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| author | Alexandre Ghiti <alex@ghiti.fr> | 2020-02-20 01:10:23 -0500 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2020-03-05 13:09:59 -0800 |
| commit | 3133287b53ee88444e2294e601d2bad54a798f59 (patch) | |
| tree | c366b2406e666ce7edebe424077e2ef40a069830 /arch/riscv/mm | |
| parent | abc71bf0a70311ab294f97a7f16e8de03718c05a (diff) | |
| download | linux-3133287b53ee88444e2294e601d2bad54a798f59.tar.bz2 | |
riscv: Use p*d_leaf macros to define p*d_huge
The newly introduced p*d_leaf macros allow to check if an entry of the
page table map to a physical page instead of the next level. To avoid
duplication of code, use those macros to determine if a page table entry
points to a hugepage.
Suggested-by: Paul Walmsley <paul.walmsley@sifive.com>
Signed-off-by: Alexandre Ghiti <alex@ghiti.fr>
Reviewed-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch/riscv/mm')
| -rw-r--r-- | arch/riscv/mm/hugetlbpage.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/riscv/mm/hugetlbpage.c b/arch/riscv/mm/hugetlbpage.c index 0d4747e9d5b5..a6189ed36c5f 100644 --- a/arch/riscv/mm/hugetlbpage.c +++ b/arch/riscv/mm/hugetlbpage.c @@ -4,14 +4,12 @@ int pud_huge(pud_t pud) { - return pud_present(pud) && - (pud_val(pud) & (_PAGE_READ | _PAGE_WRITE | _PAGE_EXEC)); + return pud_leaf(pud); } int pmd_huge(pmd_t pmd) { - return pmd_present(pmd) && - (pmd_val(pmd) & (_PAGE_READ | _PAGE_WRITE | _PAGE_EXEC)); + return pmd_leaf(pmd); } static __init int setup_hugepagesz(char *opt) |