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btrfs: fix double-free 'tree_root' in 'btrfs_mount()'
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / arch / parisc / hpux / sys_hpux.c
blob6ab9580b0b0091ae2fd888998754475bef7d52f5
1 /*
2 * Implements HPUX syscalls.
3 *
4 * Copyright (C) 1999 Matthew Wilcox <willy with parisc-linux.org>
5 * Copyright (C) 2000 Philipp Rumpf
6 * Copyright (C) 2000 John Marvin <jsm with parisc-linux.org>
7 * Copyright (C) 2000 Michael Ang <mang with subcarrier.org>
8 * Copyright (C) 2001 Nathan Neulinger <nneul at umr.edu>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 */
24
25 #include <linux/capability.h>
26 #include <linux/file.h>
27 #include <linux/fs.h>
28 #include <linux/namei.h>
29 #include <linux/sched.h>
30 #include <linux/slab.h>
31 #include <linux/syscalls.h>
32 #include <linux/utsname.h>
33 #include <linux/vfs.h>
34 #include <linux/vmalloc.h>
35
36 #include <asm/errno.h>
37 #include <asm/pgalloc.h>
38 #include <asm/uaccess.h>
39
40 unsigned long hpux_brk(unsigned long addr)
41 {
42 /* Sigh. Looks like HP/UX libc relies on kernel bugs. */
43 return sys_brk(addr + PAGE_SIZE);
44 }
45
46 int hpux_sbrk(void)
47 {
48 return -ENOSYS;
49 }
50
51 /* Random other syscalls */
52
53 int hpux_nice(int priority_change)
54 {
55 return -ENOSYS;
56 }
57
58 int hpux_ptrace(void)
59 {
60 return -ENOSYS;
61 }
62
63 int hpux_wait(int __user *stat_loc)
64 {
65 return sys_waitpid(-1, stat_loc, 0);
66 }
67
68 int hpux_setpgrp(void)
69 {
70 return sys_setpgid(0,0);
71 }
72
73 int hpux_setpgrp3(void)
74 {
75 return hpux_setpgrp();
76 }
77
78 #define _SC_CPU_VERSION 10001
79 #define _SC_OPEN_MAX 4
80 #define CPU_PA_RISC1_1 0x210
81
82 int hpux_sysconf(int which)
83 {
84 switch (which) {
85 case _SC_CPU_VERSION:
86 return CPU_PA_RISC1_1;
87 case _SC_OPEN_MAX:
88 return INT_MAX;
89 default:
90 return -EINVAL;
91 }
92 }
93
94 /*****************************************************************************/
95
96 #define HPUX_UTSLEN 9
97 #define HPUX_SNLEN 15
98
99 struct hpux_utsname {
100 char sysname[HPUX_UTSLEN];
101 char nodename[HPUX_UTSLEN];
102 char release[HPUX_UTSLEN];
103 char version[HPUX_UTSLEN];
104 char machine[HPUX_UTSLEN];
105 char idnumber[HPUX_SNLEN];
106 } ;
107
108 struct hpux_ustat {
109 int32_t f_tfree; /* total free (daddr_t) */
110 u_int32_t f_tinode; /* total inodes free (ino_t) */
111 char f_fname[6]; /* filsys name */
112 char f_fpack[6]; /* filsys pack name */
113 u_int32_t f_blksize; /* filsys block size (int) */
114 };
115
116 /*
117 * HPUX's utssys() call. It's a collection of miscellaneous functions,
118 * alas, so there's no nice way of splitting them up.
119 */
120
121 /* This function is called from hpux_utssys(); HP-UX implements
122 * ustat() as an option to utssys().
123 *
124 * Now, struct ustat on HP-UX is exactly the same as on Linux, except
125 * that it contains one addition field on the end, int32_t f_blksize.
126 * So, we could have written this function to just call the Linux
127 * sys_ustat(), (defined in linux/fs/super.c), and then just
128 * added this additional field to the user's structure. But I figure
129 * if we're gonna be digging through filesystem structures to get
130 * this, we might as well just do the whole enchilada all in one go.
131 *
132 * So, most of this function is almost identical to sys_ustat().
133 * I have placed comments at the few lines changed or added, to
134 * aid in porting forward if and when sys_ustat() is changed from
135 * its form in kernel 2.2.5.
