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Diffstat (limited to 'Documentation/vm/transhuge.rst')
| -rw-r--r-- | Documentation/vm/transhuge.rst | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/Documentation/vm/transhuge.rst b/Documentation/vm/transhuge.rst index a8cf6809e36e..8df380657430 100644 --- a/Documentation/vm/transhuge.rst +++ b/Documentation/vm/transhuge.rst @@ -55,13 +55,7 @@ prevent page from being split by anyone. In case you can't handle compound pages if they're returned by follow_page, the FOLL_SPLIT bit can be specified as parameter to follow_page, so that it will split the hugepages before returning -them. Migration for example passes FOLL_SPLIT as parameter to -follow_page because it's not hugepage aware and in fact it can't work -at all on hugetlbfs (but it instead works fine on transparent -hugepages thanks to FOLL_SPLIT). migration simply can't deal with -hugepages being returned (as it's not only checking the pfn of the -page and pinning it during the copy but it pretends to migrate the -memory in regular page sizes and with regular pte/pmd mappings). +them. Graceful fallback ================= |