diff options
Diffstat (limited to 'arch/arm64/mm/flush.c')
| -rw-r--r-- | arch/arm64/mm/flush.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c index 2aaf950b906c..a06c6ac770d4 100644 --- a/arch/arm64/mm/flush.c +++ b/arch/arm64/mm/flush.c @@ -52,6 +52,13 @@ void __sync_icache_dcache(pte_t pte) { struct page *page = pte_page(pte); + /* + * HugeTLB pages are always fully mapped, so only setting head page's + * PG_dcache_clean flag is enough. + */ + if (PageHuge(page)) + page = compound_head(page); + if (!test_bit(PG_dcache_clean, &page->flags)) { sync_icache_aliases((unsigned long)page_address(page), (unsigned long)page_address(page) + |