Michael Kerrisk
4ba17a6deb
clone.2: Minor wording fixes
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:45:32 +02:00
Michael Kerrisk
1c6ebc4b4c
clone.2: Warn that the clone() wrapper modifies child_stack in the parent
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 22:24:49 +02:00
Michael Kerrisk
1874193ebf
clone.2: Add NOTES heading
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 22:17:26 +02:00
Michael Kerrisk
d35f5c3402
clone.2: Note that child_stack can be NULL when using the raw system call
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 15:52:54 +02:00
Michael Kerrisk
161fce30ef
clone.2: Minor wording fix (in preparation for subsequent patch)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 15:51:43 +02:00
Michael Kerrisk
35bf8cb47f
clone.2: tfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 14:47:11 +02:00
Michael Kerrisk
4b8c67d976
iconv.1, ldd.1, locale.1, localedef.1, memusage.1, memusagestat.1, mtrace.1, pldd.1, sprof.1, time.1, _syscall.2, add_key.2, alloc_hugepages.2, arch_prctl.2, bpf.2, cacheflush.2, capget.2, chdir.2, chmod.2, chown.2, chroot.2, clock_getres.2, clock_nanosleep.2, clone.2, close.2, connect.2, copy_file_range.2, create_module.2, delete_module.2, dup.2, epoll_create.2, epoll_ctl.2, epoll_wait.2, eventfd.2, execve.2, execveat.2, fallocate.2, fanotify_init.2, fcntl.2, flock.2, fork.2, fsync.2, futex.2, futimesat.2, get_kernel_syms.2, get_mempolicy.2, get_robust_list.2, getcpu.2, getdents.2, getdomainname.2, getgid.2, getgroups.2, gethostname.2, getitimer.2, getpagesize.2, getpeername.2, getpriority.2, getrandom.2, getresuid.2, getrlimit.2, getrusage.2, getsid.2, getsockname.2, getsockopt.2, gettid.2, gettimeofday.2, getuid.2, getunwind.2, init_module.2, inotify_add_watch.2, inotify_init.2, inotify_rm_watch.2, intro.2, io_cancel.2, io_destroy.2, io_getevents.2, io_setup.2, io_submit.2, ioctl_console.2, ioctl_fat.2, ioctl_ficlonerange.2, ioctl_fideduperange.2, ioctl_getfsmap.2, ioctl_iflags.2, ioctl_list.2, ioctl_ns.2, ioctl_tty.2, ioctl_userfaultfd.2, ioperm.2, iopl.2, ioprio_set.2, ipc.2, kcmp.2, kexec_load.2, keyctl.2, kill.2, link.2, listen.2, listxattr.2, llseek.2, lookup_dcookie.2, lseek.2, madvise.2, mbind.2, membarrier.2, memfd_create.2, migrate_pages.2, mincore.2, mkdir.2, mknod.2, mlock.2, mmap.2, mmap2.2, modify_ldt.2, move_pages.2, mprotect.2, mq_getsetattr.2, mremap.2, msgctl.2, msgget.2, msgop.2, msync.2, nanosleep.2, nfsservctl.2, nice.2, open.2, open_by_handle_at.2, outb.2, perf_event_open.2, perfmonctl.2, personality.2, pivot_root.2, pkey_alloc.2, poll.2, posix_fadvise.2, prctl.2, pread.2, process_vm_readv.2, ptrace.2, query_module.2, quotactl.2, read.2, readahead.2, readdir.2, readlink.2, readv.2, reboot.2, recv.2, recvmmsg.2, remap_file_pages.2, rename.2, request_key.2, restart_syscall.2, rt_sigqueueinfo.2, s390_pci_mmio_write.2, s390_runtime_instr.2, sched_get_priority_max.2, sched_rr_get_interval.2, sched_setaffinity.2, sched_setattr.2, sched_setparam.2, sched_setscheduler.2, sched_yield.2, seccomp.2, select.2, select_tut.2, semctl.2, semget.2, semop.2, send.2, sendfile.2, sendmmsg.2, set_mempolicy.2, set_thread_area.2, set_tid_address.2, seteuid.2, setfsgid.2, setfsuid.2, setgid.2, setns.2, setpgid.2, setresuid.2, setreuid.2, setsid.2, setuid.2, sgetmask.2, shmctl.2, shmget.2, shmop.2, sigaction.2, sigaltstack.2, signal.2, sigpending.2, sigprocmask.2, sigreturn.2, sigsuspend.2, sigwaitinfo.2, socket.2, socketcall.2, socketpair.2, splice.2, spu_create.2, spu_run.2, stat.2, statfs.2, statx.2, subpage_prot.2, swapon.2, symlink.2, sync.2, sync_file_range.2, syscall.2, syscalls.2, sysctl.2, sysfs.2, sysinfo.2, syslog.2, tee.2, time.2, timer_create.2, timer_getoverrun.2, timer_settime.2, timerfd_create.2, times.2, tkill.2, truncate.2, umask.2, umount.2, uname.2, unimplemented.2, unlink.2, unshare.2, uselib.2, userfaultfd.2, ustat.2, utime.2, utimensat.2, vfork.2, vmsplice.2, wait.2, wait4.2, write.2, CPU_SET.3, INFINITY.3, __ppc_get_timebase.3, __ppc_set_ppr_med.3, __ppc_yield.3, __setfpucw.3, acos.3, acosh.3, adjtime.3, aio_fsync.3, aio_init.3, aio_read.3, aio_return.3, aio_suspend.3, aio_write.3, alloca.3, argz_add.3, asin.3, asinh.3, asprintf.3, assert.3, assert_perror.3, atan.3, atan2.3, atanh.3, atexit.3, backtrace.3, basename.3, bindresvport.3, bsd_signal.3, bsearch.3, bswap.3, btree.3, byteorder.3, bzero.3, canonicalize_file_name.3, carg.3, cbrt.3, ccos.3, ccosh.3, ceil.3, cexp.3, cfree.3, clearenv.3, clock.3, clock_getcpuclockid.3, clog.3, clog10.3, clog2.3, cmsg.3, confstr.3, copysign.3, cos.3, cosh.3, crypt.3, csin.3, csinh.3, csqrt.3, ctan.3, ctanh.3, ctime.3, dbopen.3, dl_iterate_phdr.3, dladdr.3, dlerror.3, dlinfo.3, dlopen.3, dlsym.3, drand48.3, drand48_r.3, duplocale.3, encrypt.3, end.3, endian.3, envz_add.3, erf.3, erfc.3, err.3, errno.3, error.3, ether_aton.3, euidaccess.3, exec.3, exit.3, exp.3, exp10.3, exp2.3, expm1.3, fabs.3, fcloseall.3, fdim.3, fenv.3, ferror.3, fexecve.3, fflush.3, ffs.3, fgetc.3, fgetgrent.3, fgetpwent.3, finite.3, floor.3, fma.3, fmax.3, fmemopen.3, fmin.3, fmod.3, fmtmsg.3, fopen.3, fopencookie.3, fpclassify.3, fpurge.3, fputwc.3, fputws.3, frexp.3, fseek.3, fseeko.3, ftime.3, fts.3, ftw.3, futimes.3, gamma.3, gcvt.3, get_nprocs_conf.3, get_phys_pages.3, getaddrinfo.3, getaddrinfo_a.3, getauxval.3, getcontext.3, getcwd.3, getdate.3, getentropy.3, getenv.3, getfsent.3, getgrent.3, getgrent_r.3, getgrnam.3, getgrouplist.3, gethostbyname.3, gethostid.3, getifaddrs.3, getipnodebyname.3, getline.3, getlogin.3, getmntent.3, getnameinfo.3, getnetent.3, getnetent_r.3, getopt.3, getprotoent.3, getprotoent_r.3, getpw.3, getpwent.3, getpwent_r.3, getpwnam.3, getrpcent.3, getrpcent_r.3, getrpcport.3, gets.3, getservent.3, getservent_r.3, getspnam.3, getsubopt.3, getttyent.3, getumask.3, getutent.3, getwchar.3, glob.3, gnu_get_libc_version.3, grantpt.3, gsignal.3, hash.3, hsearch.3, hypot.3, iconv.3, iconv_close.3, iconv_open.3, if_nameindex.3, if_nametoindex.3, ilogb.3, inet.3, inet_net_pton.3, inet_ntop.3, inet_pton.3, initgroups.3, insque.3, intro.3, isalpha.3, isgreater.3, j0.3, key_setsecret.3, killpg.3, ldexp.3, lgamma.3, lio_listio.3, lockf.3, log.3, log10.3, log1p.3, log2.3, logb.3, login.3, lrint.3, lround.3, lsearch.3, lseek64.3, makecontext.3, makedev.3, mallinfo.3, malloc.3, malloc_get_state.3, malloc_info.3, malloc_stats.3, malloc_trim.3, malloc_usable_size.3, mallopt.3, matherr.3, mbsnrtowcs.3, mbsrtowcs.3, mbstowcs.3, mcheck.3, memccpy.3, memchr.3, memcmp.3, memcpy.3, mkfifo.3, mkstemp.3, mktemp.3, modf.3, mpool.3, mq_close.3, mq_getattr.3, mq_notify.3, mq_open.3, mq_receive.3, mq_send.3, mtrace.3, newlocale.3, nextafter.3, nextup.3, nl_langinfo.3, ntp_gettime.3, offsetof.3, on_exit.3, open_memstream.3, opendir.3, openpty.3, perror.3, popen.3, posix_fallocate.3, posix_madvise.3, posix_memalign.3, posix_openpt.3, posix_spawn.3, pow.3, pow10.3, printf.3, profil.3, program_invocation_name.3, psignal.3, pthread_atfork.3, pthread_attr_init.3, pthread_attr_setaffinity_np.3, pthread_attr_setdetachstate.3, pthread_attr_setguardsize.3, pthread_attr_setinheritsched.3, pthread_attr_setschedparam.3, pthread_attr_setschedpolicy.3, pthread_attr_setscope.3, pthread_attr_setstack.3, pthread_attr_setstackaddr.3, pthread_attr_setstacksize.3, pthread_cancel.3, pthread_cleanup_push.3, pthread_cleanup_push_defer_np.3, pthread_create.3, pthread_detach.3, pthread_exit.3, pthread_getattr_default_np.3, pthread_getattr_np.3, pthread_getcpuclockid.3, pthread_join.3, pthread_kill.3, pthread_kill_other_threads_np.3, pthread_self.3, pthread_setaffinity_np.3, pthread_setcancelstate.3, pthread_setconcurrency.3, pthread_setname_np.3, pthread_setschedparam.3, pthread_sigmask.3, pthread_sigqueue.3, pthread_testcancel.3, pthread_tryjoin_np.3, ptsname.3, putgrent.3, putpwent.3, qsort.3, random.3, random_r.3, rcmd.3, re_comp.3, readdir.3, realpath.3, recno.3, regex.3, remainder.3, remove.3, remquo.3, resolver.3, rexec.3, rint.3, round.3, rpc.3, rpmatch.3, rtime.3, scalb.3, scalbln.3, scandir.3, scanf.3, sched_getcpu.3, sem_close.3, sem_destroy.3, sem_getvalue.3, sem_init.3, sem_open.3, sem_wait.3, setaliasent.3, setbuf.3, setenv.3, setlocale.3, setlogmask.3, setnetgrent.3, shm_open.3, signbit.3, significand.3, sigpause.3, sigqueue.3, sigset.3, sigvec.3, sin.3, sincos.3, sinh.3, sleep.3, sockatmark.3, sqrt.3, statvfs.3, stdarg.3, stdin.3, strcasecmp.3, strcat.3, strchr.3, strcoll.3, strcpy.3, strdup.3, strerror.3, strfmon.3, strfromd.3, strftime.3, strptime.3, strsignal.3, strstr.3, strtod.3, strtok.3, strtol.3, strtoul.3, strverscmp.3, syslog.3, system.3, sysv_signal.3, tan.3, tanh.3, telldir.3, tempnam.3, termios.3, tgamma.3, timeradd.3, tmpnam.3, toupper.3, towlower.3, towupper.3, trunc.3, ttyslot.3, tzset.3, ualarm.3, ulimit.3, undocumented.3, unlocked_stdio.3, updwtmp.3, uselocale.3, usleep.3, wcrtomb.3, wcsdup.3, wcsnrtombs.3, wcsrtombs.3, wcstombs.3, wctob.3, wcwidth.3, wordexp.3, wprintf.3, xcrypt.3, xdr.3, y0.3, cciss.4, console_codes.4, dsp56k.4, fuse.4, hd.4, hpsa.4, initrd.4, intro.4, loop.4, random.4, rtc.4, sd.4, sk98lin.4, st.4, wavelan.4, acct.5, core.5, elf.5, filesystems.5, host.conf.5, hosts.5, locale.5, nologin.5, proc.5, resolv.conf.5, rpc.5, slabinfo.5, utmp.5, aio.7, arp.7, bootparam.7, capabilities.7, cgroup_namespaces.7, cgroups.7, charsets.7, cpuset.7, ddp.7, environ.7, epoll.7, fanotify.7, feature_test_macros.7, futex.7, inode.7, inotify.7, ip.7, ipv6.7, keyrings.7, locale.7, man-pages.7, man.7, math_error.7, mount_namespaces.7, mq_overview.7, namespaces.7, netdevice.7, netlink.7, packet.7, pipe.7, pkeys.7, pthreads.7, pty.7, raw.7, rtld-audit.7, rtnetlink.7, sched.7, session-keyring.7, signal.7, sock_diag.7, socket.7, spufs.7, suffixes.7, tcp.7, udp.7, udplite.7, unicode.7, units.7, unix.7, uri.7, user_namespaces.7, vdso.7, x25.7, xattr.7, iconvconfig.8, ld.so.8, ldconfig.8, sln.8: Update timestamps
