Fix VMO commit address when needs IO

2025-07-23 02:25:30 +00:00 · 2025-07-23 02:25:30 +00:00 · eb64ca1cea
parent 6ecccad3ee
commit eb64ca1cea
1 changed files with 1 additions and 1 deletions
--- a/kernel/src/vm/vmar/vm_mapping.rs
+++ b/kernel/src/vm/vmar/vm_mapping.rs
@ -402,7 +402,7 @@ impl VmMapping {
                Err(VmoCommitError::NeedIo(index)) => {
                    drop(preempt_guard);
                    vmo.commit_on(index, CommitFlags::empty())?;
-                    start_addr = index * PAGE_SIZE + self.map_to_addr;
+                    start_addr = (index * PAGE_SIZE - vmo.offset) + self.map_to_addr;
                    continue 'retry;
                }
                Err(VmoCommitError::Err(e)) => return Err(e),