# define DBG(fmt...)
#endif
-#define A(__x) ((unsigned long)(__x))
-#define AA(__x) ((unsigned long)(__x))
#define ROUND_UP(x,a) ((__typeof__(x))(((unsigned long)(x) + ((a) - 1)) & ~((a) - 1)))
-#define NAME_OFFSET(de) ((int) ((de)->d_name - (char *) (de)))
#define OFFSET4K(a) ((a) & 0xfff)
#define PAGE_START(addr) ((addr) & PAGE_MASK)
#define high2lowuid(uid) ((uid) > 65535 ? 65534 : (uid))
#define high2lowgid(gid) ((gid) > 65535 ? 65534 : (gid))
-extern unsigned long arch_get_unmapped_area (struct file *, unsigned long, unsigned long,
- unsigned long, unsigned long);
-
/*
* Anything that modifies or inspects ia32 user virtual memory must hold this semaphore
* while doing so.
static DECLARE_MUTEX(ia32_mmap_sem);
asmlinkage long
-sys32_execve (char *name, compat_uptr_t __user *argv, compat_uptr_t __user *envp, struct pt_regs *regs)
+sys32_execve (char __user *name, compat_uptr_t __user *argv, compat_uptr_t __user *envp,
+ struct pt_regs *regs)
{
long error;
char *filename;
return error;
}
-int cp_compat_stat(struct kstat *stat, struct compat_stat *ubuf)
+int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf)
{
int err;
/* Optimize the case where the old mmap and the new mmap are both anonymous */
if ((old_prot & PROT_WRITE) && (flags & MAP_ANONYMOUS) && !vma->vm_file) {
- if (clear_user((void *) start, end - start)) {
+ if (clear_user((void __user *) start, end - start)) {
ret = -EFAULT;
goto out;
}
return -ENOMEM;
if (old_prot)
- copy_from_user(page, (void *) PAGE_START(start), PAGE_SIZE);
+ copy_from_user(page, (void __user *) PAGE_START(start), PAGE_SIZE);
down_write(¤t->mm->mmap_sem);
{
- ret = do_mmap(0, PAGE_START(start), PAGE_SIZE, prot | PROT_WRITE,
+ ret = do_mmap(NULL, PAGE_START(start), PAGE_SIZE, prot | PROT_WRITE,
flags | MAP_FIXED | MAP_ANONYMOUS, 0);
}
up_write(¤t->mm->mmap_sem);
if (old_prot) {
/* copy back the old page contents. */
if (offset_in_page(start))
- copy_to_user((void *) PAGE_START(start), page, offset_in_page(start));
+ copy_to_user((void __user *) PAGE_START(start), page,
+ offset_in_page(start));
if (offset_in_page(end))
- copy_to_user((void *) end, page + offset_in_page(end),
+ copy_to_user((void __user *) end, page + offset_in_page(end),
PAGE_SIZE - offset_in_page(end));
}
/* read the file contents */
inode = file->f_dentry->d_inode;
if (!inode->i_fop || !file->f_op->read
- || ((*file->f_op->read)(file, (char *) start, end - start, &off) < 0))
+ || ((*file->f_op->read)(file, (char __user *) start, end - start, &off) < 0))
{
ret = -EINVAL;
goto out;
if ((p = kmalloc(sizeof(*p), GFP_KERNEL)) == NULL)
return p;
- p->pp_head = 0;
+ p->pp_head = NULL;
p->ppl_rb = RB_ROOT;
- p->pp_hint = 0;
+ p->pp_hint = NULL;
atomic_set(&p->pp_count, 1);
return p;
}
if (!(flags & MAP_ANONYMOUS) && is_congruent)
ret = do_mmap(file, pstart, pend - pstart, prot, flags | MAP_FIXED, poff);
else
- ret = do_mmap(0, pstart, pend - pstart,
+ ret = do_mmap(NULL, pstart, pend - pstart,
prot | ((flags & MAP_ANONYMOUS) ? 0 : PROT_WRITE),
flags | MAP_FIXED | MAP_ANONYMOUS, 0);
}
/* read the file contents */
inode = file->f_dentry->d_inode;
if (!inode->i_fop || !file->f_op->read
- || ((*file->f_op->read)(file, (char *) pstart, pend - pstart, &poff) < 0))
+ || ((*file->f_op->read)(file, (char __user *) pstart, pend - pstart, &poff)
+ < 0))
{
sys_munmap(pstart, pend - pstart);
return -EINVAL;
};
asmlinkage long
-sys32_mmap (struct mmap_arg_struct *arg)
+sys32_mmap (struct mmap_arg_struct __user *arg)
{
struct mmap_arg_struct a;
struct file *file = NULL;
}
asmlinkage long
-sys32_pipe (int *fd)
+sys32_pipe (int __user *fd)
{
int retval;
int fds[2];
}
static inline long
-get_tv32 (struct timeval *o, struct compat_timeval *i)
+get_tv32 (struct timeval *o, struct compat_timeval __user *i)
{
return (!access_ok(VERIFY_READ, i, sizeof(*i)) ||
(__get_user(o->tv_sec, &i->tv_sec) | __get_user(o->tv_usec, &i->tv_usec)));
}
static inline long
-put_tv32 (struct compat_timeval *o, struct timeval *i)
+put_tv32 (struct compat_timeval __user *o, struct timeval *i)
{
return (!access_ok(VERIFY_WRITE, o, sizeof(*o)) ||
(__put_user(i->tv_sec, &o->tv_sec) | __put_user(i->tv_usec, &o->tv_usec)));
extern struct timezone sys_tz;
asmlinkage long
-sys32_gettimeofday (struct compat_timeval *tv, struct timezone *tz)
+sys32_gettimeofday (struct compat_timeval __user *tv, struct timezone __user *tz)
{
if (tv) {
struct timeval ktv;
}
asmlinkage long
-sys32_settimeofday (struct compat_timeval *tv, struct timezone *tz)
+sys32_settimeofday (struct compat_timeval __user *tv, struct timezone __user *tz)
{
struct timeval ktv;
struct timespec kts;
}
struct getdents32_callback {
- struct compat_dirent * current_dir;
- struct compat_dirent * previous;
+ struct compat_dirent __user *current_dir;
+ struct compat_dirent __user *previous;
int count;
int error;
};
struct readdir32_callback {
- struct old_linux32_dirent * dirent;
+ struct old_linux32_dirent __user * dirent;
int count;
};
filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino,
unsigned int d_type)
{
- struct compat_dirent * dirent;
+ struct compat_dirent __user * dirent;
struct getdents32_callback * buf = (struct getdents32_callback *) __buf;
- int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1, 4);
+ int reclen = ROUND_UP(offsetof(struct compat_dirent, d_name) + namlen + 1, 4);
buf->error = -EINVAL; /* only used if we fail.. */
if (reclen > buf->count)
|| copy_to_user(dirent->d_name, name, namlen)
|| put_user(0, dirent->d_name + namlen))
return -EFAULT;
- dirent = (struct compat_dirent *) ((char *) dirent + reclen);
+ dirent = (struct compat_dirent __user *) ((char __user *) dirent + reclen);
buf->current_dir = dirent;
buf->count -= reclen;
return 0;
}
asmlinkage long
-sys32_getdents (unsigned int fd, struct compat_dirent *dirent, unsigned int count)
+sys32_getdents (unsigned int fd, struct compat_dirent __user *dirent, unsigned int count)
{
struct file * file;
- struct compat_dirent * lastdirent;
+ struct compat_dirent __user * lastdirent;
struct getdents32_callback buf;
int error;
unsigned int d_type)
{
struct readdir32_callback * buf = (struct readdir32_callback *) __buf;
- struct old_linux32_dirent * dirent;
+ struct old_linux32_dirent __user * dirent;
if (buf->count)
return -EINVAL;
}
asmlinkage long
-sys32_readdir (unsigned int fd, void *dirent, unsigned int count)
+sys32_readdir (unsigned int fd, void __user *dirent, unsigned int count)
{
int error;
struct file * file;
};
asmlinkage long
-sys32_old_select (struct sel_arg_struct *arg)
+sys32_old_select (struct sel_arg_struct __user *arg)
{
struct sel_arg_struct a;
* so we have to implement this system call here.
