#include <afsconfig.h>
#include "afs/param.h"
-RCSID("$Header$");
+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/unistd.h" /* For syscall numbers. */
#include "h/mm.h"
-#include <linux/module.h>
+#ifdef AFS_AMD64_LINUX20_ENV
+#include <asm/ia32_unistd.h>
+#endif
+#ifdef AFS_SPARC64_LINUX20_ENV
+#include <linux/ioctl32.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>
+#include <linux/kernel.h>
#endif
-#ifndef EXPORTED_SYS_CALL_TABLE
-#include <linux/syscall.h>
-#endif
-
-
-#ifdef AFS_SPARC64_LINUX24_ENV
-#define __NR_setgroups32 82 /* This number is not exported for some bizarre reason. */
+#ifdef HAVE_KERNEL_LINUX_SEQ_FILE_H
+#include <linux/seq_file.h>
#endif
-asmlinkage int (*sys_settimeofdayp)(struct timeval *tv, struct timezone *tz);
-asmlinkage long (*sys_setgroupsp)(int gidsetsize, gid_t *grouplist);
-
-#ifdef EXPORTED_SYS_CALL_TABLE
-#ifdef AFS_SPARC64_LINUX20_ENV
-extern unsigned int sys_call_table[]; /* changed to uint because SPARC64 has syscaltable of 32bit items */
-#else
-extern void * sys_call_table[]; /* safer for other linuces */
-#endif
-#else /* EXPORTED_SYS_CALL_TABLE */
-#ifdef AFS_SPARC64_LINUX20_ENV
-static unsigned int *sys_call_table; /* changed to uint because SPARC64 has syscaltable of 32bit items */
-#else
-static void ** sys_call_table; /* safer for other linuces */
-#endif
-#endif
-extern struct file_system_type afs_file_system;
+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)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
+DEFINE_MUTEX(afs_global_lock);
+#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
DECLARE_MUTEX(afs_global_lock);
#else
struct semaphore afs_global_lock = MUTEX;
#endif
int afs_global_owner = 0;
-unsigned long afs_linux_page_offset = 0; /* contains the PAGE_OFFSET value */
-
-/* Since sys_ni_syscall is not exported, I need to cache it in order to restore
- * it.
- */
-#ifdef AFS_SPARC64_LINUX20_ENV
-static unsigned int afs_ni_syscall = 0;
-#else
-static void* afs_ni_syscall = 0;
+#if !defined(AFS_LINUX24_ENV)
+unsigned long afs_linux_page_offset = 0; /* contains the PAGE_OFFSET value */
#endif
-
-#ifdef AFS_SPARC64_LINUX20_ENV
-static unsigned int afs_ni_syscall32 = 0;
-asmlinkage int (*sys32_setgroupsp)(int gidsetsize, __kernel_gid_t32 *grouplist);
-#if defined(__NR_setgroups32)
-asmlinkage int (*sys32_setgroups32p)(int gidsetsize, __kernel_gid_t32 *grouplist);
+
+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
-#ifdef EXPORTED_SYS_CALL_TABLE
-extern unsigned int sys_call_table32[];
+
+static struct file_operations afs_syscall_fops = {
+#ifdef HAVE_UNLOCKED_IOCTL
+ .unlocked_ioctl = afs_unlocked_ioctl,
#else
-static unsigned int *sys_call_table32;
+ .ioctl = afs_ioctl,
#endif
+#ifdef HAVE_COMPAT_IOCTL
+ .compat_ioctl = afs_unlocked_ioctl,
+#endif
+};
-asmlinkage int afs_syscall32(long syscall, long parm1, long parm2, long parm3,
- long parm4, long parm5)
+#ifdef HAVE_KERNEL_LINUX_SEQ_FILE_H
+static void *c_start(struct seq_file *m, loff_t *pos)
{
-__asm__ __volatile__ ("srl %o4, 0, %o4\n\t"
- "mov %o7, %i7\n\t"
- "call afs_syscall\n\t"
- "srl %o5, 0, %o5\n\t"
- "ret\n\t"
- "nop");
+ 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;
}
-#endif
-#ifdef AFS_IA64_LINUX20_ENV
+static void *c_next(struct seq_file *m, void *p, loff_t *pos)
