2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
7 * Copyright (C) 2003 Pavel Machek (pavel@suse.cz)
9 * These routines maintain argument size conversion between 32bit and 64bit
13 #include <linux/joystick.h>
15 #include <linux/types.h>
16 #include <linux/compat.h>
17 #include <linux/kernel.h>
18 #include <linux/capability.h>
19 #include <linux/compiler.h>
20 #include <linux/sched.h>
21 #include <linux/smp.h>
22 #include <linux/smp_lock.h>
23 #include <linux/ioctl.h>
25 #include <linux/if_bridge.h>
26 #include <linux/raid/md_u.h>
28 #include <linux/route.h>
29 #include <linux/in6.h>
30 #include <linux/ipv6_route.h>
31 #include <linux/skbuff.h>
32 #include <linux/netlink.h>
34 #include <linux/falloc.h>
36 #include <linux/file.h>
37 #include <linux/ppp_defs.h>
38 #include <linux/if_ppp.h>
39 #include <linux/if_pppox.h>
40 #include <linux/mtio.h>
41 #include <linux/auto_fs.h>
42 #include <linux/auto_fs4.h>
43 #include <linux/tty.h>
44 #include <linux/vt_kern.h>
46 #include <linux/videodev.h>
47 #include <linux/netdevice.h>
48 #include <linux/raw.h>
49 #include <linux/smb_fs.h>
50 #include <linux/blkdev.h>
51 #include <linux/elevator.h>
52 #include <linux/rtc.h>
53 #include <linux/pci.h>
54 #include <linux/module.h>
55 #include <linux/serial.h>
56 #include <linux/if_tun.h>
57 #include <linux/ctype.h>
58 #include <linux/syscalls.h>
59 #include <linux/i2c.h>
60 #include <linux/i2c-dev.h>
61 #include <linux/atalk.h>
62 #include <linux/gfp.h>
64 #include <net/bluetooth/bluetooth.h>
65 #include <net/bluetooth/hci.h>
66 #include <net/bluetooth/rfcomm.h>
68 #include <linux/capi.h>
69 #include <linux/gigaset_dev.h>
72 #include <linux/loop.h>
73 #include <scsi/scsi.h>
74 #include <scsi/scsi_ioctl.h>
78 #include <asm/uaccess.h>
79 #include <linux/ethtool.h>
80 #include <linux/mii.h>
81 #include <linux/if_bonding.h>
82 #include <linux/watchdog.h>
84 #include <linux/soundcard.h>
86 #include <linux/ppdev.h>
88 #include <linux/atm.h>
89 #include <linux/atmarp.h>
90 #include <linux/atmclip.h>
91 #include <linux/atmdev.h>
92 #include <linux/atmioc.h>
93 #include <linux/atmlec.h>
94 #include <linux/atmmpc.h>
95 #include <linux/atmsvc.h>
96 #include <linux/atm_tcp.h>
97 #include <linux/sonet.h>
98 #include <linux/atm_suni.h>
100 #include <linux/usb.h>
101 #include <linux/usbdevice_fs.h>
102 #include <linux/nbd.h>
103 #include <linux/random.h>
104 #include <linux/filter.h>
106 #include <linux/hiddev.h>
108 #include <linux/dvb/audio.h>
109 #include <linux/dvb/dmx.h>
110 #include <linux/dvb/frontend.h>
111 #include <linux/dvb/video.h>
113 #include <linux/sort.h>
116 #include <asm/fbio.h>
119 static int w_long(unsigned int fd, unsigned int cmd,
120 compat_ulong_t __user *argp)
122 mm_segment_t old_fs = get_fs();
127 err = sys_ioctl(fd, cmd, (unsigned long)&val);
129 if (!err && put_user(val, argp))
134 static int rw_long(unsigned int fd, unsigned int cmd,
135 compat_ulong_t __user *argp)
137 mm_segment_t old_fs = get_fs();
141 if(get_user(val, argp))
144 err = sys_ioctl(fd, cmd, (unsigned long)&val);
146 if (!err && put_user(val, argp))
151 struct compat_video_event {
153 compat_time_t timestamp;
156 unsigned int frame_rate;
160 static int do_video_get_event(unsigned int fd, unsigned int cmd,
161 struct compat_video_event __user *up)
163 struct video_event kevent;
164 mm_segment_t old_fs = get_fs();
168 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
172 err = put_user(kevent.type, &up->type);
173 err |= put_user(kevent.timestamp, &up->timestamp);
174 err |= put_user(kevent.u.size.w, &up->u.size.w);
175 err |= put_user(kevent.u.size.h, &up->u.size.h);
176 err |= put_user(kevent.u.size.aspect_ratio,
177 &up->u.size.aspect_ratio);
185 struct compat_video_still_picture {
186 compat_uptr_t iFrame;
190 static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
191 struct compat_video_still_picture __user *up)
193 struct video_still_picture __user *up_native;
198 err = get_user(fp, &up->iFrame);
199 err |= get_user(size, &up->size);
204 compat_alloc_user_space(sizeof(struct video_still_picture));
206 err = put_user(compat_ptr(fp), &up_native->iFrame);
207 err |= put_user(size, &up_native->size);
211 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
216 struct compat_video_spu_palette {
218 compat_uptr_t palette;
221 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
222 struct compat_video_spu_palette __user *up)
224 struct video_spu_palette __user *up_native;
228 err = get_user(palp, &up->palette);
229 err |= get_user(length, &up->length);
231 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
232 err = put_user(compat_ptr(palp), &up_native->palette);
233 err |= put_user(length, &up_native->length);
237 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
243 typedef struct sg_io_hdr32 {
244 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
245 compat_int_t dxfer_direction; /* [i] data transfer direction */
246 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
247 unsigned char mx_sb_len; /* [i] max length to write to sbp */
248 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
249 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
