From 4901a554d292fe7277a24a7a21a5aac886aae445 Mon Sep 17 00:00:00 2001 From: Michael Kerrisk Date: Mon, 12 Dec 2016 09:14:34 +0100 Subject: [PATCH] Changes: Ready for 4.09 Signed-off-by: Michael Kerrisk --- Changes | 856 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 856 insertions(+) diff --git a/Changes b/Changes index 49e5a3603..7ad190c1b 100644 --- a/Changes +++ b/Changes @@ -10,6 +10,49 @@ The following people contributed patches/fixes or (noted in brackets in the changelog below) reports, notes, and ideas that have been incorporated in changes in this release: +Afzal Mohammed +Andrew Clayton +Carlos O'Donell +Christoph Lameter +Daniel Baluta +Daniel Berrange +Daniel Wagner +Darrick J. Wong +Dave Hansen +Dmitry V. Levin +Dr. Tobias Quathamer +Elliott Hughes +Eric W. Biederman +Eugene Syromyatnikov +Florian Weimer +Heinrich Schuchardt +Igor Liferenko +Jakub Wilk +Jann Horn +Jeremy Harris +Kees Cook +Keno Fischer +Laurent Georget +Laurent Georget +Marcos Mello +Michael Hausenblas +Michael Kerrisk +Mike Frysinger +Mike Galbraith +Miroslav Koskar +Nikos Mavrogiannopoulos +Omar Sandoval +Pavel Emelyanov +Piotr Kwapulinski +Siddhesh Poyarekar +Theodore Ts'o +Vegard Nossum +Vincent Lefevre +Vince Weaver +Wainer dos Santos Moschetta +Wang Long +Willy Tarreau +Zack Weinberg Apologies if I missed anyone! @@ -17,19 +60,832 @@ Apologies if I missed anyone! New and rewritten pages ----------------------- +pkey_alloc.2 + Dave Hansen [Michael Kerrisk] + New page documenting pkey_alloc(2) and pkey_free(2) + +pthread_getattr_default_np.3 + Michael Kerrisk + New page documenting pthread_getattr_default_np(3) and pthread_setattr_default_np(3) + +strfromd.3 + Wainer dos Santos Moschetta + New page documenting strfromd(3), strfromf(3), and strfroml(3) + The ISO/IEC TS 18661-1 specifies the strfrom() class + of functions that convert a float-point value to string. + +fuse.4 + Keno Fischer [Michael Kerrisk] + New page describing /dev/fuse + This is my writeup of a basic description of /dev/fuse after + playing with it for a few hours today. It is of course woefully + incomplete, and since I neither have a use case nor am working + on this code, I will not be in a position to expand it in the + near future. However, I'm hoping this could still serve as a + handy reference for others looking at this interface. + + [mtk: Notwithstanding the incompleteness of this page, + it's a good base for future extension.] + +tmpfs.5 + Michael Kerrisk + New page documenting the tmpfs filesystem + +pkeys.7 + Dave Hansen [Michael Kerrisk] + New page with overview of Memory Protection Keys + +random.7 + Michael Kerrisk [Theodore Ts'o, Nikos Mavrogiannopoulos, Laurent Georget] + New page providing an overview of interfaces for obtaining randomness + Contains material extracted from getrandom(2) and random(4), + as well as new material. + +sock_diag.7 + Pavel Emelyanov, Dmitry V. Levin + New page documenting NETLINK_SOCK_DIAG interface + +close.2 +getpriority.2 +nice.2 +timer_create.2 +timerfd_create.2 +random.4 +elf.5 +proc.5 +sched.7 + Various authors + These pages also saw substantial updates, as described under + "Changes to individual pages". + Newly documented interfaces in existing pages --------------------------------------------- +mmap.2 + Michael Kerrisk + Add (much) more detail on MAP_GROWSDOWN + +mprotect.2 + Dave Hansen + Document the new pkey_mprotect() system call + Eugene Syromyatnikov + Document PROT_SEM, PROT_SAO, PROT_GROWSUP, and PROT_GROWSDOWN + +prctl.2 + Eugene Syromyatnikov + Document