diff options
Diffstat (limited to 'arch/powerpc/mm/ptdump/ptdump.c')
| -rw-r--r-- | arch/powerpc/mm/ptdump/ptdump.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/powerpc/mm/ptdump/ptdump.c b/arch/powerpc/mm/ptdump/ptdump.c index 5fc880e30175..3209f78297ad 100644 --- a/arch/powerpc/mm/ptdump/ptdump.c +++ b/arch/powerpc/mm/ptdump/ptdump.c @@ -306,9 +306,9 @@ static void walk_pmd(struct pg_state *st, pud_t *pud, unsigned long start) } } -static void walk_pud(struct pg_state *st, pgd_t *pgd, unsigned long start) +static void walk_pud(struct pg_state *st, p4d_t *p4d, unsigned long start) { - pud_t *pud = pud_offset(pgd, 0); + pud_t *pud = pud_offset(p4d, 0); unsigned long addr; unsigned int i; @@ -333,13 +333,15 @@ static void walk_pagetables(struct pg_state *st) * the hash pagetable. */ for (i = pgd_index(addr); i < PTRS_PER_PGD; i++, pgd++, addr += PGDIR_SIZE) { - if (pgd_none(*pgd) || pgd_is_leaf(*pgd)) - note_page(st, addr, 1, pgd_val(*pgd), PGDIR_SIZE); - else if (is_hugepd(__hugepd(pgd_val(*pgd)))) - walk_hugepd(st, (hugepd_t *)pgd, addr, PGDIR_SHIFT, 1); + p4d_t *p4d = p4d_offset(pgd, 0); + + if (p4d_none(*p4d) || p4d_is_leaf(*p4d)) + note_page(st, addr, 1, p4d_val(*p4d), PGDIR_SIZE); + else if (is_hugepd(__hugepd(p4d_val(*p4d)))) + walk_hugepd(st, (hugepd_t *)p4d, addr, PGDIR_SHIFT, 1); else - /* pgd exists */ - walk_pud(st, pgd, addr); + /* p4d exists */ + walk_pud(st, p4d, addr); } } |