[PATCH 1/4] riscv: drop cpufeature_apply_feature tracking variable
Heiko Stuebner
heiko at sntech.de
Wed May 18 10:02:51 PDT 2022
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 at intel.com>
Signed-off-by: Heiko Stuebner <heiko at sntech.de>
---
arch/riscv/kernel/cpufeature.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
index dea3ea19deee..b33564df81e1 100644
--- a/arch/riscv/kernel/cpufeature.c
+++ b/arch/riscv/kernel/cpufeature.c
@@ -294,7 +294,6 @@ 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;
@@ -308,10 +307,8 @@ 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
--
2.35.1
More information about the linux-riscv
mailing list