return error;
}
-/*
- * This is the lowest virtual address we can permit any user space
- * mapping to be mapped at. This is particularly important for
- * non-high vector CPUs.
- */
-#define MIN_MAP_ADDR (PAGE_SIZE)
-
/* common code for old and new mmaps */
inline long do_mmap2(
unsigned long addr, unsigned long len,
flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
- if (flags & MAP_FIXED && addr < MIN_MAP_ADDR)
+ if (flags & MAP_FIXED && addr < FIRST_USER_ADDRESS)
goto out;
error = -EBADF;
{
unsigned long ret = -EINVAL;
- if (flags & MREMAP_FIXED && new_addr < MIN_MAP_ADDR)
+ if (flags & MREMAP_FIXED && new_addr < FIRST_USER_ADDRESS)
goto out;
down_write(¤t->mm->mmap_sem);
}
}
-asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg,
- unsigned long __user *addr)
-{
- unsigned long ret;
- long err;
-
- err = do_shmat(shmid, shmaddr, shmflg, &ret);
- if (err == 0)
- err = put_user(ret, addr);
- return err;
-}
-
/* Fork a new task - this creates a new program thread.
* This is called indirectly via a small wrapper
*/
"b ret_to_user"
:
: "r" (current_thread_info()),
- "Ir" (THREAD_SIZE - 8 - sizeof(regs)),
+ "Ir" (THREAD_START_SP - sizeof(regs)),
"r" (®s),
"Ir" (sizeof(regs))
- : "r0", "r1", "r2", "r3", "ip", "memory");
+ : "r0", "r1", "r2", "r3", "ip", "lr", "memory");
out:
return ret;
}
EXPORT_SYMBOL(execve);
+
+/*
+ * Since loff_t is a 64 bit type we avoid a lot of ABI hastle
+ * with a different argument ordering.
+ */
+asmlinkage long sys_arm_fadvise64_64(int fd, int advice,
+ loff_t offset, loff_t len)
+{
+ return sys_fadvise64_64(fd, offset, len, advice);
+}