*/
asmlinkage long
-sys32_time (int *tloc)
+sys32_time (int __user *tloc)
{
int i;
struct timeval tv;
}
static void
-put_fpreg (int regno, struct _fpreg_ia32 *reg, struct pt_regs *ptp, struct switch_stack *swp,
- int tos)
+put_fpreg (int regno, struct _fpreg_ia32 __user *reg, struct pt_regs *ptp,
+ struct switch_stack *swp, int tos)
{
struct _fpreg_ia32 *f;
char buf[32];
}
static void
-get_fpreg (int regno, struct _fpreg_ia32 *reg, struct pt_regs *ptp, struct switch_stack *swp,
- int tos)
+get_fpreg (int regno, struct _fpreg_ia32 __user *reg, struct pt_regs *ptp,
+ struct switch_stack *swp, int tos)
{
if ((regno += tos) >= 8)
}
int
-save_ia32_fpstate (struct task_struct *tsk, struct ia32_user_i387_struct *save)
+save_ia32_fpstate (struct task_struct *tsk, struct ia32_user_i387_struct __user *save)
{
struct switch_stack *swp;
struct pt_regs *ptp;
}
static int
-restore_ia32_fpstate (struct task_struct *tsk, struct ia32_user_i387_struct *save)
+restore_ia32_fpstate (struct task_struct *tsk, struct ia32_user_i387_struct __user *save)
{
struct switch_stack *swp;
struct pt_regs *ptp;
if (!access_ok(VERIFY_READ, save, sizeof(*save)))
return(-EFAULT);
- __get_user(num32, (unsigned int *)&save->cwd);
+ __get_user(num32, (unsigned int __user *)&save->cwd);
tsk->thread.fcr = (tsk->thread.fcr & (~0x1f3f)) | (num32 & 0x1f3f);
- __get_user(fsrlo, (unsigned int *)&save->swd);
- __get_user(fsrhi, (unsigned int *)&save->twd);
+ __get_user(fsrlo, (unsigned int __user *)&save->swd);
+ __get_user(fsrhi, (unsigned int __user *)&save->twd);
num32 = (fsrhi << 16) | fsrlo;
tsk->thread.fsr = (tsk->thread.fsr & (~0xffffffff)) | num32;
- __get_user(num32, (unsigned int *)&save->fip);
+ __get_user(num32, (unsigned int __user *)&save->fip);
tsk->thread.fir = (tsk->thread.fir & (~0xffffffff)) | num32;
- __get_user(num32, (unsigned int *)&save->foo);
+ __get_user(num32, (unsigned int __user *)&save->foo);
tsk->thread.fdr = (tsk->thread.fdr & (~0xffffffff)) | num32;
/*
}
int
-save_ia32_fpxstate (struct task_struct *tsk, struct ia32_user_fxsr_struct *save)
+save_ia32_fpxstate (struct task_struct *tsk, struct ia32_user_fxsr_struct __user *save)
{
struct switch_stack *swp;
struct pt_regs *ptp;
ptp = ia64_task_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
- put_fpreg(i, (struct _fpreg_ia32 *)&save->st_space[4*i], ptp, swp, tos);
+ put_fpreg(i, (struct _fpreg_ia32 __user *)&save->st_space[4*i], ptp, swp, tos);
mxcsr = ((tsk->thread.fcr>>32) & 0xff80) | ((tsk->thread.fsr>>32) & 0x3f);
__put_user(mxcsr & 0xffff, &save->mxcsr);
}
static int
-restore_ia32_fpxstate (struct task_struct *tsk, struct ia32_user_fxsr_struct *save)
+restore_ia32_fpxstate (struct task_struct *tsk, struct ia32_user_fxsr_struct __user *save)
{
struct switch_stack *swp;
struct pt_regs *ptp;
if (!access_ok(VERIFY_READ, save, sizeof(*save)))
return(-EFAULT);
- __get_user(num32, (unsigned int *)&save->cwd);
+ __get_user(num32, (unsigned int __user *)&save->cwd);
tsk->thread.fcr = (tsk->thread.fcr & (~0x1f3f)) | (num32 & 0x1f3f);
- __get_user(fsrlo, (unsigned int *)&save->swd);
- __get_user(fsrhi, (unsigned int *)&save->twd);
+ __get_user(fsrlo, (unsigned int __user *)&save->swd);
+ __get_user(fsrhi, (unsigned int __user *)&save->twd);
num32 = (fsrhi << 16) | fsrlo;
tsk->thread.fsr = (tsk->thread.fsr & (~0xffffffff)) | num32;