+{
+ struct afs_q *cq = p, *tq;
-asmlinkage long
-afs_syscall_stub(int r0, int r1, long r2, long r3, long r4, long gp)
+ (*pos)++;
+ tq = QNext(cq);
+
+ if (tq == &CellLRU)
+ return NULL;
+
+ return tq;
+}
+
+static void c_stop(struct seq_file *m, void *p)
{
-__asm__ __volatile__ ("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t"
- "mov r41 = b0\n\t" /* save rp */
- "mov out0 = in0\n\t"
- "mov out1 = in1\n\t"
- "mov out2 = in2\n\t"
- "mov out3 = in3\n\t"
- "mov out4 = in4\n\t"
- "mov out5 = gp\n\t" /* save gp */
- ";;\n"
- ".L1: mov r3 = ip\n\t"
- ";;\n\t"
- "addl r15=.fptr_afs_syscall-.L1,r3\n\t"
- ";;\n\t"
- "ld8 r15=[r15]\n\t"
- ";;\n\t"
- "ld8 r16=[r15],8\n\t"
- ";;\n\t"
- "ld8 gp=[r15]\n\t"
- "mov b6=r16\n\t"
- "br.call.sptk.many b0 = b6\n\t"
- ";;\n\t"
- "mov ar.pfs = r42\n\t"
- "mov b0 = r41\n\t"
- "mov gp = r48\n\t" /* restore gp */
- "br.ret.sptk.many b0\n"
- ".fptr_afs_syscall:\n\t"
- "data8 @fptr(afs_syscall)");
+ ReleaseReadLock(&afs_xcell);
}
-asmlinkage long
-afs_xsetgroups_stub(int r0, int r1, long r2, long r3, long r4, long gp)
+static int c_show(struct seq_file *m, void *p)
{
-__asm__ __volatile__ ("alloc r42 = ar.pfs, 8, 3, 6, 0\n\t"
- "mov r41 = b0\n\t" /* save rp */
- "mov out0 = in0\n\t"
- "mov out1 = in1\n\t"
- "mov out2 = in2\n\t"
- "mov out3 = in3\n\t"
- "mov out4 = in4\n\t"
- "mov out5 = gp\n\t" /* save gp */
- ";;\n"
- ".L2: mov r3 = ip\n\t"
- ";;\n\t"
- "addl r15=.fptr_afs_xsetgroups - .L2,r3\n\t"
- ";;\n\t"
- "ld8 r15=[r15]\n\t"
- ";;\n\t"
- "ld8 r16=[r15],8\n\t"
- ";;\n\t"
- "ld8 gp=[r15]\n\t"
- "mov b6=r16\n\t"
- "br.call.sptk.many b0 = b6\n\t"
- ";;\n\t"
- "mov ar.pfs = r42\n\t"
- "mov b0 = r41\n\t"
- "mov gp = r48\n\t" /* restore gp */
- "br.ret.sptk.many b0\n"
- ".fptr_afs_xsetgroups:\n\t"
- "data8 @fptr(afs_xsetgroups)");
+ 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;
}
-struct fptr
+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)
{
- void *ip;
- unsigned long gp;
+ 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,
};
-#endif /* AFS_IA64_LINUX20_ENV */
+#else /* HAVE_KERNEL_LINUX_SEQ_FILE_H */
-#ifdef AFS_LINUX24_ENV
-asmlinkage int (*sys_setgroups32p)(int gidsetsize, __kernel_gid32_t *grouplist);
-#endif
+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;
+ }
+ }
+ }
+ }
-#ifdef AFS_SPARC64_LINUX20_ENV
-#define POINTER2SYSCALL (unsigned int)(unsigned long)
-#define SYSCALL2POINTER (void *)(long)
-#else
-#define POINTER2SYSCALL (void *)
-#define SYSCALL2POINTER (void *)
-#endif
+ ReleaseReadLock(&afs_xcell);
+
+done:
+ *start = buffer + len - (pos - offset);
+ len = pos - offset;
+ if (len > length)
+ len = length;
+ return len;
+}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
-int __init afs_init(void)
-#else
-int init_module(void)
-#endif
+#endif /* HAVE_KERNEL_LINUX_SEQ_FILE_H */
+
+int
+peerproc_read(char *buffer, char **start, off_t offset, int count,
+ int *eof, void *data)
{
-#if defined(AFS_IA64_LINUX20_ENV)
- unsigned long kernel_gp;
- static struct fptr sys_settimeofday, sys_setgroups;
-#endif
- extern int afs_syscall();
- extern long afs_xsetgroups();
-#if defined(__NR_setgroups32)
- extern int afs_xsetgroups32();
-#endif
-#ifdef AFS_SPARC64_LINUX20_ENV
- extern int afs32_xsetgroups();
-#if defined(__NR_setgroups32)
