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/c5995359-7c82-4e47-c7be-b58a4dda0953@infradead.org
Fixes: 023a019a9b
("mm/hmm: add default fault flags to avoid the need to pre-fill pfns arrays")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Jérôme Glisse <jglisse@redhat.com>
Reviewed-by: Mike Rapoport <rppt@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -288,15 +288,17 @@ For instance if the device flags for device entries are:
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WRITE (1 << 62)
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Now let say that device driver wants to fault with at least read a range then
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it does set:
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range->default_flags = (1 << 63)
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it does set::
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range->default_flags = (1 << 63);
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range->pfn_flags_mask = 0;
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and calls hmm_range_fault() as described above. This will fill fault all page
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in the range with at least read permission.
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Now let say driver wants to do the same except for one page in the range for
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which its want to have write. Now driver set:
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which its want to have write. Now driver set::
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range->default_flags = (1 << 63);
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range->pfn_flags_mask = (1 << 62);
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range->pfns[index_of_write] = (1 << 62);
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