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Diffstat (limited to 'Documentation/mm/memory-model.rst')
| -rw-r--r-- | Documentation/mm/memory-model.rst | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/Documentation/mm/memory-model.rst b/Documentation/mm/memory-model.rst index 3779e562dc76..7957122039e8 100644 --- a/Documentation/mm/memory-model.rst +++ b/Documentation/mm/memory-model.rst @@ -1,7 +1,5 @@ .. SPDX-License-Identifier: GPL-2.0 -.. _physical_memory_model: - ===================== Physical Memory Model ===================== @@ -167,7 +165,7 @@ The users of `ZONE_DEVICE` are: * pmem: Map platform persistent memory to be used as a direct-I/O target via DAX mappings. -* hmm: Extend `ZONE_DEVICE` with `->page_fault()` and `->page_free()` +* hmm: Extend `ZONE_DEVICE` with `->page_fault()` and `->folio_free()` event callbacks to allow a device-driver to coordinate memory management events related to device-memory, typically GPU memory. See Documentation/mm/hmm.rst. |