- extern int afs32_xsetgroups32();
-#endif
-#endif
+ 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;
+}
-#ifndef EXPORTED_SYS_CALL_TABLE
- unsigned long *ptr;
- unsigned long offset;
- unsigned long datalen;
- int ret;
- unsigned long token;
- char *mod_name;
- unsigned long mod_start;
- unsigned long mod_end;
- char *sec_name;
- unsigned long sec_start;
- unsigned long sec_end;
- char *sym_name;
- unsigned long sym_start;
- unsigned long sym_end;
-#endif
+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;
+}
- RWLOCK_INIT(&afs_xosi, "afs_xosi");
+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;
+}
- /* obtain PAGE_OFFSET value */
- afs_linux_page_offset = get_page_offset();
+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;
+}
-#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;
+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);
+ }
}
-#endif
-#ifndef EXPORTED_SYS_CALL_TABLE
- sys_call_table=0;
-
-#ifdef EXPORTED_KALLSYMS_SYMBOL
- ret=1;
- token=0;
- while (ret) {
- sym_start=0;
- ret=kallsyms_symbol_to_address("sys_call_table", &token, &mod_name,
- &mod_start, &mod_end, &sec_name, &sec_start, &sec_end,
- &sym_name, &sym_start, &sym_end);
- if (ret && !strcmp(mod_name, "kernel"))
- break;
+
+ if (offset >= len) {
+ *start = buffer;
+ *eof = 1;
+ return 0;
}
- if (ret && sym_start) {
- sys_call_table=sym_start;
+ *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);
+ }
+ }
+ }
}
-#else
-#ifdef EXPORTED_KALLSYMS_ADDRESS
- ret=kallsyms_address_to_symbol((unsigned long)&init_mm, &mod_name,
- &mod_start, &mod_end, &sec_name, &sec_start, &sec_end,
- &sym_name, &sym_start, &sym_end);
- ptr=(unsigned long *)sec_start;
- datalen=(sec_end-sec_start)/sizeof(unsigned long);
-#else
-#if defined(AFS_IA64_LINUX20_ENV)
- ptr = (unsigned long *) (&sys_close - 0x180000);
- datalen=0x180000/sizeof(ptr);
-#else
- ptr=(unsigned long *)&init_mm;
- datalen=16384;
-#endif
+
+ 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;
#endif
- for (offset=0;offset <datalen;ptr++,offset++) {
-#if defined(AFS_IA64_LINUX20_ENV)
- unsigned long close_ip=(unsigned long) ((struct fptr *)&sys_close)->ip;
- unsigned long chdir_ip=(unsigned long) ((struct fptr *)&sys_chdir)->ip;
- unsigned long write_ip=(unsigned long) ((struct fptr *)&sys_write)->ip;
- if (ptr[0] == close_ip &&
- ptr[__NR_chdir - __NR_close] == chdir_ip &&
- ptr[__NR_write - __NR_close] == write_ip) {
- sys_call_table=(void *) &(ptr[ -1 * (__NR_close-1024)]);
- break;
- }
-#else
-#if defined(EXPORTED_SYS_CHDIR) && defined(EXPORTED_SYS_CLOSE)
- if (ptr[0] == (unsigned long)&sys_close &&
- ptr[__NR_chdir - __NR_close] == (unsigned long)&sys_chdir) {
- sys_call_table=ptr - __NR_close;
- break;
- }
+
+#ifdef AFS_LINUX24_ENV
+static int
+afsproc_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
- if (ptr[0] == (unsigned long)&sys_exit &&
- ptr[__NR_open - __NR_exit] == (unsigned long)&sys_open) {
- sys_call_table=ptr - __NR_exit;
- break;
- }
+ 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);
+
+ 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);
#endif
- }
-#ifdef EXPORTED_KALLSYMS_ADDRESS
- ret=kallsyms_address_to_symbol((unsigned long)sys_call_table, &mod_name,
- &mod_start, &mod_end, &sec_name, &sec_start, &sec_end,
