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s390/compat: convert to COMPAT_SYSCALL_DEFINEx part 2 

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-02-25 15:52:24 +01:00
parent c6c0f58f90
commit 208096eee2
4 changed files with 18 additions and 44 deletions
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15
arch/s390/kernel/compat_linux.c
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@ -113,23 +113,24 @@ COMPAT_SYSCALL_DEFINE1(s390_setgid16, u16, gid)
return sys_setgid((gid_t)gid);
}
asmlinkage long sys32_setreuid16(u16 ruid, u16 euid)
COMPAT_SYSCALL_DEFINE2(s390_setreuid16, u16, ruid, u16, euid)
{
return sys_setreuid(low2highuid(ruid), low2highuid(euid));
}
asmlinkage long sys32_setuid16(u16 uid)
COMPAT_SYSCALL_DEFINE1(s390_setuid16, u16, uid)
{
return sys_setuid((uid_t)uid);
}
asmlinkage long sys32_setresuid16(u16 ruid, u16 euid, u16 suid)
COMPAT_SYSCALL_DEFINE3(s390_setresuid16, u16, ruid, u16, euid, u16, suid)
{
return sys_setresuid(low2highuid(ruid), low2highuid(euid),
low2highuid(suid));
low2highuid(suid));
}
asmlinkage long sys32_getresuid16(u16 __user *ruidp, u16 __user *euidp, u16 __user *suidp)
COMPAT_SYSCALL_DEFINE3(s390_getresuid16, u16 __user *, ruidp,
u16 __user *, euidp, u16 __user *, suidp)
{
const struct cred *cred = current_cred();
int retval;
@ -146,10 +147,10 @@ asmlinkage long sys32_getresuid16(u16 __user *ruidp, u16 __user *euidp, u16 __us
return retval;
}
asmlinkage long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid)
COMPAT_SYSCALL_DEFINE3(s390_setresgid16, u16, rgid, u16, egid, u16, sgid)
{
return sys_setresgid(low2highgid(rgid), low2highgid(egid),
low2highgid(sgid));
low2highgid(sgid));
}
asmlinkage long sys32_getresgid16(u16 __user *rgidp, u16 __user *egidp, u16 __user *sgidp)

10
arch/s390/kernel/compat_linux.h
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@ -81,11 +81,11 @@ long compat_sys_s390_lchown16(const char __user *filename, u16 user, u16 group);
long compat_sys_s390_fchown16(unsigned int fd, u16 user, u16 group);
long compat_sys_s390_setregid16(u16 rgid, u16 egid);
long compat_sys_s390_setgid16(u16 gid);
long sys32_setreuid16(u16 ruid, u16 euid);
long sys32_setuid16(u16 uid);
long sys32_setresuid16(u16 ruid, u16 euid, u16 suid);
long sys32_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid);
long sys32_setresgid16(u16 rgid, u16 egid, u16 sgid);
long compat_sys_s390_setreuid16(u16 ruid, u16 euid);
long compat_sys_s390_setuid16(u16 uid);
long compat_sys_s390_setresuid16(u16 ruid, u16 euid, u16 suid);
long compat_sys_s390_getresuid16(u16 __user *ruid, u16 __user *euid, u16 __user *suid);
long compat_sys_s390_setresgid16(u16 rgid, u16 egid, u16 sgid);
long sys32_getresgid16(u16 __user *rgid, u16 __user *egid, u16 __user *sgid);
long sys32_setfsuid16(u16 uid);
long sys32_setfsgid16(u16 gid);