136 */
137 static int hpux_ustat(dev_t dev, struct hpux_ustat __user *ubuf)
138 {
139 struct super_block *s;
140 struct hpux_ustat tmp; /* Changed to hpux_ustat */
141 struct kstatfs sbuf;
142 int err = -EINVAL;
143
144 s = user_get_super(dev);
145 if (s == NULL)
146 goto out;
147 err = statfs_by_dentry(s->s_root, &sbuf);
148 drop_super(s);
149 if (err)
150 goto out;
151
152 memset(&tmp,0,sizeof(tmp));
153
154 tmp.f_tfree = (int32_t)sbuf.f_bfree;
155 tmp.f_tinode = (u_int32_t)sbuf.f_ffree;
156 tmp.f_blksize = (u_int32_t)sbuf.f_bsize; /* Added this line */
157
158 err = copy_to_user(ubuf, &tmp, sizeof(tmp)) ? -EFAULT : 0;
159 out:
160 return err;
161 }
162
163 /*
164 * Wrapper for hpux statfs call. At the moment, just calls the linux native one
165 * and ignores the extra fields at the end of the hpux statfs struct.
166 *
167 */
168
169 typedef int32_t hpux_fsid_t[2]; /* file system ID type */
170 typedef uint16_t hpux_site_t;
171
172 struct hpux_statfs {
173 int32_t f_type; /* type of info, zero for now */
174 int32_t f_bsize; /* fundamental file system block size */
175 int32_t f_blocks; /* total blocks in file system */
176 int32_t f_bfree; /* free block in fs */
177 int32_t f_bavail; /* free blocks avail to non-superuser */
178 int32_t f_files; /* total file nodes in file system */
179 int32_t f_ffree; /* free file nodes in fs */
180 hpux_fsid_t f_fsid; /* file system ID */
181 int32_t f_magic; /* file system magic number */
182 int32_t f_featurebits; /* file system features */
183 int32_t f_spare[4]; /* spare for later */
184 hpux_site_t f_cnode; /* cluster node where mounted */
185 int16_t f_pad;
186 };
187
188 static int do_statfs_hpux(struct kstatfs *st, struct hpux_statfs __user *p)
189 {
190 struct hpux_statfs buf;
191 memset(&buf, 0, sizeof(buf));
192 buf.f_type = st->f_type;
193 buf.f_bsize = st->f_bsize;
194 buf.f_blocks = st->f_blocks;
195 buf.f_bfree = st->f_bfree;
196 buf.f_bavail = st->f_bavail;
197 buf.f_files = st->f_files;
198 buf.f_ffree = st->f_ffree;
199 buf.f_fsid[0] = st->f_fsid.val[0];
200 buf.f_fsid[1] = st->f_fsid.val[1];
201 if (copy_to_user(p, &buf, sizeof(buf)))
202 return -EFAULT;
203 return 0;
204 }
205
206 /* hpux statfs */
207 asmlinkage long hpux_statfs(const char __user *pathname,
208 struct hpux_statfs __user *buf)
209 {
210 struct kstatfs st;
211 int error = user_statfs(pathname, &st);
212 if (!error)
213 error = do_statfs_hpux(&st, buf);
214 return error;
215 }
216
217 asmlinkage long hpux_fstatfs(unsigned int fd, struct hpux_statfs __user * buf)
218 {
219 struct kstatfs st;
220 int error = fd_statfs(fd, &st);
221 if (!error)
222 error = do_statfs_hpux(&st, buf);
223 return error;
224 }
225
226
227 /* This function is called from hpux_utssys(); HP-UX implements
228 * uname() as an option to utssys().
229 *
230 * The form of this function is pretty much copied from sys_olduname(),
231 * defined in linux/arch/i386/kernel/sys_i386.c.
232 */
233 /* TODO: Are these put_user calls OK? Should they pass an int?
234 * (I copied it from sys_i386.c like this.)
