}
-#endif
-
-extern asmlinkage long
-afs_syscall(long syscall, long parm1, long parm2, long parm3, long parm4);
-static int
-afs_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
-{
-
- struct afsprocdata sysargs;
-#ifdef NEED_IOCTL32
- struct afsprocdata32 sysargs32;
+ osi_Init();
+#if !defined(AFS_NONFSTRANS)
+ osi_linux_nfssrv_init();
#endif
- if (cmd != VIOC_SYSCALL && cmd != VIOC_SYSCALL32) return -EINVAL;
-
-#ifdef NEED_IOCTL32
-#ifdef AFS_SPARC64_LINUX24_ENV
- if (current->thread.flags & SPARC_FLAG_32BIT)
-#elif defined(AFS_SPARC64_LINUX20_ENV)
- if (current->tss.flags & SPARC_FLAG_32BIT)
-#elif defined(AFS_AMD64_LINUX20_ENV)
-#ifdef AFS_LINUX26_ENV
- if (test_thread_flag(TIF_IA32))
-#else
- if (current->thread.flags & THREAD_IA32)
+#ifndef LINUX_KEYRING_SUPPORT
+ err = osi_syscall_init();
+ if (err)
+ return err;
#endif
-#elif defined(AFS_PPC64_LINUX20_ENV)
-#ifdef AFS_PPC64_LINUX26_ENV
- if (current->thread_info->flags & _TIF_32BIT)
-#else /*Linux 2.6 */
- if (current->thread.flags & PPC_FLAG_32BIT)
-#endif
-#elif defined(AFS_S390X_LINUX26_ENV)
- if (test_thread_flag(TIF_31BIT))
-#elif defined(AFS_S390X_LINUX20_ENV)
- if (current->thread.flags & S390_FLAG_31BIT)
-#else
-#error Not done for this linux type
-#endif
- {
- if (copy_from_user(&sysargs32, (void *)arg,
- sizeof(struct afsprocdata32)))
- return -EFAULT;
-
- return afs_syscall((unsigned long)sysargs32.syscall,
- (unsigned long)sysargs32.param1,
- (unsigned long)sysargs32.param2,
- (unsigned long)sysargs32.param3,
- (unsigned long)sysargs32.param4);
- } else
+ err = afs_init_inodecache();
+ if (err) {
+#ifndef LINUX_KEYRING_SUPPORT
+ osi_syscall_clean();
#endif
- {
- if (copy_from_user(&sysargs, (void *)arg, sizeof(struct afsprocdata)))
- return -EFAULT;
-
- return afs_syscall(sysargs.syscall, sysargs.param1,
- sysargs.param2, sysargs.param3, sysargs.param4);
+ return err;
}
-}
-
-#if defined(HAVE_UNLOCKED_IOCTL) || defined(HAVE_COMPAT_IOCTL)
-static long afs_unlocked_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg) {
- return afs_ioctl(FILE_INODE(file), file, cmd, arg);
-}
-#endif
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
-int __init
-afs_init(void)
-#else
-int
-init_module(void)
+ err = register_filesystem(&afs_fs_type);
+ if (err) {
+ afs_destroy_inodecache();
+#ifndef LINUX_KEYRING_SUPPORT
+ osi_syscall_clean();
#endif
-{
- int e;
- RWLOCK_INIT(&afs_xosi, "afs_xosi");
-
-#if !defined(AFS_LINUX24_ENV)
- /* obtain PAGE_OFFSET value */
- afs_linux_page_offset = get_page_offset();
-
-#ifndef AFS_S390_LINUX22_ENV
- if (afs_linux_page_offset == 0) {
- /* couldn't obtain page offset so can't continue */
- printf("afs: Unable to obtain PAGE_OFFSET. Exiting..");
- return -EIO;
+ return err;
}
-#endif /* AFS_S390_LINUX22_ENV */
-#endif /* !defined(AFS_LINUX24_ENV) */
- osi_Init();
-
- e = osi_syscall_init();
- if (e) return e;
- register_filesystem(&afs_fs_type);
osi_sysctl_init();
-#ifdef AFS_LINUX24_ENV
- afsproc_init();
+#ifdef LINUX_KEYRING_SUPPORT
+ osi_keyring_init();
#endif
+ osi_proc_init();
+ osi_ioctl_init();
+ afs_init_pagecopy();
return 0;
}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
void __exit
afs_cleanup(void)
-#else
-void
-cleanup_module(void)
-#endif
{
+ afs_shutdown_pagecopy();
+
+#ifdef LINUX_KEYRING_SUPPORT
+ osi_keyring_shutdown();
+#endif
osi_sysctl_clean();
+#ifndef LINUX_KEYRING_SUPPORT
osi_syscall_clean();
+#endif
unregister_filesystem(&afs_fs_type);
- osi_linux_free_inode_pages(); /* Invalidate all pages using AFS inodes. */
+ afs_destroy_inodecache();
+#if !defined(AFS_NONFSTRANS)
+ osi_linux_nfssrv_shutdown();
+#endif
+ shutdown_osisleep();
osi_linux_free_afs_memory();
-#ifdef AFS_LINUX24_ENV
- afsproc_exit();
-#endif
+ osi_ioctl_clean();
+ osi_proc_clean();
+
return;
}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
+MODULE_LICENSE("http://www.openafs.org/dl/license10.html");
module_init(afs_init);
module_exit(afs_cleanup);
-#endif
-
-
-#if !defined(AFS_LINUX24_ENV)
-static long
-get_page_offset(void)
-{
-#if defined(AFS_PPC_LINUX22_ENV) || defined(AFS_SPARC64_LINUX20_ENV) || defined(AFS_SPARC_LINUX20_ENV) || defined(AFS_ALPHA_LINUX20_ENV) || defined(AFS_S390_LINUX22_ENV) || defined(AFS_IA64_LINUX20_ENV) || defined(AFS_PARISC_LINUX24_ENV) || defined(AFS_AMD64_LINUX20_ENV) || defined(AFS_PPC64_LINUX20_ENV)
- return PAGE_OFFSET;
-#else
- struct task_struct *p, *q;
-
- /* search backward thru the circular list */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
- read_lock(&tasklist_lock);
-#endif
- /* search backward thru the circular list */
-#ifdef DEFINED_PREV_TASK
- for (q = current; p = q; q = prev_task(p)) {
-#else
- for (p = current; p; p = p->prev_task) {
-#endif
- if (p->pid == 1) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
- read_unlock(&tasklist_lock);
-#endif
- return p->addr_limit.seg;
- }
- }
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
- read_unlock(&tasklist_lock);
-#endif
- return 0;
-#endif
-}
-#endif /* !AFS_LINUX24_ENV */
git://git.openafs.org / openafs.git / blobdiff