250 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
251 or scatter gather list */
252 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
253 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
254 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
255 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
256 compat_int_t pack_id; /* [i->o] unused internally (normally) */
257 compat_uptr_t usr_ptr; /* [i->o] unused internally */
258 unsigned char status; /* [o] scsi status */
259 unsigned char masked_status; /* [o] shifted, masked scsi status */
260 unsigned char msg_status; /* [o] messaging level data (optional) */
261 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
262 unsigned short host_status; /* [o] errors from host adapter */
263 unsigned short driver_status; /* [o] errors from software driver */
264 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
265 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
266 compat_uint_t info; /* [o] auxiliary information */
267 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
269 typedef struct sg_iovec32 {
270 compat_uint_t iov_base;
271 compat_uint_t iov_len;
274 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
276 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
277 sg_iovec32_t __user *iov32 = dxferp;
280 for (i = 0; i < iovec_count; i++) {
283 if (get_user(base, &iov32[i].iov_base) ||
284 get_user(len, &iov32[i].iov_len) ||
285 put_user(compat_ptr(base), &iov[i].iov_base) ||
286 put_user(len, &iov[i].iov_len))
290 if (put_user(iov, &sgio->dxferp))
295 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
296 sg_io_hdr32_t __user *sgio32)
298 sg_io_hdr_t __user *sgio;
305 if (get_user(interface_id, &sgio32->interface_id))
307 if (interface_id != 'S')
308 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
310 if (get_user(iovec_count, &sgio32->iovec_count))
314 void __user *top = compat_alloc_user_space(0);
315 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
316 (iovec_count * sizeof(sg_iovec_t)));
323 /* Ok, now construct. */
324 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
326 (2 * sizeof(unsigned char)) +
327 (1 * sizeof(unsigned short)) +
328 (1 * sizeof(unsigned int))))
331 if (get_user(data, &sgio32->dxferp))
333 dxferp = compat_ptr(data);
335 if (sg_build_iovec(sgio, dxferp, iovec_count))
338 if (put_user(dxferp, &sgio->dxferp))
343 unsigned char __user *cmdp;
344 unsigned char __user *sbp;
346 if (get_user(data, &sgio32->cmdp))
348 cmdp = compat_ptr(data);
350 if (get_user(data, &sgio32->sbp))
352 sbp = compat_ptr(data);
354 if (put_user(cmdp, &sgio->cmdp) ||
355 put_user(sbp, &sgio->sbp))
359 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
363 if (get_user(data, &sgio32->usr_ptr))
365 if (put_user(compat_ptr(data), &sgio->usr_ptr))
368 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
373 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
375 get_user(datap, &sgio->usr_ptr) ||
376 put_user((u32)(unsigned long)datap,
378 copy_in_user(&sgio32->status, &sgio->status,
379 (4 * sizeof(unsigned char)) +
380 (2 * sizeof(unsigned short)) +
388 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
394 compat_uptr_t usr_ptr;
395 unsigned int duration;
399 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
400 compat_sg_req_info __user *o)
403 sg_req_info_t __user *r;
404 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
405 err = sys_ioctl(fd,cmd,(unsigned long)r);
408 for (i = 0; i < SG_MAX_QUEUE; i++) {
412 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
413 get_user(ptr, &r[i].usr_ptr) ||
414 get_user(d, &r[i].duration) ||
415 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
416 put_user(d, &o[i].duration))
421 #endif /* CONFIG_BLOCK */
423 struct sock_fprog32 {
425 compat_caddr_t filter;
428 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
429 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
431 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
432 struct sock_fprog32 __user *u_fprog32)
434 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
439 if (get_user(flen, &u_fprog32->len) ||
440 get_user(fptr32, &u_fprog32->filter))
443 fptr64 = compat_ptr(fptr32);
445 if (put_user(flen, &u_fprog64->len) ||
446 put_user(fptr64, &u_fprog64->filter))
449 if (cmd == PPPIOCSPASS32)
454 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
457 struct ppp_option_data32 {
460 compat_int_t transmit;
462 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
465 compat_time_t xmit_idle;
466 compat_time_t recv_idle;
468 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
470 static int ppp_gidle(unsigned int fd, unsigned int cmd,
471 struct ppp_idle32 __user *idle32)
473 struct ppp_idle __user *idle;
474 __kernel_time_t xmit, recv;
477 idle = compat_alloc_user_space(sizeof(*idle));
479 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
482 if (get_user(xmit, &idle->xmit_idle) ||
483 get_user(recv, &idle->recv_idle) ||
484 put_user(xmit, &idle32->xmit_idle) ||
485 put_user(recv, &idle32->recv_idle))
491 static int ppp_scompress(unsigned int fd, unsigned int cmd,
492 struct ppp_option_data32 __user *odata32)
494 struct ppp_option_data __user *odata;