PR_SET_FP_MODE and PR_GET_FP_MODE + +perf_event_open.2 + Vince Weaver + PERF_RECORD_SWITCH support + Linux 4.3 introduced two new record types for recording context + switches: PERF_RECORD_SWITCH and PERF_RECORD_SWITCH_CPU_WIDE. + Vince Weaver + Add PERF_SAMPLE_BRANCH_CALL branch sample type + Vince Weaver + PERF_SAMPLE_BRANCH_IND_JUMP branch_sample_type + Linux 4.2 added a new branch_sample_type: PERF_SAMPLE_BRANCH_IND_JUMP + Vince Weaver + Document PERF_RECORD_MISC_PROC_MAP_PARSE_TIMEOUT + Vince Weaver + Document sample_max_stack and /proc/sys/kernel/perf_event_max_stack + Linux 4.8 added a new sample_max_stack parameter, as well as + /proc/sys/kernel/perf_event_max_stack which limits it and a new + EOVERFLOW error return. + Dave Hansen + PERF_RECORD_LOST_SAMPLES record type + Linux 4.2 added a new record type: PERF_RECORD_LOST_SAMPLES + It is generated when hardware samples (currently only Intel PEBS) + are lost. + +ptrace.2 + Michael Kerrisk + Document PTRACE_SECCOMP_GET_FILTER + Michael Kerrisk + Document PTRACE_GET_THREAD_AREA and PTRACE_SET_THREAD_AREA + +namespaces.7 + Michael Kerrisk [Eric W. Biederman] + Document the NS_GET_USERNS and NS_GET_PARENT ioctl() operations + +sched.7 + Michael Kerrisk [Mike Galbraith] + Document the autogroup feature + Includes documenting autogroup nice value + Michael Kerrisk + Autogrouping breaks traditional semantics of nice in many cases + When autogrouping is enabled (the default in many distros) + there are many traditional use cases where the nice value + ceases to have any effect. + Michael Kerrisk + Add a subsection on nice value and group scheduling + New and changed links --------------------- +killpg.2 + Michael Kerrisk + New link to relocated killpg(3) page + +pkey_free.2 + Michael Kerrisk + New link to new pkey_alloc(2) page + +pkey_mprotect.2 + Michael Kerrisk + New link to mprotect(2) + +pthread_setattr_default_np.3 + Michael Kerrisk + New link to new pthread_getattr_default_np.3 + +strfromf.3 + Wainer dos Santos Moschetta + New link to strfromd(3) + +strfroml.3 + Wainer dos Santos Moschetta + New link to strfromd(3) + Global changes -------------- +Various pages + Michael kerrisk + Remove ancient libc4 and libc5 details + It's nearly 20 years now since Linux libc went away. + Remove some ancient details from the pages. + +Various pages + Michael Kerrisk + Add cross references to new tmpfs(5) page + +Various pages + Michael Kerrisk + Change section number from 2 to 3 in killpg() references + Changes to individual pages --------------------------- +accept.2 + Michael Kerrisk + Remove editorializing comments about 'socklen_t' + Michael Kerrisk + Simplify the discussion of 'socklen_t' + We don't really need to list the old OSes in this discussion. + +adjtimex.2 +clock_getres.2 +gettimeofday.2 + Michael Kerrisk + SEE ALSO: add hwclock(8) + +bind.2 +connect.2 +getpeername.2 +getsockname.2 +getsockopt.2 + Michael Kerrisk + Replace discussion of 'socklen_t' with reference to accept(2) + The discussion of 'socklen_t' editorializes and is repeated + across several pages. Replace it with a reference to accept(2), + where some details about this type are provided. + +chmod.2 + Michael Kerrisk + SEE ALSO: add chmod(1) + +chown.2 + Michael Kerrisk + SEE ALSO: add chgrp(1) and chown(1) + +chroot.2 + Michael Kerrisk + SEE ALSO: add chroot(1) + +clone.2 + Michael Kerrisk + 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 + +close.2 + Michael Kerrisk [Daniel Wagner] + Rework and greatly extend discussion of error handling + Further clarify