Commit Graph

2712 Commits

Author SHA1 Message Date
Michael Kerrisk 813d922024 cgroups.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 15:21:30 +02:00
Michael Kerrisk 7f98a23983 unix.7: Update text on socket permissions on other systems
At least some of the modern BSDs seem to check for write
permission on a socket. (I tested OpenBSD 5.9.) On Solaris 10,
some light testing suggested that write permission is still
not checked on that system.

See https://bugzilla.kernel.org/show_bug.cgi?id=120061  (and
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-1999-1402)

Reported-by: Carsten Grohmann <carstengrohmann@gmx.de>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 15:21:30 +02:00
Michael Kerrisk 44cca454d2 unix.7: Note that umask / permissions have no effect for abstract sockets
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:31 +02:00
Michael Kerrisk d1875c13fc unix.7: Move some abstract socket details to a separate subsection
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:31 +02:00
Michael Kerrisk 9f213833a4 unix.7: Move discussion on pathname socket permissions to DESCRIPTION
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:31 +02:00
Michael Kerrisk b2bbcdb6ac unix.7: Minor wording fixes
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:30 +02:00
Michael Kerrisk 9574e8b061 unix.7: Note that abstract sockets automatically disappear when FDs are closed
Added after I ran across this question:
http://unix.stackexchange.com/questions/216784/does-linux-automatically-clean-up-abstract-domain-sockets

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:30 +02:00
Michael Kerrisk 89657ef57d unix.7: Minor wording fix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:30 +02:00
Michael Kerrisk 00b78c5fda unix.7: Clarify ownership and permissions assigned during socket creation
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:08:22 +02:00
Michael Kerrisk 7578ea2f85 unix.7: Expand discussion of socket permissions
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:00:37 +02:00
Michael Kerrisk ce552c68fb unix.7: Enhance statement about changing sockets ownership and permissions
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:00:37 +02:00
Michael Kerrisk b1ef409dc7 unix.7: Fix statement about permissions needed to connect to a UNIX doain socket
Read permission is not required (verified by experiment).

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:00:37 +02:00
Michael Kerrisk 820758df1a unix.7: grfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-20 14:00:37 +02:00
Michael Kerrisk dd4d803910 netlink.7: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-12 13:17:46 +02:00
Michael Kerrisk 376db9a14e netlink.7: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-12 13:13:46 +02:00
Michael Kerrisk 6c5a6b2cf3 netlink.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-12 13:03:58 +02:00
Michael Kerrisk 319a5cb81a netlink.7: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-12 13:03:58 +02:00
Andrey Vagin 67d0dc132c netlink.7: Describe netlink socket options
Cc: Kir Kolyshkin <kir@openvz.org>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Patrick McHardy <kaber@trash.net>
Cc: Christophe Ricard <christophe.ricard@gmail.com>
Cc: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: Andrey Vagin <avagin@openvz.org>
2016-06-12 13:01:20 +02:00
Michael Kerrisk 7575dbc507 namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-11 11:32:47 +02:00
Michael Kerrisk 6e558a81b8 feature_test_macros.7: Emphasize that applications should not directly include <features.h>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-10 16:47:25 +02:00
Shawn Landden ad0fbddddc utf-8: Include RFC 3629 and clarify endianness which is left ambiguous
The endianness is suggested by the order the bytes are displayed,
but the text is ambiguous.
2016-06-09 22:11:53 +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 0b8adf96a1 credentials.7: SEE ALSO: add runuser(1)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-01 13:28:49 -05:00
Michael Kerrisk 17fb5e56a6 credentials.7: SEE ALSO: add newgrp(1)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-01 13:27:01 -05:00
Michael Kerrisk 2b4be1eace credentials.7: SEE ALSO: add sudo(8)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-01 13:24:41 -05:00
Michael Kerrisk 7eb8372d87 namespaces.7: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-06-01 11:21:29 -05:00
Marko Myllynen d7b772adee cp1251.7, cp1252.7, iso_8859-1.7, iso_8859-15.7, iso_8859-5.7, koi8-r.7, koi8-u.7: Add some charset references
Add some references to related charsets here and there.
2016-06-01 10:22:02 -05:00
Marko Myllynen 1acb8000df charsets.7: tfix: Spell ISO 8859 consistently
Trivial: spell ISO 8859 consistently (now it's ISO 8859
tree-wide).
2016-06-01 10:20:11 -05:00
Marko Myllynen d010c9c02f console_codes.4, console_ioctl.4, tty.4, vcs.4, charsets.7: Remove console(4) references
Hi Michael,