498 odata = compat_alloc_user_space(sizeof(*odata));
500 if (get_user(data, &odata32->ptr))
503 datap = compat_ptr(data);
504 if (put_user(datap, &odata->ptr))
507 if (copy_in_user(&odata->length, &odata32->length,
508 sizeof(__u32) + sizeof(int)))
511 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
516 compat_long_t mt_type;
517 compat_long_t mt_resid;
518 compat_long_t mt_dsreg;
519 compat_long_t mt_gstat;
520 compat_long_t mt_erreg;
521 compat_daddr_t mt_fileno;
522 compat_daddr_t mt_blkno;
524 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
527 compat_long_t mt_blkno;
529 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
531 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
533 mm_segment_t old_fs = get_fs();
535 struct mtget32 __user *umget32;
537 struct mtpos32 __user *upos32;
547 default: /* MTIOCGET32 */
553 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
560 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
564 err = __put_user(get.mt_type, &umget32->mt_type);
565 err |= __put_user(get.mt_resid, &umget32->mt_resid);
566 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
567 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
568 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
569 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
570 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
573 return err ? -EFAULT: 0;
576 #endif /* CONFIG_BLOCK */
578 static int do_smb_getmountuid(unsigned int fd, unsigned int cmd,
579 compat_uid_t __user *argp)
581 mm_segment_t old_fs = get_fs();
585 cmd = SMB_IOC_GETMOUNTUID;
588 err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
592 err = put_user(kuid, argp);
597 static int ioc_settimeout(unsigned int fd, unsigned int cmd,
598 compat_ulong_t __user *argp)
600 return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, argp);
603 /* Bluetooth ioctls */
604 #define HCIUARTSETPROTO _IOW('U', 200, int)
605 #define HCIUARTGETPROTO _IOR('U', 201, int)
607 #define BNEPCONNADD _IOW('B', 200, int)
608 #define BNEPCONNDEL _IOW('B', 201, int)
609 #define BNEPGETCONNLIST _IOR('B', 210, int)
610 #define BNEPGETCONNINFO _IOR('B', 211, int)
612 #define CMTPCONNADD _IOW('C', 200, int)
613 #define CMTPCONNDEL _IOW('C', 201, int)
614 #define CMTPGETCONNLIST _IOR('C', 210, int)
615 #define CMTPGETCONNINFO _IOR('C', 211, int)
617 #define HIDPCONNADD _IOW('H', 200, int)
618 #define HIDPCONNDEL _IOW('H', 201, int)
619 #define HIDPGETCONNLIST _IOR('H', 210, int)
620 #define HIDPGETCONNINFO _IOR('H', 211, int)
623 struct raw32_config_request
625 compat_int_t raw_minor;
628 } __attribute__((packed));
630 static int get_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
634 if (!access_ok(VERIFY_READ, user_req, sizeof(struct raw32_config_request)))
637 ret = __get_user(req->raw_minor, &user_req->raw_minor);
638 ret |= __get_user(req->block_major, &user_req->block_major);
639 ret |= __get_user(req->block_minor, &user_req->block_minor);
641 return ret ? -EFAULT : 0;
644 static int set_raw32_request(struct raw_config_request *req, struct raw32_config_request __user *user_req)
648 if (!access_ok(VERIFY_WRITE, user_req, sizeof(struct raw32_config_request)))
651 ret = __put_user(req->raw_minor, &user_req->raw_minor);
652 ret |= __put_user(req->block_major, &user_req->block_major);
653 ret |= __put_user(req->block_minor, &user_req->block_minor);
655 return ret ? -EFAULT : 0;
658 static int raw_ioctl(unsigned fd, unsigned cmd,
659 struct raw32_config_request __user *user_req)
665 default: { /* RAW_GETBIND */
666 struct raw_config_request req;
667 mm_segment_t oldfs = get_fs();
669 if ((ret = get_raw32_request(&req, user_req)))
673 ret = sys_ioctl(fd,cmd,(unsigned long)&req);
676 if ((!ret) && (cmd == RAW_GETBIND)) {
677 ret = set_raw32_request(&req, user_req);
684 #endif /* CONFIG_BLOCK */
686 struct serial_struct32 {
692 compat_int_t xmit_fifo_size;
693 compat_int_t custom_divisor;
694 compat_int_t baud_base;
695 unsigned short close_delay;
697 char reserved_char[1];
699 unsigned short closing_wait; /* time to wait before closing */
700 unsigned short closing_wait2; /* no longer used... */
701 compat_uint_t iomem_base;
702 unsigned short iomem_reg_shift;
703 unsigned int port_high;
704 /* compat_ulong_t iomap_base FIXME */
705 compat_int_t reserved[1];
708 static int serial_struct_ioctl(unsigned fd, unsigned cmd,
709 struct serial_struct32 __user *ss32)
711 typedef struct serial_struct SS;
712 typedef struct serial_struct32 SS32;
714 struct serial_struct ss;
715 mm_segment_t oldseg = get_fs();
719 if (cmd == TIOCSSERIAL) {
720 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
722 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
724 if (__get_user(udata, &ss32->iomem_base))
726 ss.iomem_base = compat_ptr(udata);
727 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
728 __get_user(ss.port_high, &ss32->port_high))
733 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
735 if (cmd == TIOCGSERIAL && err >= 0) {
736 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
738 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
740 base = (unsigned long)ss.iomem_base >> 32 ?