- __get_user(num32, (unsigned int *)&save->fip);
+ __get_user(num32, (unsigned int __user *)&save->fip);
tsk->thread.fir = (tsk->thread.fir & (~0xffffffff)) | num32;
- __get_user(num32, (unsigned int *)&save->foo);
+ __get_user(num32, (unsigned int __user *)&save->foo);
tsk->thread.fdr = (tsk->thread.fdr & (~0xffffffff)) | num32;
/*
ptp = ia64_task_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
- get_fpreg(i, (struct _fpreg_ia32 *)&save->st_space[4*i], ptp, swp, tos);
+ get_fpreg(i, (struct _fpreg_ia32 __user *)&save->st_space[4*i], ptp, swp, tos);
- __get_user(mxcsr, (unsigned int *)&save->mxcsr);
+ __get_user(mxcsr, (unsigned int __user *)&save->mxcsr);
num64 = mxcsr & 0xff10;
- tsk->thread.fcr = (tsk->thread.fcr & (~0xff1000000000)) | (num64<<32);
+ tsk->thread.fcr = (tsk->thread.fcr & (~0xff1000000000UL)) | (num64<<32);
num64 = mxcsr & 0x3f;
- tsk->thread.fsr = (tsk->thread.fsr & (~0x3f00000000)) | (num64<<32);
+ tsk->thread.fsr = (tsk->thread.fsr & (~0x3f00000000UL)) | (num64<<32);
for (i = 0; i < 8; i++) {
copy_from_user(num128, &save->xmm_space[0] + 4*i, sizeof(struct _xmmreg_ia32));
case PTRACE_PEEKDATA: /* read word at location addr */
ret = ia32_peek(regs, child, addr, &value);
if (ret == 0)
- ret = put_user(value, (unsigned int *) A(data));
+ ret = put_user(value, (unsigned int __user *) compat_ptr(data));
else
ret = -EIO;
goto out_tsk;
break;
tmp = getreg(child, addr);
- if (!put_user(tmp, (unsigned int *) A(data)))
+ if (!put_user(tmp, (unsigned int __user *) compat_ptr(data)))
ret = 0;
break;
break;
case IA32_PTRACE_GETREGS:
- if (!access_ok(VERIFY_WRITE, (int *) A(data), 17*sizeof(int))) {
+ if (!access_ok(VERIFY_WRITE, compat_ptr(data), 17*sizeof(int))) {
ret = -EIO;
break;
}
for (i = 0; i < (int) (17*sizeof(int)); i += sizeof(int) ) {
- put_user(getreg(child, i), (unsigned int *) A(data));
+ put_user(getreg(child, i), (unsigned int __user *) compat_ptr(data));
data += sizeof(int);
}
ret = 0;
break;
case IA32_PTRACE_SETREGS:
- if (!access_ok(VERIFY_READ, (int *) A(data), 17*sizeof(int))) {
+ if (!access_ok(VERIFY_READ, compat_ptr(data), 17*sizeof(int))) {
ret = -EIO;
break;
}
for (i = 0; i < (int) (17*sizeof(int)); i += sizeof(int) ) {
- get_user(tmp, (unsigned int *) A(data));
+ get_user(tmp, (unsigned int __user *) compat_ptr(data));
putreg(child, i, tmp);
data += sizeof(int);
}
break;
case IA32_PTRACE_GETFPREGS:
- ret = save_ia32_fpstate(child, (struct ia32_user_i387_struct *) A(data));
+ ret = save_ia32_fpstate(child, (struct ia32_user_i387_struct __user *)
+ compat_ptr(data));
break;
case IA32_PTRACE_GETFPXREGS:
- ret = save_ia32_fpxstate(child, (struct ia32_user_fxsr_struct *) A(data));
+ ret = save_ia32_fpxstate(child, (struct ia32_user_fxsr_struct __user *)
+ compat_ptr(data));
break;
case IA32_PTRACE_SETFPREGS:
- ret = restore_ia32_fpstate(child, (struct ia32_user_i387_struct *) A(data));
+ ret = restore_ia32_fpstate(child, (struct ia32_user_i387_struct __user *)
+ compat_ptr(data));
break;
case IA32_PTRACE_SETFPXREGS:
- ret = restore_ia32_fpxstate(child, (struct ia32_user_fxsr_struct *) A(data));
+ ret = restore_ia32_fpxstate(child, (struct ia32_user_fxsr_struct __user *)
+ compat_ptr(data));
break;
case PTRACE_SYSCALL: /* continue, stop after next syscall */
return ret;
}
-/*
- * The IA64 maps 4 I/O ports for each 4K page
- */
