mmtk/util/os/imp/unix_like/linux_like/
linux.rs

1use crate::util::address::Address;
2use crate::util::os::imp::unix_like::linux_like::linux_common;
3use crate::util::os::imp::unix_like::unix_common;
4use crate::util::os::*;
5
6use std::io::Result;
7
8/// Linux implementation of the `OS` trait.
9pub struct Linux;
10
11impl OSMemory for Linux {
12    fn dzmmap(
13        start: Address,
14        size: usize,
15        strategy: MmapStrategy,
16        annotation: &MmapAnnotation<'_>,
17    ) -> MmapResult<Address> {
18        linux_common::dzmmap(start, size, strategy, annotation)
19    }
20
21    fn dzmmap_anywhere(
22        size: usize,
23        align: usize,
24        strategy: MmapStrategy,
25        annotation: &MmapAnnotation<'_>,
26    ) -> MmapResult<Address> {
27        linux_common::dzmmap_anywhere(size, align, strategy, annotation)
28    }
29
30    fn dzmmap_preferred(
31        start: Address,
32        size: usize,
33        align: usize,
34        strategy: MmapStrategy,
35        annotation: &MmapAnnotation<'_>,
36    ) -> MmapResult<Address> {
37        linux_common::dzmmap_preferred(start, size, align, strategy, annotation)
38    }
39
40    fn munmap(start: Address, size: usize) -> Result<()> {
41        unix_common::munmap(start, size)
42    }
43
44    fn set_memory_access(start: Address, size: usize, prot: MmapProtection) -> Result<()> {
45        unix_common::mprotect(start, size, prot)
46    }
47
48    fn is_mmap_oom(os_errno: i32) -> bool {
49        unix_common::is_mmap_oom(os_errno)
50    }
51
52    fn panic_if_unmapped(start: Address, size: usize) {
53        linux_common::panic_if_unmapped(start, size)
54    }
55}
56
57impl OSProcess for Linux {
58    type ProcessIDType = unix_common::ProcessIDType;
59    type ThreadIDType = unix_common::ThreadIDType;
60
61    fn get_process_memory_maps() -> Result<String> {
62        linux_common::get_process_memory_maps()
63    }
64
65    fn get_process_id() -> Result<Self::ProcessIDType> {
66        unix_common::get_process_id()
67    }
68
69    fn get_thread_id() -> Result<Self::ThreadIDType> {
70        unix_common::get_thread_id()
71    }
72
73    fn get_total_num_cpus() -> CoreNum {
74        linux_common::get_total_num_cpus()
75    }
76
77    fn bind_current_thread_to_core(core_id: CoreId) {
78        linux_common::bind_current_thread_to_core(core_id)
79    }
80
81    fn bind_current_thread_to_cpuset(core_ids: &[CoreId]) {
82        linux_common::bind_current_thread_to_cpuset(core_ids)
83    }
84}
mmtk/util/os/imp/unix_like/linux_like/linux.rs

mmtk/util/os/imp/unix_like/linux_like/
linux.rs
