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authorMarco Pagani <marpagan@redhat.com>2023-08-25 15:35:46 +0200
committerJonathan Corbet <corbet@lwn.net>2023-08-28 12:41:17 -0600
commit090a7f1009b8447565a03b649189e6ff83e8e5e7 (patch)
treee4a09274405000158ddff7ee01ba1c1ee53c87ac /Documentation/mm
parent21b25bd111be7c4f92e731cbb83f725d524789af (diff)
docs/mm: remove references to hmm_mirror ops and clean typos
Clean typos and remove the reference to the sync_cpu_device_pagetables() callback since all hmm_mirror ops have been removed. Fixes: a22dd506400d ("mm/hmm: remove hmm_mirror and related") Signed-off-by: Marco Pagani <marpagan@redhat.com> Reviewed-by: Mika Penttilä <mpenttil@redhat.com> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net> Link: https://lore.kernel.org/r/20230825133546.249683-1-marpagan@redhat.com
Diffstat (limited to 'Documentation/mm')
-rw-r--r--Documentation/mm/hmm.rst11
1 files changed, 1 insertions, 10 deletions
diff --git a/Documentation/mm/hmm.rst b/Documentation/mm/hmm.rst
index fec21e6f2284..0595098a74d9 100644
--- a/Documentation/mm/hmm.rst
+++ b/Documentation/mm/hmm.rst
@@ -163,16 +163,7 @@ use::
It will trigger a page fault on missing or read-only entries if write access is
requested (see below). Page faults use the generic mm page fault code path just
-like a CPU page fault.
-
-Both functions copy CPU page table entries into their pfns array argument. Each
-entry in that array corresponds to an address in the virtual range. HMM
-provides a set of flags to help the driver identify special CPU page table
-entries.
-
-Locking within the sync_cpu_device_pagetables() callback is the most important
-aspect the driver must respect in order to keep things properly synchronized.
-The usage pattern is::
+like a CPU page fault. The usage pattern is::
int driver_populate_range(...)
{