src/lib/libc/sys/mlock.2, branch stable/12

MFC r347532, r347541

2020-05-21T22:47:39Z

Provide separate accounting for user-wired pages.

Remove a lingering inaccuracy from mlock.2.

2018-03-20T20:45:47Z

User wirings of the same address range don't stack. Noted by: Dan Nelson MFC after: 3 days

mlock(2): correct documentation for error conditions.

2018-01-22T21:45:54Z

The man page is years out of date regarding errors. Our implementation _does_ allow unaligned addresses, and it _does_not_ check for negative lengths, because the length is unsigned. It checks for overflow instead. Update the tests accordingly. Reviewed by: bcr MFC after: 3 weeks Differential Revision: https://reviews.freebsd.org/D13826

Renumber copyright clause 4

2017-02-28T23:42:47Z

Renumber cluase 4 to 3, per what everybody else did when BSD granted them permission to remove clause 3. My insistance on keeping the same numbering for legal reasons is too pedantic, so give up on that point. Submitted by: Jan Schaumann Pull Request: https://github.com/freebsd/freebsd/pull/96

Minor mdoc fix

2014-05-30T02:16:28Z

Submitted by: hrs Approved by: hrs (mentor, implicit)

Correct documentation of the limit on how much memory can be mlock()ed

2014-05-17T03:05:52Z

vm.max_wired is a system-wide limit, not per-process. Reword the section to make this more clear. PR: docs/189214 Submitted by: Lawrence Chen (original text) Approved by: hrs (mentor)

There are actually two different cases when mlock(2) returns

2013-03-19T05:44:25Z

ENOMEM. Clarify this, taking text from SUS. Reviewed by: kib

- Update manual pages accordingly to r244384 and r244385.

2012-12-25T13:43:01Z

Approved by: kib (mentor) MFC after: 1 week

Update mlockall(2) to mention that it's superuser-only syscall, just

2010-07-27T20:34:37Z

like the mlock(2) manual page says. Update mlock(2) to say that hitting RLIMIT_MEMLOCK results in ENOMEM, not EAGAIN. MFC after: 1 month

Per Regents of the University of Calfornia letter, remove advertising

2007-01-09T00:28:16Z

clause. # If I've done so improperly on a file, please let me know.