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-09-15 12:44:56 +02:00
Michael Kerrisk
7a34607716
clone.2: ffix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-19 13:47:26 +02:00
Michael Kerrisk
b76974c1ec
locale.1, pldd.1, bpf.2, clone.2, copy_file_range.2, dup.2, execve.2, futex.2, get_kernel_syms.2, getdents.2, getrlimit.2, getunwind.2, init_module.2, ioctl_console.2, ioctl_ficlonerange.2, ioctl_fideduperange.2, ioctl_ns.2, ioctl_tty.2, ioctl_userfaultfd.2: ffix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-19 13:47:26 +02:00
Michael Kerrisk
47f743f12e
chroot.2, clone.2, epoll_wait.2, execve.2, getgroups.2: ffix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-16 23:18:50 +02:00
Michael Kerrisk
e7d0bb4715
memusage.1, clone.2, eventfd.2, futex.2, getdents.2, ioctl_fat.2, ioctl_ns.2, kcmp.2, keyctl.2, mmap.2, mprotect.2, msgop.2, recvmmsg.2, request_key.2, sched_setaffinity.2, seccomp.2, setns.2, tee.2, timer_create.2, timerfd_create.2, unshare.2, userfaultfd.2, wait.2, __ppc_get_timebase.3, backtrace.3, bswap.3, clock_getcpuclockid.3, dl_iterate_phdr.3, dlinfo.3, dlopen.3, duplocale.3, end.3, endian.3, fmemopen.3, fopencookie.3, frexp.3, ftw.3, getdate.3, getgrouplist.3, getifaddrs.3, getprotoent_r.3, getservent_r.3, gnu_get_libc_version.3, if_nameindex.3, inet.3, inet_net_pton.3, inet_pton.3, insque.3, makecontext.3, mallinfo.3, malloc_info.3, mallopt.3, matherr.3, mbstowcs.3, mcheck.3, mq_getattr.3, mq_notify.3, newlocale.3, offsetof.3, posix_spawn.3, pthread_attr_init.3, pthread_cancel.3, pthread_cleanup_push.3, pthread_create.3, pthread_getattr_default_np.3, pthread_getattr_np.3, pthread_getcpuclockid.3, pthread_setname_np.3, pthread_setschedparam.3, pthread_sigmask.3, scandir.3, sem_wait.3, strcat.3, strftime.3, strtok.3, strtol.3, strverscmp.3, loop.4, core.5, aio.7, fanotify.7, feature_test_macros.7, inotify.7, pkeys.7, unix.7, user_namespaces.7: Use .EX/.EE for EXAMPLE programs
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-16 10:44:33 +02:00
Michael Kerrisk
efeece0465
_syscall.2, bpf.2, cacheflush.2, capget.2, chdir.2, chmod.2, chroot.2, clock_getres.2, clock_nanosleep.2, clone.2, close.2, connect.2, copy_file_range.2, create_module.2, delete_module.2, dup.2, epoll_create.2, epoll_ctl.2, epoll_wait.2, eventfd.2, execve.2, execveat.2, fallocate.2, flock.2, fork.2, fsync.2, futex.2, futimesat.2, get_kernel_syms.2, get_mempolicy.2, get_robust_list.2, getcpu.2, getdents.2, getdomainname.2, getgid.2, getgroups.2, gethostname.2, getitimer.2, getpagesize.2, getpeername.2, getpriority.2, getrandom.2, getresuid.2, getrlimit.2, getrusage.2, getsid.2, getsockname.2, getsockopt.2, gettid.2, gettimeofday.2, getuid.2, getunwind.2, init_module.2, inotify_add_watch.2, inotify_init.2, inotify_rm_watch.2, intro.2, io_cancel.2, io_destroy.2, io_getevents.2, io_setup.2, io_submit.2, ioctl_fat.2, ioctl_ficlonerange.2, ioctl_fideduperange.2, ioctl_tty.2, ioctl_userfaultfd.2, ioperm.2, iopl.2, ioprio_set.2, kcmp.2, kexec_load.2, keyctl.2, kill.2, link.2, listen.2, listxattr.2, llseek.2, lookup_dcookie.2, lseek.2, madvise.2, mbind.2, membarrier.2, memfd_create.2, migrate_pages.2, mincore.2, mkdir.2, mknod.2, mlock.2, mmap.2, mmap2.2, modify_ldt.2, move_pages.2, mprotect.2, mq_getsetattr.2, mremap.2, msgctl.2, msgget.2, msgop.2, msync.2, nanosleep.2, nfsservctl.2, nice.2, open_by_handle_at.2, outb.2, perf_event_open.2, perfmonctl.2, personality.2, pivot_root.2, pkey_alloc.2, poll.2, posix_fadvise.2, prctl.2, pread.2, process_vm_readv.2, ptrace.2, query_module.2, quotactl.2, read.2, readahead.2, readdir.2, readv.2, reboot.2, recv.2, recvmmsg.2, remap_file_pages.2, rename.2, request_key.2, restart_syscall.2, rt_sigqueueinfo.2, s390_pci_mmio_write.2, s390_runtime_instr.2, sched_get_priority_max.2, sched_rr_get_interval.2, sched_setaffinity.2, sched_setattr.2, sched_setparam.2, sched_setscheduler.2, sched_yield.2, seccomp.2, select.2, select_tut.2, semctl.2, semget.2, semop.2, send.2, sendfile.2, sendmmsg.2, set_mempolicy.2, set_thread_area.2, set_tid_address.2, seteuid.2, setfsgid.2, setfsuid.2, setgid.2, setns.2, setpgid.2, setresuid.2, setreuid.2, setsid.2, setuid.2, sgetmask.2, shmctl.2, shmget.2, shmop.2, sigaction.2, sigaltstack.2, sigpending.2, sigprocmask.2, sigreturn.2, sigsuspend.2, sigwaitinfo.2, socket.2, socketcall.2, socketpair.2, splice.2, spu_create.2, spu_run.2, stat.2, statfs.2, statx.2, subpage_prot.2, swapon.2, symlink.2, sync.2, sync_file_range.2, syscalls.2, sysctl.2, sysinfo.2, syslog.2, tee.2, time.2, timer_create.2, timer_getoverrun.2, timer_settime.2, timerfd_create.2, times.2, tkill.2, truncate.2, umask.2, umount.2, unimplemented.2, unlink.2, unshare.2, uselib.2, userfaultfd.2, utime.2, utimensat.2, vfork.2, vmsplice.2, wait.2, wait4.2, write.2: Formatting fix: replace blank lines with .PP/.IP
...
