diff options
| author |   Ard Biesheuvel <ardb@kernel.org> | 2021-03-10 11:49:40 +0100 |
|---|---|---|
| committer |   Catalin Marinas <catalin.marinas@arm.com> | 2021-03-19 18:47:15 +0000 |
| commit | c1fd78a77704318de34ba4b780cd99a5ef96d162 (patch) | |
| tree | afca95cd036effc91b6fc80ef0b7fa50e21d46d7 /arch/arm64/mm/mmu.c | |
| parent | Linux 5.12-rc3 (diff) | |
| download | linux-dev-c1fd78a77704318de34ba4b780cd99a5ef96d162.tar.xz linux-dev-c1fd78a77704318de34ba4b780cd99a5ef96d162.zip | |
arm64: mm: add missing P4D definitions and use them consistently
Even though level 0, 1 and 2 descriptors share the same attribute
encodings, let's be a bit more consistent about using the right one at
the right level. So add new macros for level 0/P4D definitions, and
clean up some inconsistencies involving these macros.
Acked-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20210310104942.174584-2-ardb@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/mm/mmu.c')
| -rw-r--r-- | arch/arm64/mm/mmu.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index 7484ea4f6ba0..82da0cd78326 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -309,7 +309,7 @@ static void alloc_init_pud(pgd_t *pgdp, unsigned long addr, unsigned long end, phys_addr_t pud_phys; BUG_ON(!pgtable_alloc); pud_phys = pgtable_alloc(PUD_SHIFT); - __p4d_populate(p4dp, pud_phys, PUD_TYPE_TABLE); + __p4d_populate(p4dp, pud_phys, P4D_TYPE_TABLE); p4d = READ_ONCE(*p4dp); } BUG_ON(p4d_bad(p4d)); @@ -1210,11 +1210,11 @@ void __init early_fixmap_init(void) pudp = pud_offset_kimg(p4dp, addr); } else { if (p4d_none(p4d)) - __p4d_populate(p4dp, __pa_symbol(bm_pud), PUD_TYPE_TABLE); + __p4d_populate(p4dp, __pa_symbol(bm_pud), P4D_TYPE_TABLE); pudp = fixmap_pud(addr); } if (pud_none(READ_ONCE(*pudp))) - __pud_populate(pudp, __pa_symbol(bm_pmd), PMD_TYPE_TABLE); + __pud_populate(pudp, __pa_symbol(bm_pmd), PUD_TYPE_TABLE); pmdp = fixmap_pmd(addr); __pmd_populate(pmdp, __pa_symbol(bm_pte), PMD_TYPE_TABLE); |