diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2019-01-16 16:15:20 +0300 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2019-01-18 11:33:18 +0300 |
| commit | 58fa4a410fc31afe08d0d0c6b6d8860c22ec17c2 (patch) | |
| tree | 77b202fac335c9b4e142360ccab85e75fcd6f05e /arch/s390/kernel/sys_s390.c | |
| parent | 1ecff5ef0a70e7fd32a0b9cf6ad7ac8285462697 (diff) | |
| download | linux-58fa4a410fc31afe08d0d0c6b6d8860c22ec17c2.tar.xz | |
ipc: introduce ksys_ipc()/compat_ksys_ipc() for s390
The sys_ipc() and compat_ksys_ipc() functions are meant to only
be used from the system call table, not called by another function.
Introduce ksys_*() interfaces for this purpose, as we have done
for many other system calls.
Link: https://lore.kernel.org/lkml/20190116131527.2071570-3-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
[heiko.carstens@de.ibm.com: compile fix for !CONFIG_COMPAT]
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/sys_s390.c')
| -rw-r--r-- | arch/s390/kernel/sys_s390.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c index 560bdaf8a74f..fd0cbbed4d9f 100644 --- a/arch/s390/kernel/sys_s390.c +++ b/arch/s390/kernel/sys_s390.c @@ -58,6 +58,7 @@ out: return error; } +#ifdef CONFIG_SYSVIPC /* * sys_ipc() is the de-multiplexer for the SysV IPC calls. */ @@ -74,8 +75,9 @@ SYSCALL_DEFINE5(s390_ipc, uint, call, int, first, unsigned long, second, * Therefore we can call the generic variant by simply passing the * third parameter also as fifth parameter. */ - return sys_ipc(call, first, second, third, ptr, third); + return ksys_ipc(call, first, second, third, ptr, third); } +#endif /* CONFIG_SYSVIPC */ SYSCALL_DEFINE1(s390_personality, unsigned int, personality) { |