2c81fc4fb4
The compat syscall wrappers for sync_file_range and fallocate merged 32 bit parameters into 64 bit parameters. Therefore they did more than just the usual zero and/or sign extension of system call parameters. So convert these two wrappers to full s390 specific compat sytem calls. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
370 lines
10 KiB
ArmAsm
370 lines
10 KiB
ArmAsm
/*
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* wrapper for 31 bit compatible system calls.
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*
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* Copyright IBM Corp. 2000, 2006
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* Author(s): Gerhard Tonn (ton@de.ibm.com),
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* Thomas Spatzier (tspat@de.ibm.com)
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*/
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#include <linux/linkage.h>
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ENTRY(sys32_time_wrapper)
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llgtr %r2,%r2 # int *
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jg compat_sys_time # branch to system call
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#sys32_getpid_wrapper # void
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ENTRY(sys32_mount_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # char *
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llgtr %r4,%r4 # char *
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llgfr %r5,%r5 # unsigned long
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llgtr %r6,%r6 # void *
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jg compat_sys_mount # branch to system call
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ENTRY(sys32_ptrace_wrapper)
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lgfr %r2,%r2 # long
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lgfr %r3,%r3 # long
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llgtr %r4,%r4 # long
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llgfr %r5,%r5 # long
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jg compat_sys_ptrace # branch to system call
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ENTRY(compat_sys_utime_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # struct compat_utimbuf *
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jg compat_sys_utime # branch to system call
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ENTRY(compat_sys_times_wrapper)
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llgtr %r2,%r2 # struct compat_tms *
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jg compat_sys_times # branch to system call
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ENTRY(compat_sys_ioctl_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgfr %r3,%r3 # unsigned int
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llgfr %r4,%r4 # unsigned int
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jg compat_sys_ioctl # branch to system call
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ENTRY(compat_sys_fcntl_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgfr %r3,%r3 # unsigned int
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llgfr %r4,%r4 # unsigned long
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jg compat_sys_fcntl # branch to system call
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ENTRY(sys32_ustat_wrapper)
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llgfr %r2,%r2 # dev_t
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llgtr %r3,%r3 # struct ustat *
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jg compat_sys_ustat
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ENTRY(compat_sys_sigpending_wrapper)
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llgtr %r2,%r2 # compat_old_sigset_t *
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jg compat_sys_sigpending # branch to system call
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ENTRY(compat_sys_setrlimit_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # struct rlimit_emu31 *
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jg compat_sys_setrlimit # branch to system call
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ENTRY(compat_sys_old_getrlimit_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # struct rlimit_emu31 *
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jg compat_sys_old_getrlimit # branch to system call
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ENTRY(compat_sys_getrlimit_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # struct rlimit_emu31 *
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jg compat_sys_getrlimit # branch to system call
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ENTRY(compat_sys_gettimeofday_wrapper)
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llgtr %r2,%r2 # struct timeval_emu31 *
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llgtr %r3,%r3 # struct timezone *
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jg compat_sys_gettimeofday # branch to system call
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ENTRY(compat_sys_settimeofday_wrapper)
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llgtr %r2,%r2 # struct timeval_emu31 *
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llgtr %r3,%r3 # struct timezone *
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jg compat_sys_settimeofday # branch to system call
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ENTRY(old32_readdir_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # void *
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llgfr %r4,%r4 # unsigned int
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jg compat_sys_old_readdir # branch to system call
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ENTRY(compat_sys_statfs_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # struct compat_statfs *
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jg compat_sys_statfs # branch to system call
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ENTRY(compat_sys_fstatfs_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # struct compat_statfs *
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jg compat_sys_fstatfs # branch to system call
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ENTRY(compat_sys_socketcall_wrapper)
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lgfr %r2,%r2 # int
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llgtr %r3,%r3 # u32 *
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jg compat_sys_socketcall # branch to system call
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ENTRY(compat_sys_newstat_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # struct stat_emu31 *
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jg compat_sys_newstat # branch to system call
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ENTRY(compat_sys_newlstat_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # struct stat_emu31 *
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jg compat_sys_newlstat # branch to system call
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ENTRY(compat_sys_newfstat_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # struct stat_emu31 *
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jg compat_sys_newfstat # branch to system call
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ENTRY(compat_sys_sysinfo_wrapper)
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llgtr %r2,%r2 # struct sysinfo_emu31 *
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jg compat_sys_sysinfo # branch to system call
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ENTRY(compat_sys_adjtimex_wrapper)
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llgtr %r2,%r2 # struct compat_timex *
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jg compat_sys_adjtimex # branch to system call
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ENTRY(sys32_getdents_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # void *
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llgfr %r4,%r4 # unsigned int
