linux-kernel - Re: [PATCH] utimensat implementation

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Date:	Thu, 26 Apr 2007 17:58:21 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Ulrich Drepper <drepper@...hat.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] utimensat implementation

Ulrich Drepper wrote:
> H. Peter Anvin wrote:
>> I'm a bit leery of abusing the timespec value like this, though.  A
>> flags field seem like it would be cleaner.
> 
> It's ugly.  Then you have the parameter, which might have nice valid
> values, and they get ignored.  I thought about it when this was
> discussed in the working group and thought it's a toss up.

It's pretty ugly either way :-/

>> Something else... if we're dickering with these interfaces, shouldn't we
>> allow setting atime as well?
> 
> Why?  To allow somebody to hide her/his tracks?

Primarily to let a backup program restore the full state of the filesystem.

	-hpa
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