that an error return should be used only + for diagnostic or remedial purposes. + Michael Kerrisk + Other UNIX implementations also close the FD, even if reporting an error + Looking at some historical source code suggests + that the "close() always closes regardless of error return" + behavior has a long history, predating even POSIX.1-1990. + Michael Kerrisk + Note that future POSIX plans to require that the FD is closed on error + See http://austingroupbugs.net/view.php?id=529#c1200. + Michael Kerrisk + Clarify the variation in EINTR behavior per POSIX and other systems + +fallocate.2 + Darrick J. Wong + Document behavior with shared blocks + Note that FALLOC_FL_UNSHARE may use CoW to unshare blocks to + guarantee that a disk write won't fail with ENOSPC. + +fanotify_mark.2 + Heinrich Schuchardt + Mention FAN_Q_OVERFLOW + To receive overflow events it is necessary to set this bit + in fanotify_mark(). + +fcntl.2 + Michael Kerrisk + F_GETPIPE_SZ allocates next power-of-2 multiple of requested size + Add some detail about current implementation, since this helps + the user understand the effect of the user pipe limits added in + Linux 4.5 (described in pipe(7)). + Michael Kerrisk + Add EPERM that occurs for F_SETPIPE_SZ when user pipe limit is reached + +fideduperange.2 + Darrick J. Wong [Omar Sandoval] + Fix the discussion of maximum sizes + Fix the discussion of the limitations on the dest_count and + src_length parameters to the fideduperange ioctl() to reflect + what's actually in the kernel. + +fsync.2 + Michael Kerrisk + SEE ALSO: add fileno(3) + fileno(3) is useful if one is combining fflush(3)/fclose(3) + and fsync(2). + Michael Kerrisk + SEE ALSO: add fflush(3) + +getgroups.2 + Andrew Clayton + FTM requirements fix for setgroups(2) + +gethostname.2 + Michael Kerrisk + SEE ALSO: add hostname(1) + +get_mempolicy.2 + Michael Kerrisk + Note that 'addr' must be NULL when 'flags' is 0 + +getpriority.2 + Michael Kerrisk + Warn that autogrouping voids the effect of 'nice' in many cases + Refer the reader to sched(7) for the details. + Michael Kerrisk + Expand discussion of getpriority() return value + Michael Kerrisk + The nice value supplied to setpriority() is clamped + Note that the nice value supplied to setpriority() is clamped + to the permitted range. + Michael Kerrisk + Improve description of setpriority() return value + +getpriority.2 +sched.7 + Michael Kerrisk + Move nice value details from getpriority(2) to sched(7) + Centralizing these details in sched(7) is more logical. + +getrandom.2 +random.4 + Michael Kerrisk + Consolidate and improve discussion on usage of randomness + Currently, recommendations on how to consume randomness are + spread across both getrandom(2) and random(4) and the general + opinion seems to be that the text in getrandom(2) does a + somewhat better job. Consolidate the discussion to a single + page (getrandom(2)) and address some of the concerns + expressed about the existing text in random(4). + [Some of this text ultimately made its way into the new + random(7) page.] + +getrandom.2 + Michael Kerrisk + Remove material incorporated into random(7) + Michael Kerrisk + Note advantages of fact that getrandom() doesn't use file descriptors + Michael Kerrisk + Clarify that getrandom() is not "reading" from /dev/{random,urandom} + +getrlimit.2 + Michael Kerrisk + Refer to sched(7) in discussion of RLIMIT_RTPRIO and RLIMIT_RTTIME + Michael Kerrisk + Describe the range of the RLIMIT_NICE limit + Michael Kerrisk + Refer to sched(7) in the discussion of