Blank lines shouldn't generally appear in *roff source (other
than in code examples), since they create large vertical
spaces between text blocks.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-16 09:30:51 +02:00
Michael Kerrisk
dbfe9c700e
_syscall.2, clock_getres.2, clone.2, copy_file_range.2, create_module.2, delete_module.2, fallocate.2, futex.2, get_kernel_syms.2, get_robust_list.2, getcpu.2, getdents.2, gettid.2, gettimeofday.2, getunwind.2, init_module.2, io_cancel.2, io_destroy.2, io_getevents.2, io_setup.2, io_submit.2, ioctl_userfaultfd.2, ioprio_set.2, kcmp.2, kexec_load.2, keyctl.2, link.2, llseek.2, memfd_create.2, mmap.2, mq_getsetattr.2, msgctl.2, msgget.2, open_by_handle_at.2, outb.2, perf_event_open.2, pivot_root.2, process_vm_readv.2, query_module.2, readdir.2, recvmmsg.2, rename.2, request_key.2, restart_syscall.2, rt_sigqueueinfo.2, s390_pci_mmio_write.2, s390_runtime_instr.2, sched_setattr.2, seccomp.2, select.2, select_tut.2, send.2, sendmmsg.2, set_thread_area.2, set_tid_address.2, sgetmask.2, shmop.2, sigaction.2, sigprocmask.2, splice.2, spu_create.2, spu_run.2, statx.2, subpage_prot.2, sync_file_range.2, syscall.2, sysctl.2, sysfs.2, tee.2, timer_create.2, timer_delete.2, timer_getoverrun.2, timer_settime.2, tkill.2, uselib.2, utimensat.2, vmsplice.2, wait.2, aio_init.3, asinh.3, atan2.3, atanh.3, backtrace.3, basename.3, bswap.3, bzero.3, catgets.3, catopen.3, dladdr.3, dlsym.3, endian.3, envz_add.3, erf.3, erfc.3, error.3, ferror.3, ffs.3, fgetc.3, fmemopen.3, fopen.3, fopencookie.3, fseek.3, ftw.3, futimes.3, getdate.3, getenv.3, getline.3, getlogin.3, getrpcent.3, getsubopt.3, getutmp.3, getw.3, gnu_get_libc_version.3, inet_net_pton.3, isalpha.3, lio_listio.3, makedev.3, malloc_get_state.3, malloc_stats.3, malloc_trim.3, malloc_usable_size.3, matherr.3, memchr.3, nextup.3, ntp_gettime.3, posix_madvise.3, program_invocation_name.3, pthread_atfork.3, pthread_attr_setaffinity_np.3, pthread_attr_setdetachstate.3, pthread_attr_setguardsize.3, pthread_attr_setinheritsched.3, pthread_attr_setschedparam.3, pthread_attr_setschedpolicy.3, pthread_attr_setscope.3, pthread_attr_setstack.3, pthread_attr_setstackaddr.3, pthread_attr_setstacksize.3, pthread_cleanup_push_defer_np.3, pthread_detach.3, pthread_equal.3, pthread_exit.3, pthread_join.3, pthread_kill.3, pthread_kill_other_threads_np.3, pthread_rwlockattr_setkind_np.3, pthread_self.3, pthread_setcancelstate.3, pthread_setconcurrency.3, pthread_setschedprio.3, pthread_testcancel.3, pthread_tryjoin_np.3, pthread_yield.3, puts.3, random.3, random_r.3, rpc.3, sched_getcpu.3, setnetgrent.3, sigwait.3, stdin.3, strerror.3, strfmon.3, timeradd.3, tmpnam.3, toupper.3, towlower.3, towupper.3, ttyname.3, uselocale.3, xdr.3, dsp56k.4, sigevent.7, vdso.7: ffix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-08-15 19:39:04 +02:00
Michael Kerrisk
abcf3b1db9
clone.2: Update BUGS to reflect fact that PID caching was removed in glibc 2.25
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-07-13 07:45:05 +02:00
Michael Kerrisk
734882f4c4
_exit.2, alarm.2, chmod.2, clone.2, epoll_ctl.2, fcntl.2, fork.2, fsync.2, getdents.2, getpid.2, ioctl.2, ioctl_console.2, ioctl_list.2, ioctl_ns.2, ioctl_tty.2, ioctl_userfaultfd.2, kexec_load.2, lseek.2, mincore.2, mkdir.2, mknod.2, mmap.2, open.2, poll.2, posix_fadvise.2, prctl.2, rename.2, sched_setaffinity.2, select.2, select_tut.2, sigaction.2, signalfd.2, sigprocmask.2, sigwaitinfo.2, socketcall.2, stat.2, statx.2, syscalls.2, truncate.2, umask.2, unshare.2, userfaultfd.2, utime.2, utimensat.2, wait.2, bzero.3, cfree.3, exit.3, getentropy.3, grantpt.3, insque.3, shm_open.3, syslog.3, termios.3, ttyname.3, wcsdup.3, console_codes.4, tty.4, vcs.4, elf.5, nsswitch.conf.5, proc.5, slabinfo.5, tmpfs.5, bootparam.7, environ.7, hostname.7, inotify.7, mailaddr.7, man-pages.7, namespaces.7, pid_namespaces.7, pthreads.7, pty.7, sem_overview.7, signal.7, socket.7, tcp.7, termio.7, user_namespaces.7, xattr.7, ld.so.8, zdump.8: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-05-03 19:27:48 +02:00
Michael Kerrisk
2f7a331e53
clone.2, unshare.2: Exceeding one of the limits in /proc/sys/user/* can cause ENOSPC
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-19 15:52:03 +02:00
Michael Kerrisk
b5742eccf1
clone.2, unshare.2: Exceeding the maximum nested user namespace limit now gives ENOSPC
...
Formerly, if the limit of 32 nested user namespaces was exceeded,
the error EUSERS resulted. Starting with Linux 4.9, the error
is ENOSPC.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-19 15:52:03 +02:00
Michael Kerrisk
b20e22aeb7
clone.2, unshare.2: CLONE_NEWPID yields ENOSPC if nesting limit of PID namespaces is reached
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-19 15:52:03 +02:00
Michael Kerrisk
aa825b59ec
clone.2: CLONE_NEWCGROUP by an unprivileged process also causes an EPERM error
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-04-19 15:52:03 +02:00
Michael Kerrisk
c471c3636d
clone.2: clone() does not execute fork handlers
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-01-25 00:02:47 +13:00
Michael Kerrisk
35deeb8703
bind.2, chmod.2, chown.2, chroot.2, clock_getres.2, clone.2, connect.2, dup.2, fallocate.2, get_mempolicy.2, getpeername.2, getpriority.2, getsockname.2, getsockopt.2, gettimeofday.2, ioctl_ficlonerange.2, ioctl_fideduperange.2, kill.2, mbind.2, mmap.2, mount.2, mprotect.2, nfsservctl.2, nice.2, open.2, perf_event_open.2, pipe.2, pkey_alloc.2, prctl.2, ptrace.2, quotactl.2, remap_file_pages.2, sched_setscheduler.2, set_mempolicy.2, signal.2, signalfd.2, swapon.2, sync_file_range.2, syscalls.2, timer_create.2, timerfd_create.2, utime.2, utimensat.2, wait.2, atof.3, ctime.3, errno.3, fclose.3, fflush.3, insque.3, malloc_get_state.3, mallopt.3, mbsnrtowcs.3, mq_close.3, mq_open.3, mq_receive.3, mq_send.3, printf.3, pthread_attr_init.3, pthread_create.3, pthread_setaffinity_np.3, ptsname.3, remainder.3, strtod.3, tgamma.3, timegm.3, tmpnam.3, ttyname.3, console_ioctl.4, elf.5, filesystems.5, proc.5, utmp.5, capabilities.7, cgroups.7, credentials.7, ddp.7, feature_test_macros.7, fifo.7, inotify.7, libc.7, mount_namespaces.7, namespaces.7, netlink.7, pid_namespaces.7, pkeys.7, shm_overview.7, standards.7, uri.7, user_namespaces.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-12-12 10:45:24 +01:00
Michael Kerrisk
92b722248a
clone.2: Remove ancient libc5 details
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-12-09 13:21:56 +01:00
Michael Kerrisk
ca8b1e32a9
clone.2: Minor wording fix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-13 16:53:32 +02:00
Michael Kerrisk
b5da2f9178
clone.2: The CLONE_*_SETTID operations store TID before return to user space
...
CLONE_PARENT_SETTID and CLONE_CHILD_SETTID store the new
TID before clone() returns to user space
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-13 15:48:37 +02:00
Michael Kerrisk
4ba5392d3b
clone.2: wfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-13 15:46:44 +02:00
Michael Kerrisk
2433365bde
clone.2: tfix
...
Reported-by: Elliott Hughes <enh@google.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-08 20:19:16 +02:00
Michael Kerrisk
2a15a76bba
clone.2: Document raw syscall interfaces on various other architectures
...
Reported-by: Josh Triplett <josh@joshtriplett.org>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-07 09:13:57 +02:00
Michael Kerrisk
fda554706b
clone.2: Change types for 'ptid' and 'ctid' in syscall prototypes
...
These types changed from 'void *' to 'int *' back in Linux 3.8.
The new types are closer to reality, so just update the page
without discussing the history.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-10-07 09:13:44 +02:00
Keno Fischer
dd6d3d2e5f
clone.2: Adjust syscall prototype and expand CLONE_SETTLS description
...