0f9e647 removed the obsolete console(4) page but we still have few
references to it. The patch below removes them or converts to refs
to concole_ioctl(4) where appropriate.
2016-06-01 10:20:03 -05:00
Michael Kerrisk 226cb3a87a proc.5, namespaces.7: Move /proc/PID/mounts information to proc(5)
There was partial duplication, and some extra information
in namespaces(7). Move everything to proc(5).

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 22:08:44 +02:00
Michael Kerrisk ad5fa2c3a8 namespaces.7: Remove /proc/PID/mountstats description
This is a duplicate of information in proc(5).

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 22:03:31 +02:00
Michael Kerrisk 68886a1c7e namespaces.7: Nowadays, file changes in /proc/PID/mounts are notified differently
Exceptional condition for select(), (E)POLLPRI for (e)poll

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 22:02:04 +02:00
Michael Kerrisk 8f29c47d87 pid_namespaces.7: SEE ALSO: add namespaces(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 19:56:13 +02:00
Michael Kerrisk f109426095 cgroup_namespaces.7: SEE ALSO: add namespaces(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 19:52:38 +02:00
Jakub Wilk 356b97288a cgroups.7: tfix
Remove duplicated word.

Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
2016-05-18 13:25:44 +02:00
W. Trevor King 3cb43b9579 unix.7: Fix example code: 'ret' check after accept populates 'data_socket'
A typo from 15545eb6 (unix.7: Add example, 2016-01-06).

Signed-off-by: W. Trevor King <wking@tremily.us>
2016-05-18 13:16:57 +02:00
Michael Kerrisk dad5081f4a pthreads.7: tfix
Reported-by: Neven Sajko <nsajko@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-18 13:15:03 +02:00
Michael Kerrisk 2a785d2aa8 cgroup_namespaces.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-17 02:23:09 +02:00
Michael Kerrisk 9e48d04d5a Removed trailing white space at end of lines 2016-05-09 23:40:11 +02:00
Michael Kerrisk 9f496381ef clock_getres.2, getrlimit.2, ioctl_fat.2, ioprio_set.2, quotactl.2, core.5, cpuset.7, vdso.7, ld.so.8: tstamp
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:37:59 +02:00
Michael Kerrisk 0191a7b9a8 cgroup_namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk a531b2cf57 cgroup_namespaces.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk ef6f953968 cgroup_namespaces.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk bcedc0c23d cgroup_namespaces.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk 10b547c577 cgroup_namespaces.7: Note another of the benefits of cgroup namespaces
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk a2b7dba58c cgroup_namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk 3ab5cbdabf cgroup_namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk cc267b373b cgroup_namespaces.7: Add a little more detail in NOTES about remounting cgroupfs
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:55 +02:00
Michael Kerrisk 3011d6294a cgroup_namespaces.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk c1b69f63ef cgroup_namespaces.7: Minor fix to mount command
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 2917941620 cgroup_namespaces.7: Minor improvement to description of cgroup namespaces
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk e1b70806b9 cgroup_namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk cff6de302f cgroups.7: SEE ALSO: add cgroup_namespaces(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk c736ceccd0 cgroup_namespaces.7: New page describing cgroup namespaces
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk a2ee61a38a namespaces.7: Remove cgroup namespaces content to a separate page
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 434aadd5d3 namespaces.7: Add /proc/PID/mountinfo discussion under cgroup namespaces
The discussion here is contingent on the acceptance of
Serge Hallyn's patch, "mountinfo: implement show_path
for kernfs and cgroup".

