Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-23 09:23:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Replace old user space read/write with new APIs

Browse Source
This commit is contained in:
Chen Chengjun
2024-08-09 16:11:43 +08:00
committed by Tate, Hongliang Tian
parent 7ade2fcb57
commit 75da7fd30e
82 changed files with 252 additions and 329 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
kernel/aster-nix/src/syscall/sigaltstack.rs
View File

@ -9,7 +9,6 @@ use crate::{
posix_thread::PosixThreadExt,
signal::{SigStack, SigStackFlags},
},
util::{read_val_from_user, write_val_to_user},
};
pub fn sys_sigaltstack(sig_stack_addr: Vaddr, old_sig_stack_addr: Vaddr) -> Result<SyscallReturn> {
@ -43,7 +42,7 @@ fn get_old_stack(old_sig_stack_addr: Vaddr, old_stack: Option<&SigStack>) -> Res
debug!("old stack = {:?}", old_stack);
let stack = stack_t::from(old_stack.clone());
write_val_to_user(old_sig_stack_addr, &stack)
CurrentUserSpace::get().write_val(old_sig_stack_addr, &stack)
}
fn set_new_stack(sig_stack_addr: Vaddr, old_stack: Option<&SigStack>) -> Result<()> {
@ -58,7 +57,7 @@ fn set_new_stack(sig_stack_addr: Vaddr, old_stack: Option<&SigStack>) -> Result<
}
let new_stack = {
let stack = read_val_from_user::<stack_t>(sig_stack_addr)?;
let stack = CurrentUserSpace::get().read_val::<stack_t>(sig_stack_addr)?;
SigStack::try_from(stack)?
};