mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-30 14:19:16 +00:00
MIPS: KVM: Fix a build warning about variable set but not used
[ Upstream commit83767a67e7
] After commit411740f542
("KVM: MIPS/MMU: Implement KVM_CAP_SYNC_MMU") old_pte is no longer used in kvm_mips_map_page(). So remove it to fix a build warning about variable set but not used: arch/mips/kvm/mmu.c: In function 'kvm_mips_map_page': >> arch/mips/kvm/mmu.c:701:29: warning: variable 'old_pte' set but not used [-Wunused-but-set-variable] 701 | pte_t *ptep, entry, old_pte; | ^~~~~~~ Cc: stable@vger.kernel.org Fixes:411740f542
("KVM: MIPS/MMU: Implement KVM_CAP_SYNC_MMU") Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202310070530.aARZCSfh-lkp@intel.com/ Signed-off-by: Huacai Chen <chenhuacai@loongson.cn> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
parent
e9c3d6b09c
commit
8bdcaa7c03
1 changed files with 1 additions and 2 deletions
|
@ -593,7 +593,7 @@ static int kvm_mips_map_page(struct kvm_vcpu *vcpu, unsigned long gpa,
|
||||||
gfn_t gfn = gpa >> PAGE_SHIFT;
|
gfn_t gfn = gpa >> PAGE_SHIFT;
|
||||||
int srcu_idx, err;
|
int srcu_idx, err;
|
||||||
kvm_pfn_t pfn;
|
kvm_pfn_t pfn;
|
||||||
pte_t *ptep, entry, old_pte;
|
pte_t *ptep, entry;
|
||||||
bool writeable;
|
bool writeable;
|
||||||
unsigned long prot_bits;
|
unsigned long prot_bits;
|
||||||
unsigned long mmu_seq;
|
unsigned long mmu_seq;
|
||||||
|
@ -665,7 +665,6 @@ static int kvm_mips_map_page(struct kvm_vcpu *vcpu, unsigned long gpa,
|
||||||
entry = pfn_pte(pfn, __pgprot(prot_bits));
|
entry = pfn_pte(pfn, __pgprot(prot_bits));
|
||||||
|
|
||||||
/* Write the PTE */
|
/* Write the PTE */
|
||||||
old_pte = *ptep;
|
|
||||||
set_pte(ptep, entry);
|
set_pte(ptep, entry);
|
||||||
|
|
||||||
err = 0;
|
err = 0;
|
||||||
|
|
Loading…
Reference in a new issue