diff options
| author | Marc Zyngier <maz@kernel.org> | 2021-06-18 17:30:39 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-06-18 17:30:39 +0100 |
| commit | 85c653fcc6353b44ee6cad18746be5bb2b08be42 (patch) | |
| tree | a9f5e507598f6cca7c0d574beb72bb27036184ed /arch/arm64/kvm/hyp/pgtable.c | |
| parent | cb5faa8c7df02a83dd18d8b5c4090a69e93523ec (diff) | |
| parent | fade9c2c6ee2baea7df8e6059b3f143c681e5ce4 (diff) | |
| download | linux-85c653fcc6353b44ee6cad18746be5bb2b08be42.tar.gz | |
Merge branch arm64/for-next/caches into kvmarm-master/next
arm64 cache management function cleanup from Fuad Tabba, shared with the arm64 tree. * arm64/for-next/caches: arm64: Rename arm64-internal cache maintenance functions arm64: Fix cache maintenance function comments arm64: sync_icache_aliases to take end parameter instead of size arm64: __clean_dcache_area_pou to take end parameter instead of size arm64: __clean_dcache_area_pop to take end parameter instead of size arm64: __clean_dcache_area_poc to take end parameter instead of size arm64: __flush_dcache_area to take end parameter instead of size arm64: dcache_by_line_op to take end parameter instead of size arm64: __inval_dcache_area to take end parameter instead of size arm64: Fix comments to refer to correct function __flush_icache_range arm64: Move documentation of dcache_by_line_op arm64: assembler: remove user_alt arm64: Downgrade flush_icache_range to invalidate arm64: Do not enable uaccess for invalidate_icache_range arm64: Do not enable uaccess for flush_icache_range arm64: Apply errata to swsusp_arch_suspend_exit arm64: assembler: add conditional cache fixups arm64: assembler: replace `kaddr` with `addr` Signed-off-by: Marc Zyngier <maz@kernel.org>
Diffstat (limited to 'arch/arm64/kvm/hyp/pgtable.c')
| -rw-r--r-- | arch/arm64/kvm/hyp/pgtable.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c index 72f1d8f50094..05321f4165e3 100644 --- a/arch/arm64/kvm/hyp/pgtable.c +++ b/arch/arm64/kvm/hyp/pgtable.c @@ -853,8 +853,11 @@ static int stage2_unmap_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, stage2_put_pte(ptep, mmu, addr, level, mm_ops); if (need_flush) { - __flush_dcache_area(kvm_pte_follow(pte, mm_ops), - kvm_granule_size(level)); + kvm_pte_t *pte_follow = kvm_pte_follow(pte, mm_ops); + + dcache_clean_inval_poc((unsigned long)pte_follow, + (unsigned long)pte_follow + + kvm_granule_size(level)); } if (childp) @@ -1014,11 +1017,15 @@ static int stage2_flush_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, struct kvm_pgtable *pgt = arg; struct kvm_pgtable_mm_ops *mm_ops = pgt->mm_ops; kvm_pte_t pte = *ptep; + kvm_pte_t *pte_follow; if (!kvm_pte_valid(pte) || !stage2_pte_cacheable(pgt, pte)) return 0; - __flush_dcache_area(kvm_pte_follow(pte, mm_ops), kvm_granule_size(level)); + pte_follow = kvm_pte_follow(pte, mm_ops); + dcache_clean_inval_poc((unsigned long)pte_follow, + (unsigned long)pte_follow + + kvm_granule_size(level)); return 0; } |