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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id f5-20020a1709062c4500b00a455519bcb3sm8550268ejh.55.2024.04.03.23.07.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 03 Apr 2024 23:07:08 -0700 (PDT) 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: 91d0d7bf-f249-11ee-afe5-a90da7624cb6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1712210828; x=1712815628; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=2agFSsFi2ls0FOgOAvROil8/ctXSK+BuwcWtq7I3UQY=; b=M4XrAV+DzII7GtQwZiskjx/Uu6U+6986nI67QER7AjRMVe37nB4la+vE2uD4NeNoWJ UEDiJR518s9HVpjlxOKvDEIrri+j+4SNgII4NZPCPsuPXwtbCJ7cF7rgYIncmO9zaYVy 3x0mDvZ45vmPc1vNyJ/tC/Rhn2WmZSz8TiJnsmiVz7F9pKiP7e/PhErSH0Tu4oEiPGmT u/hKI6sxLyD19oMOw7ZGPOAnn1bHUiMElGq6Bf7CLmCvnB4AOELY3s8mrdDk/V0oISz8 SQ0adXJhBmi59mW9kdiWr5bNN+iaHJFN/z26ojVpC96exj6Q5InmR0CmoNfuLb4NjX6x NnAQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712210828; x=1712815628; h=content-transfer-encoding:in-reply-to:autocrypt:from:references:cc :to:content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=2agFSsFi2ls0FOgOAvROil8/ctXSK+BuwcWtq7I3UQY=; b=T4ZfYZfMkD0qKDc1OdtLtgWTHejdf/Yt2ZV3xzIBUzbjtlcf8ihvOroD880EzjXgHP VVBv4tiVxsMdpmF5oCVqH8QCTyBGs9/Jtwa4oxfsWuGLFUWULCyV2PZdYBcFN0So3h6U fHMiELfDuCUrYai8b6aAcf6DscIcvFDyfoMUXyzWHNVUCkUyiBS7JbIcxeGW2VhkiaSz zR0wd9apr/hWs0Q7E6MhAEVsN1HdmPoUq1cCb4WnKPPH9a1Yg3hqkVG3KMuf8IoyuAgf g+5zYi5wPRLaBMLb3lRopCwj/NL8hoIM6WzJJMF394L/TRAVA6iWH66j8+FZEajEnx0c Dqwg== X-Gm-Message-State: AOJu0YwFUHCDSeXYz4/1ReNohHb8a43cuz7UTfvx/6UhQY80sIlNA2IY Ftlhm+Qr4w/Zkx0udhe+GX/1pgM8D+PyuJBqP5vyJmkoi2uCVkQ1egu1JnAObfI0aUJgmLr50r8 = X-Google-Smtp-Source: AGHT+IEFNv87ljYzXeuwf878k1P2DmWVKfQyTsIgTxowR2EJrCjmX5B1OqJjdyixGE/CgLd1Fcv6bA== X-Received: by 2002:a17:906:3914:b0:a51:827d:c556 with SMTP id f20-20020a170906391400b00a51827dc556mr1135082eje.6.1712210828400; Wed, 03 Apr 2024 23:07:08 -0700 (PDT) Message-ID: Date: Thu, 4 Apr 2024 08:07:07 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: text-tsx fails on Intel core 8th gen system Content-Language: en-US To: =?UTF-8?Q?Marek_Marczykowski-G=C3=B3recki?= , Andrew Cooper Cc: xen-devel References: <8c7ffed8-4faa-4dd3-8a41-d436ba49898b@suse.com> From: Jan Beulich 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 In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 03.04.2024 18:41, Marek Marczykowski-Górecki wrote: > On Wed, Apr 03, 2024 at 05:04:20PM +0200, Jan Beulich wrote: >> On 03.04.2024 16:50, Marek Marczykowski-Górecki wrote: >>> Hi, >>> >>> I've noticed that tools/tests/tsx/test-tsx fails on a system with Intel >>> Core i7-8750H. Specific error I get: >>> >>> [user@dom0 tsx]$ ./test-tsx >>> TSX tests >>> Got 16 CPUs >>> Testing MSR_TSX_FORCE_ABORT consistency >>> CPU0 val 0 >>> Testing MSR_TSX_CTRL consistency >>> Testing MSR_MCU_OPT_CTRL consistency >>> CPU0 val 0 >>> Testing RTM behaviour >>> Got #UD >>> Host reports RTM, but appears unavailable >> >> Isn't this ... >> >>> Testing PV default/max policies >>> Max: RTM 1, HLE 1, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> Def: RTM 0, HLE 0, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> HLE/RTM offered to guests despite not being available >>> Testing HVM default/max policies >>> Max: RTM 1, HLE 1, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> Def: RTM 0, HLE 0, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> HLE/RTM offered to guests despite not being available >>> Testing PV guest >>> Created d8 >>> Cur: RTM 0, HLE 0, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> Cur: RTM 1, HLE 1, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> Testing HVM guest >>> Created d9 >>> Cur: RTM 0, HLE 0, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> Cur: RTM 1, HLE 1, TSX_FORCE_ABORT 0, RTM_ALWAYS_ABORT 0, TSX_CTRL 0 >>> [user@dom0 tsx]$ echo $? >>> 1 >> >> ... the reason for this? > > I think so, but the question is why it behaves this way. Could be an > issue with MSR/CPUID values presented by Xen, or values Xen gets from > the CPU. Can't test_rtm_behaviour() be run even without Xen underneath? Maybe this could be run irrespective of xc_interface_open() failing? Jan