History

y2038: syscalls: rename y2038 compat syscalls

A lot of system calls that pass a time_t somewhere have an implementation using a COMPAT_SYSCALL_DEFINEx() on 64-bit architectures, and have been reworked so that this implementation can now be used on 32-bit architectures as well. The missing step is to redefine them using the regular SYSCALL_DEFINEx() to get them out of the compat namespace and make it possible to build them on 32-bit architectures. Any system call that ends in 'time' gets a '32' suffix on its name for that version, while the others get a '_time32' suffix, to distinguish them from the normal version, which takes a 64-bit time argument in the future. In this step, only 64-bit architectures are changed, doing this rename first lets us avoid touching the 32-bit architectures twice.

Arnd Bergmann committed 7 years ago

Commit 8dabe721 parent 794845026 files · +361 −367Browse files

Showing the changes to include/uapi (1 of 26 files). Show all

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include/uapi/asm-generic/unistd.h+22−22
@@ -39,7 +39,7 @@ __SC_COMP(__NR_io_submit, sys_io_submit, compat_sys_io_submit) · 38 unmodified lines
39#define __NR_io_cancel 339#define __NR_io_cancel 3
40__SYSCALL(__NR_io_cancel, sys_io_cancel)40__SYSCALL(__NR_io_cancel, sys_io_cancel)
41#define __NR_io_getevents 441#define __NR_io_getevents 4
42__SC_COMP(__NR_io_getevents, sys_io_getevents, compat_sys_io_getevents)42__SC_COMP(__NR_io_getevents, sys_io_getevents, sys_io_getevents_time32)
43 43
44/* fs/xattr.c */44/* fs/xattr.c */
45#define __NR_setxattr 545#define __NR_setxattr 5
@@ -223,9 +223,9 @@ __SYSCALL(__NR3264_sendfile, sys_sendfile64) · 177 unmodified lines
223 223
224/* fs/select.c */224/* fs/select.c */
225#define __NR_pselect6 72225#define __NR_pselect6 72
226__SC_COMP(__NR_pselect6, sys_pselect6, compat_sys_pselect6)226__SC_COMP(__NR_pselect6, sys_pselect6, compat_sys_pselect6_time32)
227#define __NR_ppoll 73227#define __NR_ppoll 73
228__SC_COMP(__NR_ppoll, sys_ppoll, compat_sys_ppoll)228__SC_COMP(__NR_ppoll, sys_ppoll, compat_sys_ppoll_time32)
229 229
230/* fs/signalfd.c */230/* fs/signalfd.c */
231#define __NR_signalfd4 74231#define __NR_signalfd4 74
@@ -271,14 +271,14 @@ __SC_COMP(__NR_sync_file_range, sys_sync_file_range, \ · 39 unmodified lines
271__SYSCALL(__NR_timerfd_create, sys_timerfd_create)271__SYSCALL(__NR_timerfd_create, sys_timerfd_create)
272#define __NR_timerfd_settime 86272#define __NR_timerfd_settime 86
273__SC_COMP(__NR_timerfd_settime, sys_timerfd_settime, \273__SC_COMP(__NR_timerfd_settime, sys_timerfd_settime, \
274 compat_sys_timerfd_settime)274 sys_timerfd_settime32)
275#define __NR_timerfd_gettime 87275#define __NR_timerfd_gettime 87
276__SC_COMP(__NR_timerfd_gettime, sys_timerfd_gettime, \276__SC_COMP(__NR_timerfd_gettime, sys_timerfd_gettime, \
277 compat_sys_timerfd_gettime)277 sys_timerfd_gettime32)
278 278
279/* fs/utimes.c */279/* fs/utimes.c */
280#define __NR_utimensat 88280#define __NR_utimensat 88
281__SC_COMP(__NR_utimensat, sys_utimensat, compat_sys_utimensat)281__SC_COMP(__NR_utimensat, sys_utimensat, sys_utimensat_time32)
282 282
283/* kernel/acct.c */283/* kernel/acct.c */
284#define __NR_acct 89284#define __NR_acct 89
@@ -310,7 +310,7 @@ __SYSCALL(__NR_unshare, sys_unshare) · 25 unmodified lines
310 310
311/* kernel/futex.c */311/* kernel/futex.c */
312#define __NR_futex 98312#define __NR_futex 98
313__SC_COMP(__NR_futex, sys_futex, compat_sys_futex)313__SC_COMP(__NR_futex, sys_futex, sys_futex_time32)
314#define __NR_set_robust_list 99314#define __NR_set_robust_list 99
315__SC_COMP(__NR_set_robust_list, sys_set_robust_list, \315__SC_COMP(__NR_set_robust_list, sys_set_robust_list, \
316 compat_sys_set_robust_list)316 compat_sys_set_robust_list)