235 */
236 static int hpux_uname(struct hpux_utsname __user *name)
237 {
238 int error;
239
240 if (!name)
241 return -EFAULT;
242 if (!access_ok(VERIFY_WRITE,name,sizeof(struct hpux_utsname)))
243 return -EFAULT;
244
245 down_read(&uts_sem);
246
247 error = __copy_to_user(&name->sysname, &utsname()->sysname,
248 HPUX_UTSLEN - 1);
249 error |= __put_user(0, name->sysname + HPUX_UTSLEN - 1);
250 error |= __copy_to_user(&name->nodename, &utsname()->nodename,
251 HPUX_UTSLEN - 1);
252 error |= __put_user(0, name->nodename + HPUX_UTSLEN - 1);
253 error |= __copy_to_user(&name->release, &utsname()->release,
254 HPUX_UTSLEN - 1);
255 error |= __put_user(0, name->release + HPUX_UTSLEN - 1);
256 error |= __copy_to_user(&name->version, &utsname()->version,
257 HPUX_UTSLEN - 1);
258 error |= __put_user(0, name->version + HPUX_UTSLEN - 1);
259 error |= __copy_to_user(&name->machine, &utsname()->machine,
260 HPUX_UTSLEN - 1);
261 error |= __put_user(0, name->machine + HPUX_UTSLEN - 1);
262
263 up_read(&uts_sem);
264
265 /* HP-UX utsname has no domainname field. */
266
267 /* TODO: Implement idnumber!!! */
268 #if 0
269 error |= __put_user(0,name->idnumber);
270 error |= __put_user(0,name->idnumber+HPUX_SNLEN-1);
271 #endif
272
273 error = error ? -EFAULT : 0;
274
275 return error;
276 }
277
278 /* Note: HP-UX just uses the old suser() function to check perms
279 * in this system call. We'll use capable(CAP_SYS_ADMIN).
280 */
281 int hpux_utssys(char __user *ubuf, int n, int type)
282 {
283 int len;
284 int error;
285 switch( type ) {
286 case 0:
287 /* uname(): */
288 return hpux_uname((struct hpux_utsname __user *)ubuf);
289 break ;
290 case 1:
291 /* Obsolete (used to be umask().) */
292 return -EFAULT ;
293 break ;
294 case 2:
295 /* ustat(): */
296 return hpux_ustat(new_decode_dev(n),
297 (struct hpux_ustat __user *)ubuf);
298 break;
299 case 3:
300 /* setuname():
301 *
302 * On linux (unlike HP-UX), utsname.nodename
303 * is the same as the hostname.
304 *
305 * sys_sethostname() is defined in linux/kernel/sys.c.
306 */
307 if (!capable(CAP_SYS_ADMIN))
308 return -EPERM;
309 /* Unlike Linux, HP-UX returns an error if n==0: */
310 if ( n <= 0 )
311 return -EINVAL ;
312 /* Unlike Linux, HP-UX truncates it if n is too big: */
313 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
314 return sys_sethostname(ubuf, len);
315 break ;
316 case 4:
317 /* sethostname():
318 *
319 * sys_sethostname() is defined in linux/kernel/sys.c.
320 */
321 if (!capable(CAP_SYS_ADMIN))
322 return -EPERM;
323 /* Unlike Linux, HP-UX returns an error if n==0: */
324 if ( n <= 0 )
325 return -EINVAL ;
326 /* Unlike Linux, HP-UX truncates it if n is too big: */
327 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
328 return sys_sethostname(ubuf, len);
329 break ;
330 case 5:
331 /* gethostname():
332 *
333 * sys_gethostname() is defined in linux/kernel/sys.c.
334 */
335 /* Unlike Linux, HP-UX returns an error if n==0: */
336 if ( n <= 0 )
337 return -EINVAL ;
338 return sys_gethostname(ubuf, n);
339 break ;
340 case 6:
341 /* Supposedly called from setuname() in libc.
342 * TODO: When and why is this called?
343 * Is it ever even called?
344 *
345 * This code should look a lot like sys_sethostname(),
346 * defined in linux/kernel/sys.c. If that gets updated,
347 * update this code similarly.
348 */
349 if (!capable(CAP_SYS_ADMIN))
350 return -EPERM;
351 /* Unlike Linux, HP-UX returns an error if n==0: */
352 if ( n <= 0 )
353 return -EINVAL ;
354 /* Unlike Linux, HP-UX truncates it if n is too big: */
355 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
356 /**/
357 /* TODO: print a warning about using this? */
358 down_write(&uts_sem);
359 error = -EFAULT;
360 if (!copy_from_user(utsname()->sysname, ubuf, len)) {
361 utsname()->sysname[len] = 0;
362 error = 0;
363 }
364 up_write(&uts_sem);
365 return error;
366 break ;
367 case 7:
368 /* Sets utsname.release, if you're allowed.