27
arch/s390/kernel/compat_wrapper.S
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@ -75,10 +75,6 @@ ENTRY(sys32_oldumount_wrapper)
llgtr %r2,%r2 # char *
jg sys_oldumount # branch to system call
ENTRY(sys32_setuid16_wrapper)
llgfr %r2,%r2 # __kernel_old_uid_emu31_t
jg sys32_setuid16 # branch to system call
#sys32_getuid16_wrapper # void
ENTRY(sys32_ptrace_wrapper)
@ -204,11 +200,6 @@ ENTRY(sys32_dup2_wrapper)
#sys32_setsid_wrapper # void
ENTRY(sys32_setreuid16_wrapper)
llgfr %r2,%r2 # __kernel_old_uid_emu31_t
llgfr %r3,%r3 # __kernel_old_uid_emu31_t
jg sys32_setreuid16 # branch to system call
ENTRY(sys_sigsuspend_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
@ -555,30 +546,12 @@ ENTRY(sys32_mremap_wrapper)
llgfr %r6,%r6 # unsigned long
jg sys_mremap # branch to system call
ENTRY(sys32_setresuid16_wrapper)
llgfr %r2,%r2 # __kernel_old_uid_emu31_t
llgfr %r3,%r3 # __kernel_old_uid_emu31_t
llgfr %r4,%r4 # __kernel_old_uid_emu31_t
jg sys32_setresuid16 # branch to system call
ENTRY(sys32_getresuid16_wrapper)
llgtr %r2,%r2 # __kernel_old_uid_emu31_t *
llgtr %r3,%r3 # __kernel_old_uid_emu31_t *
llgtr %r4,%r4 # __kernel_old_uid_emu31_t *
jg sys32_getresuid16 # 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_setresgid16_wrapper)
llgfr %r2,%r2 # __kernel_old_gid_emu31_t
llgfr %r3,%r3 # __kernel_old_gid_emu31_t
llgfr %r4,%r4 # __kernel_old_gid_emu31_t
jg sys32_setresgid16 # branch to system call
ENTRY(sys32_getresgid16_wrapper)
llgtr %r2,%r2 # __kernel_old_gid_emu31_t *
llgtr %r3,%r3 # __kernel_old_gid_emu31_t *

10
arch/s390/kernel/syscalls.S
View File

@ -31,7 +31,7 @@ SYSCALL(sys_lseek,sys_lseek,compat_sys_lseek)
SYSCALL(sys_getpid,sys_getpid,sys_getpid) /* 20 */
SYSCALL(sys_mount,sys_mount,sys32_mount_wrapper)
SYSCALL(sys_oldumount,sys_oldumount,sys32_oldumount_wrapper)
SYSCALL(sys_setuid16,sys_ni_syscall,sys32_setuid16_wrapper) /* old setuid16 syscall*/
SYSCALL(sys_setuid16,sys_ni_syscall,compat_sys_s390_setuid16) /* old setuid16 syscall*/
SYSCALL(sys_getuid16,sys_ni_syscall,sys32_getuid16) /* old getuid16 syscall*/
SYSCALL(sys_stime,sys_ni_syscall,sys32_stime_wrapper) /* 25 old stime syscall */
SYSCALL(sys_ptrace,sys_ptrace,sys32_ptrace_wrapper)
@ -78,7 +78,7 @@ SYSCALL(sys_setsid,sys_setsid,sys_setsid)
SYSCALL(sys_sigaction,sys_sigaction,compat_sys_sigaction)
NI_SYSCALL /* old sgetmask syscall*/
NI_SYSCALL /* old ssetmask syscall*/
SYSCALL(sys_setreuid16,sys_ni_syscall,sys32_setreuid16_wrapper) /* old setreuid16 syscall */
SYSCALL(sys_setreuid16,sys_ni_syscall,compat_sys_s390_setreuid16) /* old setreuid16 syscall */
SYSCALL(sys_setregid16,sys_ni_syscall,compat_sys_s390_setregid16) /* old setregid16 syscall */
SYSCALL(sys_sigsuspend,sys_sigsuspend,sys_sigsuspend_wrapper)
SYSCALL(sys_sigpending,sys_sigpending,compat_sys_sigpending_wrapper)
@ -172,13 +172,13 @@ SYSCALL(sys_sched_get_priority_min,sys_sched_get_priority_min,sys32_sched_get_pr
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_setresuid16,sys_ni_syscall,sys32_setresuid16_wrapper) /* old setresuid16 syscall */
SYSCALL(sys_getresuid16,sys_ni_syscall,sys32_getresuid16_wrapper) /* 165 old getresuid16 syscall */
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)
NI_SYSCALL /* old nfsservctl */
SYSCALL(sys_setresgid16,sys_ni_syscall,sys32_setresgid16_wrapper) /* 170 old setresgid16 syscall */
SYSCALL(sys_setresgid16,sys_ni_syscall,compat_sys_s390_setresgid16) /* 170 old setresgid16 syscall */
SYSCALL(sys_getresgid16,sys_ni_syscall,sys32_getresgid16_wrapper) /* old getresgid16 syscall */
SYSCALL(sys_prctl,sys_prctl,sys32_prctl_wrapper)
SYSCALL(sys_rt_sigreturn,sys_rt_sigreturn,sys32_rt_sigreturn)