741 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
742 if (__put_user(base, &ss32->iomem_base) ||
743 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
744 __put_user(ss.port_high, &ss32->port_high))
761 struct i2c_rdwr_ioctl_data32 {
762 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
766 struct i2c_smbus_ioctl_data32 {
770 compat_caddr_t data; /* union i2c_smbus_data *data */
773 struct i2c_rdwr_aligned {
774 struct i2c_rdwr_ioctl_data cmd;
775 struct i2c_msg msgs[0];
778 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
779 struct i2c_rdwr_ioctl_data32 __user *udata)
781 struct i2c_rdwr_aligned __user *tdata;
782 struct i2c_msg __user *tmsgs;
783 struct i2c_msg32 __user *umsgs;
784 compat_caddr_t datap;
787 if (get_user(nmsgs, &udata->nmsgs))
789 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
792 if (get_user(datap, &udata->msgs))
794 umsgs = compat_ptr(datap);
796 tdata = compat_alloc_user_space(sizeof(*tdata) +
797 nmsgs * sizeof(struct i2c_msg));
798 tmsgs = &tdata->msgs[0];
800 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
801 put_user(tmsgs, &tdata->cmd.msgs))
804 for (i = 0; i < nmsgs; i++) {
805 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
807 if (get_user(datap, &umsgs[i].buf) ||
808 put_user(compat_ptr(datap), &tmsgs[i].buf))
811 return sys_ioctl(fd, cmd, (unsigned long)tdata);
814 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
815 struct i2c_smbus_ioctl_data32 __user *udata)
817 struct i2c_smbus_ioctl_data __user *tdata;
818 compat_caddr_t datap;
820 tdata = compat_alloc_user_space(sizeof(*tdata));
823 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
826 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
829 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
831 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
833 if (__get_user(datap, &udata->data) ||
834 __put_user(compat_ptr(datap), &tdata->data))
837 return sys_ioctl(fd, cmd, (unsigned long)tdata);
840 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
841 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
842 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
843 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
845 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
847 mm_segment_t oldfs = get_fs();
848 compat_ulong_t val32;
853 case RTC_IRQP_READ32:
854 case RTC_EPOCH_READ32:
856 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
857 RTC_IRQP_READ : RTC_EPOCH_READ,
858 (unsigned long)&kval);
863 return put_user(val32, (unsigned int __user *)argp);
865 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
866 case RTC_EPOCH_SET32:
867 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
873 /* on ia32 l_start is on a 32-bit boundary */
874 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
875 struct space_resv_32 {
878 __s64 l_start __attribute__((packed));
879 /* len == 0 means until end of file */
880 __s64 l_len __attribute__((packed));
883 __s32 l_pad[4]; /* reserve area */
886 #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
887 #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
889 /* just account for different alignment */
890 static int compat_ioctl_preallocate(struct file *file,
891 struct space_resv_32 __user *p32)
893 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
895 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
896 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
897 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
898 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
899 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
900 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
901 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
904 return ioctl_preallocate(file, p);
909 * simple reversible transform to make our table more evenly
910 * distributed after sorting.
912 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
914 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
915 /* ioctl should not be warned about even if it's not implemented.
916 Valid reasons to use this:
917 - It is implemented with ->compat_ioctl on some device, but programs
918 call it on others too.
919 - The ioctl is not implemented in the native kernel, but programs
920 call it commonly anyways.
921 Most other reasons are not valid. */
922 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
924 static unsigned int ioctl_pointer[] = {
925 /* compatible ioctls first */
926 COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
927 COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
930 COMPATIBLE_IOCTL(TCGETA)
931 COMPATIBLE_IOCTL(TCSETA)
932 COMPATIBLE_IOCTL(TCSETAW)
933 COMPATIBLE_IOCTL(TCSETAF)
934 COMPATIBLE_IOCTL(TCSBRK)
935 COMPATIBLE_IOCTL(TCXONC)
936 COMPATIBLE_IOCTL(TCFLSH)
937 COMPATIBLE_IOCTL(TCGETS)
938 COMPATIBLE_IOCTL(TCSETS)
939 COMPATIBLE_IOCTL(TCSETSW)
940 COMPATIBLE_IOCTL(TCSETSF)
941 COMPATIBLE_IOCTL(TIOCLINUX)
942 COMPATIBLE_IOCTL(TIOCSBRK)
943 COMPATIBLE_IOCTL(TIOCCBRK)
944 COMPATIBLE_IOCTL(TIOCGSID)
945 COMPATIBLE_IOCTL(TIOCGICOUNT)
947 COMPATIBLE_IOCTL(TIOCGETD)
948 COMPATIBLE_IOCTL(TIOCSETD)
949 COMPATIBLE_IOCTL(TIOCEXCL)
950 COMPATIBLE_IOCTL(TIOCNXCL)
951 COMPATIBLE_IOCTL(TIOCCONS)
952 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
953 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
954 COMPATIBLE_IOCTL(TIOCSWINSZ)
955 COMPATIBLE_IOCTL(TIOCGWINSZ)
956 COMPATIBLE_IOCTL(TIOCMGET)
957 COMPATIBLE_IOCTL(TIOCMBIC)
958 COMPATIBLE_IOCTL(TIOCMBIS)
959 COMPATIBLE_IOCTL(TIOCMSET)
960 COMPATIBLE_IOCTL(TIOCPKT)
961 COMPATIBLE_IOCTL(TIOCNOTTY)
962 COMPATIBLE_IOCTL(TIOCSTI)
963 COMPATIBLE_IOCTL(TIOCOUTQ)
964 COMPATIBLE_IOCTL(TIOCSPGRP)
965 COMPATIBLE_IOCTL(TIOCGPGRP)
966 COMPATIBLE_IOCTL(TIOCGPTN)
967 COMPATIBLE_IOCTL(TIOCSPTLCK)
968 COMPATIBLE_IOCTL(TIOCSERGETLSR)
970 COMPATIBLE_IOCTL(TCGETS2)
971 COMPATIBLE_IOCTL(TCSETS2)
972 COMPATIBLE_IOCTL(TCSETSW2)
973 COMPATIBLE_IOCTL(TCSETSF2)
976 COMPATIBLE_IOCTL(FIOCLEX)
977 COMPATIBLE_IOCTL(FIONCLEX)
978 COMPATIBLE_IOCTL(FIOASYNC)
979 COMPATIBLE_IOCTL(FIONBIO)
980 COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
981 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
983 COMPATIBLE_IOCTL(FIBMAP)
984 COMPATIBLE_IOCTL(FIGETBSZ)
985 /* 'X' - originally XFS but some now in the VFS */
986 COMPATIBLE_IOCTL(FIFREEZE)
987 COMPATIBLE_IOCTL(FITHAW)
988 COMPATIBLE_IOCTL(KDGETKEYCODE)
989 COMPATIBLE_IOCTL(KDSETKEYCODE)
990 COMPATIBLE_IOCTL(KDGKBTYPE)
991 COMPATIBLE_IOCTL(KDGETMODE)
992 COMPATIBLE_IOCTL(KDGKBMODE)
993 COMPATIBLE_IOCTL(KDGKBMETA)
994 COMPATIBLE_IOCTL(KDGKBENT)
995 COMPATIBLE_IOCTL(KDSKBENT)
996 COMPATIBLE_IOCTL(KDGKBSENT)
997 COMPATIBLE_IOCTL(KDSKBSENT)
998 COMPATIBLE_IOCTL(KDGKBDIACR)
999 COMPATIBLE_IOCTL(KDSKBDIACR)
1000 COMPATIBLE_IOCTL(KDKBDREP)
1001 COMPATIBLE_IOCTL(KDGKBLED)
1002 COMPATIBLE_IOCTL(KDGETLED)
1005 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
1006 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
1007 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
1008 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
1009 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
1010 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
1011 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
1012 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
1014 /* Big V (don't complain on serial console) */
1015 IGNORE_IOCTL(VT_OPENQRY)
1016 IGNORE_IOCTL(VT_GETMODE)
1017 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
1018 COMPATIBLE_IOCTL(RTC_AIE_ON)
1019 COMPATIBLE_IOCTL(RTC_AIE_OFF)
1020 COMPATIBLE_IOCTL(RTC_UIE_ON)
1021 COMPATIBLE_IOCTL(RTC_UIE_OFF)
1022 COMPATIBLE_IOCTL(RTC_PIE_ON)
1023 COMPATIBLE_IOCTL(RTC_PIE_OFF)
1024 COMPATIBLE_IOCTL(RTC_WIE_ON)
1025 COMPATIBLE_IOCTL(RTC_WIE_OFF)
1026 COMPATIBLE_IOCTL(RTC_ALM_SET)
1027 COMPATIBLE_IOCTL(RTC_ALM_READ)
1028 COMPATIBLE_IOCTL(RTC_RD_TIME)
1029 COMPATIBLE_IOCTL(RTC_SET_TIME)
1030 COMPATIBLE_IOCTL(RTC_WKALM_SET)
