linux-kernel - Re: [PATCH v3 04/26] coco/tdx-host: Introduce a "tdx

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Message-ID: <aXsLtC3Kc+tpD8VQ@yilunxu-OptiPlex-7050>
Date: Thu, 29 Jan 2026 15:26:44 +0800
From: Xu Yilun <yilun.xu@...ux.intel.com>
To: Binbin Wu <binbin.wu@...ux.intel.com>
Cc: Chao Gao <chao.gao@...el.com>, linux-coco@...ts.linux.dev,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org, x86@...nel.org,
	reinette.chatre@...el.com, ira.weiny@...el.com, kai.huang@...el.com,
	dan.j.williams@...el.com, sagis@...gle.com, vannapurve@...gle.com,
	paulmck@...nel.org, nik.borisov@...e.com, zhenzhong.duan@...el.com,
	seanjc@...gle.com, rick.p.edgecombe@...el.com, kas@...nel.org,
	dave.hansen@...ux.intel.com, vishal.l.verma@...el.com,
	Jonathan Cameron <jonathan.cameron@...wei.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH v3 04/26] coco/tdx-host: Introduce a "tdx_host" device

> > index cb52021912b3..b323b0ae4f82 100644
> > --- a/drivers/virt/coco/Makefile
> > +++ b/drivers/virt/coco/Makefile
> > @@ -6,6 +6,7 @@ obj-$(CONFIG_EFI_SECRET)	+= efi_secret/
> >  obj-$(CONFIG_ARM_PKVM_GUEST)	+= pkvm-guest/
> >  obj-$(CONFIG_SEV_GUEST)		+= sev-guest/
> >  obj-$(CONFIG_INTEL_TDX_GUEST)	+= tdx-guest/
> > +obj-$(CONFIG_INTEL_TDX_HOST)	+= tdx-host/
> 
> IIUC, the folder name "tdx-host" here stands for TDX host services?

Yes. But I think it is fine here to express "seach into the folder if
dependency meets".

For this patch,

Reviewed-by: Xu Yilun <yilun.xu@...ux.intel.com>

> Should it use CONFIG_TDX_HOST_SERVICES here?