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authorHeiko Carstens <heiko.carstens@de.ibm.com>2014-02-27 13:42:10 +0100
committerHeiko Carstens <heiko.carstens@de.ibm.com>2014-03-04 09:05:39 +0100
commit473a06572fcd6b2e321d4b82c19ecafe383e8be9 (patch)
tree436c298bc90f61e9b52066b4a12e33f5295ba425
parentb07edab23c7f93db0e7ab09bd7f5eddc421f6e8c (diff)
s390/compat: convert system call wrappers to C part 02
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
-rw-r--r--arch/s390/kernel/compat_wrap.c10
-rw-r--r--arch/s390/kernel/compat_wrapper.S45
-rw-r--r--arch/s390/kernel/syscalls.S20
3 files changed, 20 insertions, 55 deletions
diff --git a/arch/s390/kernel/compat_wrap.c b/arch/s390/kernel/compat_wrap.c
index 5357190c814..93f13f2350d 100644
--- a/arch/s390/kernel/compat_wrap.c
+++ b/arch/s390/kernel/compat_wrap.c
@@ -33,3 +33,13 @@ COMPAT_SYSCALL_WRAP1(oldumount, char __user *, name);
COMPAT_SYSCALL_WRAP1(alarm, unsigned int, seconds);
COMPAT_SYSCALL_WRAP2(access, const char __user *, filename, int, mode);
COMPAT_SYSCALL_WRAP1(nice, int, increment);
+COMPAT_SYSCALL_WRAP2(kill, int, pid, int, sig);
+COMPAT_SYSCALL_WRAP2(rename, const char __user *, oldname, const char __user *, newname);
+COMPAT_SYSCALL_WRAP2(mkdir, const char __user *, pathname, umode_t, mode);
+COMPAT_SYSCALL_WRAP1(rmdir, const char __user *, pathname);
+COMPAT_SYSCALL_WRAP1(dup, unsigned int, fildes);
+COMPAT_SYSCALL_WRAP1(pipe, int __user *, fildes);
+COMPAT_SYSCALL_WRAP1(brk, compat_ulong_t, brk);
+COMPAT_SYSCALL_WRAP2(signal, int, sig, __sighandler_t, handler);
+COMPAT_SYSCALL_WRAP1(acct, const char __user *, name);
+COMPAT_SYSCALL_WRAP2(umount, char __user *, name, int, flags);
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 09e65cd2e24..e1b9d4ab079 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -34,55 +34,10 @@ ENTRY(compat_sys_utime_wrapper)
llgtr %r3,%r3 # struct compat_utimbuf *
jg compat_sys_utime # branch to system call
-ENTRY(sys32_kill_wrapper)
- lgfr %r2,%r2 # int
- lgfr %r3,%r3 # int
- jg sys_kill # branch to system call
-
-ENTRY(sys32_rename_wrapper)
- llgtr %r2,%r2 # const char *
- llgtr %r3,%r3 # const char *
- jg sys_rename # branch to system call
-
-ENTRY(sys32_mkdir_wrapper)
- llgtr %r2,%r2 # const char *
- lgfr %r3,%r3 # int
- jg sys_mkdir # branch to system call
-
-ENTRY(sys32_rmdir_wrapper)
- llgtr %r2,%r2 # const char *
- jg sys_rmdir # branch to system call
-
-ENTRY(sys32_dup_wrapper)
- llgfr %r2,%r2 # unsigned int
- jg sys_dup # branch to system call
-
-ENTRY(sys32_pipe_wrapper)
- llgtr %r2,%r2 # u32 *
- jg sys_pipe # branch to system call
-
ENTRY(compat_sys_times_wrapper)
llgtr %r2,%r2 # struct compat_tms *
jg compat_sys_times # branch to system call
-ENTRY(sys32_brk_wrapper)
- llgtr %r2,%r2 # unsigned long
- jg sys_brk # branch to system call
-
-ENTRY(sys32_signal_wrapper)
- lgfr %r2,%r2 # int
- llgtr %r3,%r3 # __sighandler_t
- jg sys_signal
-
-ENTRY(sys32_acct_wrapper)
- llgtr %r2,%r2 # char *
- jg sys_acct # branch to system call
-
-ENTRY(sys32_umount_wrapper)
- llgtr %r2,%r2 # char *
- lgfr %r3,%r3 # int
- jg sys_umount # branch to system call
-
ENTRY(compat_sys_ioctl_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned int
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index ec1de1b3ecd..da6bffd5c47 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -45,22 +45,22 @@ SYSCALL(sys_access,sys_access,compat_sys_access)
SYSCALL(sys_nice,sys_nice,compat_sys_nice)
NI_SYSCALL /* 35 old ftime syscall */
SYSCALL(sys_sync,sys_sync,sys_sync)
-SYSCALL(sys_kill,sys_kill,sys32_kill_wrapper)
-SYSCALL(sys_rename,sys_rename,sys32_rename_wrapper)
-SYSCALL(sys_mkdir,sys_mkdir,sys32_mkdir_wrapper)
-SYSCALL(sys_rmdir,sys_rmdir,sys32_rmdir_wrapper) /* 40 */
-SYSCALL(sys_dup,sys_dup,sys32_dup_wrapper)
-SYSCALL(sys_pipe,sys_pipe,sys32_pipe_wrapper)
+SYSCALL(sys_kill,sys_kill,compat_sys_kill)
+SYSCALL(sys_rename,sys_rename,compat_sys_rename)
+SYSCALL(sys_mkdir,sys_mkdir,compat_sys_mkdir)
+SYSCALL(sys_rmdir,sys_rmdir,compat_sys_rmdir) /* 40 */
+SYSCALL(sys_dup,sys_dup,compat_sys_dup)
+SYSCALL(sys_pipe,sys_pipe,compat_sys_pipe)
SYSCALL(sys_times,sys_times,compat_sys_times_wrapper)
NI_SYSCALL /* old prof syscall */
-SYSCALL(sys_brk,sys_brk,sys32_brk_wrapper) /* 45 */
+SYSCALL(sys_brk,sys_brk,compat_sys_brk) /* 45 */
SYSCALL(sys_setgid16,sys_ni_syscall,compat_sys_s390_setgid16) /* old setgid16 syscall*/
SYSCALL(sys_getgid16,sys_ni_syscall,compat_sys_s390_getgid16) /* old getgid16 syscall*/
-SYSCALL(sys_signal,sys_signal,sys32_signal_wrapper)
+SYSCALL(sys_signal,sys_signal,compat_sys_signal)
SYSCALL(sys_geteuid16,sys_ni_syscall,compat_sys_s390_geteuid16) /* old geteuid16 syscall */
SYSCALL(sys_getegid16,sys_ni_syscall,compat_sys_s390_getegid16) /* 50 old getegid16 syscall */
-SYSCALL(sys_acct,sys_acct,sys32_acct_wrapper)
-SYSCALL(sys_umount,sys_umount,sys32_umount_wrapper)
+SYSCALL(sys_acct,sys_acct,compat_sys_acct)
+SYSCALL(sys_umount,sys_umount,compat_sys_umount)
NI_SYSCALL /* old lock syscall */
SYSCALL(sys_ioctl,sys_ioctl,compat_sys_ioctl_wrapper)
SYSCALL(sys_fcntl,sys_fcntl,compat_sys_fcntl_wrapper) /* 55 */