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s390: wire up mlock2 system call

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Passes mlock2-tests test case in 64 bit and compat mode.

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 2015-11-16 12:31:33 +01:00 committed by Martin Schwidefsky
parent ddfd4a054b
commit 932f608193
3 changed files with 4 additions and 1 deletions
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3
arch/s390/include/uapi/asm/unistd.h
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@ -309,7 +309,8 @@
#define __NR_recvfrom 371
#define __NR_recvmsg 372
#define __NR_shutdown 373
#define NR_syscalls 374
#define __NR_mlock2 374
#define NR_syscalls 375
/*
* There are some system calls that are not present on 64 bit, some

1
arch/s390/kernel/compat_wrapper.c
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@ -176,3 +176,4 @@ COMPAT_SYSCALL_WRAP4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr,
COMPAT_SYSCALL_WRAP3(getsockname, int, fd, struct sockaddr __user *, usockaddr, int __user *, usockaddr_len);
COMPAT_SYSCALL_WRAP3(getpeername, int, fd, struct sockaddr __user *, usockaddr, int __user *, usockaddr_len);
COMPAT_SYSCALL_WRAP6(sendto, int, fd, void __user *, buff, size_t, len, unsigned int, flags, struct sockaddr __user *, addr, int, addr_len);
COMPAT_SYSCALL_WRAP3(mlock2, unsigned long, start, size_t, len, int, flags);

1
arch/s390/kernel/syscalls.S
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@ -382,3 +382,4 @@ SYSCALL(sys_sendmsg,compat_sys_sendmsg) /* 370 */
SYSCALL(sys_recvfrom,compat_sys_recvfrom)
SYSCALL(sys_recvmsg,compat_sys_recvmsg)
SYSCALL(sys_shutdown,sys_shutdown)
SYSCALL(sys_mlock2,compat_sys_mlock2)