diff options
| author | Chuanhua Han <hanchuanhua@oppo.com> | 2022-03-31 19:43:20 -0700 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-04-20 17:36:58 -0700 |
| commit | 7da9ca3f5b1e435eddcf539d60c0975d98dfa4b9 (patch) | |
| tree | 971eac979a6697cbc5f0d0b3a492382e34710a12 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | 3123109284176b1532874591f7c81f3837bbdc17 (diff) | |
riscv: mm: Remove the copy operation of pmd
Since all processes share the kernel address space,
we only need to copy pgd in case of a vmalloc page
fault exception, the other levels of page tables are
shared, so the operation of copying pmd is unnecessary.
Signed-off-by: Chuanhua Han <hanchuanhua@oppo.com>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions