Messages in this thread | ![/](/images/icornerl.gif) | | From | Catalin Marinas <> | Subject | Re: [PATCH V3] arm64/mm: Intercept pfn changes in set_pte_at() | Date | Tue, 31 Jan 2023 16:28:38 +0000 |
| |
On Mon, 30 Jan 2023 17:44:57 +0530, Anshuman Khandual wrote: > Changing pfn on a user page table mapped entry, without first going through > break-before-make (BBM) procedure is unsafe. This just updates set_pte_at() > to intercept such changes, via an updated pgattr_change_is_safe(). This new > check happens via __check_racy_pte_update(), which has now been renamed as > __check_safe_pte_update(). > > > [...]
Applied to arm64 (for-next/misc), thanks!
[1/1] arm64/mm: Intercept pfn changes in set_pte_at() https://git.kernel.org/arm64/c/004fc58f917c
-- Catalin
| ![\](/images/icornerr.gif) |