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Re: [PATCH v5 10/13] hw/mem/cxl_type3: Add dpa range validation for acce
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From: |
Jonathan Cameron |
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Subject: |
Re: [PATCH v5 10/13] hw/mem/cxl_type3: Add dpa range validation for accesses to DC regions |
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Date: |
Wed, 6 Mar 2024 17:50:51 +0000 |
On Mon, 4 Mar 2024 11:34:05 -0800
nifan.cxl@gmail.com wrote:
> From: Fan Ni <fan.ni@samsung.com>
>
> Not all dpa range in the DC regions is valid to access until an extent
All DPA ranges in the DC regions are invalid to access until an extent
covering the range has been added.
> covering the range has been added. Add a bitmap for each region to
> record whether a DC block in the region has been backed by DC extent.
> For the bitmap, a bit in the bitmap represents a DC block. When a DC
> extent is added, all the bits of the blocks in the extent will be set,
> which will be cleared when the extent is released.
>
> Signed-off-by: Fan Ni <fan.ni@samsung.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
- [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, (continued)
- [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, nifan . cxl, 2024/03/04
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, Jonathan Cameron, 2024/03/06
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, fan, 2024/03/06
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, Jonathan Cameron, 2024/03/07
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, fan, 2024/03/08
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, Jonathan Cameron, 2024/03/12
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, fan, 2024/03/12
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, fan, 2024/03/06
- Re: [PATCH v5 09/13] hw/cxl/events: Add qmp interfaces to add/release dynamic capacity extents, Jonathan Cameron, 2024/03/07
[PATCH v5 10/13] hw/mem/cxl_type3: Add dpa range validation for accesses to DC regions, nifan . cxl, 2024/03/04
- Re: [PATCH v5 10/13] hw/mem/cxl_type3: Add dpa range validation for accesses to DC regions,
Jonathan Cameron <=
[PATCH v5 11/13] hw/cxl/cxl-mailbox-utils: Add partial and superset extent release mailbox support, nifan . cxl, 2024/03/04
[PATCH v5 12/13] hw/mem/cxl_type3: Allow to release partial extent and extent superset in QMP interface, nifan . cxl, 2024/03/04
[PATCH v5 13/13] qapi/cxl.json: Add QMP interfaces to print out accepted and pending DC extents, nifan . cxl, 2024/03/04