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s390/compat: convert system call wrappers to C part 13

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Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-02-28 15:33:00 +01:00
parent 20f7835c0e
commit 28798abc9c
3 changed files with 20 additions and 77 deletions
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10
arch/s390/kernel/compat_wrap.c
View File

@ -144,3 +144,13 @@ COMPAT_SYSCALL_WRAP2(inotify_rm_watch, int, fd, __s32, wd);
COMPAT_SYSCALL_WRAP3(mkdirat, int, dfd, const char __user *, pathname, umode_t, mode);
COMPAT_SYSCALL_WRAP4(mknodat, int, dfd, const char __user *, filename, umode_t, mode, unsigned, dev);
COMPAT_SYSCALL_WRAP5(fchownat, int, dfd, const char __user *, filename, compat_uid_t, user, compat_gid_t, group, int, flag);
COMPAT_SYSCALL_WRAP3(unlinkat, int, dfd, const char __user *, pathname, int, flag);
COMPAT_SYSCALL_WRAP4(renameat, int, olddfd, const char __user *, oldname, int, newdfd, const char __user *, newname);
COMPAT_SYSCALL_WRAP5(linkat, int, olddfd, const char __user *, oldname, int, newdfd, const char __user *, newname, int, flags);
COMPAT_SYSCALL_WRAP3(symlinkat, const char __user *, oldname, int, newdfd, const char __user *, newname);
COMPAT_SYSCALL_WRAP4(readlinkat, int, dfd, const char __user *, path, char __user *, buf, int, bufsiz);
COMPAT_SYSCALL_WRAP3(fchmodat, int, dfd, const char __user *, filename, umode_t, mode);
COMPAT_SYSCALL_WRAP3(faccessat, int, dfd, const char __user *, filename, int, mode);
COMPAT_SYSCALL_WRAP1(unshare, compat_ulong_t, unshare_flags);
COMPAT_SYSCALL_WRAP6(splice, int, fd_in, loff_t __user *, off_in, int, fd_out, loff_t __user *, off_out, compat_size_t, len, unsigned int, flags);
COMPAT_SYSCALL_WRAP4(tee, int, fdin, int, fdout, compat_size_t, len, unsigned int, flags);

67
arch/s390/kernel/compat_wrapper.S
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@ -299,52 +299,6 @@ ENTRY(compat_sys_futimesat_wrapper)
llgtr %r4,%r4 # struct timeval *
jg compat_sys_futimesat
ENTRY(sys_unlinkat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
lgfr %r4,%r4 # int
jg sys_unlinkat
ENTRY(sys_renameat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
lgfr %r4,%r4 # int
llgtr %r5,%r5 # const char *
jg sys_renameat
ENTRY(sys_linkat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
lgfr %r4,%r4 # int
llgtr %r5,%r5 # const char *
lgfr %r6,%r6 # int
jg sys_linkat
ENTRY(sys_symlinkat_wrapper)
llgtr %r2,%r2 # const char *
lgfr %r3,%r3 # int
llgtr %r4,%r4 # const char *
jg sys_symlinkat
ENTRY(sys_readlinkat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
llgtr %r4,%r4 # char *
lgfr %r5,%r5 # int
jg sys_readlinkat
ENTRY(sys_fchmodat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
llgfr %r4,%r4 # mode_t
jg sys_fchmodat
ENTRY(sys_faccessat_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # const char *
lgfr %r4,%r4 # int
jg sys_faccessat
ENTRY(compat_sys_pselect6_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # fd_set *
@ -363,20 +317,6 @@ ENTRY(compat_sys_ppoll_wrapper)
llgfr %r6,%r6 # size_t
jg compat_sys_ppoll
ENTRY(sys_unshare_wrapper)
llgfr %r2,%r2 # unsigned long
jg sys_unshare
ENTRY(sys_splice_wrapper)
lgfr %r2,%r2 # int
llgtr %r3,%r3 # loff_t *
lgfr %r4,%r4 # int
llgtr %r5,%r5 # loff_t *
llgfr %r6,%r6 # size_t
llgf %r0,164(%r15) # unsigned int
stg %r0,160(%r15)
jg sys_splice
ENTRY(sys_sync_file_range_wrapper)
lgfr %r2,%r2 # int
sllg %r3,%r3,32 # get high word of 64bit loff_t
@ -386,13 +326,6 @@ ENTRY(sys_sync_file_range_wrapper)
llgf %r5,164(%r15) # unsigned int
jg sys_sync_file_range
ENTRY(sys_tee_wrapper)
lgfr %r2,%r2 # int
lgfr %r3,%r3 # int
llgfr %r4,%r4 # size_t
llgfr %r5,%r5 # unsigned int
jg sys_tee
ENTRY(sys_getcpu_wrapper)
llgtr %r2,%r2 # unsigned *
llgtr %r3,%r3 # unsigned *