1031 COMPATIBLE_IOCTL(RTC_WKALM_RD)
1033 * These two are only for the sbus rtc driver, but
1034 * hwclock tries them on every rtc device first when
1035 * running on sparc. On other architectures the entries
1036 * are useless but harmless.
1038 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
1039 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
1041 COMPATIBLE_IOCTL(MTIOCTOP)
1042 /* Socket level stuff */
1043 COMPATIBLE_IOCTL(FIOQSIZE)
1046 IGNORE_IOCTL(LOOP_CLR_FD)
1047 /* md calls this on random blockdevs */
1048 IGNORE_IOCTL(RAID_VERSION)
1050 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
1051 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
1052 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
1053 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
1054 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
1055 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
1056 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
1057 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
1058 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
1059 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
1060 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
1061 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
1062 COMPATIBLE_IOCTL(SG_SET_DEBUG)
1063 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
1064 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
1065 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
1066 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
1067 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
1068 COMPATIBLE_IOCTL(SG_SCSI_RESET)
1069 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
1070 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
1071 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
1074 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
1075 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
1076 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
1077 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
1078 COMPATIBLE_IOCTL(PPPIOCGUNIT)
1079 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
1080 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
1081 COMPATIBLE_IOCTL(PPPIOCGMRU)
1082 COMPATIBLE_IOCTL(PPPIOCSMRU)
1083 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
1084 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
1085 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
1086 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
1087 /* PPPIOCSCOMPRESS is translated */
1088 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1089 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1090 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1091 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1092 /* PPPIOCSPASS is translated */
1093 /* PPPIOCSACTIVE is translated */
1094 /* PPPIOCGIDLE is translated */
1095 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1096 COMPATIBLE_IOCTL(PPPIOCATTACH)
1097 COMPATIBLE_IOCTL(PPPIOCDETACH)
1098 COMPATIBLE_IOCTL(PPPIOCSMRRU)
1099 COMPATIBLE_IOCTL(PPPIOCCONNECT)
1100 COMPATIBLE_IOCTL(PPPIOCDISCONN)
1101 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1102 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1104 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1105 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1107 COMPATIBLE_IOCTL(PPSETMODE)
1108 COMPATIBLE_IOCTL(PPRSTATUS)
1109 COMPATIBLE_IOCTL(PPRCONTROL)
1110 COMPATIBLE_IOCTL(PPWCONTROL)
1111 COMPATIBLE_IOCTL(PPFCONTROL)
1112 COMPATIBLE_IOCTL(PPRDATA)
1113 COMPATIBLE_IOCTL(PPWDATA)
1114 COMPATIBLE_IOCTL(PPCLAIM)
1115 COMPATIBLE_IOCTL(PPRELEASE)
1116 COMPATIBLE_IOCTL(PPYIELD)
1117 COMPATIBLE_IOCTL(PPEXCL)
1118 COMPATIBLE_IOCTL(PPDATADIR)
1119 COMPATIBLE_IOCTL(PPNEGOT)
1120 COMPATIBLE_IOCTL(PPWCTLONIRQ)
1121 COMPATIBLE_IOCTL(PPCLRIRQ)
1122 COMPATIBLE_IOCTL(PPSETPHASE)
1123 COMPATIBLE_IOCTL(PPGETMODES)
1124 COMPATIBLE_IOCTL(PPGETMODE)
1125 COMPATIBLE_IOCTL(PPGETPHASE)
1126 COMPATIBLE_IOCTL(PPGETFLAGS)
1127 COMPATIBLE_IOCTL(PPSETFLAGS)
1130 /* Big Q for sound/OSS */
1131 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1132 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1133 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1134 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1135 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1136 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1137 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1138 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1139 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1140 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1141 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1142 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1143 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1144 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1145 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1146 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1147 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1148 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1149 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1150 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1151 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1152 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1153 /* Big T for sound/OSS */
1154 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1155 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1156 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1157 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1158 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1159 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1160 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1161 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1162 /* Little m for sound/OSS */
1163 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1164 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1165 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1166 /* Big P for sound/OSS */
1167 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1168 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1169 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1170 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1171 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1172 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1173 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1174 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1175 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1176 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1177 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1178 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1179 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1180 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1181 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1182 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1183 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1184 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1185 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1186 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1187 /* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1188 /* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1189 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1190 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1191 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1192 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1193 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1194 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1195 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1196 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1197 /* Big C for sound/OSS */
