diff options
| author | Jisheng Zhang <[email protected]> | 2023-12-20 01:50:43 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <[email protected]> | 2024-01-24 15:55:53 -0800 |
| commit | 8246601a7d391ce8207408149d65732f28af81a1 (patch) | |
| tree | a08496c95014aa0faea47d149bf63e047e550b59 /scripts/gdb/linux/modules.py | |
| parent | b85ea95d086471afb4ad062012a4d73cd328fa86 (diff) | |
riscv: tlb: fix __p*d_free_tlb()
If non-leaf PTEs I.E pmd, pud or p4d is modified, a sfence.vma is
a must for safe, imagine if an implementation caches the non-leaf
translation in TLB, although I didn't meet this HW so far, but it's
possible in theory.
Signed-off-by: Jisheng Zhang <[email protected]>
Fixes: c5e9b2c2ae82 ("riscv: Improve tlb_flush()")
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Palmer Dabbelt <[email protected]>
Diffstat (limited to 'scripts/gdb/linux/modules.py')
0 files changed, 0 insertions, 0 deletions