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Clone grants

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This commit is contained in:
Jeremy Soller 2016-09-20 22:14:08 -06:00
parent 1a3a24c8bb
commit 5757f3436e
4 changed files with 75 additions and 56 deletions
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6
kernel/scheme/user.rs
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@ -89,7 +89,7 @@ impl UserInner {
for i in 0 .. grants.len() {
let start = grants[i].start_address().get();
if to_address + full_size < start {
grants.insert(i, Grant::new(
grants.insert(i, Grant::map_inactive(
VirtualAddress::new(from_address),
VirtualAddress::new(to_address),
full_size,
@ -106,7 +106,7 @@ impl UserInner {
}
}
grants.push(Grant::new(
grants.push(Grant::map_inactive(
VirtualAddress::new(from_address),
VirtualAddress::new(to_address),
full_size,
@ -135,7 +135,7 @@ impl UserInner {
let start = grants[i].start_address().get();
let end = start + grants[i].size();
if address >= start && address < end {
grants.remove(i).destroy(&mut new_table, &mut temporary_page);
grants.remove(i).unmap_inactive(&mut new_table, &mut temporary_page);
return Ok(());
}