diff options
| author | Olof Johansson <olof@lixom.net> | 2019-12-05 13:16:58 -0800 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2019-12-05 13:18:54 -0800 |
| commit | 942e6f8a8314e5550e254519dfba4ccd5170421d (patch) | |
| tree | 75ec655b440fbc1c454247af38b5596dd8c78de9 /arch/microblaze/mm/pgtable.c | |
| parent | 336bab731be76a90291697e51d2aed0ad67d7cb5 (diff) | |
| parent | b08baef02b26cf7c2123e4a24a2fa1fb7a593ffb (diff) | |
Merge mainline/master into arm/fixes
This brings in the mainline tree right after armsoc contents was merged
this release cycle, so that we can re-run savedefconfig, etc.
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/microblaze/mm/pgtable.c')
| -rw-r--r-- | arch/microblaze/mm/pgtable.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/microblaze/mm/pgtable.c b/arch/microblaze/mm/pgtable.c index 010bb9cee2e4..68c26cacd930 100644 --- a/arch/microblaze/mm/pgtable.c +++ b/arch/microblaze/mm/pgtable.c @@ -134,11 +134,16 @@ EXPORT_SYMBOL(iounmap); int map_page(unsigned long va, phys_addr_t pa, int flags) { + p4d_t *p4d; + pud_t *pud; pmd_t *pd; pte_t *pg; int err = -ENOMEM; + /* Use upper 10 bits of VA to index the first level map */ - pd = pmd_offset(pgd_offset_k(va), va); + p4d = p4d_offset(pgd_offset_k(va), va); + pud = pud_offset(p4d, va); + pd = pmd_offset(pud, va); /* Use middle 10 bits of VA to index the second-level map */ pg = pte_alloc_kernel(pd, va); /* from powerpc - pgtable.c */ /* pg = pte_alloc_kernel(&init_mm, pd, va); */ @@ -188,13 +193,17 @@ void __init mapin_ram(void) static int get_pteptr(struct mm_struct *mm, unsigned long addr, pte_t **ptep) { pgd_t *pgd; + p4d_t *p4d; + pud_t *pud; pmd_t *pmd; pte_t *pte; int retval = 0; pgd = pgd_offset(mm, addr & PAGE_MASK); if (pgd) { - pmd = pmd_offset(pgd, addr & PAGE_MASK); + p4d = p4d_offset(pgd, addr & PAGE_MASK); + pud = pud_offset(p4d, addr & PAGE_MASK); + pmd = pmd_offset(pud, addr & PAGE_MASK); if (pmd_present(*pmd)) { pte = pte_offset_kernel(pmd, addr & PAGE_MASK); if (pte) { |