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x/sys/unix: add Msync #8245

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gopherbot opened this issue Jun 20, 2014 · 6 comments
Closed

x/sys/unix: add Msync #8245

gopherbot opened this issue Jun 20, 2014 · 6 comments
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@gopherbot
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go1.3 does not include a syscall.Msync wrapper. Writable mmaps are not currently usable
on darwin because it doesn't guarantee writeback to the file no munmap, only on explicit
msync.

I've tested that this works:

//sys Msync(b []byte, flags int) (err error)
@gopherbot
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Comment 1:

*on* munmap

@bradfitz
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Comment 2:

Would you like to send in a patch?
See http://golang.org/doc/contribute.html

Labels changed: added release-go1.4, repo-main.

@gopherbot
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Comment 3:

I have not signed the CLA and probably won't. Sorry.

@rsc
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rsc commented Sep 18, 2014

Comment 4:

Labels changed: added release-none, repo-sys, removed release-go1.4, repo-main.

Status changed to Accepted.

@mikioh mikioh changed the title go.sys/unix: Please add Msync unix: add Msync Jan 7, 2015
@rsc rsc added this to the Unplanned milestone Apr 10, 2015
@rsc rsc changed the title unix: add Msync x/sys/unix: add Msync Apr 14, 2015
@rsc rsc modified the milestones: Unreleased, Unplanned Apr 14, 2015
@rsc rsc removed the repo-sys label Apr 14, 2015
@gopherbot
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CL https://golang.org/cl/50891 mentions this issue.

@gopherbot
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CL https://golang.org/cl/50892 mentions this issue.

gopherbot pushed a commit to golang/sys that referenced this issue Jul 25, 2017
@tklauser @ianlancetaylor
unix: add Msync function on Linux
d6d53c0 
Add the Msync function on Linux. See
http://man7.org/linux/man-pages/man2/msync.2.html

Updates golang/go#8245

Change-Id: I964259bafc8d4fbca09961443f21c4278bf56706
Reviewed-on: https://go-review.googlesource.com/50891
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
micanzhang pushed a commit to micanzhang/sys that referenced this issue Sep 12, 2017
@tklauser @micanzhang
unix: add Msync function on Linux
2231b50 
Add the Msync function on Linux. See
http://man7.org/linux/man-pages/man2/msync.2.html

Updates golang/go#8245

Change-Id: I964259bafc8d4fbca09961443f21c4278bf56706
Reviewed-on: https://go-review.googlesource.com/50891
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
micanzhang pushed a commit to micanzhang/sys that referenced this issue Sep 12, 2017
@tklauser @micanzhang
unix: add Msync function on Darwin
583b67b 
Add the Msync function on darwin/amd64 and darwin/386.

Fixes golang/go#8245

Change-Id: I1d234bb97731934c36d926ed2332c93b35b2f641
Reviewed-on: https://go-review.googlesource.com/50892
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
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@bradfitz @rsc @gopherbot