Commit Graph

18678 Commits

Author SHA1 Message Date
Michael Kerrisk 394eea352b veth.4: SEE ALSO: add ip-link(8)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:22:58 +02:00
Tomáš Pospíšek 1459db4abd veth.4: New page document veth virtual ethernet devices
Based on a page from Tomáš Pospíšek, with some clean-ups by mtk.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:22:58 +02:00
Michael Kerrisk b858495171 pthread_spin_init.3: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:49 +02:00
Michael Kerrisk 5017fc28ec pthread_spin_init.3: Minor rewording
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:49 +02:00
Michael Kerrisk 28c15b63d6 pthread_spin_init.3: Add more caveats on use of spin locks
Cowritten-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:49 +02:00
Michael Kerrisk 34d46b816e pthread_spin_init.3: Strengthen note about when spin locks should (not) be used
Reported-by: Zack Weinberg <zackw@panix.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:49 +02:00
Michael Kerrisk 0e905edca8 pthread_spin_init.3: Operations on copies of *lock yield undefined behavior
Reported-by: Florian Weimer <fweimer@redhat.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk eb93621d10 pthread_spin_init.3: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk af79528ece pthread_spin_lock.3: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 4eea22f5ae pthread_spin_lock.3: wfix
Reported-by: Zack Weinberg <zackw@panix.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 07fa47a568 pthread_spin_lock.3: Fixes suggested by Carlos O'Donell
Reported-by: Carlos O'Donell <carlos@redhat.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk f3861c72a9 pthread_spin_lock.3: Refer reader to important details in NOTES in pthread_spin_init(3)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 8cbd1d9e4d pthread_spin_init.3: Warn about deadlock with spin locks
Reported-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 2dea72418d pthread_spin_init.3: Spin locks should be used with real-time scheduling policies
Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 41041696d3 pthread_yield.3: srcfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 534af41391 pthreads.7: SEE ALSO: add pthread_spin_init(3) and pthread_spin_lock(3)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 77e0fbc201 pthread_spin_trylock.3, pthread_spin_unlock.3: New links to new pthread_spin_lock3 page
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk ce42a8cf5f pthread_spin_lock.3: New page describing functions that lock and unlock spin locks
Add a page descrbing pthread_spin_lock(3), pthread_spin_unlock(3),
and pthread_spin_trylock(3).

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 14bffcef9c pthread_spin_destroy.3: New link to new pthread_spin_init.3 page
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 7f5f8925ce pthread_spin_init.3: New page describing pthread_spin_init(3) and pthread_spin_destroy(3)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-20 10:20:48 +02:00
Michael Kerrisk 133ca6caab stat.2: Use lstat() instead of stat()
It's more logical to use lstat() in the example code,
since one can then experiment with sybolic links, and
also the S_IFLNK case can also occur.

Reported-by: Richard Knutsson <richard.knutsson@abelko.se>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 20:04:26 +02:00
Michael Kerrisk 9dc4485584 ioctl_userfaultfd.2: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 10:40:01 +02:00
Michael Kerrisk 364270d01f ioctl_userfaultfd.2: Rework version information for feature bits
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 10:39:34 +02:00
Michael Kerrisk e81833beb2 userfaultfd.2: Minor fixes to Prakash Sangappa's patch
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 10:37:29 +02:00
Michael Kerrisk 1df2779d72 ioctl_userfaultfd.2: Minor fixes to Prakash Sangappa's patch
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 10:33:18 +02:00
Prakash Sangappa 2c371032cf ioctl_userfaultfd.2, userfaultfd.2: Add description for UFFD_FEATURE_SIGBUS
Userfaultfd feature UFFD_FEATURE_SIGBUS was merged recently and
should be available in the Linux 4.14 release. This patch is for
the man page changes documenting this API.

Documents the following commit:

commit 2d6d6f5a09a96cc1fec7ed992b825e05f64cb50e
Author: Prakash Sangappa <prakash.sangappa@oracle.com>
Date: Wed Sep 6 16:23:39 2017 -0700

     mm: userfaultfd: add feature to request for a signal delivery

Reviewed-by: Andrea Arcangeli <aarcange@redhat.com>
Reviewed-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
Signed-off-by: Prakash Sangappa <prakash.sangappa@oracle.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 10:25:12 +02:00
Michael Kerrisk cddd55a004 pthread_yield.3: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:58:54 +02:00
Michael Kerrisk 94dd730b53 namespaces.7: EXAMPLE: refer also to example in clone(2)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:33:50 +02:00
Michael Kerrisk d304c13dac posix_fallocate.3: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:26:12 +02:00
Michael Kerrisk 4f542fe3f5 netlink.7: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:26:12 +02:00
Michael Kerrisk 8d4b88468c man-pages.7: Note that "x86-64" is generally preferred over "x86_64"
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:26:12 +02:00
Michael Kerrisk b5b0d21ef5 proc.5: wfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:26:12 +02:00
Michael Kerrisk 9ea5bc667b clone.2, getcpu.2, shmget.2, syscall.2, dladdr.3, proc.5, vdso.7: Consistently use "x86-64", not "x86_64"
When referring to the architecture, consistently use "x86-64",
not "x86_64". Hitherto, there was a mixture of usages, with
"x86-64" predominant.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 09:26:12 +02:00
Michael Kerrisk b219e68cfa clone.2: Combine redundant paragraphs describing child_stack==NULL
Combine two redundant paragraphs (one of which I recently
added) describing child_stack==NULL for the raw system call.
Also, make sure this text is in a more obvious place than
its previous location.

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:53:43 +02:00
Michael Kerrisk 1c173eb337 clone.2: Rework the discussion of the historical CLONE_PID for clarity
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:45:32 +02:00
Michael Kerrisk 2551f80148 clone.2: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:45:32 +02:00
Michael Kerrisk e5f3df4833 clone.2: Remove a redundant paragraph
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:45:32 +02:00
Michael Kerrisk 7495cbc7b3 clone.2: Eliminate some redundant phrasing in discussion of "fn()"
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-18 08:45:32 +02:00
Michael Kerrisk 4ba17a6deb clone.2: Minor wording fixes
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
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
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
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)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 15:51:43 +02:00
Michael Kerrisk 35bf8cb47f clone.2: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-17 14:47:11 +02:00
Michael Kerrisk ed44de1f5e ld.so.8: Simplify language around conferring capabilities
The statement "conferring permitted or effective capabilities"
to the process is somewhat redundant. Binaries with capabilities
confer capabilities only to those process capability sets, so it's
simpler to just say"confers capabilities to the process".

Reported-by: Yubin Ruan <ablacktshirt@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-13 12:57:09 +02:00
Michael Kerrisk 6e3b05feb5 core.5: ffix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-12 21:08:37 +02:00
Michael Kerrisk 7629685cc3 core.5: tfix
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-12 21:08:37 +02:00
Michael Kerrisk 03c871367c core.5: Adds some notes on systemd and core dumps
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-12 21:08:37 +02:00
Michael Kerrisk 6c3d8859e6 core.5: Dumps are not produced if core_pattern is empty and core_uses_pid is 0
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-11 22:00:09 +02:00
Michael Kerrisk cb1b16309e core.5: SEE ALSO: add coredumpctl(1)
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
2017-10-11 18:04:42 +02:00