PPC64 specific stuff ...
This includes that compat_..stat and compat_times calls and fixes a
(pseudo) bug where the compatibility loff_t was defined as int (instead
of signed 64 bit).
-- Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/diff -ruN 2.5.53/arch/ppc64/kernel/ioctl32.c 2.5.53-32bit.1/arch/ppc64/kernel/ioctl32.c --- 2.5.53/arch/ppc64/kernel/ioctl32.c 2002-12-10 15:10:16.000000000 +1100 +++ 2.5.53-32bit.1/arch/ppc64/kernel/ioctl32.c 2002-12-30 15:42:02.000000000 +1100 @@ -442,13 +442,13 @@ struct ifmap32 ifru_map; char ifru_slave[IFNAMSIZ]; /* Just fits the size */ char ifru_newname[IFNAMSIZ]; - __kernel_caddr_t32 ifru_data; + compat_caddr_t ifru_data; } ifr_ifru; }; struct ifconf32 { int ifc_len; /* size of buffer */ - __kernel_caddr_t32 ifcbuf; + compat_caddr_t ifcbuf; }; #ifdef CONFIG_NET @@ -884,7 +884,7 @@ unsigned char rate; unsigned char spec1; unsigned char fmt_gap; - const __kernel_caddr_t32 name; + const compat_caddr_t name; }; struct floppy_drive_params32 { @@ -923,7 +923,7 @@ int fd_ref; int fd_device; int last_checked; - __kernel_caddr_t32 dmabuf; + compat_caddr_t dmabuf; int bufblocks; }; @@ -1413,7 +1413,7 @@ } struct ppp_option_data32 { - __kernel_caddr_t32 ptr; + compat_caddr_t ptr; __u32 length; int transmit; }; @@ -1494,8 +1494,8 @@ __u32 mt_dsreg; __u32 mt_gstat; __u32 mt_erreg; - __kernel_daddr_t32 mt_fileno; - __kernel_daddr_t32 mt_blkno; + compat_daddr_t mt_fileno; + compat_daddr_t mt_blkno; }; #define MTIOCGET32 _IOR('m', 2, struct mtget32) @@ -1613,7 +1613,7 @@ struct cdrom_read32 { int cdread_lba; - __kernel_caddr_t32 cdread_bufaddr; + compat_caddr_t cdread_bufaddr; int cdread_buflen; }; @@ -1621,16 +1621,16 @@ union cdrom_addr addr; u_char addr_format; int nframes; - __kernel_caddr_t32 buf; + compat_caddr_t buf; }; struct cdrom_generic_command32 { unsigned char cmd[CDROM_PACKET_SIZE]; - __kernel_caddr_t32 buffer; + compat_caddr_t buffer; unsigned int buflen; int stat; - __kernel_caddr_t32 sense; - __kernel_caddr_t32 reserved[3]; + compat_caddr_t sense; + compat_caddr_t reserved[3]; }; static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg) @@ -1639,7 +1639,7 @@ struct cdrom_read cdread; struct cdrom_read_audio cdreadaudio; struct cdrom_generic_command cgc; - __kernel_caddr_t32 addr; + compat_caddr_t addr; char *data = 0; void *karg; int err = 0; @@ -1722,9 +1722,9 @@ struct loop_info32 { int lo_number; /* ioctl r/o */ - __kernel_dev_t32 lo_device; /* ioctl r/o */ + compat_dev_t lo_device; /* ioctl r/o */ unsigned int lo_inode; /* ioctl r/o */ - __kernel_dev_t32 lo_rdevice; /* ioctl r/o */ + compat_dev_t lo_rdevice; /* ioctl r/o */ int lo_offset; int lo_encrypt_type; int lo_encrypt_key_size; /* ioctl w/o */ @@ -2054,7 +2054,7 @@ set_fs(old_fs); if (err >= 0) - err = put_user(kuid, (__kernel_uid_t32 *)arg); + err = put_user(kuid, (compat_uid_t *)arg); return err; } @@ -2062,7 +2062,7 @@ struct ncp_ioctl_request_32 { unsigned int function; unsigned