From 7f6afe87a02be1d889b36ce076d7beddd4cd5332 Mon Sep 17 00:00:00 2001 From: Heiko Carstens <heiko.carstens@de.ibm.com> Date: Sat, 1 Mar 2014 11:52:48 +0100 Subject: [PATCH] s390/compat: convert system call wrappers to C part 14 Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> --- arch/s390/kernel/compat_wrap.c | 10 +++++++ arch/s390/kernel/compat_wrapper.S | 50 ------------------------------- arch/s390/kernel/syscalls.S | 20 ++++++------- 3 files changed, 20 insertions(+), 60 deletions(-) diff --git a/arch/s390/kernel/compat_wrap.c b/arch/s390/kernel/compat_wrap.c index df631af0900b..7b7c9f698d7f 100644 --- a/arch/s390/kernel/compat_wrap.c +++ b/arch/s390/kernel/compat_wrap.c @@ -154,3 +154,13 @@ COMPAT_SYSCALL_WRAP3(faccessat, int, dfd, const char __user *, filename, int, mo 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); +COMPAT_SYSCALL_WRAP3(getcpu, unsigned __user *, cpu, unsigned __user *, node, struct getcpu_cache __user *, cache); +COMPAT_SYSCALL_WRAP1(eventfd, unsigned int, count); +COMPAT_SYSCALL_WRAP2(timerfd_create, int, clockid, int, flags); +COMPAT_SYSCALL_WRAP2(eventfd2, unsigned int, count, int, flags); +COMPAT_SYSCALL_WRAP1(inotify_init1, int, flags); +COMPAT_SYSCALL_WRAP2(pipe2, int __user *, fildes, int, flags); +COMPAT_SYSCALL_WRAP3(dup3, unsigned int, oldfd, unsigned int, newfd, int, flags); +COMPAT_SYSCALL_WRAP1(epoll_create1, int, flags); +COMPAT_SYSCALL_WRAP2(tkill, int, pid, int, sig); +COMPAT_SYSCALL_WRAP3(tgkill, int, tgid, int, pid, int, sig); diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S index 583cac71df06..d17bc862be3f 100644 --- a/arch/s390/kernel/compat_wrapper.S +++ b/arch/s390/kernel/compat_wrapper.S @@ -326,12 +326,6 @@ ENTRY(sys_sync_file_range_wrapper) llgf %r5,164(%r15) # unsigned int jg sys_sync_file_range -ENTRY(sys_getcpu_wrapper) - llgtr %r2,%r2 # unsigned * - llgtr %r3,%r3 # unsigned * - llgtr %r4,%r4 # struct getcpu_cache * - jg sys_getcpu - ENTRY(compat_sys_utimes_wrapper) llgtr %r2,%r2 # char * llgtr %r3,%r3 # struct compat_timeval * @@ -344,10 +338,6 @@ ENTRY(compat_sys_utimensat_wrapper) lgfr %r5,%r5 # int jg compat_sys_utimensat -ENTRY(sys_eventfd_wrapper) - llgfr %r2,%r2 # unsigned int - jg sys_eventfd - ENTRY(sys_fallocate_wrapper) lgfr %r2,%r2 # int lgfr %r3,%r3 # int @@ -357,46 +347,6 @@ ENTRY(sys_fallocate_wrapper) l %r5,164(%r15) # get low word of 64bit loff_t jg sys_fallocate -ENTRY(sys_timerfd_create_wrapper) - lgfr %r2,%r2 # int - lgfr %r3,%r3 # int - jg sys_timerfd_create - -ENTRY(sys_eventfd2_wrapper) - llgfr %r2,%r2 # unsigned int - lgfr %r3,%r3 # int - jg sys_eventfd2 - -ENTRY(sys_inotify_init1_wrapper) - lgfr %r2,%r2 # int - jg sys_inotify_init1 - -ENTRY(sys_pipe2_wrapper) - llgtr %r2,%r2 # u32 * - lgfr %r3,%r3 # int - jg sys_pipe2 # branch to system call - -ENTRY(sys_dup3_wrapper) - llgfr %r2,%r2 # unsigned int - llgfr %r3,%r3 # unsigned int - lgfr %r4,%r4 # int - jg sys_dup3 # branch to system call - -ENTRY(sys_epoll_create1_wrapper) - lgfr %r2,%r2 # int - jg sys_epoll_create1 # branch to system call - -ENTRY(sys_tkill_wrapper) - lgfr %r2,%r2 # pid_t - lgfr %r3,%r3 # int - jg sys_tkill # branch to system call - -ENTRY(sys_tgkill_wrapper) - lgfr %r2,%r2 # pid_t - lgfr %r3,%r3 # pid_t - lgfr %r4,%r4 # int - jg sys_tgkill # branch to system call - ENTRY(compat_sys_keyctl_wrapper) llgfr %r2,%r2 # u32 llgfr %r3,%r3 # u32 diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 7069bec56383..5cfbd427ce13 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -245,11 +245,11 @@ SYSCALL(sys_removexattr,sys_removexattr,compat_sys_removexattr) SYSCALL(sys_lremovexattr,sys_lremovexattr,compat_sys_lremovexattr) SYSCALL(sys_fremovexattr,sys_fremovexattr,compat_sys_fremovexattr) /* 235 */ SYSCALL(sys_gettid,sys_gettid,sys_gettid) -SYSCALL(sys_tkill,sys_tkill,sys_tkill_wrapper) +SYSCALL(sys_tkill,sys_tkill,compat_sys_tkill) SYSCALL(sys_futex,sys_futex,compat_sys_futex) SYSCALL(sys_sched_setaffinity,sys_sched_setaffinity,sys32_sched_setaffinity_wrapper) SYSCALL(sys_sched_getaffinity,sys_sched_getaffinity,sys32_sched_getaffinity_wrapper) /* 240 */ -SYSCALL(sys_tgkill,sys_tgkill,sys_tgkill_wrapper) +SYSCALL(sys_tgkill,sys_tgkill,compat_sys_tgkill) NI_SYSCALL /* reserved for TUX */ SYSCALL(sys_io_setup,sys_io_setup,sys32_io_setup_wrapper) SYSCALL(sys_io_destroy,sys_io_destroy,compat_sys_io_destroy) @@ -319,23 +319,23 @@ SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_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) +SYSCALL(sys_getcpu,sys_getcpu,compat_sys_getcpu) SYSCALL(sys_epoll_pwait,sys_epoll_pwait,compat_sys_epoll_pwait) SYSCALL(sys_utimes,sys_utimes,compat_sys_utimes_wrapper) SYSCALL(sys_s390_fallocate,sys_fallocate,sys_fallocate_wrapper) SYSCALL(sys_utimensat,sys_utimensat,compat_sys_utimensat_wrapper) /* 315 */ SYSCALL(sys_signalfd,sys_signalfd,compat_sys_signalfd) NI_SYSCALL /* 317 old sys_timer_fd */ -SYSCALL(sys_eventfd,sys_eventfd,sys_eventfd_wrapper) -SYSCALL(sys_timerfd_create,sys_timerfd_create,sys_timerfd_create_wrapper) +SYSCALL(sys_eventfd,sys_eventfd,compat_sys_eventfd) +SYSCALL(sys_timerfd_create,sys_timerfd_create,compat_sys_timerfd_create) SYSCALL(sys_timerfd_settime,sys_timerfd_settime,compat_sys_timerfd_settime) /* 320 */ SYSCALL(sys_timerfd_gettime,sys_timerfd_gettime,compat_sys_timerfd_gettime) SYSCALL(sys_signalfd4,sys_signalfd4,compat_sys_signalfd4) -SYSCALL(sys_eventfd2,sys_eventfd2,sys_eventfd2_wrapper) -SYSCALL(sys_inotify_init1,sys_inotify_init1,sys_inotify_init1_wrapper) -SYSCALL(sys_pipe2,sys_pipe2,sys_pipe2_wrapper) /* 325 */ -SYSCALL(sys_dup3,sys_dup3,sys_dup3_wrapper) -SYSCALL(sys_epoll_create1,sys_epoll_create1,sys_epoll_create1_wrapper) +SYSCALL(sys_eventfd2,sys_eventfd2,compat_sys_eventfd2) +SYSCALL(sys_inotify_init1,sys_inotify_init1,compat_sys_inotify_init1) +SYSCALL(sys_pipe2,sys_pipe2,compat_sys_pipe2) /* 325 */ +SYSCALL(sys_dup3,sys_dup3,compat_sys_dup3) +SYSCALL(sys_epoll_create1,sys_epoll_create1,compat_sys_epoll_create1) SYSCALL(sys_preadv,sys_preadv,compat_sys_preadv) SYSCALL(sys_pwritev,sys_pwritev,compat_sys_pwritev) SYSCALL(sys_rt_tgsigqueueinfo,sys_rt_tgsigqueueinfo,compat_sys_rt_tgsigqueueinfo) /* 330 */ -- 2.30.9