-#define IOLEN ((65536 / 4) * 4096)
-
-asmlinkage long
-sys32_iopl (int level)
-{
- extern unsigned long ia64_iobase;
- int fd;
- struct file * file;
- unsigned int old;
- unsigned long addr;
- mm_segment_t old_fs = get_fs ();
-
- if (level != 3)
- return(-EINVAL);
- /* Trying to gain more privileges? */
- old = ia64_getreg(_IA64_REG_AR_EFLAG);
- if ((unsigned int) level > ((old >> 12) & 3)) {
- if (!capable(CAP_SYS_RAWIO))
- return -EPERM;
- }
- set_fs(KERNEL_DS);
- fd = sys_open("/dev/mem", O_SYNC | O_RDWR, 0);
- set_fs(old_fs);
- if (fd < 0)
- return fd;
- file = fget(fd);
- if (file == NULL) {
- sys_close(fd);
- return(-EFAULT);
- }
-
- down_write(¤t->mm->mmap_sem);
- addr = do_mmap_pgoff(file, IA32_IOBASE,
- IOLEN, PROT_READ|PROT_WRITE, MAP_SHARED,
- (ia64_iobase & ~PAGE_OFFSET) >> PAGE_SHIFT);
- up_write(¤t->mm->mmap_sem);
-
- if (addr >= 0) {
- old = (old & ~0x3000) | (level << 12);
- ia64_setreg(_IA64_REG_AR_EFLAG, old);
- }
-
- fput(file);
- sys_close(fd);
- return 0;
-}
-
-asmlinkage long
-sys32_ioperm (unsigned int from, unsigned int num, int on)
-{
-
- /*
- * Since IA64 doesn't have permission bits we'd have to go to
- * a lot of trouble to simulate them in software. There's
- * no point, only trusted programs can make this call so we'll
- * just turn it into an iopl call and let the process have
- * access to all I/O ports.
- *
- * XXX proper ioperm() support should be emulated by
- * manipulating the page protections...
- */
- return sys32_iopl(3);
-}
-
typedef struct {
unsigned int ss_sp;
unsigned int ss_flags;
} ia32_stack_t;
asmlinkage long
-sys32_sigaltstack (ia32_stack_t *uss32, ia32_stack_t *uoss32,
+sys32_sigaltstack (ia32_stack_t __user *uss32, ia32_stack_t __user *uoss32,
long arg2, long arg3, long arg4, long arg5, long arg6, long arg7, long stack)
{
struct pt_regs *pt = (struct pt_regs *) &stack;
if (uss32) {
if (copy_from_user(&buf32, uss32, sizeof(ia32_stack_t)))
return -EFAULT;
- uss.ss_sp = (void *) (long) buf32.ss_sp;
+ uss.ss_sp = (void __user *) (long) buf32.ss_sp;
uss.ss_flags = buf32.ss_flags;
- /* MINSIGSTKSZ is different for ia32 vs ia64. We lie here to pass the
+ /* MINSIGSTKSZ is different for ia32 vs ia64. We lie here to pass the
check and set it to the user requested value later */
if ((buf32.ss_flags != SS_DISABLE) && (buf32.ss_size < MINSIGSTKSZ_IA32)) {
ret = -ENOMEM;
uss.ss_size = MINSIGSTKSZ;
}
set_fs(KERNEL_DS);
- ret = do_sigaltstack(uss32 ? &uss : NULL, &uoss, pt->r12);
- current->sas_ss_size = buf32.ss_size;
+ ret = do_sigaltstack(uss32 ? (stack_t __user *) &uss : NULL,
+ (stack_t __user *) &uoss, pt->r12);
+ current->sas_ss_size = buf32.ss_size;
set_fs(old_fs);
out:
if (ret < 0)
return(ret);
if (uoss32) {
- buf32.ss_sp = (long) uoss.ss_sp;
+ buf32.ss_sp = (long __user) uoss.ss_sp;
buf32.ss_flags = uoss.ss_flags;
buf32.ss_size = uoss.ss_size;
if (copy_to_user(uoss32, &buf32, sizeof(ia32_stack_t)))
};
asmlinkage long
-sys32_sysctl (struct sysctl32 *args)
+sys32_sysctl (struct sysctl32 __user *args)
{
#ifdef CONFIG_SYSCTL
struct sysctl32 a32;
mm_segment_t old_fs = get_fs ();
- void *oldvalp, *newvalp;
+ void __user *oldvalp, *newvalp;
size_t oldlen;
- int *namep;
+ int __user *namep;
long ret;
if (copy_from_user(&a32, args, sizeof(a32)))
* addresses, we KNOW that access_ok() will always succeed, so this is an
* expensive NOP, but so what...
*/
- namep = (int *) A(a32.name);
- oldvalp = (void *) A(a32.oldval);
- newvalp = (void *) A(a32.newval);
+ namep = (int __user *) compat_ptr(a32.name);
+ oldvalp = compat_ptr(a32.oldval);
+ newvalp = compat_ptr(a32.newval);
- if ((oldvalp && get_user(oldlen, (int *) A(a32.oldlenp)))
+ if ((oldvalp && get_user(oldlen, (int __user *) compat_ptr(a32.oldlenp)))
|| !access_ok(VERIFY_WRITE, namep, 0)
|| !access_ok(VERIFY_WRITE, oldvalp, 0)
|| !access_ok(VERIFY_WRITE, newvalp, 0))
set_fs(KERNEL_DS);
lock_kernel();
- ret = do_sysctl(namep, a32.nlen, oldvalp, &oldlen, newvalp, (size_t) a32.newlen);
+ ret = do_sysctl(namep, a32.nlen, oldvalp, (size_t __user *) &oldlen,
+ newvalp, (size_t) a32.newlen);
unlock_kernel();
set_fs(old_fs);
- if (oldvalp && put_user (oldlen, (int *) A(a32.oldlenp)))
+ if (oldvalp && put_user (oldlen, (int __user *) compat_ptr(a32.oldlenp)))
return -EFAULT;
return ret;
}
asmlinkage long
-sys32_newuname (struct new_utsname *name)
+sys32_newuname (struct new_utsname __user *name)
{
int ret = sys_newuname(name);
}
asmlinkage long
-sys32_getresuid16 (u16 *ruid, u16 *euid, u16 *suid)
+sys32_getresuid16 (u16 __user *ruid, u16 __user *euid, u16 __user *suid)
{
uid_t a, b, c;
int ret;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- ret = sys_getresuid(&a, &b, &c);
+ ret = sys_getresuid((uid_t __user *) &a, (uid_t __user *) &b, (uid_t __user *) &c);
set_fs(old_fs);
if (put_user(a, ruid) || put_user(b, euid) || put_user(c, suid))
}
asmlinkage long
-sys32_getresgid16 (u16 *rgid, u16 *egid, u16 *sgid)
+sys32_getresgid16 (u16 __user *rgid, u16 __user *egid, u16 __user *sgid)
{
gid_t a, b, c;
int ret;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- ret = sys_getresgid(&a, &b, &c);
+ ret = sys_getresgid((gid_t __user *) &a, (gid_t __user *) &b, (gid_t __user *) &c);
set_fs(old_fs);
if (ret)
}
static int
-groups16_to_user(short *grouplist, struct group_info *group_info)
+groups16_to_user(short __user *grouplist, struct group_info *group_info)
{
int i;
short group;
}
static int
-groups16_from_user(struct group_info *group_info, short *grouplist)
+groups16_from_user(struct group_info *group_info, short __user *grouplist)
{
int i;
short group;
}
asmlinkage long
-sys32_getgroups16 (int gidsetsize, short *grouplist)
+sys32_getgroups16 (int gidsetsize, short __user *grouplist)
{
int i;
}
asmlinkage long
-sys32_setgroups16 (int gidsetsize, short *grouplist)
+sys32_setgroups16 (int gidsetsize, short __user *grouplist)
{
struct group_info *group_info;
int retval;
asmlinkage long
sys32_truncate64 (unsigned int path, unsigned int len_lo, unsigned int len_hi)
{
- return sys_truncate((const char *) A(path), ((unsigned long) len_hi << 32) | len_lo);
+ return sys_truncate(compat_ptr(path), ((unsigned long) len_hi << 32) | len_lo);
}
asmlinkage long
}
static int
-putstat64 (struct stat64 *ubuf, struct kstat *kbuf)
+putstat64 (struct stat64 __user *ubuf, struct kstat *kbuf)
{
int err;
u64 hdev;
return -EFAULT;
hdev = huge_encode_dev(kbuf->dev);
- err = __put_user(hdev, (u32*)&ubuf->st_dev);
- err |= __put_user(hdev >> 32, ((u32*)&ubuf->st_dev) + 1);
+ err = __put_user(hdev, (u32 __user*)&ubuf->st_dev);
+ err |= __put_user(hdev >> 32, ((u32 __user*)&ubuf->st_dev) + 1);
err |= __put_user(kbuf->ino, &ubuf->__st_ino);
