Message ID | 20221223005739.1295925-8-seanjc@google.com |
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State | New |
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Series |
drm/i915/gvt: KVM: KVMGT fixes and page-track cleanups
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Commit Message
Sean Christopherson
Dec. 23, 2022, 12:57 a.m. UTC
Use an "unsigned long" instead of an "int" when iterating over the gfns
in a memslot. The number of pages in the memslot is tracked as an
"unsigned long", e.g. KVMGT could theoretically break if a KVM memslot
larger than 16TiB were deleted (2^32 * 4KiB).
Signed-off-by: Sean Christopherson <seanjc@google.com>
---
drivers/gpu/drm/i915/gvt/kvmgt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index 6f358b4fe406..5d0e029d60d7 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -1635,7 +1635,7 @@ static void kvmgt_page_track_flush_slot(struct kvm *kvm, struct kvm_memory_slot *slot, struct kvm_page_track_notifier_node *node) { - int i; + unsigned long i; gfn_t gfn; struct intel_vgpu *info = container_of(node, struct intel_vgpu, track_node);