1198 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1199 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1200 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1201 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1202 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1203 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1204 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1205 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1206 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1207 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1208 /* Big M for sound/OSS */
1209 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1210 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1211 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1212 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1213 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1214 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1215 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1216 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1217 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1218 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1219 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1220 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1221 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1222 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1223 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1224 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1225 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1226 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1227 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1228 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1229 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1230 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1231 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1232 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1233 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1234 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1235 /* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1236 /* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1237 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1238 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1239 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1240 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1241 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1242 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1243 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1244 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1245 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1246 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1247 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1248 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1249 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1250 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1251 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1252 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1253 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1254 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1255 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1256 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1257 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1258 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1259 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1260 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1261 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1262 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1263 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1264 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1265 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1266 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1267 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1268 /* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1269 /* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1270 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1271 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1272 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1273 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1274 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1275 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1276 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1277 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1278 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1279 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1280 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1281 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1282 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1283 COMPATIBLE_IOCTL(OSS_GETVERSION)
1285 COMPATIBLE_IOCTL(AUTOFS_IOC_CATATONIC)
1286 COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOVER)
1287 COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE)
1288 COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE_MULTI)
1289 COMPATIBLE_IOCTL(AUTOFS_IOC_PROTOSUBVER)
1290 COMPATIBLE_IOCTL(AUTOFS_IOC_ASKUMOUNT)
1292 COMPATIBLE_IOCTL(RAW_SETBIND)
1293 COMPATIBLE_IOCTL(RAW_GETBIND)
1294 /* SMB ioctls which do not need any translations */
1295 COMPATIBLE_IOCTL(SMB_IOC_NEWCONN)
1297 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1298 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1299 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1300 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1301 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1302 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1303 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1304 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1306 COMPATIBLE_IOCTL(RNDGETENTCNT)
1307 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1308 COMPATIBLE_IOCTL(RNDGETPOOL)
1309 COMPATIBLE_IOCTL(RNDADDENTROPY)
1310 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1311 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1313 COMPATIBLE_IOCTL(HCIDEVUP)
1314 COMPATIBLE_IOCTL(HCIDEVDOWN)
1315 COMPATIBLE_IOCTL(HCIDEVRESET)
1316 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1317 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1318 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1319 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1320 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1321 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1322 COMPATIBLE_IOCTL(HCISETRAW)
1323 COMPATIBLE_IOCTL(HCISETSCAN)
1324 COMPATIBLE_IOCTL(HCISETAUTH)
1325 COMPATIBLE_IOCTL(HCISETENCRYPT)
1326 COMPATIBLE_IOCTL(HCISETPTYPE)
1327 COMPATIBLE_IOCTL(HCISETLINKPOL)
1328 COMPATIBLE_IOCTL(HCISETLINKMODE)
1329 COMPATIBLE_IOCTL(HCISETACLMTU)
1330 COMPATIBLE_IOCTL(HCISETSCOMTU)
1331 COMPATIBLE_IOCTL(HCIINQUIRY)
1332 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1333 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1334 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1335 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1336 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1337 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1338 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1339 COMPATIBLE_IOCTL(BNEPCONNADD)
1340 COMPATIBLE_IOCTL(BNEPCONNDEL)
1341 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1342 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1343 COMPATIBLE_IOCTL(CMTPCONNADD)
1344 COMPATIBLE_IOCTL(CMTPCONNDEL)
1345 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1346 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1347 COMPATIBLE_IOCTL(HIDPCONNADD)
1348 COMPATIBLE_IOCTL(HIDPCONNDEL)
1349 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1350 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1352 COMPATIBLE_IOCTL(CAPI_REGISTER)
