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authorHeiko Carstens <heiko.carstens@de.ibm.com>2006-02-01 03:06:38 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-01 08:53:24 -0800
commit54dfe5dd9abc547f63060d132dad2c024a47de1e (patch)
tree3126ab06c684ecd9766cc47d7413dd2534629173 /arch/s390/kernel/compat_wrapper.S
parent1ab865c146ef5151828f0693f1b983891cf40ff1 (diff)
downloadop-kernel-dev-54dfe5dd9abc547f63060d132dad2c024a47de1e.zip
op-kernel-dev-54dfe5dd9abc547f63060d132dad2c024a47de1e.tar.gz
[PATCH] s390: Add support for new syscalls/TIF_RESTORE_SIGMASK
Add support for the new *at, pselect6 and ppoll system calls. This includes adding required support for TIF_RESTORE_SIGMASK. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/s390/kernel/compat_wrapper.S')
-rw-r--r--arch/s390/kernel/compat_wrapper.S137
1 files changed, 132 insertions, 5 deletions
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index cfde190..6e27ac6 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1,9 +1,8 @@
/*
-* arch/s390/kernel/sys_wrapper31.S
+* arch/s390/kernel/compat_wrapper.S
* wrapper for 31 bit compatible system calls.
*
-* S390 version
-* Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
+* Copyright (C) IBM Corp. 2000,2006
* Author(s): Gerhard Tonn (ton@de.ibm.com),
* Thomas Spatzier (tspat@de.ibm.com)
*/
@@ -288,7 +287,12 @@ sys32_setregid16_wrapper:
llgfr %r3,%r3 # __kernel_old_gid_emu31_t
jg sys32_setregid16 # branch to system call
-#sys32_sigsuspend_wrapper # done in sigsuspend_glue
+ .globl sys_sigsuspend_wrapper
+sys_sigsuspend_wrapper:
+ lgfr %r2,%r2 # int
+ lgfr %r3,%r3 # int
+ llgfr %r4,%r4 # old_sigset_t
+ jg sys_sigsuspend
.globl compat_sys_sigpending_wrapper
compat_sys_sigpending_wrapper:
@@ -855,7 +859,11 @@ sys32_rt_sigqueueinfo_wrapper:
llgtr %r4,%r4 # siginfo_emu31_t *
jg sys32_rt_sigqueueinfo # branch to system call
-#sys32_rt_sigsuspend_wrapper # done in rt_sigsuspend_glue
+ .globl compat_sys_rt_sigsuspend_wrapper
+compat_sys_rt_sigsuspend_wrapper:
+ llgtr %r2,%r2 # compat_sigset_t *
+ llgfr %r3,%r3 # compat_size_t
+ jg compat_sys_rt_sigsuspend
.globl sys32_pread64_wrapper
sys32_pread64_wrapper:
@@ -1475,3 +1483,122 @@ sys_inotify_rm_watch_wrapper:
lgfr %r2,%r2 # int
llgfr %r3,%r3 # u32
jg sys_inotify_rm_watch
+
+ .globl compat_sys_openat_wrapper
+compat_sys_openat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ lgfr %r5,%r5 # int
+ jg compat_sys_openat
+
+ .globl sys_mkdirat_wrapper
+sys_mkdirat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ jg sys_mkdirat
+
+ .globl sys_mknodat_wrapper
+sys_mknodat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ llgfr %r5,%r5 # unsigned int
+ jg sys_mknodat
+
+ .globl sys_fchownat_wrapper
+sys_fchownat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ llgfr %r4,%r4 # uid_t
+ llgfr %r5,%r5 # gid_t
+ lgfr %r6,%r6 # int
+ jg sys_fchownat
+
+ .globl compat_sys_futimesat_wrapper
+compat_sys_futimesat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # char *
+ llgtr %r4,%r4 # struct timeval *
+ jg compat_sys_futimesat
+
+ .globl compat_sys_newfstatat_wrapper
+compat_sys_newfstatat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # char *
+ llgtr %r4,%r4 # struct stat *
+ lgfr %r5,%r5 # int
+ jg compat_sys_newfstatat
+
+ .globl sys_unlinkat_wrapper
+sys_unlinkat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ jg sys_unlinkat
+
+ .globl sys_renameat_wrapper
+sys_renameat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ llgtr %r5,%r5 # const char *
+ jg sys_renameat
+
+ .globl sys_linkat_wrapper
+sys_linkat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ llgtr %r5,%r5 # const char *
+ jg sys_linkat
+
+ .globl sys_symlinkat_wrapper
+sys_symlinkat_wrapper:
+ llgtr %r2,%r2 # const char *
+ lgfr %r3,%r3 # int
+ llgtr %r4,%r4 # const char *
+ jg sys_symlinkat
+
+ .globl sys_readlinkat_wrapper
+sys_readlinkat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ llgtr %r4,%r4 # char *
+ lgfr %r5,%r5 # int
+ jg sys_readlinkat
+
+ .globl sys_fchmodat_wrapper
+sys_fchmodat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ llgfr %r4,%r4 # mode_t
+ jg sys_fchmodat
+
+ .globl sys_faccessat_wrapper
+sys_faccessat_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # const char *
+ lgfr %r4,%r4 # int
+ jg sys_faccessat
+
+ .globl compat_sys_pselect6_wrapper
+compat_sys_pselect6_wrapper:
+ lgfr %r2,%r2 # int
+ llgtr %r3,%r3 # fd_set *
+ llgtr %r4,%r4 # fd_set *
+ llgtr %r5,%r5 # fd_set *
+ llgtr %r6,%r6 # struct timespec *
+ llgt %r0,164(%r15) # void *
+ stg %r0,160(%r15)
+ jg compat_sys_pselect6
+
+ .globl compat_sys_ppoll_wrapper
+compat_sys_ppoll_wrapper:
+ llgtr %r2,%r2 # struct pollfd *
+ llgfr %r3,%r3 # unsigned int
+ llgtr %r4,%r4 # struct timespec *
+ llgtr %r5,%r5 # const sigset_t *
+ llgfr %r6,%r6 # size_t
+ jg compat_sys_ppoll
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