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Re: [PATCH] hurd: Implement device memory mapping


From: Joan Lledó
Subject: Re: [PATCH] hurd: Implement device memory mapping
Date: Tue, 28 Dec 2021 13:26:12 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0

Hi,

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.



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