X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fparisc%2Fkernel%2Fsys_parisc32.c;h=1feb5531fd4a11d721499536c16ac7e9d6f6b588;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=12d93840f19a0511447ecd28f8c775c70e8873bf;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c index 12d93840f..1feb5531f 100644 --- a/arch/parisc/kernel/sys_parisc32.c +++ b/arch/parisc/kernel/sys_parisc32.c @@ -9,7 +9,6 @@ * environment. Based heavily on sys_ia32.c and sys_sparc32.c. */ -#include #include #include #include @@ -21,7 +20,6 @@ #include #include #include -#include #include #include #include @@ -113,13 +111,14 @@ struct __sysctl_args32 { asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) { +#ifndef CONFIG_SYSCTL_SYSCALL + return -ENOSYS; +#else struct __sysctl_args32 tmp; int error; unsigned int oldlen32; - size_t oldlen, *oldlenp = NULL; + size_t oldlen, __user *oldlenp = NULL; unsigned long addr = (((long __force)&args->__unused[0]) + 7) & ~7; - extern int do_sysctl(int *name, int nlen, void *oldval, size_t *oldlenp, - void *newval, size_t newlen); DBG(("sysctl32(%p)\n", args)); @@ -146,8 +145,9 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) } lock_kernel(); - error = do_sysctl((int *)(u64)tmp.name, tmp.nlen, (void *)(u64)tmp.oldval, - oldlenp, (void *)(u64)tmp.newval, tmp.newlen); + error = do_sysctl((int __user *)(u64)tmp.name, tmp.nlen, + (void __user *)(u64)tmp.oldval, oldlenp, + (void __user *)(u64)tmp.newval, tmp.newlen); unlock_kernel(); if (oldlenp) { if (!error) { @@ -159,10 +159,11 @@ asmlinkage long sys32_sysctl(struct __sysctl_args32 __user *args) error = -EFAULT; } } - if (copy_to_user(&args->__unused[0], tmp.__unused, sizeof(tmp.__unused))) + if (copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused))) error = -EFAULT; } return error; +#endif } #endif /* CONFIG_SYSCTL */ @@ -203,11 +204,11 @@ static inline long get_ts32(struct timespec *o, struct compat_timeval __user *i) asmlinkage int sys32_gettimeofday(struct compat_timeval __user *tv, struct timezone __user *tz) { - extern void do_gettimeofday(struct timeval *tv); + extern void vx_gettimeofday(struct timeval *tv); if (tv) { struct timeval ktv; - do_gettimeofday(&ktv); + vx_gettimeofday(&ktv); if (put_compat_timeval(tv, &ktv)) return -EFAULT; } @@ -239,14 +240,19 @@ int sys32_settimeofday(struct compat_timeval __user *tv, struct timezone __user int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; int err; if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) || !new_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = put_user(new_encode_dev(stat->dev), &statbuf->st_dev); - err |= put_user(stat->ino, &statbuf->st_ino); + err |= put_user(ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); err |= put_user(stat->nlink, &statbuf->st_nlink); err |= put_user(0, &statbuf->st_reserved1); @@ -307,23 +313,26 @@ struct readdir32_callback { #define ROUND_UP(x,a) ((__typeof__(x))(((unsigned long)(x) + ((a) - 1)) & ~((a) - 1))) #define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de))) -static int -filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino, - unsigned int d_type) +static int filldir32 (void *__buf, const char *name, int namlen, + loff_t offset, u64 ino, unsigned int d_type) { struct linux32_dirent __user * dirent; struct getdents32_callback * buf = (struct getdents32_callback *) __buf; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1, 4); + u32 d_ino; buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) put_user(offset, &dirent->d_off); dirent = buf->current_dir; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(reclen, &dirent->d_reclen); copy_to_user(dirent->d_name, name, namlen); put_user(0, dirent->d_name + namlen); @@ -367,18 +376,21 @@ out: return error; } -static int -fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, ino_t ino, - unsigned int d_type) +static int fillonedir32(void * __buf, const char * name, int namlen, + loff_t offset, u64 ino, unsigned int d_type) { struct readdir32_callback * buf = (struct readdir32_callback *) __buf; struct old_linux32_dirent __user * dirent; + u32 d_ino; if (buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; buf->count++; dirent = buf->dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(offset, &dirent->d_offset); put_user(namlen, &dirent->d_namlen); copy_to_user(dirent->d_name, name, namlen); @@ -567,63 +579,6 @@ asmlinkage int sys32_sendfile64(int out_fd, int in_fd, compat_loff_t __user *off } -struct timex32 { - unsigned int modes; /* mode selector */ - int offset; /* time offset (usec) */ - int freq; /* frequency offset (scaled ppm) */ - int maxerror; /* maximum error (usec) */ - int esterror; /* estimated error (usec) */ - int status; /* clock command/status */ - int constant; /* pll time constant */ - int precision; /* clock precision (usec) (read only) */ - int tolerance; /* clock frequency tolerance (ppm) - * (read only) - */ - struct compat_timeval time; /* (read only) */ - int tick; /* (modified) usecs between clock ticks */ - - int ppsfreq; /* pps frequency (scaled ppm) (ro) */ - int jitter; /* pps jitter (us) (ro) */ - int shift; /* interval duration (s) (shift) (ro) */ - int stabil; /* pps stability (scaled ppm) (ro) */ - int jitcnt; /* jitter limit exceeded (ro) */ - int calcnt; /* calibration intervals (ro) */ - int errcnt; /* calibration errors (ro) */ - int stbcnt; /* stability limit exceeded (ro) */ - - int :32; int :32; int :32; int :32; - int :32; int :32; int :32; int :32; - int :32; int :32; int :32; int :32; -}; - -asmlinkage long sys32_adjtimex(struct timex32 __user *txc_p32) -{ - struct timex txc; - struct timex32 t32; - int ret; - extern int do_adjtimex(struct timex *txc); - - if(copy_from_user(&t32, txc_p32, sizeof(struct timex32))) - return -EFAULT; -#undef CP -#define CP(x) txc.x = t32.x - CP(modes); CP(offset); CP(freq); CP(maxerror); CP(esterror); - CP(status); CP(constant); CP(precision); CP(tolerance); - CP(time.tv_sec); CP(time.tv_usec); CP(tick); CP(ppsfreq); CP(jitter); - CP(shift); CP(stabil); CP(jitcnt); CP(calcnt); CP(errcnt); - CP(stbcnt); - ret = do_adjtimex(&txc); -#undef CP -#define CP(x) t32.x = txc.x - CP(modes); CP(offset); CP(freq); CP(maxerror); CP(esterror); - CP(status); CP(constant); CP(precision); CP(tolerance); - CP(time.tv_sec); CP(time.tv_usec); CP(tick); CP(ppsfreq); CP(jitter); - CP(shift); CP(stabil); CP(jitcnt); CP(calcnt); CP(errcnt); - CP(stbcnt); - return copy_to_user(txc_p32, &t32, sizeof(struct timex32)) ? -EFAULT : ret; -} - - struct sysinfo32 { s32 uptime; u32 loads[3]; @@ -657,7 +612,7 @@ asmlinkage int sys32_sysinfo(struct sysinfo32 __user *info) do { seq = read_seqbegin(&xtime_lock); - /* FIXME: requires vx virtualization */ + /* TODO: requires vx virtualization */ val.uptime = jiffies / HZ; val.loads[0] = avenrun[0] << (SI_LOAD_SHIFT - FSHIFT);