diff options
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/Kconfig | 1 | ||||
| -rw-r--r-- | arch/sparc/include/asm/unistd.h | 13 | ||||
| -rw-r--r-- | arch/sparc/kernel/sys_sparc_64.c | 61 | ||||
| -rw-r--r-- | arch/sparc/kernel/syscalls/syscall.tbl | 116 |
4 files changed, 153 insertions, 38 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index d5dd652fb8cc..40f8f4f73fe8 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -49,6 +49,7 @@ config SPARC config SPARC32 def_bool !64BIT + select ARCH_32BIT_OFF_T select ARCH_HAS_SYNC_DMA_FOR_CPU select GENERIC_ATOMIC64 select CLZ_TAB diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h index 5194d86ef72d..1e66278ba4a5 100644 --- a/arch/sparc/include/asm/unistd.h +++ b/arch/sparc/include/asm/unistd.h @@ -30,8 +30,8 @@ #define __ARCH_WANT_SYS_GETHOSTNAME #define __ARCH_WANT_SYS_PAUSE #define __ARCH_WANT_SYS_SIGNAL -#define __ARCH_WANT_SYS_TIME -#define __ARCH_WANT_SYS_UTIME +#define __ARCH_WANT_SYS_TIME32 +#define __ARCH_WANT_SYS_UTIME32 #define __ARCH_WANT_SYS_WAITPID #define __ARCH_WANT_SYS_SOCKETCALL #define __ARCH_WANT_SYS_FADVISE64 @@ -43,8 +43,8 @@ #ifdef __32bit_syscall_numbers__ #define __ARCH_WANT_SYS_IPC #else -#define __ARCH_WANT_COMPAT_SYS_TIME -#define __ARCH_WANT_SYS_UTIME32 +#define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_SYS_UTIME #define __ARCH_WANT_COMPAT_SYS_SENDFILE #endif @@ -59,9 +59,4 @@ #define __IGNORE_getresgid #endif -/* Sparc doesn't have protection keys. */ -#define __IGNORE_pkey_mprotect -#define __IGNORE_pkey_alloc -#define __IGNORE_pkey_free - #endif /* _SPARC_UNISTD_H */ diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c index 274ed0b9b3e0..9825ca6a6020 100644 --- a/arch/sparc/kernel/sys_sparc_64.c +++ b/arch/sparc/kernel/sys_sparc_64.c @@ -28,8 +28,9 @@ #include <linux/random.h> #include <linux/export.h> #include <linux/context_tracking.h> - +#include <linux/timex.h> #include <linux/uaccess.h> + #include <asm/utrap.h> #include <asm/unistd.h> @@ -344,7 +345,7 @@ SYSCALL_DEFINE6(sparc_ipc, unsigned int, call, int, first, unsigned long, second goto out; case SEMTIMEDOP: err = sys_semtimedop(first, ptr, (unsigned int)second, - (const struct timespec __user *) + (const struct __kernel_timespec __user *) (unsigned long) fifth); goto out; case SEMGET: @@ -544,6 +545,62 @@ out_unlock: return err; } +SYSCALL_DEFINE1(sparc_adjtimex, struct timex __user *, txc_p) +{ + struct timex txc; /* Local copy of parameter */ + struct __kernel_timex *kt = (void *)&txc; + int ret; + + /* Copy the user data space into the kernel copy + * structure. But bear in mind that the structures + * may change + */ + if (copy_from_user(&txc, txc_p, sizeof(struct timex))) + return -EFAULT; + + /* + * override for sparc64 specific timeval type: tv_usec + * is 32 bit wide instead of 64-bit in __kernel_timex + */ + kt->time.tv_usec = txc.time.tv_usec; + ret = do_adjtimex(kt); + txc.time.tv_usec = kt->time.tv_usec; + + return copy_to_user(txc_p, &txc, sizeof(struct timex)) ? -EFAULT : ret; +} + +SYSCALL_DEFINE2(sparc_clock_adjtime, const clockid_t, which_clock,struct timex __user *, txc_p) +{ + struct timex txc; /* Local copy of parameter */ + struct __kernel_timex *kt = (void *)&txc; + int ret; + + if (!IS_ENABLED(CONFIG_POSIX_TIMERS)) { + pr_err_once("process %d (%s) attempted a POSIX timer syscall " + "while CONFIG_POSIX_TIMERS is not set\n", + current->pid, current->comm); + + return -ENOSYS; + } + + /* Copy the user data space into the kernel copy + * structure. But bear in mind that the structures + * may change + */ + if (copy_from_user(&txc, txc_p, sizeof(struct timex))) + return -EFAULT; + + /* + * override for sparc64 specific timeval type: tv_usec + * is 32 bit wide instead of 64-bit in __kernel_timex + */ + kt->time.tv_usec = txc.time.tv_usec; + ret = do_clock_adjtime(which_clock, kt); + txc.time.tv_usec = kt->time.tv_usec; + + return copy_to_user(txc_p, &txc, sizeof(struct timex)) ? -EFAULT : ret; +} + SYSCALL_DEFINE5(utrap_install, utrap_entry_t, type, utrap_handler_t, new_p, utrap_handler_t, new_d, utrap_handler_t __user *, old_p, diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl index c8c77c05ea97..b9a5a04b2d2c 100644 --- a/arch/sparc/kernel/syscalls/syscall.tbl +++ b/arch/sparc/kernel/syscalls/syscall.tbl @@ -44,7 +44,8 @@ 28 common sigaltstack sys_sigaltstack compat_sys_sigaltstack 29 32 pause sys_pause 29 64 pause sys_nis_syscall -30 common utime sys_utime compat_sys_utime +30 32 utime sys_utime32 +30 64 utime sys_utime 31 32 lchown32 sys_lchown 32 32 fchown32 sys_fchown 33 common access sys_access @@ -128,7 +129,8 @@ 102 common rt_sigaction sys_rt_sigaction compat_sys_rt_sigaction 103 common rt_sigprocmask sys_rt_sigprocmask compat_sys_rt_sigprocmask 104 common rt_sigpending sys_rt_sigpending compat_sys_rt_sigpending -105 common rt_sigtimedwait sys_rt_sigtimedwait compat_sys_rt_sigtimedwait +105 32 rt_sigtimedwait sys_rt_sigtimedwait_time32 compat_sys_rt_sigtimedwait_time32 +105 64 rt_sigtimedwait sys_rt_sigtimedwait 106 common rt_sigqueueinfo sys_rt_sigqueueinfo compat_sys_rt_sigqueueinfo 107 common rt_sigsuspend sys_rt_sigsuspend compat_sys_rt_sigsuspend 108 32 setresuid32 sys_setresuid @@ -168,11 +170,13 @@ 135 common socketpair sys_socketpair 136 common mkdir sys_mkdir 137 common rmdir sys_rmdir -138 common utimes sys_utimes compat_sys_utimes +138 32 utimes sys_utimes_time32 +138 64 utimes sys_utimes 139 common stat64 sys_stat64 compat_sys_stat64 140 common sendfile64 sys_sendfile64 141 common getpeername sys_getpeername -142 common futex sys_futex compat_sys_futex +142 32 futex sys_futex_time32 +142 64 futex sys_futex 143 common gettid sys_gettid 144 common getrlimit sys_getrlimit compat_sys_getrlimit 145 common setrlimit sys_setrlimit compat_sys_setrlimit @@ -258,7 +262,8 @@ 216 64 sigreturn sys_nis_syscall 217 common clone sys_clone 218 common ioprio_get sys_ioprio_get -219 common adjtimex sys_adjtimex compat_sys_adjtimex +219 32 adjtimex sys_adjtimex_time32 +219 64 adjtimex sys_sparc_adjtimex 220 32 sigprocmask sys_sigprocmask compat_sys_sigprocmask 220 64 sigprocmask sys_nis_syscall 221 common create_module sys_ni_syscall @@ -271,9 +276,10 @@ 228 common setfsuid sys_setfsuid16 229 common setfsgid sys_setfsgid16 230 common _newselect sys_select compat_sys_select -231 32 time sys_time compat_sys_time +231 32 time sys_time32 232 common splice sys_splice -233 common stime sys_stime compat_sys_stime +233 32 stime sys_stime32 +233 64 stime sys_stime 234 common statfs64 sys_statfs64 compat_sys_statfs64 235 common fstatfs64 sys_fstatfs64 compat_sys_fstatfs64 236 common _llseek sys_llseek @@ -288,8 +294,10 @@ 245 common sched_yield sys_sched_yield 246 common sched_get_priority_max sys_sched_get_priority_max 247 common sched_get_priority_min sys_sched_get_priority_min -248 common sched_rr_get_interval sys_sched_rr_get_interval compat_sys_sched_rr_get_interval -249 common nanosleep sys_nanosleep compat_sys_nanosleep +248 32 sched_rr_get_interval sys_sched_rr_get_interval_time32 +248 64 sched_rr_get_interval sys_sched_rr_get_interval +249 32 nanosleep sys_nanosleep_time32 +249 64 nanosleep sys_nanosleep 250 32 mremap sys_mremap 250 64 mremap sys_64_mremap 251 common _sysctl sys_sysctl compat_sys_sysctl @@ -298,14 +306,20 @@ 254 32 nfsservctl sys_ni_syscall sys_nis_syscall 254 64 nfsservctl sys_nis_syscall 255 common sync_file_range sys_sync_file_range compat_sys_sync_file_range -256 common clock_settime sys_clock_settime compat_sys_clock_settime -257 common clock_gettime sys_clock_gettime compat_sys_clock_gettime -258 common clock_getres sys_clock_getres compat_sys_clock_getres -259 common clock_nanosleep sys_clock_nanosleep compat_sys_clock_nanosleep +256 32 clock_settime sys_clock_settime32 +256 64 clock_settime sys_clock_settime +257 32 clock_gettime sys_clock_gettime32 +257 64 clock_gettime sys_clock_gettime +258 32 clock_getres sys_clock_getres_time32 +258 64 clock_getres sys_clock_getres +259 32 clock_nanosleep sys_clock_nanosleep_time32 +259 64 clock_nanosleep sys_clock_nanosleep 260 common sched_getaffinity sys_sched_getaffinity compat_sys_sched_getaffinity 261 common sched_setaffinity sys_sched_setaffinity compat_sys_sched_setaffinity -262 common timer_settime sys_timer_settime compat_sys_timer_settime -263 common timer_gettime sys_timer_gettime compat_sys_timer_gettime +262 32 timer_settime sys_timer_settime32 +262 64 timer_settime sys_timer_settime +263 32 timer_gettime sys_timer_gettime32 +263 64 timer_gettime sys_timer_gettime 264 common timer_getoverrun sys_timer_getoverrun 265 common timer_delete sys_timer_delete 266 common timer_create sys_timer_create compat_sys_timer_create @@ -315,11 +329,14 @@ 269 common io_destroy sys_io_destroy 270 common io_submit sys_io_submit compat_sys_io_submit 271 common io_cancel sys_io_cancel -272 common io_getevents sys_io_getevents compat_sys_io_getevents +272 32 io_getevents sys_io_getevents_time32 +272 64 io_getevents sys_io_getevents 273 common mq_open sys_mq_open compat_sys_mq_open 274 common mq_unlink sys_mq_unlink -275 common mq_timedsend sys_mq_timedsend compat_sys_mq_timedsend -276 common mq_timedreceive sys_mq_timedreceive compat_sys_mq_timedreceive +275 32 mq_timedsend sys_mq_timedsend_time32 +275 64 mq_timedsend sys_mq_timedsend +276 32 mq_timedreceive sys_mq_timedreceive_time32 +276 64 mq_timedreceive sys_mq_timedreceive 277 common mq_notify sys_mq_notify compat_sys_mq_notify 278 common mq_getsetattr sys_mq_getsetattr compat_sys_mq_getsetattr 279 common waitid sys_waitid compat_sys_waitid @@ -331,7 +348,8 @@ 285 common mkdirat sys_mkdirat 286 common mknodat sys_mknodat 287 common fchownat sys_fchownat -288 common futimesat sys_futimesat compat_sys_futimesat +288 32 futimesat sys_futimesat_time32 +288 64 futimesat sys_futimesat 289 common fstatat64 sys_fstatat64 compat_sys_fstatat64 290 common unlinkat sys_unlinkat 291 common renameat sys_renameat @@ -340,8 +358,10 @@ 294 common readlinkat sys_readlinkat 295 common fchmodat sys_fchmodat 296 common faccessat sys_faccessat -297 common pselect6 sys_pselect6 compat_sys_pselect6 -298 common ppoll sys_ppoll compat_sys_ppoll +297 32 pselect6 sys_pselect6_time32 compat_sys_pselect6_time32 +297 64 pselect6 sys_pselect6 +298 32 ppoll sys_ppoll_time32 compat_sys_ppoll_time32 +298 64 ppoll sys_ppoll 299 common unshare sys_unshare 300 common set_robust_list sys_set_robust_list compat_sys_set_robust_list 301 common get_robust_list sys_get_robust_list compat_sys_get_robust_list @@ -353,13 +373,16 @@ 307 common move_pages sys_move_pages compat_sys_move_pages 308 common getcpu sys_getcpu 309 common epoll_pwait sys_epoll_pwait compat_sys_epoll_pwait -310 common utimensat sys_utimensat compat_sys_utimensat +310 32 utimensat sys_utimensat_time32 +310 64 utimensat sys_utimensat 311 common signalfd sys_signalfd compat_sys_signalfd 312 common timerfd_create sys_timerfd_create 313 common