1353 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1354 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1355 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1356 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1357 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1358 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1359 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1360 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1361 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1362 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1363 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1364 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1365 /* Siemens Gigaset */
1366 COMPATIBLE_IOCTL(GIGASET_REDIR)
1367 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1368 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1369 COMPATIBLE_IOCTL(GIGASET_VERSION)
1371 COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1372 COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1373 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1374 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1375 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1376 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1378 COMPATIBLE_IOCTL(NBD_DO_IT)
1379 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1380 COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1381 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1382 COMPATIBLE_IOCTL(NBD_DISCONNECT)
1384 COMPATIBLE_IOCTL(I2C_SLAVE)
1385 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1386 COMPATIBLE_IOCTL(I2C_TENBIT)
1387 COMPATIBLE_IOCTL(I2C_PEC)
1388 COMPATIBLE_IOCTL(I2C_RETRIES)
1389 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1391 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1392 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1393 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1394 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1395 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1396 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1397 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1398 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1399 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1400 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1401 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1402 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1403 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1404 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1405 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1406 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1408 COMPATIBLE_IOCTL(AUDIO_STOP)
1409 COMPATIBLE_IOCTL(AUDIO_PLAY)
1410 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1411 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1412 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1413 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1414 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1415 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1416 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1417 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1418 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1419 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1420 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1421 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1422 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1423 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1424 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1425 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1426 COMPATIBLE_IOCTL(DMX_START)
1427 COMPATIBLE_IOCTL(DMX_STOP)
1428 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1429 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1430 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1431 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1432 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1433 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1434 COMPATIBLE_IOCTL(DMX_GET_STC)
1435 COMPATIBLE_IOCTL(FE_GET_INFO)
1436 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1437 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1438 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1439 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1440 COMPATIBLE_IOCTL(FE_SET_TONE)
1441 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1442 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1443 COMPATIBLE_IOCTL(FE_READ_STATUS)
1444 COMPATIBLE_IOCTL(FE_READ_BER)
1445 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1446 COMPATIBLE_IOCTL(FE_READ_SNR)
1447 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1448 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1449 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1450 COMPATIBLE_IOCTL(FE_GET_EVENT)
1451 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1452 COMPATIBLE_IOCTL(VIDEO_STOP)
1453 COMPATIBLE_IOCTL(VIDEO_PLAY)
1454 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1455 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1456 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1457 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1458 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1459 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1460 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1461 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1462 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1463 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1464 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1465 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1466 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1467 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1468 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1469 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1470 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1471 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1472 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1473 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1476 COMPATIBLE_IOCTL(JSIOCGVERSION)
1477 COMPATIBLE_IOCTL(JSIOCGAXES)
1478 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1479 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1482 COMPATIBLE_IOCTL(TIOCGLTC)
1483 COMPATIBLE_IOCTL(TIOCSLTC)
1487 * For these two we have definitions in ioctls.h and/or termios.h on
1488 * some architectures but no actual implemention. Some applications
1489 * like bash call them if they are defined in the headers, so we provide
1490 * entries here to avoid syslog message spew.
1492 COMPATIBLE_IOCTL(TIOCSTART)
1493 COMPATIBLE_IOCTL(TIOCSTOP)
1496 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1497 but we don't want warnings on other file systems. So declare
1498 them as compatible here. */
1499 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1500 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1502 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1503 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1506 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1507 IGNORE_IOCTL(FBIOGTYPE)
1508 IGNORE_IOCTL(FBIOSATTR)
1509 IGNORE_IOCTL(FBIOGATTR)
1510 IGNORE_IOCTL(FBIOSVIDEO)
1511 IGNORE_IOCTL(FBIOGVIDEO)
1512 IGNORE_IOCTL(FBIOSCURPOS)
1513 IGNORE_IOCTL(FBIOGCURPOS)
1514 IGNORE_IOCTL(FBIOGCURMAX)
1515 IGNORE_IOCTL(FBIOPUTCMAP32)
1516 IGNORE_IOCTL(FBIOGETCMAP32)
1517 IGNORE_IOCTL(FBIOSCURSOR32)
1518 IGNORE_IOCTL(FBIOGCURSOR32)
1523 * Convert common ioctl arguments based on their command number
1525 * Please do not add any code in here. Instead, implement
1526 * a compat_ioctl operation in the place that handleѕ the
1527 * ioctl for the native case.
