| commit | 49c5f9fa145a3957ad66072f3ce24ef736188d8e | [log] [tgz] |
|---|---|---|
| author | Ard Biesheuvel <ardb@kernel.org> | Fri Feb 19 13:24:52 2021 +0100 |
| committer | Ard Biesheuvel <ardb@kernel.org> | Tue Mar 09 14:05:37 2021 +0100 |
| tree | 6a61c496def40f4442275c49771aee0a991c2c82 | |
| parent | 199a1216e5a3669fdfbd03faaec2dbc35e57a83c [diff] |
arm64: mm: remap PTE level user page tables r/o in the linear region Now that all PTE manipulations for user space tables go via the fixmap, we can remap these tables read-only in the linear region so they cannot be corrupted inadvertently. Signed-off-by: Ard Biesheuvel <ardb@kernel.org>