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Re: [PATCH] hurd: Implement device memory mapping

From: Samuel Thibault
Subject: Re: [PATCH] hurd: Implement device memory mapping
Date: Tue, 28 Dec 2021 13:55:17 +0100
User-agent: NeoMutt/20170609 (1.8.3)

Joan Lledó, le mar. 28 déc. 2021 13:26:12 +0100, a ecrit:
> El 19/12/21 a les 16:40, Samuel Thibault ha escrit:
> > “
> > For objects where read data and write data are the same, these objects
> > will be equal, otherwise they will be disjoint.
> > ”
> > 
> In that case, which one should we return as pager? Probably the right thing
> is to return an error, since a caller asking for RW permissions is expecting
> to receive a pager with both permissions. Either robj & wobj are equal and
> not null, or return an error.

? The interface explicitly says they can be different.


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