369 * Undocumented. Used by swinstall to change the
370 * OS version, during OS updates. Yuck!!!
371 *
372 * This code should look a lot like sys_sethostname()
373 * in linux/kernel/sys.c. If that gets updated, update
374 * this code similarly.
375 */
376 if (!capable(CAP_SYS_ADMIN))
377 return -EPERM;
378 /* Unlike Linux, HP-UX returns an error if n==0: */
379 if ( n <= 0 )
380 return -EINVAL ;
381 /* Unlike Linux, HP-UX truncates it if n is too big: */
382 len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ;
383 /**/
384 /* TODO: print a warning about this? */
385 down_write(&uts_sem);
386 error = -EFAULT;
387 if (!copy_from_user(utsname()->release, ubuf, len)) {
388 utsname()->release[len] = 0;
389 error = 0;
390 }
391 up_write(&uts_sem);
392 return error;
393 break ;
394 default:
395 /* This system call returns -EFAULT if given an unknown type.
396 * Why not -EINVAL? I don't know, it's just not what they did.
397 */
398 return -EFAULT ;
399 }
400 }
401
402 int hpux_getdomainname(char __user *name, int len)
403 {
404 int nlen;
405 int err = -EFAULT;
406
407 down_read(&uts_sem);
408
409 nlen = strlen(utsname()->domainname) + 1;
410
411 if (nlen < len)
412 len = nlen;
413 if(len > __NEW_UTS_LEN)
414 goto done;
415 if(copy_to_user(name, utsname()->domainname, len))
416 goto done;
417 err = 0;
418 done:
419 up_read(&uts_sem);
420 return err;
421
422 }
423
424 int hpux_pipe(int *kstack_fildes)
425 {
426 return do_pipe_flags(kstack_fildes, 0);
427 }
428
429 /* lies - says it works, but it really didn't lock anything */
430 int hpux_lockf(int fildes, int function, off_t size)
431 {
432 return 0;
433 }
434
435 int hpux_sysfs(int opcode, unsigned long arg1, unsigned long arg2)
436 {
437 char *fsname = NULL;
438 int len = 0;
439 int fstype;
440
441 /*Unimplemented HP-UX syscall emulation. Syscall #334 (sysfs)
442 Args: 1 80057bf4 0 400179f0 0 0 0 */
443 printk(KERN_DEBUG "in hpux_sysfs\n");
444 printk(KERN_DEBUG "hpux_sysfs called with opcode = %d\n", opcode);
445 printk(KERN_DEBUG "hpux_sysfs called with arg1='%lx'\n", arg1);
446
447 if ( opcode == 1 ) { /* GETFSIND */
448 char __user *user_fsname = (char __user *)arg1;
449 len = strlen_user(user_fsname);
450 printk(KERN_DEBUG "len of arg1 = %d\n", len);
451 if (len == 0)
452 return 0;
453 fsname = kmalloc(len, GFP_KERNEL);
454 if (!fsname) {
455 printk(KERN_DEBUG "failed to kmalloc fsname\n");
456 return 0;
457 }
458
459 if (copy_from_user(fsname, user_fsname, len)) {
460 printk(KERN_DEBUG "failed to copy_from_user fsname\n");
461 kfree(fsname);
462 return 0;
463 }
464
465 /* String could be altered by userspace after strlen_user() */
466 fsname[len] = '\0';
467
468 printk(KERN_DEBUG "that is '%s' as (char *)\n", fsname);
469 if ( !strcmp(fsname, "hfs") ) {
470 fstype = 0;
471 } else {
472 fstype = 0;
473 }
474
475 kfree(fsname);
476
477 printk(KERN_DEBUG "returning fstype=%d\n", fstype);
478 return fstype; /* something other than default */
