vmlinux.o: warning: objtool: intel_idle_ibrs+0x17: call to spec_ctrl_current() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_ibrs+0x27: call to wrmsrl.constprop.0() leaves .noinstr.text section
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
Acked-by: Frederic Weisbecker <frederic@xxxxxxxxxx>
Tested-by: Tony Lindgren <tony@xxxxxxxxxxx>
Tested-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
---
arch/x86/kernel/cpu/bugs.c | 2 +-
drivers/idle/intel_idle.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -79,7 +79,7 @@ void write_spec_ctrl_current(u64 val, bo
wrmsrl(MSR_IA32_SPEC_CTRL, val);
}
-u64 spec_ctrl_current(void)
+noinstr u64 spec_ctrl_current(void)
{
return this_cpu_read(x86_spec_ctrl_current);
}
--- a/drivers/idle/intel_idle.c
+++ b/drivers/idle/intel_idle.c
@@ -181,12 +181,12 @@ static __cpuidle int intel_idle_ibrs(str
int ret;
if (smt_active)
- wrmsrl(MSR_IA32_SPEC_CTRL, 0);
+ native_wrmsrl(MSR_IA32_SPEC_CTRL, 0);
ret = __intel_idle(dev, drv, index);
if (smt_active)
- wrmsrl(MSR_IA32_SPEC_CTRL, spec_ctrl);
+ native_wrmsrl(MSR_IA32_SPEC_CTRL, spec_ctrl);
return ret;
}
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