public inbox for kvm@vger.kernel.org
 help / color / mirror / Atom feed
From: Binbin Wu <binbin.wu@linux.intel.com>
To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: pbonzini@redhat.com, seanjc@google.com, isaku.yamahata@intel.com,
	michael.roth@amd.com, binbin.wu@linux.intel.com
Subject: [PATCH 2/2] KVM: x86: Use is_kvm_hc_exit_enabled() instead of opencode
Date: Mon,  8 Jul 2024 17:21:50 +0800	[thread overview]
Message-ID: <20240708092150.1799371-3-binbin.wu@linux.intel.com> (raw)
In-Reply-To: <20240708092150.1799371-1-binbin.wu@linux.intel.com>

Use is_kvm_hc_exit_enabled() instead of opencode.

No functional change intended.

Signed-off-by: Binbin Wu <binbin.wu@linux.intel.com>
---
 arch/x86/kvm/svm/sev.c | 4 ++--
 arch/x86/kvm/x86.c     | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 43a450fb01fd..ed55ff5d1ed5 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -3548,7 +3548,7 @@ static int snp_begin_psc_msr(struct vcpu_svm *svm, u64 ghcb_msr)
 		return 1; /* resume guest */
 	}
 
-	if (!(vcpu->kvm->arch.hypercall_exit_enabled & (1 << KVM_HC_MAP_GPA_RANGE))) {
+	if (!is_kvm_hc_exit_enabled(vcpu->kvm, KVM_HC_MAP_GPA_RANGE)) {
 		set_ghcb_msr(svm, GHCB_MSR_PSC_RESP_ERROR);
 		return 1; /* resume guest */
 	}
@@ -3631,7 +3631,7 @@ static int snp_begin_psc(struct vcpu_svm *svm, struct psc_buffer *psc)
 	bool huge;
 	u64 gfn;
 
-	if (!(vcpu->kvm->arch.hypercall_exit_enabled & (1 << KVM_HC_MAP_GPA_RANGE))) {
+	if (!is_kvm_hc_exit_enabled(vcpu->kvm, KVM_HC_MAP_GPA_RANGE)) {
 		snp_complete_psc(svm, VMGEXIT_PSC_ERROR_GENERIC);
 		return 1;
 	}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index f84c1f263e9b..ec9ebc258bf3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -10168,7 +10168,7 @@ unsigned long __kvm_emulate_hypercall(struct kvm_vcpu *vcpu, unsigned long nr,
 		u64 gpa = a0, npages = a1, attrs = a2;
 
 		ret = -KVM_ENOSYS;
-		if (!(vcpu->kvm->arch.hypercall_exit_enabled & (1 << KVM_HC_MAP_GPA_RANGE)))
+		if (!is_kvm_hc_exit_enabled(vcpu->kvm, KVM_HC_MAP_GPA_RANGE))
 			break;
 
 		if (!PAGE_ALIGNED(gpa) || !npages ||
-- 
2.43.2


      parent reply	other threads:[~2024-07-08  9:20 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-08  9:21 [PATCH 0/2] KVM: x86: Check hypercall's exit to userspace generically Binbin Wu
2024-07-08  9:21 ` [PATCH 1/2] " Binbin Wu
2024-07-24 13:48   ` kernel test robot
2024-07-26  2:11     ` Binbin Wu
2024-07-08  9:21 ` Binbin Wu [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240708092150.1799371-3-binbin.wu@linux.intel.com \
    --to=binbin.wu@linux.intel.com \
    --cc=isaku.yamahata@intel.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=michael.roth@amd.com \
    --cc=pbonzini@redhat.com \
    --cc=seanjc@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox