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authorRandy Dunlap <[email protected]>2019-05-31 22:29:57 -0700
committerLinus Torvalds <[email protected]>2019-06-01 15:51:31 -0700
commit91173c6e18ab410fac12667656ab7cc3363687cc (patch)
tree0e29183987b3fdcda6e25eb972fad460792a5c11
parent2f4c53349961c8ca480193e47da4d44fdb8335a8 (diff)
mm: fix Documentation/vm/hmm.rst Sphinx warnings
Fix Sphinx warnings in Documentation/vm/hmm.rst by using "::" notation and inserting a blank line. Also add a missing ';'. Documentation/vm/hmm.rst:292: WARNING: Unexpected indentation. Documentation/vm/hmm.rst:300: WARNING: Unexpected indentation. Link: http://lkml.kernel.org/r/[email protected] Fixes: 023a019a9b4e ("mm/hmm: add default fault flags to avoid the need to pre-fill pfns arrays") Signed-off-by: Randy Dunlap <[email protected]> Reviewed-by: Jérôme Glisse <[email protected]> Reviewed-by: Mike Rapoport <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
-rw-r--r--Documentation/vm/hmm.rst8
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/vm/hmm.rst b/Documentation/vm/hmm.rst
index ec1efa32af3c..7cdf7282e022 100644
--- a/Documentation/vm/hmm.rst
+++ b/Documentation/vm/hmm.rst
@@ -288,15 +288,17 @@ For instance if the device flags for device entries are:
WRITE (1 << 62)
Now let say that device driver wants to fault with at least read a range then
-it does set:
- range->default_flags = (1 << 63)
+it does set::
+
+ range->default_flags = (1 << 63);
range->pfn_flags_mask = 0;
and calls hmm_range_fault() as described above. This will fill fault all page
in the range with at least read permission.
Now let say driver wants to do the same except for one page in the range for
-which its want to have write. Now driver set:
+which its want to have write. Now driver set::
+
range->default_flags = (1 << 63);
range->pfn_flags_mask = (1 << 62);
range->pfns[index_of_write] = (1 << 62);