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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id i21-20020a170906091500b00a5216df5d25sm9503790ejd.3.2024.04.25.06.27.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 25 Apr 2024 06:27:17 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 89f97c0a-0307-11ef-b4bb-af5377834399 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1714051638; x=1714656438; darn=lists.xenproject.org; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id:from:to:cc :subject:date:message-id:reply-to; bh=FTlRV7WBcszPv2Xnx017qV68eEqGTn+7m/P3TyItlOc=; b=AlDV2yiD/bxQpIaGgxJ5J7rwY9yfRJXm2YpdF9OQHAGu9HscDn7BeSrK2Bp1rOCga8 /mAU9yBX54u6ZkVvFq8exz/XzX40jSlY6m78mcBUxp21c8FLQCHS66vUgvbRYX5pV/h5 ZU/OgkNXIVYUepU8QKiUg6Ww0/NkCHoZSgCdx2+7jdJVnSWWAZlsCDQnkHhSqPuf++EF LA81cu1UgJ95xMqYDZVpg/XWtJeBmg7J/bQOwrfZPwGPR6OvtIM7uCBlJZtKQ17gsTLT yVmcrBHTymQJZ8zaJFJQkN2uwfKmeIDOa/RTYlvAKU0NCqqMiYdZ6qwbJWBKRhCHl1JL kVkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714051638; x=1714656438; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=FTlRV7WBcszPv2Xnx017qV68eEqGTn+7m/P3TyItlOc=; b=S5aBxWFqcJK9U5vvRuYtj2BhzVJv6nXVVPpn+LKqm98cXbopWIpBe8k1xH+Z4VCsDw z+IPwPHwCF6Oxhfe2NvQlqGIct3Z92RuDjRO/+eLaFHimcz25zGADlW/63Hxad3Fp5st 2rTQtM3Qo5ss/+ADY1zCvWCgWZ3TG8XZp/hnYSTzMN1Id7Ww+CCw11t01EDWBtPxt3iw h/m/FDKs+mLG6jxm29vA4VXSKO/HrIdoT94TFyeINBBdi3NodzRPcwWA1OEBxgUx4lML w+fEkvxUGTFbjhvr/X/2PmSHvyu2qchz9983kLvg2Jf9bFtGH6AHekwkpErnpczhnlDO NSiA== X-Gm-Message-State: AOJu0YyGmp6HRN5V0KEAl9dftAPriJkfxel+rBv6idIuTo2E0eTWEhyy urG5sSRztCD9bSs6n32ZYrAli7X3BwmmjfRFM0aafmUHRCLRs2cfjsvG07TbipgCyOQzEWY3pgo = X-Google-Smtp-Source: AGHT+IFMZqiHuWkZZI/ZEzrX8/qW0CXkMJlYEqtwzr7xTxqeNKVLFQ1PvBd6Nhh+4yVUksGQKrHcJQ== X-Received: by 2002:a05:6512:483:b0:518:b5af:5f64 with SMTP id v3-20020a056512048300b00518b5af5f64mr5083335lfq.46.1714051638165; Thu, 25 Apr 2024 06:27:18 -0700 (PDT) Message-ID: <1d787e05-28cb-4d1a-9ea6-696d5005f37b@suse.com> Date: Thu, 25 Apr 2024 15:27:17 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= From: Jan Beulich Subject: [PATCH] VMX: no open-coding in vmx_get_cpl() Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1714051671137100001 Content-Type: text/plain; charset="utf-8" Neither X86_SEG_AR_DPL nor MASK_EXTR() should really be avoided here, using literal number instead. No difference in generated code (with gcc13 at least). Signed-off-by: Jan Beulich Acked-by: Andrew Cooepr --- a/xen/arch/x86/hvm/vmx/vmx.c +++ b/xen/arch/x86/hvm/vmx/vmx.c @@ -1192,7 +1192,7 @@ unsigned int vmx_get_cpl(void) =20 __vmread(GUEST_SS_AR_BYTES, &attr); =20 - return (attr >> 5) & 3; + return MASK_EXTR(attr, X86_SEG_AR_DPL); } =20 static unsigned int cf_check _vmx_get_cpl(struct vcpu *v)