linux/arch/riscv
Charlie Jenkins f413aae96c
riscv: Set unaligned access speed at compile time
Introduce Kconfig options to set the kernel unaligned access support.
These options provide a non-portable alternative to the runtime
unaligned access probe.

To support this, the unaligned access probing code is moved into it's
own file and gated behind a new RISCV_PROBE_UNALIGNED_ACCESS_SUPPORT
option.

Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Tested-by: Samuel Holland <samuel.holland@sifive.com>
Link: https://lore.kernel.org/r/20240308-disable_misaligned_probe_config-v9-4-a388770ba0ce@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
2024-03-13 07:30:31 -07:00
..
boot SoC: DT changes for 6.8 2024-01-11 11:23:17 -08:00
configs Merge patch series "RISC-V SBI debug console extension support" 2024-01-11 07:36:27 -08:00
errata Merge patch series "riscv: errata: thead: use riscv_nonstd_cache_ops for CMO" 2024-01-11 07:36:30 -08:00
include riscv: Set unaligned access speed at compile time 2024-03-13 07:30:31 -07:00
kernel riscv: Set unaligned access speed at compile time 2024-03-13 07:30:31 -07:00
kvm Generic: 2024-01-17 13:03:37 -08:00
lib riscv: lib: Introduce has_fast_unaligned_access() 2024-03-13 07:30:28 -07:00
mm RISC-V Patches for the 6.8 Merge Window, Part 4 2024-01-20 11:06:04 -08:00
net bpf: Use arch_bpf_trampoline_size 2023-12-06 17:17:20 -08:00
purgatory riscv: Use SYM_*() assembly macros instead of deprecated ones 2023-11-06 09:42:47 -08:00
tools
Kbuild kexec: rename ARCH_HAS_KEXEC_PURGATORY 2023-08-18 10:18:54 -07:00
Kconfig riscv: Set unaligned access speed at compile time 2024-03-13 07:30:31 -07:00
Kconfig.debug riscv: Add tests for riscv module loading 2023-11-07 14:59:32 -08:00
Kconfig.errata RISC-V Patches for the 6.8 Merge Window, Part 4 2024-01-20 11:06:04 -08:00
Kconfig.socs SoC driver updates for 6.7 2023-11-01 14:46:51 -10:00
Makefile riscv: add dependency among Image(.gz), loader(.bin), and vmlinuz.efi 2024-01-17 18:18:20 -08:00
Makefile.postlink kbuild: remove ARCH_POSTLINK from module builds 2023-10-28 21:10:08 +09:00