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s390/syscalls: wire up kcmp system call

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Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2012-09-13 15:55:38 +02:00 committed by Martin Schwidefsky
parent dabecb2933
commit c0162b07b3
3 changed files with 11 additions and 1 deletions
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3
arch/s390/include/asm/unistd.h
View file

@ -278,7 +278,8 @@
#define __NR_process_vm_readv 340
#define __NR_process_vm_writev 341
#define __NR_s390_runtime_instr 342
#define NR_syscalls 343
#define __NR_kcmp 343
#define NR_syscalls 344
/*
* There are some system calls that are not present on 64 bit, some

8
arch/s390/kernel/compat_wrapper.S
View file

@ -1651,3 +1651,11 @@ ENTRY(sys_s390_runtime_instr_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
jg sys_s390_runtime_instr
ENTRY(sys_kcmp_wrapper)
lgfr %r2,%r2 # pid_t
lgfr %r3,%r3 # pid_t
lgfr %r4,%r4 # int
llgfr %r5,%r5 # unsigned long
llgfr %r6,%r6 # unsigned long
jg sys_kcmp

1
arch/s390/kernel/syscalls.S
View file

@ -351,3 +351,4 @@ SYSCALL(sys_setns,sys_setns,sys_setns_wrapper)
SYSCALL(sys_process_vm_readv,sys_process_vm_readv,compat_sys_process_vm_readv_wrapper) /* 340 */
SYSCALL(sys_process_vm_writev,sys_process_vm_writev,compat_sys_process_vm_writev_wrapper)
SYSCALL(sys_ni_syscall,sys_s390_runtime_instr,sys_s390_runtime_instr_wrapper)
SYSCALL(sys_kcmp,sys_kcmp,sys_kcmp_wrapper)