int size; - __kernel_caddr_t32 data; + compat_caddr_t data; }; struct ncp_fs_info_v2_32 { @@ -2083,13 +2083,13 @@ { int auth_type; unsigned int object_name_len; - __kernel_caddr_t32 object_name; /* an userspace data, in most cases user name */ + compat_caddr_t object_name; /* an userspace data, in most cases user name */ }; struct ncp_privatedata_ioctl_32 { unsigned int len; - __kernel_caddr_t32 data; /* ~1000 for NDS */ + compat_caddr_t data; /* ~1000 for NDS */ }; #define NCP_IOC_NCPREQUEST_32 _IOR('n', 1, struct ncp_ioctl_request_32) @@ -2362,12 +2362,12 @@ struct atmif_sioc32 { int number; int length; - __kernel_caddr_t32 arg; + compat_caddr_t arg; }; struct atm_iobuf32 { int length; - __kernel_caddr_t32 buffer; + compat_caddr_t buffer; }; #define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct atmif_sioc32) @@ -2428,7 +2428,7 @@ iobuf.length = iobuf32.length; - if (iobuf32.buffer == (__kernel_caddr_t32) NULL || iobuf32.length == 0) { + if (iobuf32.buffer == (compat_caddr_t) NULL || iobuf32.length == 0) { iobuf.buffer = (void*)(unsigned long)iobuf32.buffer; } else { iobuf.buffer = kmalloc(iobuf.length, GFP_KERNEL); @@ -2482,7 +2482,7 @@ sioc.number = sioc32.number; sioc.length = sioc32.length; - if (sioc32.arg == (__kernel_caddr_t32) NULL || sioc32.length == 0) { + if (sioc32.arg == (compat_caddr_t) NULL || sioc32.length == 0) { sioc.arg = (void*)(unsigned long)sioc32.arg; } else { sioc.arg = kmalloc(sioc.length, GFP_KERNEL); @@ -3656,7 +3656,7 @@ #define HANDLE_IOCTL(cmd,handler) { cmd, (unsigned long)handler, 0 } #define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int) -#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, __kernel_uid_t32) +#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t) static struct ioctl_trans ioctl_translations[] = { /* List here explicitly which ioctl's need translation, diff -ruN 2.5.53/arch/ppc64/kernel/misc.S 2.5.53-32bit.1/arch/ppc64/kernel/misc.S --- 2.5.53/arch/ppc64/kernel/misc.S 2002-12-10 15:10:16.000000000 +1100 +++ 2.5.53-32bit.1/arch/ppc64/kernel/misc.S 2002-12-16 14:51:53.000000000 +1100 @@ -551,7 +551,7 @@ .llong .sys_rmdir /* 40 */ .llong .sys_dup .llong .sys_pipe - .llong .sys32_times + .llong .compat_sys_times .llong .sys_ni_syscall /* old prof syscall */ .llong .sys_brk /* 45 */ .llong .sys_setgid @@ -614,9 +614,9 @@ .llong .sys32_syslog .llong .compat_sys_setitimer .llong .compat_sys_getitimer /* 105 */ - .llong .sys32_newstat - .llong .sys32_newlstat - .llong .sys32_newfstat + .llong .compat_sys_newstat + .llong .compat_sys_newlstat + .llong .compat_sys_newfstat .llong .sys_uname .llong .sys_ni_syscall /* 110 old iopl syscall */ .llong .sys_vhangup diff -ruN 2.5.53/arch/ppc64/kernel/sys_ppc32.c 2.5.53-32bit.1/arch/ppc64/kernel/sys_ppc32.c --- 2.5.53/arch/ppc64/kernel/sys_ppc32.c 2002-12-10 15:10:16.000000000 +1100 +++ 2.5.53-32bit.1/arch/ppc64/kernel/sys_ppc32.c 2002-12-30 16:10:12.000000000 +1100 @@ -300,16 +300,16 @@ struct ncp_mount_data32_v3 { int version; unsigned int ncp_fd; - __kernel_uid_t32 mounted_uid; - __kernel_pid_t32 wdog_pid; + compat_uid_t mounted_uid; + compat_pid_t wdog_pid; unsigned char mounted_vol[NCP_VOLNAME_LEN + 1]; unsigned int time_out; unsigned int retry_count; unsigned int flags; - __kernel_uid_t32 uid; - __kernel_gid_t32 gid; - __kernel_mode_t32 file_mode; - __kernel_mode_t32 dir_mode; + compat_uid_t uid; + compat_gid_t gid; + compat_mode_t file_mode; + compat_mode_t dir_mode; }; struct ncp_mount_data32_v4 { @@ -380,11 +380,11 @@ struct smb_mount_data32 { int version; - __kernel_uid_t32 mounted_uid; - __kernel_uid_t32 uid; - __kernel_gid_t32 gid; - __kernel_mode_t32 file_mode; - __kernel_mode_t32 dir_mode; + compat_uid_t mounted_uid; + compat_uid_t uid; + compat_gid_t gid; + compat_mode_t file_mode; + compat_mode_t dir_mode; }; static void *do_smb_super_data_conv(void *raw_data) @@ -802,10 +802,13 @@ return sys32_select((int)n, inp, outp, exp, tvp_x); } -static int cp_new_stat32(struct kstat *stat, struct stat32 *statbuf) +int cp_compat_stat(struct kstat *stat, struct compat_stat *statbuf) { int err; + if (stat->size > MAX_NON_LFS) + return -EOVERFLOW; + err = put_user(stat->dev, &statbuf->st_dev); err |= put_user(stat->ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); @@ -813,8 +816,6 @@ err |= put_user(stat->uid, &statbuf->st_uid); err |= put_user(stat->gid, &statbuf->st_gid); err |= put_user(stat->rdev, &statbuf->st_rdev); - if (stat->size > MAX_NON_LFS) - return -EOVERFLOW; err |= put_user(stat->size, &statbuf->st_size); err |= put_user(stat->atime.tv_sec, &statbuf->st_atime); err |= put_user(0, &statbuf->__unused1); @@ -830,39 +831,6 @@ return err; } -asmlinkage long sys32_newstat(char* filename, struct stat32* statbuf) -{ - struct kstat stat; - int error = vfs_stat(filename, &stat); - - if (!error) - error = cp_new_stat32(&stat, statbuf); - - return error; -} - -asmlinkage long sys32_newlstat(char * filename, struct stat32 *statbuf) -{ - struct kstat stat; - int error = vfs_lstat(filename, &stat); - - if (!error) - error = cp_new_stat32(&stat, statbuf); - - return error; -} - -asmlinkage long sys32_newfstat(unsigned int fd, struct stat32 *statbuf) -{ - struct kstat stat; - int error = vfs_fstat(fd, &stat); - - if (!error) - error = cp_new_stat32(&stat, statbuf); - - return error; -} - static inline int put_statfs (struct statfs32 *ubuf, struct statfs *kbuf) { int err; @@ -1492,27 +1460,27 @@ struct nfsctl_export32 { s8 ex32_client[NFSCLNT_IDMAX+1]; s8 ex32_path[NFS_MAXPATHLEN+1]; - __kernel_dev_t32 ex32_dev; - __kernel_ino_t32 ex32_ino; + compat_dev_t ex32_dev; + compat_ino_t ex32_ino; s32 ex32_flags; - __kernel_uid_t32 ex32_anon_uid; - __kernel_gid_t32 ex32_anon_gid; + compat_uid_t ex32_anon_uid; + compat_gid_t ex32_anon_gid; }; struct nfsctl_uidmap32 { u32 ug32_ident; /* char * */ - __kernel_uid_t32 ug32_uidbase; + compat_uid_t ug32_uidbase; s32 ug32_uidlen; u32 