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mm: bugfix #133: MapArea::copy_data does not need &mut PageTable

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This commit is contained in:
Yifan Wu 2024-06-30 20:09:43 +08:00
parent a5d292f0c2
commit a5cec847a3
1 changed files with 2 additions and 2 deletions
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4
os/src/mm/memory_set.rs
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@ -77,7 +77,7 @@ impl MemorySet {
pub fn push(&mut self, mut map_area: MapArea, data: Option<&[u8]>) { pub fn push(&mut self, mut map_area: MapArea, data: Option<&[u8]>) {
map_area.map(&mut self.page_table); map_area.map(&mut self.page_table);
if let Some(data) = data { if let Some(data) = data {
map_area.copy_data(&mut self.page_table, data); map_area.copy_data(&self.page_table, data);
} }
self.areas.push(map_area); self.areas.push(map_area);
} }
@ -316,7 +316,7 @@ impl MapArea {
} }
/// data: start-aligned but maybe with shorter length /// data: start-aligned but maybe with shorter length
/// assume that all frames were cleared before /// assume that all frames were cleared before
pub fn copy_data(&mut self, page_table: &mut PageTable, data: &[u8]) { pub fn copy_data(&mut self, page_table: &PageTable, data: &[u8]) {
assert_eq!(self.map_type, MapType::Framed); assert_eq!(self.map_type, MapType::Framed);
let mut start: usize = 0; let mut start: usize = 0;
let mut current_vpn = self.vpn_range.get_start(); let mut current_vpn = self.vpn_range.get_start();