Unverified Commit 237c0ee4 authored by Heiko Stuebner's avatar Heiko Stuebner Committed by Palmer Dabbelt
Browse files

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: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Reviewed-by: default avatarGuo Ren <guoren@kernel.org>
Link: https://lore.kernel.org/r/20220526205646.258337-2-heiko@sntech.de


Fixes: ff689fd2 ("riscv: add RISC-V Svpbmt extension support")
Signed-off-by: default avatarPalmer Dabbelt <palmer@rivosinc.com>
parent 21f356f9

arch/riscv/kernel/cpufeature.c

+1 −4
Original line number Diff line number Diff line
@@ -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