@@ -320,7 +320,7 @@ __SC_COMP(__NR_get_robust_list, sys_get_robust_list, \ · 3 unmodified lines
320 320
321/* kernel/hrtimer.c */321/* kernel/hrtimer.c */
322#define __NR_nanosleep 101322#define __NR_nanosleep 101
323__SC_COMP(__NR_nanosleep, sys_nanosleep, compat_sys_nanosleep)323__SC_COMP(__NR_nanosleep, sys_nanosleep, sys_nanosleep_time32)
324 324
325/* kernel/itimer.c */325/* kernel/itimer.c */
326#define __NR_getitimer 102326#define __NR_getitimer 102
@@ -342,22 +342,22 @@ __SYSCALL(__NR_delete_module, sys_delete_module) · 15 unmodified lines
342#define __NR_timer_create 107342#define __NR_timer_create 107
343__SC_COMP(__NR_timer_create, sys_timer_create, compat_sys_timer_create)343__SC_COMP(__NR_timer_create, sys_timer_create, compat_sys_timer_create)
344#define __NR_timer_gettime 108344#define __NR_timer_gettime 108
345__SC_COMP(__NR_timer_gettime, sys_timer_gettime, compat_sys_timer_gettime)345__SC_COMP(__NR_timer_gettime, sys_timer_gettime, sys_timer_gettime32)
346#define __NR_timer_getoverrun 109346#define __NR_timer_getoverrun 109
347__SYSCALL(__NR_timer_getoverrun, sys_timer_getoverrun)347__SYSCALL(__NR_timer_getoverrun, sys_timer_getoverrun)
348#define __NR_timer_settime 110348#define __NR_timer_settime 110
349__SC_COMP(__NR_timer_settime, sys_timer_settime, compat_sys_timer_settime)349__SC_COMP(__NR_timer_settime, sys_timer_settime, sys_timer_settime32)
350#define __NR_timer_delete 111350#define __NR_timer_delete 111
351__SYSCALL(__NR_timer_delete, sys_timer_delete)351__SYSCALL(__NR_timer_delete, sys_timer_delete)
352#define __NR_clock_settime 112352#define __NR_clock_settime 112
353__SC_COMP(__NR_clock_settime, sys_clock_settime, compat_sys_clock_settime)353__SC_COMP(__NR_clock_settime, sys_clock_settime, sys_clock_settime32)
354#define __NR_clock_gettime 113354#define __NR_clock_gettime 113
355__SC_COMP(__NR_clock_gettime, sys_clock_gettime, compat_sys_clock_gettime)355__SC_COMP(__NR_clock_gettime, sys_clock_gettime, sys_clock_gettime32)
356#define __NR_clock_getres 114356#define __NR_clock_getres 114
357__SC_COMP(__NR_clock_getres, sys_clock_getres, compat_sys_clock_getres)357__SC_COMP(__NR_clock_getres, sys_clock_getres, sys_clock_getres_time32)
358#define __NR_clock_nanosleep 115358#define __NR_clock_nanosleep 115
359__SC_COMP(__NR_clock_nanosleep, sys_clock_nanosleep, \359__SC_COMP(__NR_clock_nanosleep, sys_clock_nanosleep, \
360 compat_sys_clock_nanosleep)360 sys_clock_nanosleep_time32)
361 361
362/* kernel/printk.c */362/* kernel/printk.c */
363#define __NR_syslog 116363#define __NR_syslog 116
@@ -390,7 +390,7 @@ __SYSCALL(__NR_sched_get_priority_max, sys_sched_get_priority_max) · 26 unmodified lines
390__SYSCALL(__NR_sched_get_priority_min, sys_sched_get_priority_min)390__SYSCALL(__NR_sched_get_priority_min, sys_sched_get_priority_min)
391#define __NR_sched_rr_get_interval 127391#define __NR_sched_rr_get_interval 127
392__SC_COMP(__NR_sched_rr_get_interval, sys_sched_rr_get_interval, \392__SC_COMP(__NR_sched_rr_get_interval, sys_sched_rr_get_interval, \
393 compat_sys_sched_rr_get_interval)393 sys_sched_rr_get_interval_time32)
394 394
395/* kernel/signal.c */395/* kernel/signal.c */
396#define __NR_restart_syscall 128396#define __NR_restart_syscall 128
@@ -413,7 +413,7 @@ __SC_COMP(__NR_rt_sigprocmask, sys_rt_sigprocmask, compat_sys_rt_sigprocmask) · 16 unmodified lines
413__SC_COMP(__NR_rt_sigpending, sys_rt_sigpending, compat_sys_rt_sigpending)413__SC_COMP(__NR_rt_sigpending, sys_rt_sigpending, compat_sys_rt_sigpending)
414#define __NR_rt_sigtimedwait 137414#define __NR_rt_sigtimedwait 137
415__SC_COMP(__NR_rt_sigtimedwait, sys_rt_sigtimedwait, \415__SC_COMP(__NR_rt_sigtimedwait, sys_rt_sigtimedwait, \
416 compat_sys_rt_sigtimedwait)416 compat_sys_rt_sigtimedwait_time32)
