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| author | Alexandre Ghiti <alexandre.ghiti@canonical.com> | 2021-12-06 13:46:45 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-01-20 04:54:04 +0300 |
| commit | f7ae02333d13f598da6ff6b94cf643255707f752 (patch) | |
| tree | 79501e09f6e7b89f1d613fa37b50d24602aef2e4 /arch/riscv/Kconfig | |
| parent | db1503d355a79d1d4255a9996f20e72848b74a56 (diff) | |
| download | linux-f7ae02333d13f598da6ff6b94cf643255707f752.tar.xz | |
riscv: Move KASAN mapping next to the kernel mapping
Now that KASAN_SHADOW_OFFSET is defined at compile time as a config,
this value must remain constant whatever the size of the virtual address
space, which is only possible by pushing this region at the end of the
address space next to the kernel mapping.
Signed-off-by: Alexandre Ghiti <alexandre.ghiti@canonical.com>
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/Kconfig')
| -rw-r--r-- | arch/riscv/Kconfig | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 7a68a4106e5a..7f8aea333291 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -160,12 +160,12 @@ config PAGE_OFFSET hex default 0xC0000000 if 32BIT default 0x80000000 if 64BIT && !MMU - default 0xffffffe000000000 if 64BIT + default 0xffffffd800000000 if 64BIT config KASAN_SHADOW_OFFSET hex depends on KASAN_GENERIC - default 0xdfffffc800000000 if 64BIT + default 0xdfffffff00000000 if 64BIT default 0xffffffff if 32BIT config ARCH_FLATMEM_ENABLE |