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Re: coreutils-8.20.patch002

From: Eric Blake
Subject: Re: coreutils-8.20.patch002
Date: Mon, 11 Feb 2013 08:07:36 -0700
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On 02/10/2013 11:34 AM, Alexey Potehin wrote:
> Hello people!
> This is path for chmod speedup (chmod only if newmode != oldmode), in
> attach too:

I'm not sure this is a good idea.  chmod() may have side effects such as
resetting ACLs, even when the struct stat.st_mode bits are unchanged; so
omitting the call into the kernel would unintentionally miss out on
those side effects.

Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library

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