diff options
Diffstat (limited to 'arch/riscv/mm/cacheflush.c')
| -rw-r--r-- | arch/riscv/mm/cacheflush.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c index 57b40a350420..3cc07ed45aeb 100644 --- a/arch/riscv/mm/cacheflush.c +++ b/arch/riscv/mm/cacheflush.c @@ -83,6 +83,13 @@ void flush_icache_pte(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_and_set_bit(PG_dcache_clean, &page->flags)) flush_icache_all(); } |