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s390/compat: convert to COMPAT_SYSCALL_DEFINEx part 4

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Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-02-26 10:58:09 +01:00
parent 4ca2ea58c8
commit e723e0cc17
4 changed files with 16 additions and 34 deletions
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15
arch/s390/kernel/compat_linux.c
View File

@ -269,22 +269,22 @@ COMPAT_SYSCALL_DEFINE2(s390_setgroups16, int, gidsetsize, u16 __user *, grouplis
return retval;
}
asmlinkage long sys32_getuid16(void)
COMPAT_SYSCALL_DEFINE0(s390_getuid16)
{
return high2lowuid(from_kuid_munged(current_user_ns(), current_uid()));
}
asmlinkage long sys32_geteuid16(void)
COMPAT_SYSCALL_DEFINE0(s390_geteuid16)
{
return high2lowuid(from_kuid_munged(current_user_ns(), current_euid()));
}
asmlinkage long sys32_getgid16(void)
COMPAT_SYSCALL_DEFINE0(s390_getgid16)
{
return high2lowgid(from_kgid_munged(current_user_ns(), current_gid()));
}
asmlinkage long sys32_getegid16(void)
COMPAT_SYSCALL_DEFINE0(s390_getegid16)
{
return high2lowgid(from_kgid_munged(current_user_ns(), current_egid()));
}
@ -299,12 +299,9 @@ COMPAT_SYSCALL_DEFINE5(s390_ipc, uint, call, int, first, compat_ulong_t, second,
}
#endif
asmlinkage long sys32_truncate64(const char __user * path, unsigned long high, unsigned long low)
COMPAT_SYSCALL_DEFINE3(s390_truncate64, const char __user *, path, u32, high, u32, low)
{
if ((int)high < 0)
return -EINVAL;
else
return sys_truncate(path, (high << 32) | low);
return sys_truncate(path, (unsigned long)high << 32 | low);
}
asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low)

11
arch/s390/kernel/compat_linux.h
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@ -91,12 +91,11 @@ long compat_sys_s390_setfsuid16(u16 uid);
long compat_sys_s390_setfsgid16(u16 gid);
long compat_sys_s390_getgroups16(int gidsetsize, u16 __user *grouplist);
long compat_sys_s390_setgroups16(int gidsetsize, u16 __user *grouplist);
long sys32_getuid16(void);
long sys32_geteuid16(void);
long sys32_getgid16(void);
long sys32_getegid16(void);
long sys32_truncate64(const char __user * path, unsigned long high,
unsigned long low);
long compat_sys_s390_getuid16(void);
long compat_sys_s390_geteuid16(void);
long compat_sys_s390_getgid16(void);
long compat_sys_s390_getegid16(void);
long compat_sys_s390_truncate64(const char __user *path, u32 high, u32 low);
long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low);
long sys32_init_module(void __user *umod, unsigned long len,
const char __user *uargs);

14
arch/s390/kernel/compat_wrapper.S
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@ -75,8 +75,6 @@ ENTRY(sys32_oldumount_wrapper)
llgtr %r2,%r2 # char *
jg sys_oldumount # branch to system call
#sys32_getuid16_wrapper # void
ENTRY(sys32_ptrace_wrapper)
lgfr %r2,%r2 # long
lgfr %r3,%r3 # long
@ -139,17 +137,11 @@ ENTRY(sys32_brk_wrapper)
llgtr %r2,%r2 # unsigned long
jg sys_brk # branch to system call
#sys32_getgid16_wrapper # void
ENTRY(sys32_signal_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # __sighandler_t
jg sys_signal
#sys32_geteuid16_wrapper # void
#sys32_getegid16_wrapper # void
ENTRY(sys32_acct_wrapper)
llgtr %r2,%r2 # char *
jg sys_acct # branch to system call
@ -577,12 +569,6 @@ ENTRY(sys32_capset_wrapper)
#sys32_vfork_wrapper # done in vfork_glue
ENTRY(sys32_truncate64_wrapper)
llgtr %r2,%r2 # const char *
llgfr %r3,%r3 # unsigned long
llgfr %r4,%r4 # unsigned long
jg sys32_truncate64 # branch to system call
ENTRY(sys32_ftruncate64_wrapper)
llgfr %r2,%r2 # unsigned int
llgfr %r3,%r3 # unsigned long

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

@ -32,7 +32,7 @@ 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,compat_sys_s390_setuid16) /* old setuid16 syscall*/
SYSCALL(sys_getuid16,sys_ni_syscall,sys32_getuid16) /* old getuid16 syscall*/
SYSCALL(sys_getuid16,sys_ni_syscall,compat_sys_s390_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)
SYSCALL(sys_alarm,sys_alarm,sys32_alarm_wrapper)
@ -55,10 +55,10 @@ 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_setgid16,sys_ni_syscall,compat_sys_s390_setgid16) /* old setgid16 syscall*/
SYSCALL(sys_getgid16,sys_ni_syscall,sys32_getgid16) /* old getgid16 syscall*/
SYSCALL(sys_getgid16,sys_ni_syscall,compat_sys_s390_getgid16) /* old getgid16 syscall*/
SYSCALL(sys_signal,sys_signal,sys32_signal_wrapper)
SYSCALL(sys_geteuid16,sys_ni_syscall,sys32_geteuid16) /* old geteuid16 syscall */
SYSCALL(sys_getegid16,sys_ni_syscall,sys32_getegid16) /* 50 old getegid16 syscall */
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)
NI_SYSCALL /* old lock syscall */
@ -201,7 +201,7 @@ NI_SYSCALL /* streams2 */
SYSCALL(sys_vfork,sys_vfork,sys_vfork) /* 190 */
SYSCALL(sys_getrlimit,sys_getrlimit,compat_sys_getrlimit_wrapper)
SYSCALL(sys_mmap2,sys_mmap2,sys32_mmap2_wrapper)
SYSCALL(sys_truncate64,sys_ni_syscall,sys32_truncate64_wrapper)
SYSCALL(sys_truncate64,sys_ni_syscall,compat_sys_s390_truncate64)
SYSCALL(sys_ftruncate64,sys_ni_syscall,sys32_ftruncate64_wrapper)
SYSCALL(sys_stat64,sys_ni_syscall,sys32_stat64_wrapper) /* 195 */
SYSCALL(sys_lstat64,sys_ni_syscall,sys32_lstat64_wrapper)