s390/compat: convert system call wrappers to C part 07

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

3 files changed, 20 insertions, 76 deletions

diff --git a/arch/s390/kernel/compat_wrap.c b/arch/s390/kernel/compat_wrap.c
index 60813d5..2e132f9 100644
--- a/arch/s390/kernel/compat_wrap.c
+++ b/arch/s390/kernel/compat_wrap.c
@@ -84,3 +84,13 @@ COMPAT_SYSCALL_WRAP1(mlockall, int, flags);
 COMPAT_SYSCALL_WRAP2(sched_setparam, compat_pid_t, pid, struct sched_param __user *, param);
 COMPAT_SYSCALL_WRAP2(sched_getparam, compat_pid_t, pid, struct sched_param __user *, param);
 COMPAT_SYSCALL_WRAP3(sched_setscheduler, compat_pid_t, pid, int, policy, struct sched_param __user *, param);
+COMPAT_SYSCALL_WRAP1(sched_getscheduler, compat_pid_t, pid);
+COMPAT_SYSCALL_WRAP1(sched_get_priority_max, int, policy);
+COMPAT_SYSCALL_WRAP1(sched_get_priority_min, int, policy);
+COMPAT_SYSCALL_WRAP5(mremap, u32, addr, u32, old_len, u32, new_len, u32, flags, u32, new_addr);
+COMPAT_SYSCALL_WRAP3(poll, struct pollfd __user *, ufds, unsigned int, nfds, int, timeout);
+COMPAT_SYSCALL_WRAP5(prctl, int, option, u32, arg2, u32, arg3, u32, arg4, u32, arg5);
+COMPAT_SYSCALL_WRAP2(getcwd, char __user *, buf, u32, size);
+COMPAT_SYSCALL_WRAP2(capget, cap_user_header_t, header, cap_user_data_t, dataptr);
+COMPAT_SYSCALL_WRAP2(capset, cap_user_header_t, header, const cap_user_data_t, data);
+COMPAT_SYSCALL_WRAP3(lchown, const char __user *, filename, compat_uid_t, user, compat_gid_t, group);
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 707e375..ac12c0f1 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -154,77 +154,11 @@ ENTRY(compat_sys_writev_wrapper)
 	llgfr	%r4,%r4			# unsigned long
 	jg	compat_sys_writev	# branch to system call
 
-ENTRY(sys32_sched_getscheduler_wrapper)
-	lgfr	%r2,%r2			# pid_t
-	jg	sys_sched_getscheduler	# branch to system call
-
-#sys32_sched_yield_wrapper		# void
-
-ENTRY(sys32_sched_get_priority_max_wrapper)
-	lgfr	%r2,%r2			# int
-	jg	sys_sched_get_priority_max	# branch to system call
-
-ENTRY(sys32_sched_get_priority_min_wrapper)
-	lgfr	%r2,%r2			# int
-	jg	sys_sched_get_priority_min	# branch to system call
-
 ENTRY(compat_sys_nanosleep_wrapper)
 	llgtr	%r2,%r2			# struct compat_timespec *
 	llgtr	%r3,%r3			# struct compat_timespec *
 	jg	compat_sys_nanosleep		# branch to system call
 
-ENTRY(sys32_mremap_wrapper)
-	llgfr	%r2,%r2			# unsigned long
-	llgfr	%r3,%r3			# unsigned long
-	llgfr	%r4,%r4			# unsigned long
-	llgfr	%r5,%r5			# unsigned long
-	llgfr	%r6,%r6			# unsigned long
-	jg	sys_mremap		# branch to system call
-
-ENTRY(sys32_poll_wrapper)
-	llgtr	%r2,%r2			# struct pollfd *
-	llgfr	%r3,%r3			# unsigned int
-	lgfr	%r4,%r4			# int
-	jg	sys_poll		# branch to system call
-
-ENTRY(sys32_prctl_wrapper)
-	lgfr	%r2,%r2			# int
-	llgfr	%r3,%r3			# unsigned long
-	llgfr	%r4,%r4			# unsigned long
-	llgfr	%r5,%r5			# unsigned long
-	llgfr	%r6,%r6			# unsigned long
-	jg	sys_prctl		# branch to system call
-
-#sys32_rt_sigreturn_wrapper		# done in rt_sigreturn_glue
-
-ENTRY(sys32_getcwd_wrapper)
-	llgtr	%r2,%r2			# char *
-	llgfr	%r3,%r3			# unsigned long
-	jg	sys_getcwd		# branch to system call
-
-ENTRY(sys32_capget_wrapper)
-	llgtr	%r2,%r2			# cap_user_header_t
-	llgtr	%r3,%r3			# cap_user_data_t
-	jg	sys_capget		# branch to system call
-
-ENTRY(sys32_capset_wrapper)
-	llgtr	%r2,%r2			# cap_user_header_t
-	llgtr	%r3,%r3			# const cap_user_data_t
-	jg	sys_capset		# branch to system call
-
-#sys32_vfork_wrapper			# done in vfork_glue
-
-ENTRY(sys32_lchown_wrapper)
-	llgtr	%r2,%r2			# const char *
-	llgfr	%r3,%r3			# uid_t
-	llgfr	%r4,%r4			# gid_t
-	jg	sys_lchown		# branch to system call
-
-#sys32_getuid_wrapper			# void
-#sys32_getgid_wrapper			# void
-#sys32_geteuid_wrapper			# void
-#sys32_getegid_wrapper			# void
-
 ENTRY(sys32_setreuid_wrapper)
 	llgfr	%r2,%r2			# uid_t
 	llgfr	%r3,%r3			# uid_t
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index c667bb1..775856a 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -165,22 +165,22 @@ SYSCALL(sys_munlockall,sys_munlockall,sys_munlockall)
 SYSCALL(sys_sched_setparam,sys_sched_setparam,compat_sys_sched_setparam)
 SYSCALL(sys_sched_getparam,sys_sched_getparam,compat_sys_sched_getparam)	/* 155 */
 SYSCALL(sys_sched_setscheduler,sys_sched_setscheduler,compat_sys_sched_setscheduler)
-SYSCALL(sys_sched_getscheduler,sys_sched_getscheduler,sys32_sched_getscheduler_wrapper)
+SYSCALL(sys_sched_getscheduler,sys_sched_getscheduler,compat_sys_sched_getscheduler)
 SYSCALL(sys_sched_yield,sys_sched_yield,sys_sched_yield)
-SYSCALL(sys_sched_get_priority_max,sys_sched_get_priority_max,sys32_sched_get_priority_max_wrapper)
-SYSCALL(sys_sched_get_priority_min,sys_sched_get_priority_min,sys32_sched_get_priority_min_wrapper)	/* 160 */
+SYSCALL(sys_sched_get_priority_max,sys_sched_get_priority_max,compat_sys_sched_get_priority_max)
+SYSCALL(sys_sched_get_priority_min,sys_sched_get_priority_min,compat_sys_sched_get_priority_min)	/* 160 */
 SYSCALL(sys_sched_rr_get_interval,sys_sched_rr_get_interval,compat_sys_sched_rr_get_interval)
 SYSCALL(sys_nanosleep,sys_nanosleep,compat_sys_nanosleep_wrapper)
-SYSCALL(sys_mremap,sys_mremap,sys32_mremap_wrapper)
+SYSCALL(sys_mremap,sys_mremap,compat_sys_mremap)
 SYSCALL(sys_setresuid16,sys_ni_syscall,compat_sys_s390_setresuid16)	/* old setresuid16 syscall */
 SYSCALL(sys_getresuid16,sys_ni_syscall,compat_sys_s390_getresuid16)	/* 165 old getresuid16 syscall */
 NI_SYSCALL							/* for vm86 */
 NI_SYSCALL							/* old sys_query_module */
-SYSCALL(sys_poll,sys_poll,sys32_poll_wrapper)
+SYSCALL(sys_poll,sys_poll,compat_sys_poll)
 NI_SYSCALL							/* old nfsservctl */
 SYSCALL(sys_setresgid16,sys_ni_syscall,compat_sys_s390_setresgid16)	/* 170 old setresgid16 syscall */
 SYSCALL(sys_getresgid16,sys_ni_syscall,compat_sys_s390_getresgid16)	/* old getresgid16 syscall */
-SYSCALL(sys_prctl,sys_prctl,sys32_prctl_wrapper)
+SYSCALL(sys_prctl,sys_prctl,compat_sys_prctl)
 SYSCALL(sys_rt_sigreturn,sys_rt_sigreturn,sys32_rt_sigreturn)
 SYSCALL(sys_rt_sigaction,sys_rt_sigaction,compat_sys_rt_sigaction)
 SYSCALL(sys_rt_sigprocmask,sys_rt_sigprocmask,compat_sys_rt_sigprocmask) /* 175 */
@@ -191,9 +191,9 @@ SYSCALL(sys_rt_sigsuspend,sys_rt_sigsuspend,compat_sys_rt_sigsuspend)
 SYSCALL(sys_pread64,sys_pread64,compat_sys_s390_pread64)		/* 180 */
 SYSCALL(sys_pwrite64,sys_pwrite64,compat_sys_s390_pwrite64)
 SYSCALL(sys_chown16,sys_ni_syscall,compat_sys_s390_chown16)	/* old chown16 syscall */
-SYSCALL(sys_getcwd,sys_getcwd,sys32_getcwd_wrapper)
-SYSCALL(sys_capget,sys_capget,sys32_capget_wrapper)
-SYSCALL(sys_capset,sys_capset,sys32_capset_wrapper)		/* 185 */
+SYSCALL(sys_getcwd,sys_getcwd,compat_sys_getcwd)
+SYSCALL(sys_capget,sys_capget,compat_sys_capget)
+SYSCALL(sys_capset,sys_capset,compat_sys_capset)		/* 185 */
 SYSCALL(sys_sigaltstack,sys_sigaltstack,compat_sys_sigaltstack)
 SYSCALL(sys_sendfile,sys_sendfile64,compat_sys_sendfile)
 NI_SYSCALL							/* streams1 */
@@ -206,7 +206,7 @@ SYSCALL(sys_ftruncate64,sys_ni_syscall,compat_sys_s390_ftruncate64)
 SYSCALL(sys_stat64,sys_ni_syscall,compat_sys_s390_stat64)		/* 195 */
 SYSCALL(sys_lstat64,sys_ni_syscall,compat_sys_s390_lstat64)
 SYSCALL(sys_fstat64,sys_ni_syscall,compat_sys_s390_fstat64)
-SYSCALL(sys_lchown,sys_lchown,sys32_lchown_wrapper)
+SYSCALL(sys_lchown,sys_lchown,compat_sys_lchown)
 SYSCALL(sys_getuid,sys_getuid,sys_getuid)
 SYSCALL(sys_getgid,sys_getgid,sys_getgid)			/* 200 */
 SYSCALL(sys_geteuid,sys_geteuid,sys_geteuid)