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riscv: drop cpufeature_apply_feature tracking variable 

The variable was tracking which feature patches got applied
but that information was never actually used - and thus resulted
in a warning as well.

Drop the variable.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Guo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20220526205646.258337-2-heiko@sntech.de
Fixes: ff689fd21c ("riscv: add RISC-V Svpbmt extension support")
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Heiko Stuebner 2022-05-26 22:56:42 +02:00 committed by Palmer Dabbelt
parent 21f356f990
commit 237c0ee474
No known key found for this signature in database
GPG Key ID: 2E1319F35FBB1889
1 changed files with 1 additions and 4 deletions
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5
arch/riscv/kernel/cpufeature.c
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@ -293,7 +293,6 @@ void __init_or_module riscv_cpufeature_patch_func(struct alt_entry *begin,
unsigned int stage)
{
u32 cpu_req_feature = cpufeature_probe(stage);
u32 cpu_apply_feature = 0;
struct alt_entry *alt;
u32 tmp;
@ -307,10 +306,8 @@ void __init_or_module riscv_cpufeature_patch_func(struct alt_entry *begin,
}
tmp = (1U << alt->errata_id);
if (cpu_req_feature & tmp) {
if (cpu_req_feature & tmp)
patch_text_nosync(alt->old_ptr, alt->alt_ptr, alt->alt_len);
cpu_apply_feature |= tmp;
}
}
}
#endif