RLIMIT_NICE + Michael Kerrisk + SEE ALSO: add credentials(7) + +ioctl_ficlonerange.2 +ioctl_fideduperange.2 + Darrick J. Wong + Clarify the behavior of the FIDEDUPERANGE ioctl + +kill.2 + Michael Kerrisk + SEE ALSO: add kill(1) + +mbind.2 + Michael Kerrisk [Christoph Lameter] + Memory policy is a per-thread attribute, not a per-process attribute + +mbind.2 +set_mempolicy.2 + Piotr Kwapulinski [Christoph Lameter, Michael Kerrisk] + Add MPOL_LOCAL NUMA memory policy documentation + +mount.2 + Michael Kerrisk + SEE ALSO: add mountpoint(1) + +mprotect.2 + Michael Kerrisk + CONFORMING TO: note that pkey_mprotect() is Linux-specific + +nice.2 + Michael Kerrisk + Warn that autogrouping voids the effect of 'nice' in many cases + Michael Kerrisk + CONFORMING TO: Remove an ancient SVr4 detail on errno values + Michael Kerrisk + Rework discussion of nice() return value and standards conformance + Make the text a little clearer. In particular, clarify that the + raw system call (still) returns 0 on success. + Michael Kerrisk + Clarify the range of the nice value, and note that it is clamped + Michael Kerrisk + Add mention of RLIMIT_NICE + Michael Kerrisk + Move discussion of handling the -1 success return to RETURN VALUE + This detail was rather hidden in NOTES. Also, rework the text + a little. + Michael Kerrisk + Clarify that nice() changes the nice value of the calling *thread* + Michael Kerrisk + Add "C library/kernel differences" subsection heading + Michael Kerrisk + Add reference to sched(7) for further details on the nice value + +open.2 + Michael Kerrisk + ubifs supports O_TMPFILE starting with Linux 4.9 + Michael Kerrisk + Document ENOMEM that occurs when opening FIFO because of pipe hard limit + +perf_event_open.2 + Vince Weaver + Add cycles field in LBR records + Linux 4.3 added a cycles field to the PERF_SAMPLE_BRANCH_STACK + last branch records. + Vince Weaver + Update time_shift sample code + Linux 4.3 improved the accuracy of the clock/ns conversion routines. + Michael Kerrisk + Clarify the use of signals for capturing overflow events + +pipe.2 + Michael Kerrisk + Add ENFILE error for user pipe hard limit reached + +prctl.2 + Eugene Syromyatnikov + Some additional details regarding the PR_GET_UNALIGNED operation + Eugene Syromyatnikov + Note the output buffer size for PR_GET_TID_ADDRESS operation on x32/n32 + Michael Kerrisk + Remove numeric definitions of PR_FP_MODE_FR and PR_FP_MODE_FRE bits + +ptrace.2 + Keno Fischer + Document the behavior of PTRACE_SYSEMU stops + Keno Fischer + Expand documentation PTRACE_EVENT_SECCOMP traps + In Linux 4.8, the order of PTRACE_EVENT_SECCOMP and + syscall-entry-stops was reversed. Document both behaviors and + their interaction with the various forms of restart. + +quotactl.2 + Eugene Syromyatnikov + Describe Q_XQUOTASYNC, which is present but no-op in recent kernels + +reboot.2 + Wang Long + Note errors for invalid commands inside a PID namespace + +sched_setattr.2 + Michael Kerrisk + Fix cross reference for further info on the nice value + The information moved from getpriority(2) to sched(7). + +sched_setscheduler.2 + Michael Kerrisk [Daniel Berrange] + Mention SCHED_DEADLINE + Give the reader a clue that there is another policy + available that can't be set via sched_setscheduler(2). + +seccomp.2 + Jann Horn + Document changed interaction with ptrace + Before kernel 4.8, the seccomp check will not be run again + after the tracer is notified. Fixed in kernel 4.9. + Michael Kerrisk + NOTES: mention ptrace(PTRACE_SECCOMP_GET_FILTER) to