Re: [PATCH] kvm: add proper frame pointer logic for vmx

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Subject: Re: [PATCH] kvm: add proper frame pointer logic for vmx
From: Qian Cai <cai@xxxxxx>
Date: Tue, 15 Jan 2019 02:04:31 -0500
Cc: sean.j.christopherson@xxxxxxxxx, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, bp@xxxxxxxxx, hpa@xxxxxxxxx, x86@xxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20190115064459.70513-1-cai@lca.pw>
References: <20190115064459.70513-1-cai@lca.pw>
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.3.3


On 1/15/19 1:44 AM, Qian Cai wrote:
> compilation warning since v5.0-rc1,
> 
> arch/x86/kvm/vmx/vmx.o: warning: objtool: vmx_vcpu_run.part.17()+0x3171:
> call without frame pointer save/setup
> 
> Fixes: 453eafbe65f (KVM: VMX: Move VM-Enter + VM-Exit handling to
> non-inline sub-routines)

Oops, wrong fix. Back to square one.

Follow-Ups:
- Re: [PATCH] kvm: add proper frame pointer logic for vmx
  - From: Paolo Bonzini

References:
- [PATCH] kvm: add proper frame pointer logic for vmx
  - From: Qian Cai

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