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jg compat_sys_getdents # branch to system call
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ENTRY(compat_sys_select_wrapper)
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lgfr %r2,%r2 # int
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llgtr %r3,%r3 # compat_fd_set *
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llgtr %r4,%r4 # compat_fd_set *
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llgtr %r5,%r5 # compat_fd_set *
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llgtr %r6,%r6 # struct compat_timeval *
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jg compat_sys_select # branch to system call
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ENTRY(compat_sys_readv_wrapper)
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lgfr %r2,%r2 # int
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llgtr %r3,%r3 # const struct compat_iovec *
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llgfr %r4,%r4 # unsigned long
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jg compat_sys_readv # branch to system call
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ENTRY(compat_sys_writev_wrapper)
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lgfr %r2,%r2 # int
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llgtr %r3,%r3 # const struct compat_iovec *
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llgfr %r4,%r4 # unsigned long
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jg compat_sys_writev # branch to system call
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ENTRY(compat_sys_nanosleep_wrapper)
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llgtr %r2,%r2 # struct compat_timespec *
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llgtr %r3,%r3 # struct compat_timespec *
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jg compat_sys_nanosleep # branch to system call
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ENTRY(compat_sys_fcntl64_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgfr %r3,%r3 # unsigned int
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llgfr %r4,%r4 # unsigned long
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jg compat_sys_fcntl64 # branch to system call
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ENTRY(sys32_stime_wrapper)
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llgtr %r2,%r2 # long *
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jg compat_sys_stime # branch to system call
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ENTRY(sys32_sched_setaffinity_wrapper)
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lgfr %r2,%r2 # int
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llgfr %r3,%r3 # unsigned int
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llgtr %r4,%r4 # unsigned long *
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jg compat_sys_sched_setaffinity
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ENTRY(sys32_sched_getaffinity_wrapper)
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lgfr %r2,%r2 # int
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llgfr %r3,%r3 # unsigned int
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llgtr %r4,%r4 # unsigned long *
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jg compat_sys_sched_getaffinity
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ENTRY(sys32_clock_settime_wrapper)
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lgfr %r2,%r2 # clockid_t (int)
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llgtr %r3,%r3 # struct compat_timespec *
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jg compat_sys_clock_settime
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ENTRY(sys32_clock_gettime_wrapper)
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lgfr %r2,%r2 # clockid_t (int)
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llgtr %r3,%r3 # struct compat_timespec *
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jg compat_sys_clock_gettime
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ENTRY(sys32_clock_getres_wrapper)
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lgfr %r2,%r2 # clockid_t (int)
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llgtr %r3,%r3 # struct compat_timespec *
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jg compat_sys_clock_getres
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ENTRY(sys32_clock_nanosleep_wrapper)
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lgfr %r2,%r2 # clockid_t (int)
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lgfr %r3,%r3 # int
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llgtr %r4,%r4 # struct compat_timespec *
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llgtr %r5,%r5 # struct compat_timespec *
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jg compat_sys_clock_nanosleep
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ENTRY(sys32_timer_create_wrapper)
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lgfr %r2,%r2 # timer_t (int)
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llgtr %r3,%r3 # struct compat_sigevent *
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llgtr %r4,%r4 # timer_t *
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jg compat_sys_timer_create
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ENTRY(sys32_timer_settime_wrapper)
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lgfr %r2,%r2 # timer_t (int)
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lgfr %r3,%r3 # int
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llgtr %r4,%r4 # struct compat_itimerspec *
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llgtr %r5,%r5 # struct compat_itimerspec *
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jg compat_sys_timer_settime
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ENTRY(sys32_timer_gettime_wrapper)
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lgfr %r2,%r2 # timer_t (int)
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llgtr %r3,%r3 # struct compat_itimerspec *
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jg compat_sys_timer_gettime
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ENTRY(sys32_io_setup_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # u32 *
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jg compat_sys_io_setup
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ENTRY(sys32_io_getevents_wrapper)
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llgfr %r2,%r2 # (aio_context_t) u32
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lgfr %r3,%r3 # long
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lgfr %r4,%r4 # long
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llgtr %r5,%r5 # struct io_event *
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llgtr %r6,%r6 # struct compat_timespec *
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jg compat_sys_io_getevents
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ENTRY(sys32_io_submit_wrapper)
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llgfr %r2,%r2 # (aio_context_t) u32
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lgfr %r3,%r3 # long
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llgtr %r4,%r4 # struct iocb **
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jg compat_sys_io_submit
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ENTRY(compat_sys_statfs64_wrapper)
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llgtr %r2,%r2 # const char *
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llgfr %r3,%r3 # compat_size_t
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llgtr %r4,%r4 # struct compat_statfs64 *
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jg compat_sys_statfs64
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ENTRY(compat_sys_fstatfs64_wrapper)
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llgfr %r2,%r2 # unsigned int fd
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llgfr %r3,%r3 # compat_size_t
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llgtr %r4,%r4 # struct compat_statfs64 *