dump seccomp filters + +set_mempolicy.2 + Michael Kerrisk + Reformat list of modes + +setsid.2 + Michael Kerrisk + Improve wording of text on calling setsid() after fork()+_exit() + Michael Kerrisk + SEE ALSO: add sched(7) + List sched(7), because setsid(2) is part of the machinery + of autogrouping. + +sigaction.2 + Dave Hansen + Further documentation of SEGV_PKUERR + +signalfd.2 + Michael Kerrisk + Document ssi_addr_lsb field of signalfd_siginfo + +symlink.2 + Michael Kerrisk + SEE ALSO: add namei(1) + +sync_file_range.2 + Michael Kerrisk + Fix description for ESPIPE error + A file descriptor can't refer to a symbolic link. + +syscalls.2 + Michael Kerrisk + Add pkey_alloc(), pkey_free(), and pkey_mprotect() + New system calls in Linux 4.9. + Michael Kerrisk + Add ppc_swapcontext(2) + +timer_create.2 + Michael Kerrisk + Document CLOCK_BOOTTIME + Michael Kerrisk + Document CLOCK_REALTIME_ALARM and CLOCK_BOOTTIME_ALARM + +timerfd_create.2 + Michael Kerrisk + Document CLOCK_BOOTTIME, CLOCK_REALTIME_ALARM, and CLOCK_BOOTTIME_ALARM + Michael Kerrisk + Document TFD_TIMER_CANCEL_ON_SET + Michael Kerrisk + Rework discussion on relative and absolute timers + +unlink.2 + Michael Kerrisk + SEE ALSO: add unlink(2) + +utime.2 +utimensat.2 + Michael Kerrisk + SEE ALSO: add touch(1) + +wait.2 + Michael Kerrisk + On some architectures, waitpid() is a wrapper that calls wait4(). + +atof.3 + Wainer dos Santos Moschetta + SEE ALSO: add strfromd(3) + +ctime.3 + Michael Kerrisk + Add ERRORS section + Michael Kerrisk + RETURN VALUE: describe return values more explicitly + +errno.3 + Michael Kerrisk [Igor Liferenko] + Add glibc error text for EILSEQ + +fclose.3 +fflush.3 + Michael Kerrisk + SEE ALSO: add fileno(2) + +getlogin.3 + Michael Kerrisk + Remove deprecated _REENTRANT from FTM requirements for getlogin_r() + Michael Kerrisk + SEE ALSO: add logname(1) + +isalpha.3 + Michael Kerrisk + Note circumstances where 'c' must be cast to 'unsigned char' + +killpg.3 + Michael Kerrisk + Move killpg.2 from section to to section 3 + +mallopt.3 + Michael Kerrisk [Siddhesh Poyarekar] + Document 0 as default value of M_ARENA_MAX and explain its meaning + Michael Kerrisk + Improve description of M_ARENA_TEST + Michael Kerrisk + Document default value for M_ARENA_TEST + Michael Kerrisk + Note default value of M_PERTURB + +mbsnrtowcs.3 + Michael Kerrisk [Igor Liferenko] + Note behavior of mbsnrtowcs() for an incomplete character + Note the behavior of mbsnrtowcs() when an incomplete character + is found at end of the input buffer. + +mbstowcs.3 +wcstombs.3 + Michael Kerrisk [Igor Liferenko] + Improve language relating to "initial state" + See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=839705 + +mbstowcs.3 + Michael Kerrisk [Igor Liferenko] + Add missing include to example program + See https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845172 + +mq_close.3 + Michael Kerrisk + DESCRIPTION: add reference to mq_notify(3) + +mq_open.3 + Eugene Syromyatnikov + Clarification regarding usage of mq_flags attribute in mq_open() + +mq_receive.3 +mq_send.3 + Eugene Syromyatnikov + Clarification regarding reasons behind EBADF + +printf.3 + Wainer dos Santos Moschetta + SEE ALSO: add strfromd(3) + +pthread_attr_init.3 + Michael Kerrisk + SEE ALSO: add pthread_setattr_default_np(3) + +pthread_create.3 + Michael Kerrisk + SEE ALSO: add pthread_setattr_default_np(3) + +ptsname.3 + Michael Kerrisk + Note that ptsname_r() is proposed for future inclusion in POSIX.1 + Michael Kerrisk + CONFORMING TO:: clarify that only