- &sym_name, &sym_start, &sym_end);
- if (ret && strcmp(sym_name, "sys_call_table"))
- sys_call_table=0;
+}
#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;
#endif
- if (!sys_call_table) {
- printf("Failed to find address of sys_call_table\n");
- return -EIO;
+
+ if (cmd != VIOC_SYSCALL && cmd != VIOC_SYSCALL32) return -EINVAL;
+
+#ifdef NEED_IOCTL32
+#ifdef AFS_LINUX26_ENV
+#ifdef AFS_S390X_LINUX26_ENV
+ if (test_thread_flag(TIF_31BIT))
+#elif AFS_AMD64_LINUX20_ENV
+ if (test_thread_flag(TIF_IA32))
+#else
+ if (test_thread_flag(TIF_32BIT))
+#endif /* AFS_S390X_LINUX26_ENV */
+#else
+#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)
+ if (current->thread.flags & THREAD_IA32)
+#elif defined(AFS_PPC64_LINUX20_ENV)
+ if (current->thread.flags & PPC_FLAG_32BIT)
+#elif defined(AFS_S390X_LINUX20_ENV)
+ if (current->thread.flags & S390_FLAG_31BIT)
+#else
+#error Not done for this linux type
+#endif /* AFS_LINUX26_ENV */
+#endif /* NEED_IOCTL32 */
+ {
+ 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
+#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);
}
- printf("Found sys_call_table at %x\n", sys_call_table);
-# ifdef AFS_SPARC64_LINUX20_ENV
- error cant support this yet.
-#endif
-#endif /* EXPORTED_SYS_CALL_TABLE */
-
- /* Initialize pointers to kernel syscalls. */
-#if defined(AFS_IA64_LINUX20_ENV)
- kernel_gp = ((struct fptr *)printk)->gp;
+}
- sys_settimeofdayp = (void *) &sys_settimeofday;
+#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
- ((struct fptr *)sys_settimeofdayp)->ip =
- SYSCALL2POINTER sys_call_table[__NR_settimeofday - 1024];
- ((struct fptr *)sys_settimeofdayp)->gp = kernel_gp;
-
-#else /* !AFS_IA64_LINUX20_ENV */
- sys_settimeofdayp = SYSCALL2POINTER sys_call_table[__NR_settimeofday];
-#endif /* AFS_IA64_LINUX20_ENV */
-
- /* setup AFS entry point. */
- if (
-#if defined(AFS_IA64_LINUX20_ENV)
- SYSCALL2POINTER sys_call_table[__NR_afs_syscall - 1024]
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
+int __init
+afs_init(void)
#else
- SYSCALL2POINTER sys_call_table[__NR_afs_syscall]
+int
+init_module(void)
#endif
- == afs_syscall) {
- printf("AFS syscall entry point already in use!\n");
- return -EBUSY;
- }
+{
+ int err;
+ RWLOCK_INIT(&afs_xosi, "afs_xosi");
-#if defined(AFS_IA64_LINUX20_ENV)
- afs_ni_syscall = sys_call_table[__NR_afs_syscall - 1024];
- sys_call_table[__NR_afs_syscall - 1024] = POINTER2SYSCALL ((struct fptr *)afs_syscall_stub)->ip;
-#else /* AFS_IA64_LINUX20_ENV */
- afs_ni_syscall = sys_call_table[__NR_afs_syscall];
- sys_call_table[__NR_afs_syscall] = POINTER2SYSCALL afs_syscall;
-# ifdef AFS_SPARC64_LINUX20_ENV
- afs_ni_syscall32 = sys_call_table32[__NR_afs_syscall];
- sys_call_table32[__NR_afs_syscall] = POINTER2SYSCALL afs_syscall32;
-# endif
-#endif /* AFS_IA64_LINUX20_ENV */
+#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;
+ }
+#endif /* AFS_S390_LINUX22_ENV */
+#endif /* !defined(AFS_LINUX24_ENV) */
osi_Init();
- register_filesystem(&afs_file_system);
-
- /* Intercept setgroups calls */
-#if defined(AFS_IA64_LINUX20_ENV)
- sys_setgroupsp = (void *) &sys_setgroups;
-
- ((struct fptr *)sys_setgroupsp)->ip =
- SYSCALL2POINTER sys_call_table[__NR_setgroups - 1024];
- ((struct fptr *)sys_setgroupsp)->gp = kernel_gp;
-