ug32_udimap; /* uid_t * */ - __kernel_uid_t32 ug32_gidbase; + compat_uid_t ug32_gidbase; s32 ug32_gidlen; u32 ug32_gdimap; /* gid_t * */ }; struct nfsctl_fhparm32 { struct sockaddr gf32_addr; - __kernel_dev_t32 gf32_dev; - __kernel_ino_t32 gf32_ino; + compat_dev_t gf32_dev; + compat_ino_t gf32_ino; s32 gf32_version; }; @@ -1645,7 +1613,7 @@ return -ENOMEM; for(i = 0; i < karg->ca_umap.ug_uidlen; i++) err |= __get_user(karg->ca_umap.ug_udimap[i], - &(((__kernel_uid_t32 *)A(uaddr))[i])); + &(((compat_uid_t *)A(uaddr))[i])); err |= __get_user(karg->ca_umap.ug_gidbase, &arg32->ca32_umap.ug32_gidbase); err |= __get_user(karg->ca_umap.ug_uidlen, @@ -1659,7 +1627,7 @@ return -ENOMEM; for(i = 0; i < karg->ca_umap.ug_gidlen; i++) err |= __get_user(karg->ca_umap.ug_gdimap[i], - &(((__kernel_gid_t32 *)A(uaddr))[i])); + &(((compat_gid_t *)A(uaddr))[i])); return err; } @@ -2076,37 +2044,6 @@ } -struct tms32 { - __kernel_clock_t32 tms_utime; - __kernel_clock_t32 tms_stime; - __kernel_clock_t32 tms_cutime; - __kernel_clock_t32 tms_cstime; -}; - -extern asmlinkage long sys_times(struct tms * tbuf); - -asmlinkage long sys32_times(struct tms32 *tbuf) -{ - struct tms t; - long ret; - mm_segment_t old_fs = get_fs (); - int err; - - set_fs (KERNEL_DS); - ret = sys_times(tbuf ? &t : NULL); - set_fs (old_fs); - if (tbuf) { - err = put_user (t.tms_utime, &tbuf->tms_utime); - err |= __put_user (t.tms_stime, &tbuf->tms_stime); - err |= __put_user (t.tms_cutime, &tbuf->tms_cutime); - err |= __put_user (t.tms_cstime, &tbuf->tms_cstime); - if (err) - ret = -EFAULT; - } - - return ret; -} - struct msgbuf32 { s32 mtype; char mtext[1]; }; struct semid_ds32 { @@ -2144,8 +2081,8 @@ unsigned short msg_cbytes; unsigned short msg_qnum; unsigned short msg_qbytes; - __kernel_ipc_pid_t32 msg_lspid; - __kernel_ipc_pid_t32 msg_lrpid; + compat_ipc_pid_t msg_lspid; + compat_ipc_pid_t msg_lrpid; }; struct msqid64_ds32 { @@ -2159,8 +2096,8 @@ unsigned int msg_cbytes; unsigned int msg_qnum; unsigned int msg_qbytes; - __kernel_pid_t32 msg_lspid; - __kernel_pid_t32 msg_lrpid; + compat_pid_t msg_lspid; + compat_pid_t msg_lrpid; unsigned int __unused4; unsigned int __unused5; }; @@ -2171,8 +2108,8 @@ compat_time_t shm_atime; compat_time_t shm_dtime; compat_time_t shm_ctime; - __kernel_ipc_pid_t32 shm_cpid; - __kernel_ipc_pid_t32 shm_lpid; + compat_ipc_pid_t shm_cpid; + compat_ipc_pid_t shm_lpid; unsigned short shm_nattch; unsigned short __unused; unsigned int __unused2; @@ -2189,8 +2126,8 @@ compat_time_t shm_ctime; unsigned int __unused4; compat_size_t shm_segsz; - __kernel_pid_t32 shm_cpid; - __kernel_pid_t32 shm_lpid; + compat_pid_t shm_cpid; + compat_pid_t shm_lpid; unsigned int shm_nattch; unsigned int __unused5; unsigned int __unused6; @@ -2712,7 +2649,7 @@ * proper conversion (sign extension) between the register representation of a signed int (msr in 32-bit mode) * and the register representation of a signed int (msr in 