From: Sean Christopherson <seanjc@google.com>
To: Vipin Sharma <vipinsh@google.com>
Cc: "Michal Koutný" <mkoutny@suse.com>,
thomas.lendacky@amd.com, brijesh.singh@amd.com, tj@kernel.org,
rdunlap@infradead.org, jon.grimm@amd.com,
eric.vantassell@amd.com, pbonzini@redhat.com, hannes@cmpxchg.org,
frankja@linux.ibm.com, borntraeger@de.ibm.com, corbet@lwn.net,
vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com,
joro@8bytes.org, tglx@linutronix.de, mingo@redhat.com,
bp@alien8.de, hpa@zytor.com, gingell@google.com,
rientjes@google.com, dionnaglaze@google.com, kvm@vger.kernel.org,
x86@kernel.org, cgroups@vger.kernel.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [Patch v3 1/2] cgroup: sev: Add misc cgroup controller
Date: Fri, 12 Mar 2021 12:51:25 -0800 [thread overview]
Message-ID: <YEvUTatAjIoP7dPD@google.com> (raw)
In-Reply-To: <YEvFldKZ8YQM+t2q@google.com>
On Fri, Mar 12, 2021, Vipin Sharma wrote:
> On Thu, Mar 11, 2021 at 07:59:03PM +0100, Michal Koutný wrote:
> > > +#ifndef CONFIG_KVM_AMD_SEV
> > > +/*
> > > + * When this config is not defined, SEV feature is not supported and APIs in
> > > + * this file are not used but this file still gets compiled into the KVM AMD
> > > + * module.
> > > + *
> > > + * We will not have MISC_CG_RES_SEV and MISC_CG_RES_SEV_ES entries in the enum
> > > + * misc_res_type {} defined in linux/misc_cgroup.h.
> > BTW, was there any progress on conditioning sev.c build on
> > CONFIG_KVM_AMD_SEV? (So that the defines workaround isn't needeed.)
>
> Tom, Brijesh,
> Is this something you guys thought about or have some plans to do in the
> future? Basically to not include sev.c in compilation if
> CONFIG_KVM_AMD_SEV is disabled.
It's crossed my mind, but the number of stubs needed made me back off. I'm
certainly not opposed to the idea, it's just not a trivial change.
next prev parent reply other threads:[~2021-03-12 20:52 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-04 23:19 [Patch v3 0/2] cgroup: New misc cgroup controller Vipin Sharma
2021-03-04 23:19 ` [Patch v3 1/2] cgroup: sev: Add " Vipin Sharma
2021-03-11 18:59 ` Michal Koutný
2021-03-12 19:07 ` Vipin Sharma
2021-03-15 18:34 ` Michal Koutný
2021-03-12 19:48 ` Vipin Sharma
2021-03-12 20:51 ` Sean Christopherson [this message]
2021-03-12 21:18 ` Tom Lendacky
2021-03-19 21:28 ` Jacob Pan
2021-03-22 18:54 ` Vipin Sharma
2021-03-24 16:17 ` Jacob Pan
2021-03-24 22:09 ` Vipin Sharma
2021-03-04 23:19 ` [Patch v3 2/2] cgroup: sev: Miscellaneous cgroup documentation Vipin Sharma
2021-03-07 12:48 ` [Patch v3 0/2] cgroup: New misc cgroup controller Tejun Heo
2021-03-11 18:58 ` Michal Koutný
2021-03-11 19:39 ` Tejun Heo
2021-03-12 17:49 ` Vipin Sharma
2021-03-15 19:10 ` Michal Koutný
2021-03-22 18:24 ` Vipin Sharma
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