479 }
480
481
482 return 0;
483 }
484
485
486 /* Table of syscall names and handle for unimplemented routines */
487 static const char * const syscall_names[] = {
488 "nosys", /* 0 */
489 "exit",
490 "fork",
491 "read",
492 "write",
493 "open", /* 5 */
494 "close",
495 "wait",
496 "creat",
497 "link",
498 "unlink", /* 10 */
499 "execv",
500 "chdir",
501 "time",
502 "mknod",
503 "chmod", /* 15 */
504 "chown",
505 "brk",
506 "lchmod",
507 "lseek",
508 "getpid", /* 20 */
509 "mount",
510 "umount",
511 "setuid",
512 "getuid",
513 "stime", /* 25 */
514 "ptrace",
515 "alarm",
516 NULL,
517 "pause",
518 "utime", /* 30 */
519 "stty",
520 "gtty",
521 "access",
522 "nice",
523 "ftime", /* 35 */
524 "sync",
525 "kill",
526 "stat",
527 "setpgrp3",
528 "lstat", /* 40 */
529 "dup",
530 "pipe",
531 "times",
532 "profil",
533 "ki_call", /* 45 */
534 "setgid",
535 "getgid",
536 NULL,
537 NULL,
538 NULL, /* 50 */
539 "acct",
540 "set_userthreadid",
541 NULL,
542 "ioctl",
543 "reboot", /* 55 */
544 "symlink",
545 "utssys",
546 "readlink",
547 "execve",
548 "umask", /* 60 */
549 "chroot",
550 "fcntl",
551 "ulimit",
552 NULL,
553 NULL, /* 65 */
554 "vfork",
555 NULL,
556 NULL,
557 NULL,
558 NULL, /* 70 */
559 "mmap",
560 NULL,
561 "munmap",
562 "mprotect",
563 "madvise", /* 75 */
564 "vhangup",
565 "swapoff",
566 NULL,
567 "getgroups",
568 "setgroups", /* 80 */
569 "getpgrp2",
570 "setpgid/setpgrp2",
571 "setitimer",
572 "wait3",
573 "swapon", /* 85 */
574 "getitimer",
575 NULL,
576 NULL,
577 NULL,
578 "dup2", /* 90 */
579 NULL,
580 "fstat",
581 "select",
582 NULL,
583 "fsync", /* 95 */
584 "setpriority",
585 NULL,
586 NULL,
587 NULL,
588 "getpriority", /* 100 */
589 NULL,
590 NULL,
591 NULL,
592 NULL,
593 NULL, /* 105 */
594 NULL,
595 NULL,
596 "sigvector",
597 "sigblock",
598 "sigsetmask", /* 110 */
599 "sigpause",
600 "sigstack",
601 NULL,
602 NULL,
603 NULL, /* 115 */
604 "gettimeofday",
605 "getrusage",
606 NULL,
607 NULL,
608 "readv", /* 120 */
609 "writev",
610 "settimeofday",
611 "fchown",
612 "fchmod",
613 NULL, /* 125 */
614 "setresuid",
615 "setresgid",
616 "rename",
617 "truncate",
618 "ftruncate", /* 130 */
619 NULL,
620 "sysconf",
621 NULL,
622 NULL,
623 NULL, /* 135 */
624 "mkdir",
625 "rmdir",
626 NULL,
627 "sigcleanup",
628 "setcore", /* 140 */
629 NULL,
630 "gethostid",
631 "sethostid",
632 "getrlimit",
633 "setrlimit", /* 145 */
634 NULL,
635 NULL,
636 "quotactl",
637 "get_sysinfo",
638 NULL, /* 150 */
639 "privgrp",
640 "rtprio",
641 "plock",
642 NULL,
643 "lockf", /* 155 */
644 "semget",
645 NULL,
646 "semop",
647 "msgget",
648 NULL, /* 160 */
649 "msgsnd",
650 "msgrcv",
651 "shmget",
652 NULL,
653 "shmat", /* 165 */
654 "shmdt",
655 NULL,
656 "csp/nsp_init",
657 "cluster",
658 "mkrnod", /* 170 */
659 "test",
660 "unsp_open",
661 NULL,
662 "getcontext",
663 "osetcontext", /* 175 */
664 "bigio",
665 "pipenode",
666 "lsync",
667 "getmachineid",
668 "cnodeid/mysite", /* 180 */