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 8079aefa6f namespaces.7: Rework discussion of cgroup namespaces
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Serge E. Hallyn 99ef85aba8 namespaces.7: Explain the more important benefit for cgroup namespaces
mtk: edited text supplied by Serge.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 2c4fbe3519 cgroups.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk dde98b2796 cgroups.7: Remove redundant sentence
CONFIG_CGROUPS is already discussed elsewhere in the page.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 11c0797fed cgroups.7: Minor fix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk f5faa01659 cgroups.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 92bb6d3640 cgroups.7: Note other reasons why the hierarchy ID in /proc/cgroups may be 0
Reported-by: Serge Hallyn <serge.hallyn@ubuntu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk fc5a79d886 namespaces.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk d4d37f0a53 namespaces.7: Document cgroup namespaces (CLONE_NEWCGROUP)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk e39fcffa71 cgroups.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk f60a5da283 cgroups.7: SEE ALSO: add systemd(1)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 34eb33407f cgroups.7: Document /proc/cgroups
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:54 +02:00
Michael Kerrisk 5f8a7eb2d1 cgroups.7: Enhance /proc/[pid]/cgroup description and add cgroups v2 details
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 5c2181ad88 proc.5, cgroups.7: Move /proc/PID/cgroup discussion to cgroups(7) page
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 325b7eb06d cgroups.7: SEE ALSO: add clone(2)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk cfb5191789 cgroups.7: Note kernel source files with further information on each v1 subsystem
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Serge Hallyn e8b26dfa40 cgroups.7: wfix
Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
2016-05-09 23:08:53 +02:00
Serge Hallyn 3257c87d54 cgroups.7: Note that one cannot remove filenames
Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
2016-05-09 23:08:53 +02:00
Serge Hallyn 24f8be3e35 cgroups.7: wfix
Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
2016-05-09 23:08:53 +02:00
Serge Hallyn c60f4c530d cgroups.7: wfix
Note though that I'm not sure about this.  Putting all the
cgroups under /sys/fs/cgroup is, i think, frowned upon now.
Certain lxc prefers mounts in a subdirectory of
/sys/fs/cgroup.

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk ebbc83be60 cgroups.7: SEE ALSO: add further entries
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk df6f53cc81 cgroups.7: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 0a83789905 cgroups.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 34d725f69d cgroups.7: Clarify some details of comounting all cgroup v1 hierarchies
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 615e4edeed cgroups.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 96c5574564 cgroups.7: Note kernel version and configuration options for cgroups v1 controllers
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk c775bca2c4 cgroups.7: Add a section noting the "tasks" versus "processes" distinction
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 176a42118f cgroups.7: Add a terminology subsection
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 43df1ab32c cgroups.7: Add some text describing the progression from cgroups v1 to v2
And restructure the page a little to more clearly reflect the
v1 versus v2 differences.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk b8355bfeac cgroups.7: Remove initial list of cgroup v1 subsystems
This list is repeated again later, and it doesn't really
help reader understanding to have the brief duplicate
list near the start of the page.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 94eeedfd20 cgroups.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk f0d27655d0 cgroups.7: List cgroups v1 controllers in order of implementation
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 488c879a2f cgroups.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 0d29385896 cgroups.7: Add 'pids' controller
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk 69c4753665 cgroups.7: SEE ALSO: add cpuset (7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:53 +02:00
Michael Kerrisk ae9887ed8c cpuset.7: SEE ALSO: add cgroups(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk 35fae0aaa0 namespaces.7: SEE ALSO: add cgroups(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk 10f8f8cb75 namespaces.7: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk bbfdf727f8 cgroups.7: SEE ALSO: add namespaces(7)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk 21f0d132f3 cgroups.7: Formatting and wording fixes
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk 014cb63b3c cgroups.7: Add copyright and license
Switched to verbatim license after email discussion with Serge.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk effa83cec8 cgroups.7: New page document control groups (cgroups)
Just raw text at the moment. License, formatting,
and more text to come.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-05-09 23:08:52 +02:00
Michael Kerrisk 7d16624130 vdso.7: The __kernel_clock_* interfaces don't support *_COARSE clocks on PowerPC
Reported-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-04-18 16:23:56 +01:00
Zubair Lutfullah Kakakhel a5a3afb953 vdso.7: Update for MIPS
Document the symbols exported by the MIPS VDSO.
VDSO support was added from kernel 4.4 onwards.

See https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/log/arch/mips/vdso

Reviewed-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@imgtec.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2016-04-18 14:14:12 +01:00