64-bit mode) is performed. */ -asmlinkage long sys32_sendfile(u32 out_fd, u32 in_fd, __kernel_off_t32* offset, u32 count) +asmlinkage long sys32_sendfile(u32 out_fd, u32 in_fd, compat_off_t* offset, u32 count) { mm_segment_t old_fs = get_fs(); int ret; @@ -2733,7 +2670,7 @@ extern asmlinkage ssize_t sys_sendfile64(int out_fd, int in_fd, loff_t *offset, size_t count); -asmlinkage int sys32_sendfile64(int out_fd, int in_fd, __kernel_loff_t32 *offset, s32 count) +asmlinkage int sys32_sendfile64(int out_fd, int in_fd, compat_loff_t *offset, s32 count) { mm_segment_t old_fs = get_fs(); int ret; @@ -4296,7 +4233,7 @@ extern asmlinkage int sys_sched_setaffinity(pid_t pid, unsigned int len, unsigned long *user_mask_ptr); -asmlinkage int sys32_sched_setaffinity(__kernel_pid_t32 pid, unsigned int len, +asmlinkage int sys32_sched_setaffinity(compat_pid_t pid, unsigned int len, u32 *user_mask_ptr) { unsigned long kernel_mask; @@ -4320,7 +4257,7 @@ extern asmlinkage int sys_sched_getaffinity(pid_t pid, unsigned int len, unsigned long *user_mask_ptr); -asmlinkage int sys32_sched_getaffinity(__kernel_pid_t32 pid, unsigned int len, +asmlinkage int sys32_sched_getaffinity(compat_pid_t pid, unsigned int len, u32 *user_mask_ptr) { unsigned long kernel_mask; diff -ruN 2.5.53/include/asm-ppc64/compat.h 2.5.53-32bit.1/include/asm-ppc64/compat.h --- 2.5.53/include/asm-ppc64/compat.h 2002-12-10 15:10:39.000000000 +1100 +++ 2.5.53-32bit.1/include/asm-ppc64/compat.h 2002-12-30 16:27:03.000000000 +1100 @@ -5,9 +5,25 @@ */ #include <linux/types.h> +#define COMPAT_USER_HZ 100 + typedef u32 compat_size_t; typedef s32 compat_ssize_t; typedef s32 compat_time_t; +typedef s32 compat_clock_t; +typedef s32 compat_pid_t; +typedef u32 compat_uid_t; +typedef u32 compat_gid_t; +typedef u32 compat_mode_t; +typedef u32 compat_ino_t; +typedef u32 compat_dev_t; +typedef s32 compat_off_t; +typedef s64 compat_loff_t; +typedef s16 compat_nlink_t; +typedef u16 compat_ipc_pid_t; +typedef s32 compat_daddr_t; +typedef u32 compat_caddr_t; +typedef __kernel_fsid_t compat_fsid_t; struct compat_timespec { compat_time_t tv_sec; @@ -19,4 +35,24 @@ s32 tv_usec; }; +struct compat_stat { + compat_dev_t st_dev; + compat_ino_t st_ino; + compat_mode_t st_mode; + compat_nlink_t st_nlink; + compat_uid_t st_uid; + compat_gid_t st_gid; + compat_dev_t st_rdev; + compat_off_t st_size; + compat_off_t st_blksize; + compat_off_t st_blocks; + compat_time_t st_atime; + u32 __unused1; + compat_time_t st_mtime; + u32 __unused2; + compat_time_t st_ctime; + u32 __unused3; + u32 __unused4[2]; +}; + #endif /* _ASM_PPC64_COMPAT_H */ diff -ruN 2.5.53/include/asm-ppc64/ppc32.h 2.5.53-32bit.1/include/asm-ppc64/ppc32.h --- 2.5.53/include/asm-ppc64/ppc32.h 2002-12-10 15:10:39.000000000 +1100 +++ 2.5.53-32bit.1/include/asm-ppc64/ppc32.h 2002-12-30 16:27:32.000000000 +1100 @@ -14,11 +14,6 @@ * 2 of the License, or (at your option) any later version. */ -#ifndef __KERNEL_STRICT_NAMES -#include <linux/types.h> -typedef __kernel_fsid_t __kernel_fsid_t32; -#endif - /* Use this to get at 32-bit user passed pointers. */ /* Things to consider: the low-level assembly stub does srl x, 0, x for first four arguments, so if you have @@ -44,21 +39,6 @@ }) /* These are here to support 32-bit syscalls on a 64-bit kernel. */ -typedef int __kernel_ptrdiff_t32; -typedef int __kernel_clock_t32; -typedef int __kernel_pid_t32; -typedef unsigned short __kernel_ipc_pid_t32; -typedef unsigned int __kernel_uid_t32; -typedef unsigned int __kernel_gid_t32; -typedef unsigned int __kernel_dev_t32; -typedef unsigned int __kernel_ino_t32; -typedef unsigned int __kernel_mode_t32; -typedef unsigned int __kernel_umode_t32; -typedef short __kernel_nlink_t32; -typedef int __kernel_daddr_t32; -typedef int __kernel_off_t32; -typedef unsigned int __kernel_caddr_t32; -typedef int __kernel_loff_t32; struct statfs32 { int f_type; @@ -68,7 +48,7 @@ int f_bavail; int f_files; int f_ffree; - __kernel_fsid_t32 f_fsid; + compat_fsid_t f_fsid; int f_namelen; /* SunOS ignores this field. */ int f_spare[6]; }; @@ -88,8 +68,8 @@ /* kill() */ struct { - __kernel_pid_t32 _pid; /* sender's pid */ - __kernel_uid_t32 _uid; /* sender's uid */ + compat_pid_t _pid; /* sender's pid */ + compat_uid_t _uid; /* sender's uid */ } _kill; /* POSIX.1b timers */ @@ -100,18 +80,18 @@ /* POSIX.1b signals */ struct { - __kernel_pid_t32 _pid; /* sender's pid */ - __kernel_uid_t32 _uid; /* sender's uid */ + compat_pid_t _pid; /* sender's pid */ + compat_uid_t _uid; /* sender's uid */ sigval_t32 _sigval; } _rt; /* SIGCHLD */ struct { - __kernel_pid_t32 _pid; /* which child */ - __kernel_uid_t32 _uid; /* sender's uid */ + compat_pid_t _pid; /* which child */ + compat_uid_t _uid; /* sender's uid */ int _status; /* exit code */ - __kernel_clock_t32 _utime; - __kernel_clock_t32 _stime; + compat_clock_t _utime; + compat_clock_t _stime; } _sigchld; /* SIGILL, SIGFPE, SIGSEGV, SIGBUS, SIGEMT */ @@ -164,32 +144,12 @@ struct flock32 { short l_type; short l_whence; - __kernel_off_t32 l_start; - __kernel_off_t32 l_len; - __kernel_pid_t32 l_pid; + compat_off_t l_start; + compat_off_t l_len; + compat_pid_t l_pid; short __unused; }; -struct stat32 { - __kernel_dev_t32 st_dev; /* 2 */ - __kernel_ino_t32 st_ino; /* 4 */ - __kernel_mode_t32 st_mode; /* 2 */ - short st_nlink; /* 2 */ - __kernel_uid_t32 st_uid; /* 2 */ - __kernel_gid_t32 st_gid; /* 2 */ - __kernel_dev_t32 st_rdev; /* 2 */ - __kernel_off_t32 st_size; /* 4 */ - __kernel_off_t32 st_blksize; /* 4 */ - __kernel_off_t32 st_blocks; /* 4 */ - compat_time_t st_atime; /* 4 */ - unsigned int __unused1; /* 4 */ - compat_time_t st_mtime; /* 4 */ - unsigned int __unused2; /* 4 */ - compat_time_t st_ctime; /* 4 */ - unsigned int __unused3; /* 4 */ - unsigned int __unused4[2]; /* 2*4 */ -}; - struct sigcontext32 { unsigned int _unused[4]; int signal; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/