diff options
| author | Juergen Gross <jgross@suse.com> | 2026-06-08 07:17:34 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2026-06-08 10:01:49 +0200 |
| commit | 5ad93d5cd69392e35b6d3e4dcfc5d07c2b4afa4b (patch) | |
| tree | 7b2565881bf99b185caf31693448c91bfc33028d | |
| parent | 40b57cfbd29ec71a7a401d1836fe5c94a6f2e230 (diff) | |
x86/msr: Remove rdmsr_on_cpu()
rdmsr_on_cpu() has no users left. Delete it.
Tested-by: K Prateek Nayak <kprateek.nayak@amd.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Link: https://patch.msgid.link/20260608051741.3207435-5-jgross@suse.com
| -rw-r--r-- | arch/x86/include/asm/msr.h | 6 | ||||
| -rw-r--r-- | arch/x86/lib/msr-smp.c | 16 |
2 files changed, 0 insertions, 22 deletions
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index d5985d6fdaf9..22f914f7affe 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -256,7 +256,6 @@ int msr_set_bit(u32 msr, u8 bit); int msr_clear_bit(u32 msr, u8 bit); #ifdef CONFIG_SMP -int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); int rdmsrq_on_cpu(unsigned int cpu, u32 msr_no, u64 *q); int wrmsrq_on_cpu(unsigned int cpu, u32 msr_no, u64 q); @@ -269,11 +268,6 @@ int wrmsrq_safe_on_cpu(unsigned int cpu, u32 msr_no, u64 q); int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]); int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]); #else /* CONFIG_SMP */ -static inline int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - rdmsr(msr_no, *l, *h); - return 0; -} static inline int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h) { wrmsr(msr_no, l, h); diff --git a/arch/x86/lib/msr-smp.c b/arch/x86/lib/msr-smp.c index b8f63419e6ae..65658e8877e6 100644 --- a/arch/x86/lib/msr-smp.c +++ b/arch/x86/lib/msr-smp.c @@ -31,22 +31,6 @@ static void __wrmsr_on_cpu(void *info) wrmsr(rv->msr_no, reg->l, reg->h); } -int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h) -{ - int err; - struct msr_info rv; - - memset(&rv, 0, sizeof(rv)); - - rv.msr_no = msr_no; - err = smp_call_function_single(cpu, __rdmsr_on_cpu, &rv, 1); - *l = rv.reg.l; - *h = rv.reg.h; - - return err; -} -EXPORT_SYMBOL(rdmsr_on_cpu); - int rdmsrq_on_cpu(unsigned int cpu, u32 msr_no, u64 *q) { int err; |