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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 18:02:00 +0100 |
User-agent: |
NeoMutt/20170609 (1.8.3) |
Joan Lledó, le mar. 28 déc. 2021 17:48:20 +0100, a ecrit:
> El 28/12/21 a les 13:55, Samuel Thibault ha escrit:
> >
> > ? The interface explicitly says they can be different.
> >
>
> Sorry, I was confused. I meant the function pci_device_hurd_map_range at
> libpciaccess. If io_map returns different ports for robj and wobj, we can
> only assign one of them to the variable pager, which we send to vm_map.
Ah, ok :)
> Since we can only pass one of them to vm_map, when io_map returns different
> values for robj and wobj we could return an error and don't map.
Yes, that'll be simpler.
Samuel
- Re: About consuming/releaseing ports in libpciaccess, Joan Lledó, 2021/12/12
- [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/12
- Re: [PATCH] hurd: Implement device memory mapping, Samuel Thibault, 2021/12/12
- Re: [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/19
- Re: [PATCH] hurd: Implement device memory mapping, Samuel Thibault, 2021/12/19
- Re: [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/28
- Re: [PATCH] hurd: Implement device memory mapping, Samuel Thibault, 2021/12/28
- Re: [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/28
- Re: [PATCH] hurd: Implement device memory mapping,
Samuel Thibault <=
- Re: [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/30
- [PATCH] hurd: Implement device memory mapping, Joan Lledó, 2021/12/30