669 "cnodes/sitels",
670 "swapclients",
671 "rmtprocess",
672 "dskless_stats",
673 "sigprocmask", /* 185 */
674 "sigpending",
675 "sigsuspend",
676 "sigaction",
677 NULL,
678 "nfssvc", /* 190 */
679 "getfh",
680 "getdomainname",
681 "setdomainname",
682 "async_daemon",
683 "getdirentries", /* 195 */
684 NULL,
685 NULL,
686 "vfsmount",
687 NULL,
688 "waitpid", /* 200 */
689 NULL,
690 NULL,
691 NULL,
692 NULL,
693 NULL, /* 205 */
694 NULL,
695 NULL,
696 NULL,
697 NULL,
698 NULL, /* 210 */
699 NULL,
700 NULL,
701 NULL,
702 NULL,
703 NULL, /* 215 */
704 NULL,
705 NULL,
706 NULL,
707 NULL,
708 NULL, /* 220 */
709 NULL,
710 NULL,
711 NULL,
712 "sigsetreturn",
713 "sigsetstatemask", /* 225 */
714 "bfactl",
715 "cs",
716 "cds",
717 NULL,
718 "pathconf", /* 230 */
719 "fpathconf",
720 NULL,
721 NULL,
722 "nfs_fcntl",
723 "ogetacl", /* 235 */
724 "ofgetacl",
725 "osetacl",
726 "ofsetacl",
727 "pstat",
728 "getaudid", /* 240 */
729 "setaudid",
730 "getaudproc",
731 "setaudproc",
732 "getevent",
733 "setevent", /* 245 */
734 "audwrite",
735 "audswitch",
736 "audctl",
737 "ogetaccess",
738 "fsctl", /* 250 */
739 "ulconnect",
740 "ulcontrol",
741 "ulcreate",
742 "uldest",
743 "ulrecv", /* 255 */
744 "ulrecvcn",
745 "ulsend",
746 "ulshutdown",
747 "swapfs",
748 "fss", /* 260 */
749 NULL,
750 NULL,
751 NULL,
752 NULL,
753 NULL, /* 265 */
754 NULL,
755 "tsync",
756 "getnumfds",
757 "poll",
758 "getmsg", /* 270 */
759 "putmsg",
760 "fchdir",
761 "getmount_cnt",
762 "getmount_entry",
763 "accept", /* 275 */
764 "bind",
765 "connect",
766 "getpeername",
767 "getsockname",
768 "getsockopt", /* 280 */
769 "listen",
770 "recv",
771 "recvfrom",
772 "recvmsg",
773 "send", /* 285 */
774 "sendmsg",
775 "sendto",
776 "setsockopt",
777 "shutdown",
778 "socket", /* 290 */
779 "socketpair",
780 "proc_open",
781 "proc_close",
782 "proc_send",
783 "proc_recv", /* 295 */
784 "proc_sendrecv",
785 "proc_syscall",
786 "ipccreate",
787 "ipcname",
788 "ipcnamerase", /* 300 */
789 "ipclookup",
790 "ipcselect",
791 "ipcconnect",
792 "ipcrecvcn",
793 "ipcsend", /* 305 */
794 "ipcrecv",
795 "ipcgetnodename",
796 "ipcsetnodename",
797 "ipccontrol",
798 "ipcshutdown", /* 310 */
799 "ipcdest",
800 "semctl",
801 "msgctl",
802 "shmctl",
803 "mpctl", /* 315 */
804 "exportfs",
805 "getpmsg",
806 "putpmsg",
807 "strioctl",
808 "msync", /* 320 */
809 "msleep",
810 "mwakeup",
811 "msem_init",
812 "msem_remove",
813 "adjtime", /* 325 */
814 "kload",
815 "fattach",
816 "fdetach",
817 "serialize",
818 "statvfs", /* 330 */
819 "fstatvfs",
820 "lchown",
821 "getsid",
822 "sysfs",
823 NULL, /* 335 */
824 NULL,
825 "sched_setparam",
826 "sched_getparam",
827 "sched_setscheduler",
828 "sched_getscheduler", /* 340 */
829 "sched_yield",
830 "sched_get_priority_max",
831 "sched_get_priority_min",
832 "sched_rr_get_interval",
833 "clock_settime", /* 345 */
834 "clock_gettime",
835 "clock_getres",
836 "timer_create",
837 "timer_delete",
