From: "Huang, Kai" <kai.huang@intel.com>
To: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Cc: "binbin.wu@linux.intel.com" <binbin.wu@linux.intel.com>,
"Yamahata, Isaku" <isaku.yamahata@intel.com>
Subject: Re: [PATCH] KVM: x86/tdp_mmu: Sprinkle __must_check
Date: Tue, 11 Jun 2024 09:41:14 +0000 [thread overview]
Message-ID: <4552458c1441e3805868fbcf3e95bee4b0d1f2d9.camel@intel.com> (raw)
In-Reply-To: <20240611081124.18170-1-pbonzini@redhat.com>
On Tue, 2024-06-11 at 04:11 -0400, Paolo Bonzini wrote:
> From: Isaku Yamahata <isaku.yamahata@intel.com>
>
> The TDP MMU function __tdp_mmu_set_spte_atomic uses a cmpxchg64 to replace
> the SPTE value and returns -EBUSY on failure. The caller must check the
> return value and retry. Add __must_check to it, as well as to two more
> functions that forward the return value of __tdp_mmu_set_spte_atomic to
> their caller.
>
> Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
> Reviewed-by: Binbin Wu <binbin.wu@linux.intel.com>
> Message-Id: <8f7d5a1b241bf5351eaab828d1a1efe5c17699ca.1705965635.git.isaku.yamahata@intel.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>
Acked-by: Kai Huang <kai.huang@intel.com>
prev parent reply other threads:[~2024-06-11 9:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-11 8:11 Paolo Bonzini
2024-06-11 9:41 ` Huang, Kai [this message]
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