/*
* libhugetlbfs - direct system call for s390 (31 bit)
*
* Copyright IBM Corp. 2012
* Author(s): Gerald Schaefer <gerald.schaefer@de.ibm.com>
*
* NOTE: Only 4 syscall parameters supported w/o stack access, but this is
* sufficient for the syscalls used so far (__NR_write, __NR_kill and
* __NR_getpid).
*/
.text
.globl direct_syscall
direct_syscall:
lr %r1,%r2
lr %r2,%r3
lr %r3,%r4
lr %r4,%r5
lr %r5,%r6
svc 0
br %r14
#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack,"",%progbits
#endif