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author | Paolo Bonzini <pbonzini@redhat.com> | 2020-11-06 05:25:09 -0500 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-11-15 09:49:13 -0500 |
commit | 2f5414423ef577e9e8bdb227f32d0abdd34e4274 (patch) | |
tree | 1aeff95d9c41b999d5998744aed44b0d3dbb8ffc /virt | |
parent | ff5a983cbb3746d371de2cc95ea7dcfd982b4084 (diff) | |
download | linux-stable-2f5414423ef577e9e8bdb227f32d0abdd34e4274.tar.gz linux-stable-2f5414423ef577e9e8bdb227f32d0abdd34e4274.tar.bz2 linux-stable-2f5414423ef577e9e8bdb227f32d0abdd34e4274.zip |
KVM: remove kvm_clear_guest_page
kvm_clear_guest_page is not used anymore after "KVM: X86: Don't track dirty
for KVM_SET_[TSS_ADDR|IDENTITY_MAP_ADDR]", except from kvm_clear_guest.
We can just inline it in its sole user.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
-rw-r--r-- | virt/kvm/kvm_main.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 2541a17ff1c4..1c7514579861 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2616,23 +2616,16 @@ int kvm_read_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, } EXPORT_SYMBOL_GPL(kvm_read_guest_cached); -int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len) -{ - const void *zero_page = (const void *) __va(page_to_phys(ZERO_PAGE(0))); - - return kvm_write_guest_page(kvm, gfn, zero_page, offset, len); -} -EXPORT_SYMBOL_GPL(kvm_clear_guest_page); - int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len) { + const void *zero_page = (const void *) __va(page_to_phys(ZERO_PAGE(0))); gfn_t gfn = gpa >> PAGE_SHIFT; int seg; int offset = offset_in_page(gpa); int ret; while ((seg = next_segment(len, offset)) != 0) { - ret = kvm_clear_guest_page(kvm, gfn, offset, seg); + ret = kvm_write_guest_page(kvm, gfn, zero_page, offset, len); if (ret < 0) return ret; offset = 0; |