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jg compat_sys_fstatfs64
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ENTRY(compat_sys_mq_open_wrapper)
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llgtr %r2,%r2 # const char *
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lgfr %r3,%r3 # int
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llgfr %r4,%r4 # mode_t
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llgtr %r5,%r5 # struct compat_mq_attr *
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jg compat_sys_mq_open
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ENTRY(compat_sys_mq_timedsend_wrapper)
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lgfr %r2,%r2 # mqd_t
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llgtr %r3,%r3 # const char *
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llgfr %r4,%r4 # size_t
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llgfr %r5,%r5 # unsigned int
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llgtr %r6,%r6 # const struct compat_timespec *
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jg compat_sys_mq_timedsend
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ENTRY(compat_sys_mq_timedreceive_wrapper)
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lgfr %r2,%r2 # mqd_t
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llgtr %r3,%r3 # char *
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llgfr %r4,%r4 # size_t
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llgtr %r5,%r5 # unsigned int *
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llgtr %r6,%r6 # const struct compat_timespec *
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jg compat_sys_mq_timedreceive
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ENTRY(compat_sys_mq_notify_wrapper)
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lgfr %r2,%r2 # mqd_t
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llgtr %r3,%r3 # struct compat_sigevent *
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jg compat_sys_mq_notify
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ENTRY(compat_sys_mq_getsetattr_wrapper)
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lgfr %r2,%r2 # mqd_t
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llgtr %r3,%r3 # struct compat_mq_attr *
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llgtr %r4,%r4 # struct compat_mq_attr *
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jg compat_sys_mq_getsetattr
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ENTRY(compat_sys_kexec_load_wrapper)
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llgfr %r2,%r2 # unsigned long
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llgfr %r3,%r3 # unsigned long
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llgtr %r4,%r4 # struct kexec_segment *
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llgfr %r5,%r5 # unsigned long
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jg compat_sys_kexec_load
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ENTRY(compat_sys_futimesat_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # char *
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llgtr %r4,%r4 # struct timeval *
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jg compat_sys_futimesat
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ENTRY(compat_sys_pselect6_wrapper)
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lgfr %r2,%r2 # int
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llgtr %r3,%r3 # fd_set *
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llgtr %r4,%r4 # fd_set *
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llgtr %r5,%r5 # fd_set *
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llgtr %r6,%r6 # struct timespec *
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llgt %r0,164(%r15) # void *
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stg %r0,160(%r15)
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jg compat_sys_pselect6
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ENTRY(compat_sys_ppoll_wrapper)
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llgtr %r2,%r2 # struct pollfd *
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llgfr %r3,%r3 # unsigned int
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llgtr %r4,%r4 # struct timespec *
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llgtr %r5,%r5 # const sigset_t *
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llgfr %r6,%r6 # size_t
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jg compat_sys_ppoll
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ENTRY(compat_sys_utimes_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # struct compat_timeval *
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jg compat_sys_utimes
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ENTRY(compat_sys_utimensat_wrapper)
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llgfr %r2,%r2 # unsigned int
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llgtr %r3,%r3 # char *
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llgtr %r4,%r4 # struct compat_timespec *
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lgfr %r5,%r5 # int
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jg compat_sys_utimensat
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ENTRY(compat_sys_keyctl_wrapper)
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llgfr %r2,%r2 # u32
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llgfr %r3,%r3 # u32
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llgfr %r4,%r4 # u32
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llgfr %r5,%r5 # u32
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llgfr %r6,%r6 # u32
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jg compat_sys_keyctl # branch to system call
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ENTRY(sys32_execve_wrapper)
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llgtr %r2,%r2 # char *
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llgtr %r3,%r3 # compat_uptr_t *
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llgtr %r4,%r4 # compat_uptr_t *
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jg compat_sys_execve # branch to system call
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ENTRY(compat_sys_clock_adjtime_wrapper)
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lgfr %r2,%r2 # clockid_t (int)
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llgtr %r3,%r3 # struct compat_timex __user *
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jg compat_sys_clock_adjtime
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ENTRY(compat_sys_process_vm_readv_wrapper)
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lgfr %r2,%r2 # compat_pid_t
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llgtr %r3,%r3 # struct compat_iovec __user *
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llgfr %r4,%r4 # unsigned long
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llgtr %r5,%r5 # struct compat_iovec __user *
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llgfr %r6,%r6 # unsigned long
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llgf %r0,164(%r15) # unsigned long
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stg %r0,160(%r15)
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jg compat_sys_process_vm_readv
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ENTRY(compat_sys_process_vm_writev_wrapper)
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lgfr %r2,%r2 # compat_pid_t
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llgtr %r3,%r3 # struct compat_iovec __user *
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llgfr %r4,%r4 # unsigned long
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llgtr %r5,%r5 # struct compat_iovec __user *
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llgfr %r6,%r6 # unsigned long
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llgf %r0,164(%r15) # unsigned long
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stg %r0,160(%r15)
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jg compat_sys_process_vm_writev
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