20
arch/s390/kernel/syscalls.S
View File

@ -302,21 +302,21 @@ SYSCALL(sys_mknodat,sys_mknodat,compat_sys_mknodat) /* 290 */
SYSCALL(sys_fchownat,sys_fchownat,compat_sys_fchownat)
SYSCALL(sys_futimesat,sys_futimesat,compat_sys_futimesat_wrapper)
SYSCALL(sys_fstatat64,sys_newfstatat,compat_sys_s390_fstatat64)
SYSCALL(sys_unlinkat,sys_unlinkat,sys_unlinkat_wrapper)
SYSCALL(sys_renameat,sys_renameat,sys_renameat_wrapper) /* 295 */
SYSCALL(sys_linkat,sys_linkat,sys_linkat_wrapper)
SYSCALL(sys_symlinkat,sys_symlinkat,sys_symlinkat_wrapper)
SYSCALL(sys_readlinkat,sys_readlinkat,sys_readlinkat_wrapper)
SYSCALL(sys_fchmodat,sys_fchmodat,sys_fchmodat_wrapper)
SYSCALL(sys_faccessat,sys_faccessat,sys_faccessat_wrapper) /* 300 */
SYSCALL(sys_unlinkat,sys_unlinkat,compat_sys_unlinkat)
SYSCALL(sys_renameat,sys_renameat,compat_sys_renameat) /* 295 */
SYSCALL(sys_linkat,sys_linkat,compat_sys_linkat)
SYSCALL(sys_symlinkat,sys_symlinkat,compat_sys_symlinkat)
SYSCALL(sys_readlinkat,sys_readlinkat,compat_sys_readlinkat)
SYSCALL(sys_fchmodat,sys_fchmodat,compat_sys_fchmodat)
SYSCALL(sys_faccessat,sys_faccessat,compat_sys_faccessat) /* 300 */
SYSCALL(sys_pselect6,sys_pselect6,compat_sys_pselect6_wrapper)
SYSCALL(sys_ppoll,sys_ppoll,compat_sys_ppoll_wrapper)
SYSCALL(sys_unshare,sys_unshare,sys_unshare_wrapper)
SYSCALL(sys_unshare,sys_unshare,compat_sys_unshare)
SYSCALL(sys_set_robust_list,sys_set_robust_list,compat_sys_set_robust_list)
SYSCALL(sys_get_robust_list,sys_get_robust_list,compat_sys_get_robust_list)
SYSCALL(sys_splice,sys_splice,sys_splice_wrapper)
SYSCALL(sys_splice,sys_splice,compat_sys_splice)
SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_wrapper)
SYSCALL(sys_tee,sys_tee,sys_tee_wrapper)
SYSCALL(sys_tee,sys_tee,compat_sys_tee)
SYSCALL(sys_vmsplice,sys_vmsplice,compat_sys_vmsplice)
NI_SYSCALL /* 310 sys_move_pages */
SYSCALL(sys_getcpu,sys_getcpu,sys_getcpu_wrapper)