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bpo-42232: mmap module add Darwin specific madvise options. #23076

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Merged
miss-islington merged 3 commits into from
Nov 21, 2020
Merged

bpo-42232: mmap module add Darwin specific madvise options. #23076

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900f543
mmap module add Darwin specific madvise options.
devnexen Nov 1, 2020
b06ca8b
📜🤖 Added by blurb_it.
blurb-it[bot] Nov 1, 2020
60a27da
mmap module add Darwin specific madvise options.
devnexen Nov 1, 2020
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2 changes: 2 additions & 0 deletions Doc/library/mmap.rst
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Expand Up @@ -337,6 +337,8 @@ MADV_* Constants
MADV_NOCORE
MADV_CORE
MADV_PROTECT
MADV_FREE_REUSABLE
MADV_FREE_REUSE

These options can be passed to :meth:`mmap.madvise`. Not every option will
be present on every system.
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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/macOS/2020-11-01-15-10-28.bpo-42232.2zI1GN.rst
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@@ -0,0 +1 @@
Added Darwin specific madvise options to mmap module.
8 changes: 8 additions & 0 deletions Modules/mmapmodule.c
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Expand Up @@ -1648,6 +1648,14 @@ mmap_exec(PyObject *module)
#ifdef MADV_PROTECT
ADD_INT_MACRO(module, MADV_PROTECT);
#endif

// Darwin-specific
#ifdef MADV_FREE_REUSABLE // (As MADV_FREE but reclaims more faithful for task_info/Activity Monitor...)
ADD_INT_MACRO(module, MADV_FREE_REUSABLE);
#endif
#ifdef MADV_FREE_REUSE // (Reuse pages previously tagged as reusable)
ADD_INT_MACRO(module, MADV_FREE_REUSE);
#endif
#endif // HAVE_MADVISE
return 0;
}
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