The prototype for the system call was added in kernel commit
81f10dad
, but looking at the kernel's fork.c, I believe the
relevant definition is
SYSCALL_DEFINE5(clone, unsigned long, clone_flags,
unsigned long, newsp,
int __user *, parent_tidptr,
int __user *, child_tidptr,
unsigned long, tls)
so the last argument is the tls argument, not a pt_regs argument.
I stumbled upon this while trying to understand CLONE_SETTLS, so
I expanded that description a little to cover other architectures.
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
2016-09-25 21:00:52 +02:00
Michael Kerrisk
4d543007c4
clone.2: tfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-09-16 17:23:09 +02:00
Michael Kerrisk
d4748fad9f
clone.2: EINVAL is generated by glibc wrapper for NULL 'fn' or 'child_stack'
...
Clarify that this error is produced by the wrapper function, not
the underlying system call. In particular, the point is that the
raw system call can accommodate a NULL pointer for 'child_stack'.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-09-15 18:39:57 +02:00
Michael Kerrisk
984baa3fb3
clone.2: wfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-09-09 07:23:21 +01:00
Michael Kerrisk
49dba87f5c
clone.2: tfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-08-24 11:47:52 +12:00
Michael Kerrisk
db8ba2b415
clone.2: Make the implications of CLONE_FILES more explicit
...
If CLONE_FILES is not set, the duplicated FDs nevertheless share
file offset and status flags via the open file description.
Reported-by: Elliott Hughes <enh@google.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-08-24 11:47:45 +12:00
Michael Kerrisk
6717ee8694
clone.2: Order ERRORS alphabetically
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-08-08 05:54:13 +10:00
Michael Kerrisk
79bdcc4a5c
clone.2: Mention kcmp() under notes
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-07-28 09:34:52 +02:00
Michael Kerrisk
3df541c0e6
ldd.1, localedef.1, add_key.2, chroot.2, clone.2, fork.2, futex.2, get_mempolicy.2, get_robust_list.2, getitimer.2, getpriority.2, ioctl.2, ioctl_ficlonerange.2, ioctl_fideduperange.2, kcmp.2, kill.2, lookup_dcookie.2, mmap.2, mount.2, open.2, pciconfig_read.2, perf_event_open.2, prctl.2, process_vm_readv.2, ptrace.2, quotactl.2, recv.2, setfsgid.2, setfsuid.2, sysinfo.2, umask.2, umount.2, unshare.2, utimensat.2, wait.2, assert.3, fmax.3, fmin.3, getauxval.3, inet_pton.3, malloc_hook.3, memmem.3, mkdtemp.3, mktemp.3, printf.3, strcasecmp.3, strcat.3, strtoul.3, strxfrm.3, console_codes.4, console_ioctl.4, lirc.4, tty.4, vcs.4, charmap.5, elf.5, locale.5, proc.5, repertoiremap.5, utmp.5, capabilities.7, cgroup_namespaces.7, cgroups.7, charsets.7, cp1251.7, cp1252.7, credentials.7, feature_test_macros.7, iso_8859-1.7, iso_8859-15.7, iso_8859-5.7, koi8-r.7, koi8-u.7, man-pages.7, mount_namespaces.7, namespaces.7, netlink.7, pid_namespaces.7, unix.7, user_namespaces.7, utf-8.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-07-17 18:10:19 +02:00
Michael Kerrisk
c212248c77
clone.2: Add reference to mount_namespaces(7) under CLONE_NEWNS description
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-30 06:08:32 +02:00
Michael Kerrisk
39b3f0058e
clone.2: tfix
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-30 06:08:32 +02:00
Jakub Wilk
d1f84ed72a
clone.2, confstr.3, hpsa.4, tcp.7: tfix
...
Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
2016-06-08 11:24:08 +02:00
Michael Kerrisk
b9fe4bc3d7
clone.2: Minor fix (page xref)
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk
c5af067406
clone.2: Document CLONE_NEWCGROUP
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk
c550a89728
clone.2: ERRORS: add EINVAL for improperly aligned 'child_stack' value
...
As noted by Colin King:
Currently, the aarch64 clone() system call requires the stack
to be aligned at a 16 byte boundary, see
arch/arm64/kernel/process.c, copy_thread():
if (stack_start) {
if (is_compat_thread(task_thread_info(p)))
childregs->compat_sp = stack_start;
/* 16-byte aligned stack mandatory on AArch64 */
else if (stack_start & 15)
return -EINVAL;
else
childregs->sp = stack_start;
}
..and returns -EINVAL if not aligned correctly. This should
be added to the manual page clone(2) as it took me a while to
figure out why clone() was failing with -EINVAL for aarch64
but not on x86.
Reported-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:06:27 +02:00
Michael Kerrisk
11a6d0506c
clone.2, fork.2: srcfix: Add commit ID for ERESTARTNOINTR error
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 22:31:01 +02:00
Nikola Forró
10e46057dd
clone.2, fork.2: Document ERESTARTNOINTR error code
...
Since Linux 2.6.17, clone and fork syscalls return ERESTARTNOINTR
when interrupted by a signal before newly created process is added
to its process group.
This error code can only be seen by ptrace at syscall exit tracing.
The information was obtained from kernel source code:
http://bit.ly/24xdofn
Signed-off-by: Nikola Forró <nforro@redhat.com>
2016-05-09 22:30:34 +02:00
Michael Kerrisk
979867082b
locale.1, localedef.1, _exit.2, accept.2, access.2, acct.2, adjtimex.2, bdflush.2, bind.2, bpf.2, brk.2, chdir.2, chmod.2, chown.2, chroot.2, clock_nanosleep.2, clone.2, close.2, connect.2, copy_file_range.2, create_module.2, delete_module.2, dup.2, epoll_ctl.2, eventfd.2, execve.2, fallocate.2, fanotify_init.2, fcntl.2, flock.2, fork.2, fsync.2, futex.2, get_kernel_syms.2, getdomainname.2, getgroups.2, gethostname.2, getpagesize.2, getpeername.2, getsid.2, getsockname.2, getsockopt.2, gettimeofday.2, init_module.2, ioctl.2, ioctl_list.2, ioperm.2, iopl.2, kexec_load.2, kill.2, killpg.2, link.2, listen.2, llseek.2, lseek.2, madvise.2, memfd_create.2, mincore.2, mkdir.2, mknod.2, mmap.2, mount.2, nanosleep.2, nice.2, open.2, personality.2, pipe.2, poll.2, posix_fadvise.2, read.2, readahead.2, readlink.2, readv.2, recv.2, recvmmsg.2, rename.2, request_key.2, sched_setaffinity.2, sched_setattr.2, select.2, select_tut.2, semctl.2, semop.2, send.2, sendfile.2, sendmmsg.2, seteuid.2, setns.2, setpgid.2, setreuid.2, shutdown.2, sigaction.2, sigaltstack.2, signal.2, signalfd.2, sigpending.2, sigprocmask.2, sigsuspend.2, socketpair.2, splice.2, stat.2, statfs.2, stime.2, symlink.2, sync.2, syscall.2, syscalls.2, times.2, truncate.2, unlink.2, unshare.2, uselib.2, utimensat.2, vfork.2, vhangup.2, wait.2, wait4.2, write.2, a64l.3, abs.3, acos.3, acosh.3, addseverity.3, adjtime.3, aio_read.3, aio_write.3, asin.3, asinh.3, atan.3, atan2.3, atanh.3, atoi.3, backtrace.3, cbrt.3, ceil.3, cfree.3, clearenv.3, clock_getcpuclockid.3, clog10.3, cmsg.3, copysign.3, cos.3, cosh.3, ctermid.3, ctime.3, daemon.3, dirfd.3, div.3, dl_iterate_phdr.3, drand48.3, drand48_r.3, dysize.3, ecvt.3, ecvt_r.3, endian.3, erf.3, erfc.3, errno.3, exec.3, exp.3, exp2.3, expm1.3, fabs.3, fdim.3, ferror.3, fexecve.3, ffs.3, fgetgrent.3, fgetpwent.3, finite.3, flockfile.3, floor.3, fma.3, fmax.3, fmin.3, fmod.3, fopen.3, fpclassify.3, frexp.3, fseeko.3, fts.3, futimes.3, fwide.3, gamma.3, gcvt.3, getaddrinfo.3, getcwd.3, getdate.3, getdirentries.3, getdtablesize.3, getgrent.3, getgrent_r.3, getgrnam.3, getgrouplist.3, gethostbyname.3, gethostid.3, getline.3, getloadavg.3, getmntent.3, getnameinfo.3, getnetent_r.3, getpass.3, getprotoent_r.3, getpwent.3, getpwent_r.3, getpwnam.3, getrpcent_r.3, getservent_r.3, getspnam.3, getsubopt.3, getusershell.3, getutent.3, getw.3, gsignal.3, hypot.3, ilogb.3, inet.3, initgroups.3, insque.3, isalpha.3, isgreater.3, iswblank.3, j0.3, ldexp.3, lgamma.3, lio_listio.3, lockf.3, log.3, log10.3, log1p.3, log2.3, logb.3, lrint.3, lround.3, makedev.3, matherr.3, mbsnrtowcs.3, mkdtemp.3, mkfifo.3, mkstemp.3, mktemp.3, modf.3, mq_close.3, mq_getattr.3, mq_notify.3, mq_receive.3, mq_send.3, nan.3, nextafter.3, on_exit.3, open_memstream.3, opendir.3, perror.3, popen.3, posix_fallocate.3, posix_madvise.3, posix_memalign.3, posix_openpt.3, posix_spawn.3, pow.3, printf.3, profil.3, psignal.3, pthread_attr_setstack.3, pthread_setaffinity_np.3, putenv.3, putpwent.3, qecvt.3, rand.3, random.3, random_r.3, rcmd.3, readdir.3, realpath.3, remainder.3, remquo.3, rexec.3, rint.3, round.3, rpc.3, rpmatch.3, scalb.3, scalbln.3, scandir.3, scanf.3, seekdir.3, sem_wait.3, setbuf.3, setenv.3, setjmp.3, setnetgrent.3, siginterrupt.3, signbit.3, significand.3, sigset.3, sigsetops.3, sigvec.3, sigwait.3, sin.3, sinh.3, sleep.3, sockatmark.3, sqrt.3, statvfs.3, stpcpy.3, stpncpy.3, strdup.3, strerror.3, strftime.3, strlen.3, strnlen.3, strsep.3, strsignal.3, strtod.3, strtok.3, strtol.3, strtoul.3, syslog.3, system.3, tan.3, tanh.3, telldir.3, tempnam.3, termios.3, tgamma.3, timegm.3, timeradd.3, tmpfile.3, tmpnam.3, toascii.3, trunc.3, ttyslot.3, tzset.3, ualarm.3, unlocked_stdio.3, usleep.3, wcpcpy.3, wcpncpy.3, wcscasecmp.3, wcsdup.3, wcsncasecmp.3, wcsnlen.3, wcsnrtombs.3, wprintf.3, y0.3, pts.4, st.4, tty_ioctl.4, elf.5, gai.conf.5, group.5, locale.5, nsswitch.conf.5, proc.5, utmp.5, aio.7, capabilities.7, credentials.7, environ.7, epoll.7, fanotify.7, feature_test_macros.7, inotify.7, ip.7, mq_overview.7, namespaces.7, pipe.7, signal.7, socket.7, standards.7, svipc.7, symlink.7, time.7, unicode.7, unix.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-03-15 17:30:43 +13:00
Michael Kerrisk
4f71ba5dbd
clone.2, unshare.2: Remove mention of _BSD_SOURCE and _SVID_SOURCE
...
The right way to expose declarations for these Linux-specific
system calls was always _GNU_SOURCE. Mentioning the historical
use of _BSD_SOURCE and _SVID_SOURCE just clouds the issue.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-03-01 20:01:04 +01:00
Michael Kerrisk
5722c835ab
intro.1, locale.1, _exit.2, access.2, bpf.2, brk.2, capget.2, chmod.2, chroot.2, clock_getres.2, clone.2, eventfd.2, fallocate.2, fork.2, getgroups.2, gethostname.2, getpid.2, getpriority.2, getrlimit.2, getrusage.2, gettid.2, iopl.2, ioprio_set.2, killpg.2, mlock.2, mprotect.2, perf_event_open.2, poll.2, posix_fadvise.2, pread.2, ptrace.2, read.2, readv.2, recv.2, rename.2, sched_setaffinity.2, sched_setattr.2, seccomp.2, select.2, send.2, seteuid.2, setgid.2, setresuid.2, setreuid.2, setuid.2, sigaltstack.2, signalfd.2, sigpending.2, sigprocmask.2, sigreturn.2, sigsuspend.2, sigwaitinfo.2, socket.2, stat.2, timer_create.2, uname.2, utimensat.2, wait.2, wait4.2, write.2, MB_LEN_MAX.3, __ppc_get_timebase.3, clearenv.3, dl_iterate_phdr.3, error.3, fexecve.3, fpurge.3, fread.3, fts.3, getaddrinfo.3, getaddrinfo_a.3, getauxval.3, getgrent_r.3, gethostbyname.3, getifaddrs.3, getnameinfo.3, getnetent_r.3, getprotoent.3, getprotoent_r.3, getpw.3, getpwent_r.3, getrpcent.3, getrpcent_r.3, getrpcport.3, getservent.3, getservent_r.3, gsignal.3, key_setsecret.3, malloc_get_state.3, malloc_info.3, malloc_stats.3, malloc_trim.3, memcpy.3, mq_notify.3, mq_open.3, perror.3, profil.3, psignal.3, pthread_attr_init.3, pthread_attr_setaffinity_np.3, pthread_cancel.3, pthread_cleanup_push.3, pthread_create.3, pthread_detach.3, pthread_getattr_np.3, pthread_join.3, pthread_setname_np.3, pthread_tryjoin_np.3, putgrent.3, rcmd.3, rpc.3, rpmatch.3, sem_close.3, sem_open.3, setaliasent.3, shm_open.3, sigqueue.3, strfmon.3, xcrypt.3, xdr.3, console_codes.4, null.4, core.5, host.conf.5, hosts.equiv.5, locale.5, repertoiremap.5, locale.7, man-pages.7, pty.7, rtld-audit.7, sched.7, vdso.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-07-23 16:12:28 +02:00
Michael Kerrisk
0722a578ed
_exit.2, access.2, brk.2, chmod.2, clone.2, epoll_wait.2, eventfd.2, fork.2, getgroups.2, gethostname.2, getpid.2, getpriority.2, killpg.2, mmap.2, poll.2, posix_fadvise.2, pread.2, ptrace.2, readv.2, sched_setaffinity.2, select.2, seteuid.2, setgid.2, setresuid.2, setreuid.2, setuid.2, sigaction.2, signalfd.2, sigpending.2, sigprocmask.2, sigreturn.2, sigsuspend.2, sigwaitinfo.2, stat.2, timer_create.2, uname.2, wait.2, wait4.2, mq_notify.3, mq_open.3, sigqueue.3, man-pages.7: Remove "ABI" from "C library/kernel ABI differences" subheadings
...