1529 static long do_ioctl_trans(int fd, unsigned int cmd,
1530 unsigned long arg, struct file *file)
1532 void __user *argp = compat_ptr(arg);
1536 return ppp_gidle(fd, cmd, argp);
1537 case PPPIOCSCOMPRESS32:
1538 return ppp_scompress(fd, cmd, argp);
1540 case PPPIOCSACTIVE32:
1541 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1544 return sg_ioctl_trans(fd, cmd, argp);
1545 case SG_GET_REQUEST_TABLE:
1546 return sg_grt_trans(fd, cmd, argp);
1549 return mt_ioctl_trans(fd, cmd, argp);
1553 return raw_ioctl(fd, cmd, argp);
1555 #define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
1556 case AUTOFS_IOC_SETTIMEOUT32:
1557 return ioc_settimeout(fd, cmd, argp);
1558 /* One SMB ioctl needs translations. */
1559 #define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
1560 case SMB_IOC_GETMOUNTUID_32:
1561 return do_smb_getmountuid(fd, cmd, argp);
1565 return serial_struct_ioctl(fd, cmd, argp);
1568 return w_long(fd, cmd, argp);
1570 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1572 return do_i2c_smbus_ioctl(fd, cmd, argp);
1573 /* Not implemented in the native kernel */
1574 case RTC_IRQP_READ32:
1575 case RTC_IRQP_SET32:
1576 case RTC_EPOCH_READ32:
1577 case RTC_EPOCH_SET32:
1578 return rtc_ioctl(fd, cmd, argp);
1581 case VIDEO_GET_EVENT:
1582 return do_video_get_event(fd, cmd, argp);
1583 case VIDEO_STILLPICTURE:
1584 return do_video_stillpicture(fd, cmd, argp);
1585 case VIDEO_SET_SPU_PALETTE:
1586 return do_video_set_spu_palette(fd, cmd, argp);
1590 * These take an integer instead of a pointer as 'arg',
1591 * so we must not do a compat_ptr() translation.
1599 case HOT_REMOVE_DISK:
1601 case SET_DISK_FAULTY:
1602 case SET_BITMAP_FILE:
1613 case AUTOFS_IOC_READY:
1614 case AUTOFS_IOC_FAIL:
1617 case NBD_SET_BLKSIZE:
1619 case NBD_SET_SIZE_BLOCKS:
1620 return do_vfs_ioctl(file, fd, cmd, arg);
1623 return -ENOIOCTLCMD;
1626 static void compat_ioctl_error(struct file *filp, unsigned int fd,
1627 unsigned int cmd, unsigned long arg)
1633 /* find the name of the device. */
1634 path = (char *)__get_free_page(GFP_KERNEL);
1636 fn = d_path(&filp->f_path, path, PAGE_SIZE);
1641 sprintf(buf,"'%c'", (cmd>>_IOC_TYPESHIFT) & _IOC_TYPEMASK);
1642 if (!isprint(buf[1]))
1643 sprintf(buf, "%02x", buf[1]);
1644 compat_printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
1645 "cmd(%08x){t:%s;sz:%u} arg(%08x) on %s\n",
1646 current->comm, current->pid,
1647 (int)fd, (unsigned int)cmd, buf,
1648 (cmd >> _IOC_SIZESHIFT) & _IOC_SIZEMASK,
1649 (unsigned int)arg, fn);
1652 free_page((unsigned long)path);
1655 static int compat_ioctl_check_table(unsigned int xcmd)
1658 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1660 BUILD_BUG_ON(max >= (1 << 16));
1662 /* guess initial offset into table, assuming a
1663 normalized distribution */
1664 i = ((xcmd >> 16) * max) >> 16;
1666 /* do linear search up first, until greater or equal */
1667 while (ioctl_pointer[i] < xcmd && i < max)
1670 /* then do linear search down */
1671 while (ioctl_pointer[i] > xcmd && i > 0)
1674 return ioctl_pointer[i] == xcmd;
1677 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1684 filp = fget_light(fd, &fput_needed);
1688 /* RED-PEN how should LSM module know it's handling 32bit? */
1689 error = security_file_ioctl(filp, cmd, arg);
1694 * To allow the compat_ioctl handlers to be self contained
1695 * we need to check the common ioctls here first.
1696 * Just handle them with the standard handlers below.
1706 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1707 case FS_IOC_RESVSP_32:
1708 case FS_IOC_RESVSP64_32:
1709 error = compat_ioctl_preallocate(filp, compat_ptr(arg));
1713 case FS_IOC_RESVSP64:
1714 error = ioctl_preallocate(filp, compat_ptr(arg));
1721 if (S_ISREG(filp->f_path.dentry->d_inode->i_mode))
1726 if (filp->f_op && filp->f_op->compat_ioctl) {
1727 error = filp->f_op->compat_ioctl(filp, cmd, arg);
1728 if (error != -ENOIOCTLCMD)
1733 (!filp->f_op->ioctl && !filp->f_op->unlocked_ioctl))
1738 if (compat_ioctl_check_table(XFORM(cmd)))
1741 error = do_ioctl_trans(fd, cmd, arg, filp);
1742 if (error == -ENOIOCTLCMD) {
1746 compat_ioctl_error(filp, fd, cmd, arg);
1753 arg = (unsigned long)compat_ptr(arg);
1755 error = do_vfs_ioctl(filp, fd, cmd, arg);
1757 fput_light(filp, fput_needed);
1762 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1765 a = *(unsigned int *)p;
1766 b = *(unsigned int *)q;
1774 static int __init init_sys32_ioctl(void)
1776 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1777 init_sys32_ioctl_cmp, NULL);
1780 __initcall(init_sys32_ioctl);