On Mon, 1 Feb 2021 06:29:50 +0000 (UTC), Christophe Leroy wrote: > On book3s/32, page protection is defined by the PP bits in the PTE > which provide the following protection depending on the access > keys defined in the matching segment register: > - PP 00 means RW with key 0 and N/A with key 1. > - PP 01 means RW with key 0 and RO with key 1. > - PP 10 means RW with both key 0 and key 1. > - PP 11 means RO with both key 0 and key 1. > > [...]
Applied to powerpc/fixes. [1/1] powerpc/603: Fix protection of user pages mapped with PROT_NONE https://git.kernel.org/powerpc/c/c119565a15a628efdfa51352f9f6c5186e506a1c cheers