err |= __put_user(kbuf->ino, &ubuf->st_ino_lo);
err |= __put_user(kbuf->ino >> 32, &ubuf->st_ino_hi);
err |= __put_user(kbuf->uid, &ubuf->st_uid);
err |= __put_user(kbuf->gid, &ubuf->st_gid);
hdev = huge_encode_dev(kbuf->rdev);
- err = __put_user(hdev, (u32*)&ubuf->st_rdev);
- err |= __put_user(hdev >> 32, ((u32*)&ubuf->st_rdev) + 1);
+ err = __put_user(hdev, (u32 __user*)&ubuf->st_rdev);
+ err |= __put_user(hdev >> 32, ((u32 __user*)&ubuf->st_rdev) + 1);
err |= __put_user(kbuf->size, &ubuf->st_size_lo);
err |= __put_user((kbuf->size >> 32), &ubuf->st_size_hi);
err |= __put_user(kbuf->atime.tv_sec, &ubuf->st_atime);
}
asmlinkage long
-sys32_stat64 (char *filename, struct stat64 *statbuf)
+sys32_stat64 (char __user *filename, struct stat64 __user *statbuf)
{
struct kstat s;
long ret = vfs_stat(filename, &s);
}
asmlinkage long
-sys32_lstat64 (char *filename, struct stat64 *statbuf)
+sys32_lstat64 (char __user *filename, struct stat64 __user *statbuf)
{
struct kstat s;
long ret = vfs_lstat(filename, &s);
}
asmlinkage long
-sys32_fstat64 (unsigned int fd, struct stat64 *statbuf)
+sys32_fstat64 (unsigned int fd, struct stat64 __user *statbuf)
{
struct kstat s;
long ret = vfs_fstat(fd, &s);
};
asmlinkage long
-sys32_sysinfo (struct sysinfo32 *info)
+sys32_sysinfo (struct sysinfo32 __user *info)
{
struct sysinfo s;
long ret, err;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- ret = sys_sysinfo(&s);
+ ret = sys_sysinfo((struct sysinfo __user *) &s);
set_fs(old_fs);
/* Check to see if any memory value is too large for 32-bit and
* scale down if needed.
}
asmlinkage long
-sys32_sched_rr_get_interval (pid_t pid, struct compat_timespec *interval)
+sys32_sched_rr_get_interval (pid_t pid, struct compat_timespec __user *interval)
{
mm_segment_t old_fs = get_fs();
struct timespec t;
long ret;
set_fs(KERNEL_DS);
- ret = sys_sched_rr_get_interval(pid, &t);
+ ret = sys_sched_rr_get_interval(pid, (struct timespec __user *) &t);
set_fs(old_fs);
if (put_compat_timespec(&t, interval))
return -EFAULT;
}
asmlinkage long
-sys32_pread (unsigned int fd, void *buf, unsigned int count, u32 pos_lo, u32 pos_hi)
+sys32_pread (unsigned int fd, void __user *buf, unsigned int count, u32 pos_lo, u32 pos_hi)
{
return sys_pread64(fd, buf, count, ((unsigned long) pos_hi << 32) | pos_lo);
}
asmlinkage long
-sys32_pwrite (unsigned int fd, void *buf, unsigned int count, u32 pos_lo, u32 pos_hi)
+sys32_pwrite (unsigned int fd, void __user *buf, unsigned int count, u32 pos_lo, u32 pos_hi)
{
return sys_pwrite64(fd, buf, count, ((unsigned long) pos_hi << 32) | pos_lo);
}
asmlinkage long
-sys32_sendfile (int out_fd, int in_fd, int *offset, unsigned int count)
+sys32_sendfile (int out_fd, int in_fd, int __user *offset, unsigned int count)
{
mm_segment_t old_fs = get_fs();
long ret;
return -EFAULT;
set_fs(KERNEL_DS);
- ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
+ ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *) &of : NULL, count);
set_fs(old_fs);
if (!ret && offset && put_user(of, offset))
obrk = mm->brk;
ret = sys_brk(brk);
if (ret < obrk)
- clear_user((void *) ret, PAGE_ALIGN(ret) - ret);
+ clear_user(compat_ptr(ret), PAGE_ALIGN(ret) - ret);
return ret;
}
* Exactly like fs/open.c:sys_open(), except that it doesn't set the O_LARGEFILE flag.
