diff options
| author | Jisheng Zhang <jszhang@kernel.org> | 2023-01-29 01:28:56 +0800 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2023-01-31 23:29:45 -0800 |
| commit | 03966594e1170303c037b0cded35c464a13a4a45 (patch) | |
| tree | 19de0d083c9e604181376ca6942b9768c8afceda /arch/riscv/kernel/cpufeature.c | |
| parent | e8ad17d2b5f38e595d597a3e2419d6d7cc727b17 (diff) | |
riscv: remove riscv_isa_ext_keys[] array and related usage
All users have switched to riscv_has_extension_*, remove unused
definitions, vars and related setting code.
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20230128172856.3814-14-jszhang@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/kernel/cpufeature.c')
| -rw-r--r-- | arch/riscv/kernel/cpufeature.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index 18ea518f9e68..a4f737bc7530 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -29,9 +29,6 @@ unsigned long elf_hwcap __read_mostly; /* Host ISA bitmap */ static DECLARE_BITMAP(riscv_isa, RISCV_ISA_EXT_MAX) __read_mostly; -DEFINE_STATIC_KEY_ARRAY_FALSE(riscv_isa_ext_keys, RISCV_ISA_EXT_KEY_MAX); -EXPORT_SYMBOL(riscv_isa_ext_keys); - /** * riscv_isa_extension_base() - Get base extension word * @@ -267,12 +264,6 @@ void __init riscv_fill_hwcap(void) if (elf_hwcap & BIT_MASK(i)) print_str[j++] = (char)('a' + i); pr_info("riscv: ELF capabilities %s\n", print_str); - - for_each_set_bit(i, riscv_isa, RISCV_ISA_EXT_MAX) { - j = riscv_isa_ext2key(i); - if (j >= 0) - static_branch_enable(&riscv_isa_ext_keys[j]); - } } #ifdef CONFIG_RISCV_ALTERNATIVE |