838 "timer_settime", /* 350 */
839 "timer_gettime",
840 "timer_getoverrun",
841 "nanosleep",
842 "toolbox",
843 NULL, /* 355 */
844 "getdents",
845 "getcontext",
846 "sysinfo",
847 "fcntl64",
848 "ftruncate64", /* 360 */
849 "fstat64",
850 "getdirentries64",
851 "getrlimit64",
852 "lockf64",
853 "lseek64", /* 365 */
854 "lstat64",
855 "mmap64",
856 "setrlimit64",
857 "stat64",
858 "truncate64", /* 370 */
859 "ulimit64",
860 NULL,
861 NULL,
862 NULL,
863 NULL, /* 375 */
864 NULL,
865 NULL,
866 NULL,
867 NULL,
868 "setcontext", /* 380 */
869 "sigaltstack",
870 "waitid",
871 "setpgrp",
872 "recvmsg2",
873 "sendmsg2", /* 385 */
874 "socket2",
875 "socketpair2",
876 "setregid",
877 "lwp_create",
878 "lwp_terminate", /* 390 */
879 "lwp_wait",
880 "lwp_suspend",
881 "lwp_resume",
882 "lwp_self",
883 "lwp_abort_syscall", /* 395 */
884 "lwp_info",
885 "lwp_kill",
886 "ksleep",
887 "kwakeup",
888 "ksleep_abort", /* 400 */
889 "lwp_proc_info",
890 "lwp_exit",
891 "lwp_continue",
892 "getacl",
893 "fgetacl", /* 405 */
894 "setacl",
895 "fsetacl",
896 "getaccess",
897 "lwp_mutex_init",
898 "lwp_mutex_lock_sys", /* 410 */
899 "lwp_mutex_unlock",
900 "lwp_cond_init",
901 "lwp_cond_signal",
902 "lwp_cond_broadcast",
903 "lwp_cond_wait_sys", /* 415 */
904 "lwp_getscheduler",
905 "lwp_setscheduler",
906 "lwp_getprivate",
907 "lwp_setprivate",
908 "lwp_detach", /* 420 */
909 "mlock",
910 "munlock",
911 "mlockall",
912 "munlockall",
913 "shm_open", /* 425 */
914 "shm_unlink",
915 "sigqueue",
916 "sigwaitinfo",
917 "sigtimedwait",
918 "sigwait", /* 430 */
919 "aio_read",
920 "aio_write",
921 "lio_listio",
922 "aio_error",
923 "aio_return", /* 435 */
924 "aio_cancel",
925 "aio_suspend",
926 "aio_fsync",
927 "mq_open",
928 "mq_unlink", /* 440 */
929 "mq_send",
930 "mq_receive",
931 "mq_notify",
932 "mq_setattr",
933 "mq_getattr", /* 445 */
934 "ksem_open",
935 "ksem_unlink",
936 "ksem_close",
937 "ksem_destroy",
938 "lw_sem_incr", /* 450 */
939 "lw_sem_decr",
940 "lw_sem_read",
941 "mq_close",
942 };
943 static const int syscall_names_max = 453;
944
945 int
946 hpux_unimplemented(unsigned long arg1,unsigned long arg2,unsigned long arg3,
947 unsigned long arg4,unsigned long arg5,unsigned long arg6,
948 unsigned long arg7,unsigned long sc_num)
949 {
950 /* NOTE: sc_num trashes arg8 for the few syscalls that actually
951 * have a valid 8th argument.
952 */
953 const char *name = NULL;
954 if ( sc_num <= syscall_names_max && sc_num >= 0 ) {
955 name = syscall_names[sc_num];
956 }
957
958 if ( name ) {
959 printk(KERN_DEBUG "Unimplemented HP-UX syscall emulation. Syscall #%lu (%s)\n",
960 sc_num, name);
961 } else {
962 printk(KERN_DEBUG "Unimplemented unknown HP-UX syscall emulation. Syscall #%lu\n",
963 sc_num);
964 }
965
966 printk(KERN_DEBUG " Args: %lx %lx %lx %lx %lx %lx %lx\n",
967 arg1, arg2, arg3, arg4, arg5, arg6, arg7);
968
969 return -ENOSYS;
970 }
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree