code review 5700060: runtime: size arena to fit in virtual address space limit

runtime: size arena to fit in virtual address space limit

For Brad.
Now FreeBSD/386 binaries run on nearlyfreespeech.net.

Fixes issue 2302.

[rsc, 2012-02-24 06:20:01]

Hello golang-dev@googlegroups.com,

I'd like you to review this change to
https://go.googlecode.com/hg/

[r, 2012-02-24 08:46:50]

LGTM

http://codereview.appspot.com/5700060/diff/3/src/pkg/runtime/malloc.goc
File src/pkg/runtime/malloc.goc (right):

http://codereview.appspot.com/5700060/diff/3/src/pkg/runtime/malloc.goc#newco...
src/pkg/runtime/malloc.goc:351: runtime·printf("runtime: SysReserve returned
unaligned address %p asked for %p", p, bitmap_size+arena_size);
s/%p/&;/

[rsc, 2012-02-24 20:28:53]

*** Submitted as http://code.google.com/p/go/source/detail?r=0d09d40b8f34 ***

runtime: size arena to fit in virtual address space limit

For Brad.
Now FreeBSD/386 binaries run on nearlyfreespeech.net.

Fixes issue 2302.

R=golang-dev, r
CC=golang-dev
http://codereview.appspot.com/5700060

[bradfitzgoog, 2012-02-26 08:14:25]

Yay! Thanks!

On Thu, Feb 23, 2012 at 10:20 PM, <rsc@golang.org> wrote:

> Reviewers: golang-dev_googlegroups.com,
>
> Message:
> Hello golang-dev@googlegroups.com,
>
> I'd like you to review this change to
> https://go.googlecode.com/hg/
>
>
> Description:
> runtime: size arena to fit in virtual address space limit
>
> For Brad.
> Now FreeBSD/386 binaries run on nearlyfreespeech.net.
>
> Fixes issue 2302.
>
> Please review this at
http://codereview.appspot.com/**5700060/<http://codereview.appspot.com/5700060/>
>
> Affected files:
>  M src/pkg/runtime/malloc.goc
>  M src/pkg/runtime/os_freebsd.h
>  M src/pkg/runtime/os_linux.h
>  M src/pkg/runtime/runtime.h
>  M src/pkg/runtime/sys_freebsd_**386.s
>  M src/pkg/runtime/sys_freebsd_**amd64.s
>  M src/pkg/runtime/sys_linux_386.**s
>  M src/pkg/runtime/sys_linux_**amd64.s
>  M src/pkg/runtime/sys_linux_arm.**s
>  M src/pkg/runtime/thread_darwin.**c
>  M src/pkg/runtime/thread_**freebsd.c
>  M src/pkg/runtime/thread_linux.c
>  M src/pkg/runtime/thread_netbsd.**c
>  M src/pkg/runtime/thread_**openbsd.c
>  M src/pkg/runtime/thread_plan9.c
>  M src/pkg/runtime/thread_**windows.c
>
>
>