The "ABI" doesn't really convey anything significant in
the title. These subsections are about describing differences
between the kernel and (g)libc interfaces.
Reported-by: Andries E. Brouwer <Andries.Brouwer@cwi.nl>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-05-08 13:10:04 +02:00
Michael Kerrisk
8ef021ea00
clone.2: wfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-05-05 12:01:40 +02:00
Michael Kerrisk
1e64c86bbf
intro.1, ldd.1, clone.2, getgroups.2, getpid.2, getsockopt.2, ioctl_list.2, msgop.2, open.2, seccomp.2, setgid.2, setresuid.2, setreuid.2, setuid.2, sigaction.2, sigpending.2, sigprocmask.2, sigreturn.2, sigsuspend.2, sigwaitinfo.2, socket.2, syscall.2, syscalls.2, umount.2, clock.3, dlopen.3, fmemopen.3, fpathconf.3, fputwc.3, fputws.3, fseek.3, fseeko.3, gcvt.3, getline.3, getwchar.3, hypot.3, if_nameindex.3, initgroups.3, popen.3, resolver.3, strcoll.3, strdup.3, tzset.3, ulimit.3, wcstombs.3, wctob.3, xdr.3, console_codes.4, random.4, filesystems.5, host.conf.5, hosts.5, proc.5, resolv.conf.5, securetty.5, credentials.7, feature_test_macros.7, hier.7, ipv6.7, packet.7, pthreads.7, raw.7, signal.7, tcp.7, user_namespaces.7, ld.so.8, ldconfig.8: tstamp
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-03-29 22:30:09 +02:00
Michael Kerrisk
1533d24295
clone.2: Small rewording of explanation of clone() wrt threads
...
Clone has so many effects that it's an oversimplification to say
that the *main* use of clone is to create a thread. (In fact,
the use of clone() to create new processes may well be more
common, since glibc's fork() is a wrapper that calls clone().)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-03-02 17:25:57 +01:00
Michael Kerrisk
28b44abc49
clone.2: srcfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-03-02 17:25:56 +01:00
Josh Triplett
3dd889d9c1
clone.2: Document that clone silently ignores CLONE_PID and CLONE_STOPPED
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Normally, system calls return EINVAL for flags they don't support.
Explicitly document that clone does *not* produce an error for these two
obsolete flags.
Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-03-02 17:25:56 +01:00
Michael Kerrisk
6d322d5fc7
time.1, access.2, arch_prctl.2, cacheflush.2, capget.2, clone.2, execve.2, fcntl.2, fork.2, getpid.2, getxattr.2, ioctl.2, ioctl_fat.2, killpg.2, listxattr.2, madvise.2, migrate_pages.2, modify_ldt.2, mprotect.2, msgget.2, msgop.2, perf_event_open.2, ptrace.2, sched_setattr.2, semget.2, semop.2, sendfile.2, set_thread_area.2, setxattr.2, stat.2, statfs.2, wait.2, wait4.2, encrypt.3, mktemp.3, pthread_attr_setschedparam.3, resolver.3, statvfs.3, syslog.3, tzset.3, core.5, host.conf.5, intro.5, proc.5, resolv.conf.5, pthreads.7, socket.7, unix.7, ld.so.8, ldconfig.8: tstamp
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-02-21 09:26:52 +01:00
Peng Haitao
87ab04792c
clone.2: Fix description of CLONE_PARENT_SETTID
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CLONE_PARENT_SETTID only stores child thread ID in parent memory.
Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-02-21 08:32:11 +01:00
Kevin Easton
8a76b19ecd
clone.2, execve.2: Document interaction of execve(2) with CLONE_FILES
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This patch the fact that a successful execve(2) in a process that
is sharing a file descriptor table results in unsharing the table.
I discovered this through testing and verified it by source
inspection - there is a call to unshare_files() early in
do_execve_common().
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-02-21 08:32:11 +01:00
Akihiro Motoki
11a388158f
clone.2: ffix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2015-01-16 07:54:01 +01:00
Michael Kerrisk
f5d401ddda
Removed trailing white space at end of lines
2014-09-21 11:24:24 +02:00
Michael Kerrisk
daf084cc33
clone.2, flock.2, getpid.2, getunwind.2, mount.2, reboot.2, semop.2, seteuid.2, setgid.2, setns.2, setresuid.2, setreuid.2, setuid.2, uname.2, unshare.2, clock.3, drand48.3, proc.5, capabilities.7, credentials.7, mq_overview.7, namespaces.7, pid_namespaces.7, svipc.7, user_namespaces.7: tstamp
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-21 11:23:07 +02:00
Michael Kerrisk
9219d20802
clone.2: srcfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-16 10:05:11 +02:00
Michael Kerrisk
ac0079383d
clone.2: Document EPERM error when using CLONE_NEWUSER from chrooted caller
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:03 -07:00
Michael Kerrisk
6fd119e727
clone.2: Document EUSERS error
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:03 -07:00
Michael Kerrisk
ab3311aa06
clone.2, namespaces.7, pid_namespaces.7, user_namespaces.7: wfix "file system" ==> "filesystem"
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:02 -07:00
Michael Kerrisk
5e72cf7d10
clone.2: Improve discussion of flags that can't be specified with CLONE_NEWUSER
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:02 -07:00
Michael Kerrisk
5ada4b9491
clone.2: Add more detail on the meaning of CLONE_SYVSEM
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:02 -07:00
Michael Kerrisk
d34e564554
clone.2: Note restrictions on CLONE_NEWUSER with other CLONE_* flags
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Refer to user_namespaces(7) for restrictions on CLONE_NEWUSER
with other CLONE_* flags.
Also: document EINVAL error for CLONE_NEWUSER|CLONE_FS.