eventfd sys_eventfd 314 common fallocate sys_fallocate compat_sys_fallocate -315 common timerfd_settime sys_timerfd_settime compat_sys_timerfd_settime -316 common timerfd_gettime sys_timerfd_gettime compat_sys_timerfd_gettime +315 32 timerfd_settime sys_timerfd_settime32 +315 64 timerfd_settime sys_timerfd_settime +316 32 timerfd_gettime sys_timerfd_gettime32 +316 64 timerfd_gettime sys_timerfd_gettime 317 common signalfd4 sys_signalfd4 compat_sys_signalfd4 318 common eventfd2 sys_eventfd2 319 common epoll_create1 sys_epoll_create1 @@ -371,13 +394,15 @@ 325 common pwritev sys_pwritev compat_sys_pwritev 326 common rt_tgsigqueueinfo sys_rt_tgsigqueueinfo compat_sys_rt_tgsigqueueinfo 327 common perf_event_open sys_perf_event_open -328 common recvmmsg sys_recvmmsg compat_sys_recvmmsg +328 32 recvmmsg sys_recvmmsg_time32 compat_sys_recvmmsg_time32 +328 64 recvmmsg sys_recvmmsg 329 common fanotify_init sys_fanotify_init 330 common fanotify_mark sys_fanotify_mark compat_sys_fanotify_mark 331 common prlimit64 sys_prlimit64 332 common name_to_handle_at sys_name_to_handle_at 333 common open_by_handle_at sys_open_by_handle_at compat_sys_open_by_handle_at -334 common clock_adjtime sys_clock_adjtime compat_sys_clock_adjtime +334 32 clock_adjtime sys_clock_adjtime32 +334 64 clock_adjtime sys_sparc_clock_adjtime 335 common syncfs sys_syncfs 336 common sendmmsg sys_sendmmsg compat_sys_sendmmsg 337 common setns sys_setns @@ -406,4 +431,41 @@ 358 common preadv2 sys_preadv2 compat_sys_preadv2 359 common pwritev2 sys_pwritev2 compat_sys_pwritev2 360 common statx sys_statx -361 common io_pgetevents sys_io_pgetevents compat_sys_io_pgetevents +361 32 io_pgetevents sys_io_pgetevents_time32 compat_sys_io_pgetevents +361 64 io_pgetevents sys_io_pgetevents +362 common pkey_mprotect sys_pkey_mprotect +363 common pkey_alloc sys_pkey_alloc +364 common pkey_free sys_pkey_free +365 common rseq sys_rseq +# room for arch specific syscalls +392 64 semtimedop sys_semtimedop +393 common semget sys_semget +394 common semctl sys_semctl compat_sys_semctl +395 common shmget sys_shmget +396 common shmctl sys_shmctl compat_sys_shmctl +397 common shmat sys_shmat compat_sys_shmat +398 common shmdt sys_shmdt +399 common msgget sys_msgget +400 common msgsnd sys_msgsnd compat_sys_msgsnd +401 common msgrcv sys_msgrcv compat_sys_msgrcv +402 common msgctl sys_msgctl compat_sys_msgctl +403 32 clock_gettime64 sys_clock_gettime sys_clock_gettime +404 32 clock_settime64 sys_clock_settime sys_clock_settime +405 32 clock_adjtime64 sys_clock_adjtime sys_clock_adjtime +406 32 clock_getres_time64 sys_clock_getres sys_clock_getres +407 32 clock_nanosleep_time64 sys_clock_nanosleep sys_clock_nanosleep +408 32 timer_gettime64 sys_timer_gettime sys_timer_gettime +409 32 timer_settime64 sys_timer_settime sys_timer_settime +410 32 timerfd_gettime64 sys_timerfd_gettime sys_timerfd_gettime +411 32 timerfd_settime64 sys_timerfd_settime sys_timerfd_settime +412 32 utimensat_time64 sys_utimensat sys_utimensat +413 32 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64 +414 32 ppoll_time64 sys_ppoll compat_sys_ppoll_time64 +416 32 io_pgetevents_time64 sys_io_pgetevents sys_io_pgetevents +417 32 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64 +418 32 mq_timedsend_time64 sys_mq_timedsend sys_mq_timedsend +419 32 mq_timedreceive_time64 sys_mq_timedreceive sys_mq_timedreceive +420 32 semtimedop_time64 sys_semtimedop sys_semtimedop +421 32 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64 +422 32 futex_time64 sys_futex sys_futex +423 32 sched_rr_get_interval_time64 sys_sched_rr_get_interval sys_sched_rr_get_interval |