Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-26 02:43:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

Enable handling page fault around

Browse Source
This commit is contained in:
Chen Chengjun
2024-08-28 10:24:44 +08:00
committed by Tate, Hongliang Tian
parent 0c01590981
commit ffc717f00b
7 changed files with 144 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
kernel/src/process/program_loader/elf/load_elf.rs
View File

@ -233,7 +233,9 @@ fn base_map_addr(elf: &Elf, root_vmar: &Vmar<Full>) -> Result<Vaddr> {
"executable file does not has loadable sections",
))?;
let map_size = elf_size.align_up(PAGE_SIZE);
let vmar_map_options = root_vmar.new_map(map_size, VmPerms::empty())?;
let vmar_map_options = root_vmar
.new_map(map_size, VmPerms::empty())?
.handle_page_faults_around();
vmar_map_options.build()
}
@ -333,7 +335,7 @@ fn map_segment_vmo(
.vmo_limit(segment_offset + segment_size)
.can_overwrite(true);
let offset = base_addr + (program_header.virtual_addr as Vaddr).align_down(PAGE_SIZE);
vm_map_options = vm_map_options.offset(offset);
vm_map_options = vm_map_options.offset(offset).handle_page_faults_around();
let map_addr = vm_map_options.build()?;
let anonymous_map_size: usize = if total_map_size > segment_size {