*/
asmlinkage long
-sys32_open (const char * filename, int flags, int mode)
+sys32_open (const char __user * filename, int flags, int mode)
{
char * tmp;
int fd, error;
{
u32 events;
u32 data[2];
-};
+};
asmlinkage long
-sys32_epoll_ctl(int epfd, int op, int fd, struct epoll_event32 *event)
+sys32_epoll_ctl(int epfd, int op, int fd, struct epoll_event32 __user *event)
{
mm_segment_t old_fs = get_fs();
struct epoll_event event64;
event64.data |= (u64)data_halfword << 32;
set_fs(KERNEL_DS);
- error = sys_epoll_ctl(epfd, op, fd, &event64);
+ error = sys_epoll_ctl(epfd, op, fd, (struct epoll_event __user *) &event64);
set_fs(old_fs);
return error;
}
asmlinkage long
-sys32_epoll_wait(int epfd, struct epoll_event32 *events, int maxevents,
+sys32_epoll_wait(int epfd, struct epoll_event32 __user * events, int maxevents,
int timeout)
{
struct epoll_event *events64 = NULL;
maxevents * sizeof(struct epoll_event32))))
return error;
- /*
- * Allocate space for the intermediate copy. If the space needed
+ /*
+ * Allocate space for the intermediate copy. If the space needed
* is large enough to cause kmalloc to fail, then try again with
* __get_free_pages.
*/
if (events64 == NULL) {
events64 = (struct epoll_event *)
__get_free_pages(GFP_KERNEL, get_order(size));
- if (events64 == NULL)
+ if (events64 == NULL)
return -ENOMEM;
do_free_pages = 1;
}
/* Do the system call */
set_fs(KERNEL_DS); /* copy_to/from_user should work on kernel mem*/
- numevents = sys_epoll_wait(epfd, events64, maxevents, timeout);
+ numevents = sys_epoll_wait(epfd, (struct epoll_event __user *) events64,
+ maxevents, timeout);
set_fs(old_fs);
/* Don't modify userspace memory if we're returning an error */
* Set a given TLS descriptor:
*/
asmlinkage int
-sys32_set_thread_area (struct ia32_user_desc *u_info)
+sys32_set_thread_area (struct ia32_user_desc __user *u_info)
{
struct thread_struct *t = ¤t->thread;
struct ia32_user_desc info;
#define GET_USEABLE(desc) (((desc)->b >> 20) & 1)
asmlinkage int
-sys32_get_thread_area (struct ia32_user_desc *u_info)
+sys32_get_thread_area (struct ia32_user_desc __user *u_info)
{
struct ia32_user_desc info;
struct desc_struct *desc;
return 0;
}
-extern asmlinkage long
-sys_timer_create(clockid_t which_clock, struct sigevent *timer_event_spec,
- timer_t * created_timer_id);
-
asmlinkage long
-sys32_timer_create(u32 clock, struct sigevent32 *se32, timer_t *timer_id)
+sys32_timer_create(u32 clock, struct sigevent32 __user *se32, timer_t __user *timer_id)
{
struct sigevent se;
mm_segment_t oldfs;
oldfs = get_fs();
set_fs(KERNEL_DS);
- err = sys_timer_create(clock, &se, &t);
+ err = sys_timer_create(clock, (struct sigevent __user *) &se, (timer_t __user *) &t);
set_fs(oldfs);
if (!err)
advice);
}
+asmlinkage long sys32_waitid(int which, compat_pid_t pid,
+ siginfo_t32 __user *uinfo, int options,
+ struct compat_rusage __user *uru)
+{
+ siginfo_t info;
+ struct rusage ru;
+ long ret;
+ mm_segment_t old_fs = get_fs();
+
+ info.si_signo = 0;
+ set_fs (KERNEL_DS);
+ ret = sys_waitid(which, pid, (siginfo_t __user *) &info, options,
+ uru ? &ru : NULL);
+ set_fs (old_fs);
+
+ if (ret < 0 || info.si_signo == 0)
+ return ret;
+
+ if (uru && (ret = put_compat_rusage(&ru, uru)))
+ return ret;
+
+ BUG_ON(info.si_code & __SI_MASK);
+ info.si_code |= __SI_CHLD;
+ return copy_siginfo_to_user32(uinfo, &info);
+}
+
#ifdef NOTYET /* UNTESTED FOR IA64 FROM HERE DOWN */
asmlinkage long sys32_setreuid(compat_uid_t ruid, compat_uid_t euid)