diff options
| author | Pedro Demarchi Gomes <pedrodemargomes@gmail.com> | 2025-10-04 00:02:10 -0300 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2025-10-20 06:30:28 -0700 |
| commit | 765fcd7c0753cc62d0a839cbd8355cfaf57a7eb6 (patch) | |
| tree | b7185c3066c5060169a5e97832ff72e64628e2fd /virt | |
| parent | 3f1078a445d9038532a572ff643a826ed9335259 (diff) | |
KVM: guest_memfd: use folio_nr_pages() instead of shift operation
folio_nr_pages() is a faster helper function to get the number of pages when
NR_PAGES_IN_LARGE_FOLIO is enabled.
Signed-off-by: Pedro Demarchi Gomes <pedrodemargomes@gmail.com>
Link: https://lore.kernel.org/r/20251004030210.49080-1-pedrodemargomes@gmail.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/guest_memfd.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/virt/kvm/guest_memfd.c b/virt/kvm/guest_memfd.c index caa87efc8f7a..9017e4d77c53 100644 --- a/virt/kvm/guest_memfd.c +++ b/virt/kvm/guest_memfd.c @@ -82,9 +82,9 @@ static int kvm_gmem_prepare_folio(struct kvm *kvm, struct kvm_memory_slot *slot, * The order will be passed when creating the guest_memfd, and * checked when creating memslots. */ - WARN_ON(!IS_ALIGNED(slot->gmem.pgoff, 1 << folio_order(folio))); + WARN_ON(!IS_ALIGNED(slot->gmem.pgoff, folio_nr_pages(folio))); index = kvm_gmem_get_index(slot, gfn); - index = ALIGN_DOWN(index, 1 << folio_order(folio)); + index = ALIGN_DOWN(index, folio_nr_pages(folio)); r = __kvm_gmem_prepare_folio(kvm, slot, index, folio); if (!r) kvm_gmem_mark_prepared(folio); |