417#define __NR_rt_sigqueueinfo 138417#define __NR_rt_sigqueueinfo 138
418__SC_COMP(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo, \418__SC_COMP(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo, \
419 compat_sys_rt_sigqueueinfo)419 compat_sys_rt_sigqueueinfo)
@@ -486,7 +486,7 @@ __SC_COMP(__NR_gettimeofday, sys_gettimeofday, compat_sys_gettimeofday) · 66 unmodified lines
486#define __NR_settimeofday 170486#define __NR_settimeofday 170
487__SC_COMP(__NR_settimeofday, sys_settimeofday, compat_sys_settimeofday)487__SC_COMP(__NR_settimeofday, sys_settimeofday, compat_sys_settimeofday)
488#define __NR_adjtimex 171488#define __NR_adjtimex 171
489__SC_COMP(__NR_adjtimex, sys_adjtimex, compat_sys_adjtimex)489__SC_COMP(__NR_adjtimex, sys_adjtimex, sys_adjtimex_time32)
490 490
491/* kernel/timer.c */491/* kernel/timer.c */
492#define __NR_getpid 172492#define __NR_getpid 172
@@ -512,10 +512,10 @@ __SC_COMP(__NR_mq_open, sys_mq_open, compat_sys_mq_open) · 19 unmodified lines
512#define __NR_mq_unlink 181512#define __NR_mq_unlink 181
513__SYSCALL(__NR_mq_unlink, sys_mq_unlink)513__SYSCALL(__NR_mq_unlink, sys_mq_unlink)
514#define __NR_mq_timedsend 182514#define __NR_mq_timedsend 182
515__SC_COMP(__NR_mq_timedsend, sys_mq_timedsend, compat_sys_mq_timedsend)515__SC_COMP(__NR_mq_timedsend, sys_mq_timedsend, sys_mq_timedsend_time32)
516#define __NR_mq_timedreceive 183516#define __NR_mq_timedreceive 183
517__SC_COMP(__NR_mq_timedreceive, sys_mq_timedreceive, \517__SC_COMP(__NR_mq_timedreceive, sys_mq_timedreceive, \
518 compat_sys_mq_timedreceive)518 sys_mq_timedreceive_time32)
519#define __NR_mq_notify 184519#define __NR_mq_notify 184
520__SC_COMP(__NR_mq_notify, sys_mq_notify, compat_sys_mq_notify)520__SC_COMP(__NR_mq_notify, sys_mq_notify, compat_sys_mq_notify)
521#define __NR_mq_getsetattr 185521#define __NR_mq_getsetattr 185
@@ -537,7 +537,7 @@ __SYSCALL(__NR_semget, sys_semget) · 15 unmodified lines
537#define __NR_semctl 191537#define __NR_semctl 191
538__SC_COMP(__NR_semctl, sys_semctl, compat_sys_semctl)538__SC_COMP(__NR_semctl, sys_semctl, compat_sys_semctl)
539#define __NR_semtimedop 192539#define __NR_semtimedop 192
540__SC_COMP(__NR_semtimedop, sys_semtimedop, compat_sys_semtimedop)540__SC_COMP(__NR_semtimedop, sys_semtimedop, sys_semtimedop_time32)
541#define __NR_semop 193541#define __NR_semop 193
542__SYSCALL(__NR_semop, sys_semop)542__SYSCALL(__NR_semop, sys_semop)
543 543
@@ -659,7 +659,7 @@ __SYSCALL(__NR_perf_event_open, sys_perf_event_open) · 115 unmodified lines
659#define __NR_accept4 242659#define __NR_accept4 242
660__SYSCALL(__NR_accept4, sys_accept4)660__SYSCALL(__NR_accept4, sys_accept4)
661#define __NR_recvmmsg 243661#define __NR_recvmmsg 243
662__SC_COMP(__NR_recvmmsg, sys_recvmmsg, compat_sys_recvmmsg)662__SC_COMP(__NR_recvmmsg, sys_recvmmsg, compat_sys_recvmmsg_time32)
663 663
664/*664/*
665 * Architectures may provide up to 16 syscalls of their own665 * Architectures may provide up to 16 syscalls of their own
@@ -681,7 +681,7 @@ __SYSCALL(__NR_name_to_handle_at, sys_name_to_handle_at) · 15 unmodified lines
681__SC_COMP(__NR_open_by_handle_at, sys_open_by_handle_at, \681__SC_COMP(__NR_open_by_handle_at, sys_open_by_handle_at, \
682 compat_sys_open_by_handle_at)682 compat_sys_open_by_handle_at)
683#define __NR_clock_adjtime 266683#define __NR_clock_adjtime 266
684__SC_COMP(__NR_clock_adjtime, sys_clock_adjtime, compat_sys_clock_adjtime)684__SC_COMP(__NR_clock_adjtime, sys_clock_adjtime, sys_clock_adjtime32)
685#define __NR_syncfs 267685#define __NR_syncfs 267
686__SYSCALL(__NR_syncfs, sys_syncfs)686__SYSCALL(__NR_syncfs, sys_syncfs)
687#define __NR_setns 268687#define __NR_setns 268

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