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-rw-r--r--src/segmentation.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/segmentation.rs b/src/segmentation.rs
index 6f17c75..f91a6ec 100644
--- a/src/segmentation.rs
+++ b/src/segmentation.rs
@@ -374,6 +374,8 @@ pub struct Descriptor {
impl Descriptor {
+ pub const NULL: Descriptor = Descriptor { lower: 0, upper: 0 };
+
pub(crate) fn apply_builder_settings(&mut self, builder: &DescriptorBuilder) {
builder.dpl.map(|ring| self.set_dpl(ring));
builder.base_limit.map(|(base, limit)| self.set_base_limit(base as u32, limit as u32));