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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2020-10-15 20:05:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-10-16 11:11:15 -0700 |
| commit | e2333dad2d4a3543f07beb5da61401046e54f2ff (patch) | |
| tree | daa3e8aa0b4d4c66fc0743d97dde9cdb9a2da71b /mm/rmap.c | |
| parent | 65dfe3c3bc411caa04c4f6c7d81418b90d6a2ce8 (diff) | |
mm/huge_memory: fix can_split_huge_page assumption of THP size
Ask the page how many subpages it has instead of assuming it's PMD size.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: SeongJae Park <sjpark@amazon.de>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: "Huang, Ying" <ying.huang@intel.com>
Link: https://lkml.kernel.org/r/20200908195539.25896-8-willy@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/rmap.c')
0 files changed, 0 insertions, 0 deletions