- sys_call_table[__NR_setgroups - 1024] = POINTER2SYSCALL ((struct fptr *)afs_xsetgroups_stub)->ip;
-#else /* AFS_IA64_LINUX20_ENV */
- sys_setgroupsp = SYSCALL2POINTER sys_call_table[__NR_setgroups];
- sys_call_table[__NR_setgroups] = POINTER2SYSCALL afs_xsetgroups;
-# ifdef AFS_SPARC64_LINUX20_ENV
- sys32_setgroupsp = SYSCALL2POINTER sys_call_table32[__NR_setgroups];
- sys_call_table32[__NR_setgroups] = POINTER2SYSCALL afs32_xsetgroups;
-# endif
-# if defined(__NR_setgroups32)
- sys_setgroups32p = SYSCALL2POINTER sys_call_table[__NR_setgroups32];
- sys_call_table[__NR_setgroups32] = POINTER2SYSCALL afs_xsetgroups32;
-# ifdef AFS_SPARC64_LINUX20_ENV
- sys32_setgroups32p = SYSCALL2POINTER sys_call_table32[__NR_setgroups32];
- sys_call_table32[__NR_setgroups32] = POINTER2SYSCALL afs32_xsetgroups32;
-# endif
-# endif
-#endif /* AFS_IA64_LINUX20_ENV */
+ err = osi_syscall_init();
+ if (err)
+ return err;
+ err = afs_init_inodecache();
+ if (err)
+ return err;
+ register_filesystem(&afs_fs_type);
osi_sysctl_init();
+#ifdef AFS_LINUX24_ENV
+ afsproc_init();
+#endif
return 0;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
-void __exit afs_cleanup(void)
+void __exit
+afs_cleanup(void)
#else
-void cleanup_module(void)
+void
+cleanup_module(void)
#endif
{
- struct task_struct *t;
-
osi_sysctl_clean();
+ osi_syscall_clean();
+ unregister_filesystem(&afs_fs_type);
-#if defined(AFS_IA64_LINUX20_ENV)
- sys_call_table[__NR_setgroups - 1024] = POINTER2SYSCALL ((struct fptr *) sys_setgroupsp)->ip;
- sys_call_table[__NR_afs_syscall - 1024] = afs_ni_syscall;
-#else /* AFS_IA64_LINUX20_ENV */
- sys_call_table[__NR_setgroups] = POINTER2SYSCALL sys_setgroupsp;
- sys_call_table[__NR_afs_syscall] = afs_ni_syscall;
-# ifdef AFS_SPARC64_LINUX20_ENV
- sys_call_table32[__NR_setgroups] = POINTER2SYSCALL sys32_setgroupsp;
- sys_call_table32[__NR_afs_syscall] = afs_ni_syscall32;
-# endif
-# if defined(__NR_setgroups32)
- sys_call_table[__NR_setgroups32] = POINTER2SYSCALL sys_setgroups32p;
-# ifdef AFS_SPARC64_LINUX20_ENV
- sys_call_table32[__NR_setgroups32] = POINTER2SYSCALL sys32_setgroups32p;
-# endif
-# endif
-#endif /* AFS_IA64_LINUX20_ENV */
- unregister_filesystem(&afs_file_system);
-
- osi_linux_free_inode_pages(); /* Invalidate all pages using AFS inodes. */
+ afs_destroy_inodecache();
osi_linux_free_afs_memory();
+#ifdef AFS_LINUX24_ENV
+ afsproc_exit();
+#endif
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
-static long get_page_offset(void)
+#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)
+#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;
#endif
/* search backward thru the circular list */
#ifdef DEFINED_PREV_TASK
- for(q = current; p = q; q = prev_task(p)) {
+ for (q = current; p = q; q = prev_task(p)) {
#else
- for(p = current; p; p = p->prev_task) {
+ for (p = current; p; p = p->prev_task) {
#endif
- if (p->pid == 1) {
+ if (p->pid == 1) {
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
- read_unlock(&tasklist_lock);
+ read_unlock(&tasklist_lock);
#endif
- return p->addr_limit.seg;
- }
+ return p->addr_limit.seg;
+ }
}
-
+
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
read_unlock(&tasklist_lock);
#endif
- return 0;
+ return 0;
#endif
}
+#endif /* !AFS_LINUX24_ENV */
git://git.openafs.org / openafs.git / blobdiff