diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2021-02-03 07:58:11 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-02-11 15:35:06 +0300 |
| commit | ec94b9b23d620d40ab2ced094a30c22bb8d69b9f (patch) | |
| tree | 776db752fd3a07e84c9178eae073d8f8c8e7b178 /arch/powerpc/mm/pgtable.c | |
| parent | c7ba2d636342093cfb842f47640e5b62192adfed (diff) | |
| download | linux-ec94b9b23d620d40ab2ced094a30c22bb8d69b9f.tar.xz | |
powerpc/mm: Add PG_dcache_clean to indicate dcache clean state
This just add a better name for PG_arch_1. No functional change in this patch.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210203045812.234439-2-aneesh.kumar@linux.ibm.com
Diffstat (limited to 'arch/powerpc/mm/pgtable.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c index 3a41545e5c07..354611940118 100644 --- a/arch/powerpc/mm/pgtable.c +++ b/arch/powerpc/mm/pgtable.c @@ -82,9 +82,9 @@ static pte_t set_pte_filter_hash(pte_t pte) struct page *pg = maybe_pte_to_page(pte); if (!pg) return pte; - if (!test_bit(PG_arch_1, &pg->flags)) { + if (!test_bit(PG_dcache_clean, &pg->flags)) { flush_dcache_icache_page(pg); - set_bit(PG_arch_1, &pg->flags); + set_bit(PG_dcache_clean, &pg->flags); } } return pte; @@ -117,13 +117,13 @@ static inline pte_t set_pte_filter(pte_t pte) return pte; /* If the page clean, we move on */ - if (test_bit(PG_arch_1, &pg->flags)) + if (test_bit(PG_dcache_clean, &pg->flags)) return pte; /* If it's an exec fault, we flush the cache and make it clean */ if (is_exec_fault()) { flush_dcache_icache_page(pg); - set_bit(PG_arch_1, &pg->flags); + set_bit(PG_dcache_clean, &pg->flags); return pte; } @@ -162,12 +162,12 @@ static pte_t set_access_flags_filter(pte_t pte, struct vm_area_struct *vma, goto bail; /* If the page is already clean, we move on */ - if (test_bit(PG_arch_1, &pg->flags)) + if (test_bit(PG_dcache_clean, &pg->flags)) goto bail; - /* Clean the page and set PG_arch_1 */ + /* Clean the page and set PG_dcache_clean */ flush_dcache_icache_page(pg); - set_bit(PG_arch_1, &pg->flags); + set_bit(PG_dcache_clean, &pg->flags); bail: return pte_mkexec(pte); |