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Michael Anthony Knyszek 947f8504d9 runtime: map reserved memory as NORESERVE on solaris 
This changes makes it so that sysReserve, which creates a PROT_NONE
mapping, maps that memory as NORESERVE. Before this change, relatively
large PROT_NONE mappings could cause fork to fail with ENOMEM, reported
as "not enough space". Presumably this refers to swap space, since
adding this flag causes the failures to go away.

This helps unblock page allocator work, since it allows us to make large
PROT_NONE mappings on solaris safely.

Updates #35112.

Change-Id: Ic3cba310c626e93d5db0f27269e2569bb7bc393e
Reviewed-on: https://go-review.googlesource.com/c/go/+/205759
Run-TryBot: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
2019-11-07 15:51:45 +00:00
.github .github: don't render author-facing text in ISSUE_TEMPLATE 2018-11-02 04:47:34 +00:00
api unicode: upgrade to Unicode 12 2019-11-05 14:34:56 +00:00
doc doc: Effective Go: formatting of code example 2019-11-06 21:40:43 +00:00
lib/time lib/time: update tz data to 2019b 2019-07-03 23:08:27 +00:00
misc misc/ios: bump -mios-version-min 2019-11-05 14:44:56 +00:00
src runtime: map reserved memory as NORESERVE on solaris 2019-11-07 15:51:45 +00:00
test math, cmd/compile: rename Fma to FMA 2019-11-07 14:51:06 +00:00
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AUTHORS A+C: change email address for Akhil Indurti 2019-09-09 15:30:38 +00:00
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README.md

The Go Programming Language

Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.

Gopher image Gopher image by Renee French, licensed under Creative Commons 3.0 Attributions license.

Our canonical Git repository is located at https://go.googlesource.com/go. There is a mirror of the repository at https://github.com/golang/go.

Unless otherwise noted, the Go source files are distributed under the BSD-style license found in the LICENSE file.

Download and Install

Binary Distributions

Official binary distributions are available at https://golang.org/dl/.

After downloading a binary release, visit https://golang.org/doc/install or load doc/install.html in your web browser for installation instructions.

Install From Source

If a binary distribution is not available for your combination of operating system and architecture, visit https://golang.org/doc/install/source or load doc/install-source.html in your web browser for source installation instructions.

Contributing

Go is the work of thousands of contributors. We appreciate your help!

To contribute, please read the contribution guidelines: https://golang.org/doc/contribute.html

Note that the Go project uses the issue tracker for bug reports and proposals only. See https://golang.org/wiki/Questions for a list of places to ask questions about the Go language.