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author | Bixuan Cui <cuibixuan@linux.alibaba.com> | 2021-10-27 10:20:53 +0300 |
---|---|---|
committer | Anup Patel <anup@brainfault.org> | 2021-11-01 15:05:17 +0300 |
commit | bbd5ba8db7662dbfcc15204eb105cd0c2971a47c (patch) | |
tree | ffa6c7bbb755e0c2bd9b1075e4798063285f3aaf /arch/riscv/kvm | |
parent | 7b161d9cab5d2c853b8861b2ad21bcd79d669fe3 (diff) | |
download | linux-bbd5ba8db7662dbfcc15204eb105cd0c2971a47c.tar.xz |
RISC-V: KVM: fix boolreturn.cocci warnings
Fix boolreturn.cocci warnings:
./arch/riscv/kvm/mmu.c:603:9-10: WARNING: return of 0/1 in function
'kvm_age_gfn' with return type bool
./arch/riscv/kvm/mmu.c:582:9-10: WARNING: return of 0/1 in function
'kvm_set_spte_gfn' with return type bool
./arch/riscv/kvm/mmu.c:621:9-10: WARNING: return of 0/1 in function
'kvm_test_age_gfn' with return type bool
./arch/riscv/kvm/mmu.c:568:9-10: WARNING: return of 0/1 in function
'kvm_unmap_gfn_range' with return type bool
Signed-off-by: Bixuan Cui <cuibixuan@linux.alibaba.com>
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Diffstat (limited to 'arch/riscv/kvm')
-rw-r--r-- | arch/riscv/kvm/mmu.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c index 3a00c2df7640..d81bae8eb55e 100644 --- a/arch/riscv/kvm/mmu.c +++ b/arch/riscv/kvm/mmu.c @@ -565,12 +565,12 @@ out: bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range) { if (!kvm->arch.pgd) - return 0; + return false; stage2_unmap_range(kvm, range->start << PAGE_SHIFT, (range->end - range->start) << PAGE_SHIFT, range->may_block); - return 0; + return false; } bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) @@ -579,7 +579,7 @@ bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) kvm_pfn_t pfn = pte_pfn(range->pte); if (!kvm->arch.pgd) - return 0; + return false; WARN_ON(range->end - range->start != 1); @@ -587,10 +587,10 @@ bool kvm_set_spte_gfn(struct kvm *kvm, struct kvm_gfn_range *range) __pfn_to_phys(pfn), PAGE_SIZE, true, true); if (ret) { kvm_debug("Failed to map stage2 page (error %d)\n", ret); - return 1; + return true; } - return 0; + return false; } bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) @@ -600,13 +600,13 @@ bool kvm_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) u64 size = (range->end - range->start) << PAGE_SHIFT; if (!kvm->arch.pgd) - return 0; + return false; WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PGDIR_SIZE); if (!stage2_get_leaf_entry(kvm, range->start << PAGE_SHIFT, &ptep, &ptep_level)) - return 0; + return false; return ptep_test_and_clear_young(NULL, 0, ptep); } @@ -618,13 +618,13 @@ bool kvm_test_age_gfn(struct kvm *kvm, struct kvm_gfn_range *range) u64 size = (range->end - range->start) << PAGE_SHIFT; if (!kvm->arch.pgd) - return 0; + return false; WARN_ON(size != PAGE_SIZE && size != PMD_SIZE && size != PGDIR_SIZE); if (!stage2_get_leaf_entry(kvm, range->start << PAGE_SHIFT, &ptep, &ptep_level)) - return 0; + return false; return pte_young(*ptep); } |