ptsname() is standardized (so far) + +remainder.3 + Michael Kerrisk + Note fix to remainder(nan(""), 0) handling + The bug https://www.sourceware.org/bugzilla/show_bug.cgi?id=6779 + has been fixed in glibc 2.15. + Michael Kerrisk + Document fixes for EDOM handling for range errors + The bug http://sources.redhat.com/bugzilla/show_bug.cgi?id=6783 + was fixed in glibc 2.15. + +setjmp.3 + Michael Kerrisk + _BSD_SOURCE must be *explicitly* defined to get BSD setjmp() semantics + +strtod.3 + Wainer dos Santos Moschetta + SEE ALSO: add strfromd(3) + +tgamma.3 + Michael Kerrisk + Document fixes to give ERANGE for underflow range error + The bug https://www.sourceware.org/bugzilla/show_bug.cgi?id=6810 + was fixed in glibc 2.19. + +timegm.3 + Michael Kerrisk + Add ERRORS section + Michael Kerrisk [Vincent Lefevre] + Add RETURN VALUE section + +tmpnam.3 + Michael Kerrisk + Properly document tmpnam_r(3) + +toupper.3 + Michael Kerrisk + Note circumstances where 'c' must be cast to 'unsigned char' + +ttyname.3 + Michael Kerrisk + SEE ALSO: add tty(1) + +console_ioctl.4 + Michael Kerrisk + Add brief descriptive text for KDGKBMODE modes + Miroslav Koskar + Add K_OFF keyboard mode + +random.4 + Michael Kerrisk + Add reference to new random(7) page + Michael Kerrisk + Rework formatting of /proc interfaces + Make the information easier to parse by formatting the file + descriptions as hanging lists. No significant content changes. + Nikos Mavrogiannopoulos [Laurent Georget] + Provide a more accurate description of /dev/urandom + This documents the "property" of /dev/urandom of being able to + serve numbers prior to pool being initialized, and removes any + suggested usages of /dev/random which are disputable + (i.e., one-time pad). Document the fact /dev/random is only + suitable for applications which can afford indeterminate delays + since very few applications can do so. Smooth the alarming + language about a theoretical attack, and mention that its + security depends on the cryptographic primitives used by the + kernel, as well as the total entropy gathered. + Michael Kerrisk [Laurent Georget, Theodore Ts'o] + Improve discussion of /dev/urandom, blocking reads, and signals + The text currently states that O_NONBLOCK has no effect for + /dev/urandom, which is true. It also says that reads from + /dev/urandom are nonblocking. This is at the least confusing. + If one attempts large reads (say 10MB) from /dev/urandom + there is an appreciable delay, and interruption by a signal + handler will result in a short read. Amend the text to + reflect this. + +elf.5 + Mike Frysinger + Add subsection headers at major points + The current pages dumps all the content into one big DESCRIPTION + with no real visual break up between logically independent + sections. Add some subsection headers to make it easier to + read and scan. + Mike Frysinger + Document notes + Document the Elf{32,64}_Nhdr structure, the sections/segments that + contain notes, and how to interpret them. I've been lazy and only + included the GNU extensions here, especially as others are not + defined in the elf.h header file as shipped by glibc. + +filesystems.5 + Michael Kerrisk + SEE ALSO: add fuse(4) + +proc.5 + Dave Hansen + Describe new ProtectionKey 'smaps' field + Michael Kerrisk + Add example ProtectionKey output for 'smaps' file + Michael Kerrisk + Add pointers to sched(7) for autogroup files + sched(7) describes /proc/sys/kernel/sched_autogroup_enabled + and /proc/PID/autogroup. + Michael Kerrisk + Add /proc/sys/fs/pipe-user-pages-{hard,soft} entries + Michael Kerrisk + Improve description of the KernelPageSize and MMUPageSize 'smaps' fields + Michael Kerrisk + Rework 'smaps' ProtectionKey text and add some details + Michael Kerrisk + Mention lslocks(8) in discussion of /proc/locks + Michael Kerrisk + Describe Shmem field of /proc/meinfo + Michael Kerrisk + Rework 'smaps' VmFlags text, and add kernel version and example output + +proc.5 +pipe.7 + Michael Kerrisk + Move /proc/sys/fs/pipe-max-size content from proc(5) to pipe(7) + +resolv.conf.5 + Carlos O'Donell [Florian Weimer] + Timeout does not map to resolver API calls + +utmp.5 + Michael Kerrisk + SEE ALSO: add users(1) + +capabilities.7 + Michael Kerrisk + CAP_SYS_ADMIN governs ptrace(2) PTRACE_SECCOMP_GET_FILTER + Michael Kerrisk + CAP_SYS_ADMIN allows privileged ioctl() operations on /dev/random + +cgroups.7 + Michael Kerrisk + Add details on 'cpu' CFS bandwidth control + +credentials.7 + Michael Kerrisk + SEE ALSO: add setpriv(1) + Michael Kerrisk + SEE ALSO: add shadow(5) + +feature_test_macros.7 + Michael Kerrisk [Zack Weinberg] + Note that _REENTRANT and _THREAD_SAFE are now deprecated + Michael Kerrisk + Note that "cc -pthread" defines _REENTRANT + +inotify.7 + Michael Kerrisk + Note a subtlety of event generation when monitoring a directory + +libc.7 + Michael Kerrisk + Add a note on why glibc 2.x uses the soname libc.so.6 + Michael Kerrisk + Add a few historical details on Linux libc4 and libc5 + Just for historical interest. Details taken from + http://www.linux-m68k.org/faq/glibcinfo.html. + +mdoc.7 + Michael Kerrisk + Add a cross-reference to groff_mdoc(7) + +mount_namespaces.7 + Michael Kerrisk + SEE ALSO: add user_namespaces(7) + +mount_namespaces.7 +user_namespaces.7 + Michael Kerrisk + Migrate subsection on mount restrictions to mount_namespaces(7) + This section material in the user_namespaces(7) page was written + before the creation of the mount_namespaces(7) manual page. + Nowadays, this material properly belongs in the newer page. + +netlink.7 + Dmitry V. Levin + Document NETLINK_INET_DIAG rename to NETLINK_SOCK_DIAG + Dmitry V. Levin + Add references to sock_diag(7) + +pid_namespaces.7 + Michael Kerrisk + Refer to namespaces(7) for information about NS_GET_PARENT + +pipe.7 + Michael Kerrisk, Vegard Nossum [Vegard Nossum] + Document /proc files controlling memory usage by pipes + Document /proc/sys/fs/pipe-max-size and + /proc/sys/fs/pipe-user-pages-{soft,hard}. + Michael Kerrisk + Document pre-Linux 4.9 bugs in pipe limit checking + +sched.7 + Michael Kerrisk + Add a new introductory paragraph describing the nice value + Michael Kerrisk + Add more precise details on CFS's treatment of the nice value + Michael Kerrisk + Mention RLIMIT_NICE in the discussion of the nice value + Michael Kerrisk + NOTES: mention cgroups CPU controller + Michael Kerrisk + Add introductory sentence mentioning CFS scheduler + Michael Kerrisk + Add nice(2), getpriority(2), and setpriority(2) to API list + Michael Kerrisk + Make it clearer that SCHED_OTHER is always scheduled below real-time + Michael Kerrisk + Give the page a more generic NAME + The page isn't just about APIs. + +standards.7 + Michael Kerrisk + POSIX.1-2016 (POSIX.1-2008 TC2) has now been released + +symlink.7 + Michael Kerrisk + SEE ALSO: add namei(1) + +uri.7 + Jakub Wilk + Use "example.com" as example domain + +user_namespaces.7 + Michael Kerrisk + Add reference to namespaces(7) for NS_GET_USERNS operation + Michael Kerrisk + Add reference to namespaces(7) for NS_GET_PARENT operation