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:02 -07:00
Michael Kerrisk
f00071920e
clone.2: EINVAL if (CLONE_NEWUSER|CLONE_NEWPID) && (CLONE_THREAD|CLONE_PARENT)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:16:01 -07:00
Michael Kerrisk
7e0e902b55
clone.2, getpid.2, credentials.7: Replace reference to namespaces(7) with pid_namespaces(7)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:59 -07:00
Michael Kerrisk
f58fb24f16
clone.2, seteuid.2, setgid.2, setresuid.2, setreuid.2, setuid.2, unshare.2, capabilities.7, credentials.7: Change reference to namespaces(7) to user_namespaces(7)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:59 -07:00
Michael Kerrisk
365d292a3c
clone.2, unshare.2, namespaces.7: clone() and unshare() fail (EPERM) if caller's UID/GID are not mapped
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:59 -07:00
Michael Kerrisk
41096af101
clone.2, setns.2, unshare.2: SEE ALSO: add namespaces(7); remove proc(5)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
663e3be88a
clone.2: ffix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
ab5dd83f7a
clone.2: Standardize text on CLONE_NEW* flags and CAP_SYS_ADMIN
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
83d9e9b2bc
clone.2, namespaces.7: Move some CLONE_NEWUTS text from clone.2 to namespaces.7
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
9cc7ad66df
clone.2: Remove CLONE_NEWUTS text that is duplicated in namespaces(7)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
9d005472a8
clone.2, namespaces.7: Move some CLONE_NEWUSER text from clone.2 to namespaces.7
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
3dd2331ce7
clone.2: Reword discussion of CLONE_NEWNS, removing text also in namespaces(7)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
73680728d1
clone.2, namespaces.7: Move some CLONE_NEWNET text from clone.2 to namespaces.7
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
9343f8e7c3
clone.2, namespaces.7: Move some CLONE_NEWIPC text from clone.2 to namespaces.7
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:57 -07:00
Michael Kerrisk
040eaa70ed
clone.2: SEE ALSO: add proc(5)
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
730e9c01cf
clone.2: Document behavior of clone(CLONE_NEWUSER | CLONE_NEWXXX)
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Based on email exchanges with Eric Biederman
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
a0efdddb73
clone.2: wfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
fefbcba85c
clone.2: Note capability requirements for using CLONE_NEWUSER before Linux 3.8
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
4d2b3ed7c1
clone.2: Correct kernel version where CLONE_NEWUSER first appeared
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
642ce311ba
clone.2: Note that CLONE_NEWUSER needs CONFIG_USER_NS
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
06b3045839
clone.2: Rework Eric's CLONE_NEWUSER patch
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
57ef8c39e7
clone.2: grfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Eric W. Biederman
70d21f174e
clone.2: Describe the user namespace (CLONE_NEWUSER)
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Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-09-13 20:15:56 -07:00
Michael Kerrisk
bea08fec7e
adjtimex.2, bind.2, cacheflush.2, clone.2, fallocate.2, fanotify_init.2, fanotify_mark.2, flock.2, futex.2, getdents.2, getpriority.2, getrlimit.2, gettid.2, gettimeofday.2, ioprio_set.2, kexec_load.2, migrate_pages.2, modify_ldt.2, mount.2, move_pages.2, mprotect.2, msgop.2, nfsservctl.2, perf_event_open.2, pread.2, ptrace.2, recvmmsg.2, rename.2, restart_syscall.2, sched_setattr.2, send.2, shmop.2, shutdown.2, sigaction.2, signalfd.2, syscalls.2, timer_create.2, timerfd_create.2, tkill.2, vmsplice.2, wait.2, aio_init.3, confstr.3, exit.3, fmemopen.3, fopen.3, getaddrinfo.3, getauxval.3, getspnam.3, isalpha.3, isatty.3, mallinfo.3, malloc.3, mallopt.3, psignal.3, pthread_attr_setinheritsched.3, qecvt.3, queue.3, rtnetlink.3, strerror.3, strftime.3, toupper.3, towlower.3, towupper.3, initrd.4, locale.5, proc.5, bootparam.7, capabilities.7, ddp.7, fanotify.7, icmp.7, inotify.7, ip.7, ipv6.7, netdevice.7, netlink.7, path_resolution.7, rtld-audit.7, rtnetlink.7, sched.7, signal.7, socket.7, svipc.7, tcp.7, unix.7, ld.so.8: srcfix: Update FIXMEs
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-08-21 16:47:44 -05:00
Michael Kerrisk
8980a50087
access.2, bdflush.2, bind.2, brk.2, chmod.2, chown.2, clone.2, epoll_wait.2, execve.2, fsync.2, getgroups.2, gethostname.2, getpagesize.2, getpriority.2, getrlimit.2, ioperm.2, kexec_load.2, link.2, mkdir.2, mmap.2, msgop.2, perf_event_open.2, process_vm_readv.2, ptrace.2, readlink.2, readv.2, recv.2, rename.2, sched_setaffinity.2, select.2, send.2, seteuid.2, signal.2, sigwaitinfo.2, stat.2, symlink.2, sync.2, sync_file_range.2, sysinfo.2, timer_create.2, uname.2, unlink.2, utime.2, wait.2, abs.3, atoi.3, catopen.3, cerf.3, cexp2.3, clearenv.3, clog2.3, ctime.3, des_crypt.3, ecvt.3, fgetgrent.3, flockfile.3, fseeko.3, ftime.3, ftok.3, ftw.3, getauxval.3, getcwd.3, getdtablesize.3, getgrent.3, getgrent_r.3, getgrnam.3, getgrouplist.3, getline.3, getpass.3, getutent.3, glob.3, insque.3, lseek64.3, memmem.3, mkstemp.3, mktemp.3, on_exit.3, openpty.3, putenv.3, qecvt.3, realpath.3, remove.3, setbuf.3, sigpause.3, strftime.3, strptime.3, strstr.3, strtod.3, tzset.3, updwtmp.3, xcrypt.3, core.5, utmp.5, capabilities.7, charsets.7, environ.7, ipv6.7, man-pages.7, packet.7, vdso.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-08-19 11:55:41 -05:00
Michael Kerrisk
cf17af8246
clone.2: Remove ancient Linux libc details
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-08-18 17:01:48 -05:00
Michael Kerrisk
e8796f63a0
clone.2: NOTES: add "C library/kernel ABI differences" subheading
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-08-18 17:01:47 -05:00
Michael Kerrisk
8660ef9f1d
locale.1, adjtimex.2, clone.2, fork.2, getrlimit.2, remap_file_pages.2, set_mempolicy.2, swapon.2, a64l.3, adjtime.3, argz_add.3, bstring.3, envz_add.3, fpathconf.3, fseek.3, gcvt.3, getaddrinfo_a.3, getauxval.3, getnameinfo.3, getrpcent.3, getrpcport.3, getspnam.3, getutent.3, inet.3, inet_net_pton.3, key_setsecret.3, makecontext.3, makedev.3, malloc_trim.3, mq_getattr.3, newlocale.3, nl_langinfo.3, perror.3, pthread_attr_setaffinity_np.3, pthread_attr_setdetachstate.3, pthread_attr_setguardsize.3, pthread_attr_setscope.3, pthread_attr_setstack.3, pthread_attr_setstackaddr.3, pthread_attr_setstacksize.3, pthread_cleanup_push_defer_np.3, pthread_create.3, pthread_setname_np.3, pthread_setschedparam.3, pthread_setschedprio.3, pthread_sigqueue.3, rcmd.3, re_comp.3, resolver.3, rexec.3, rtime.3, scandir.3, setlocale.3, setnetgrent.3, sigvec.3, tsearch.3, core.5, proc.5, charsets.7, locale.7: tstamp
...
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-05-28 15:42:25 +02:00
Michael Kerrisk
e1b6e18657
clone.2: ERRORS: add cross-reference to fork(2) for explanation of EAGAIN
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-05-22 08:23:26 +02:00
Michael Kerrisk
efbfd7ecbc
clone.2, execve.2, getpriority.2, ipc.2, kcmp.2, killpg.2, msgctl.2, msgget.2, msgop.2, select.2, semctl.2, semget.2, semop.2, setpgid.2, shmctl.2, shmget.2, shmop.2, sigaction.2, signal.2, socket.2, socketpair.2, syscalls.2, umask.2, unshare.2: ffix: Don't allow line break inside "System V"
2014-04-28 09:38:37 +02:00
Michael Kerrisk
04346be5bb
clone.2: wfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-04-23 20:40:00 +02:00
Michael Kerrisk
4b4a853a53
clone.2: grfix
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-03-26 13:46:48 +01:00
Michael Kerrisk
bd297db00b
clone.2: srcfix: Remove FIXME
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-03-11 11:41:45 +01:00
Michael Kerrisk
6fd69f33d7
clone.2: Note that CLONE_THREAD also in effect required CLONE_VM
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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2014-02-27 09:47:27 +01:00