#include <linux/utsname.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
+#include <linux/vs_cvirt.h>
#include <asm/uaccess.h>
#include <asm/ipc.h>
if (!ptr)
goto out;
err = -EFAULT;
- if(get_user(fourth.__pad, (void __user **)ptr))
+ if (get_user(fourth.__pad,
+ (void __user * __user *)ptr))
goto out;
err = sys_semctl (first, second, third, fourth);
goto out;
goto out;
}
case 1: default:
- err = sys_msgrcv (first, (struct msgbuf *) ptr, second, fifth, third);
+ err = sys_msgrcv (first,
+ (struct msgbuf __user *) ptr,
+ second, fifth, third);
goto out;
}
case MSGGET:
goto out;
}
case 1: /* iBCS2 emulator entry point */
- err = do_shmat (first, (char __user *) ptr, second, (ulong __user *) third);
+ err = -EINVAL;
goto out;
}
case SHMDT:
return err;
}
+int sparc_mmap_check(unsigned long addr, unsigned long len, unsigned long flags)
+{
+ if (ARCH_SUN4C_SUN4 &&
+ (len > 0x20000000 ||
+ ((flags & MAP_FIXED) &&
+ addr < 0xe0000000 && addr + len > 0x20000000)))
+ return -EINVAL;
+
+ /* See asm-sparc/uaccess.h */
+ if (len > TASK_SIZE - PAGE_SIZE || addr + len > TASK_SIZE - PAGE_SIZE)
+ return -EINVAL;
+
+ return 0;
+}
+
/* Linux version of mmap */
static unsigned long do_mmap2(unsigned long addr, unsigned long len,
unsigned long prot, unsigned long flags, unsigned long fd,
goto out;
}
- retval = -EINVAL;
len = PAGE_ALIGN(len);
- if (ARCH_SUN4C_SUN4 &&
- (len > 0x20000000 ||
- ((flags & MAP_FIXED) &&
- addr < 0xe0000000 && addr + len > 0x20000000)))
- goto out_putf;
-
- /* See asm-sparc/uaccess.h */
- if (len > TASK_SIZE - PAGE_SIZE || addr + len > TASK_SIZE - PAGE_SIZE)
- goto out_putf;
-
flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
down_write(¤t->mm->mmap_sem);
retval = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
up_write(¤t->mm->mmap_sem);
-out_putf:
if (file)
fput(file);
out:
info.si_signo = SIGTRAP;
info.si_errno = 0;
info.si_code = TRAP_BRKPT;
- info.si_addr = (void *)regs->pc;
+ info.si_addr = (void __user *)regs->pc;
info.si_trapno = 0;
force_sig_info(SIGTRAP, &info, current);
if (act) {
unsigned long mask;
- if (verify_area(VERIFY_READ, act, sizeof(*act)) ||
+ if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
__get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
__get_user(new_ka.sa.sa_restorer, &act->sa_restorer))
return -EFAULT;
* deadlock us if we held the signal lock on SMP. So for
* now I take the easy way out and do no locking.
*/
- if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) ||
+ if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
__put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
__put_user(old_ka.sa.sa_restorer, &oact->sa_restorer))
return -EFAULT;
down_read(&uts_sem);
- nlen = strlen(system_utsname.domainname) + 1;
+ nlen = strlen(vx_new_uts(domainname)) + 1;
if (nlen < len)
len = nlen;
if (len > __NEW_UTS_LEN)
goto done;
- if (copy_to_user(name, system_utsname.domainname, len))
+ if (copy_to_user(name, vx_new_uts(domainname), len))
goto done;
err = 0;
done: