From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2EF32249F9 for ; Mon, 10 Feb 2025 23:38:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739230691; cv=none; b=iOOJBBoNQdKlx9PATiDPvNuRvINNNX0k+0L197Mex85lrts2J/vMKk240QKZO0nI0wHtuQ386CXPIQWW5dxzOYBL9NO8DQAINBCZj6b7sw/yYr4IkO/fD9v/J1TNLPGZ4oTQPfQlShxtLPErz/Fxft/idAf1BU9ZqfaOttNQnJE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739230691; c=relaxed/simple; bh=6rA2RJebmmS56yThpsX30MeO798pLkrpy6M2n5E4+eQ=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=R1KC+ODlORklMv35hSktp/8IditH5oZj060l321TQXdpNveXPJEkMp44xWonoiNPe6b4lU3JwDus97rfb1hDResZfNyXjeaWQIRTlR0MjurERWP7Cw81BWL67B3j74C+tdTvGhvaOgECNhfs+hSKokeQfU2SRpDAmPaIhpw6LXk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=or3y8s6v; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="or3y8s6v" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-2fa3fd30d61so6121286a91.0 for ; Mon, 10 Feb 2025 15:38:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1739230689; x=1739835489; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=digYp0roly/qtxRaMpIxtGCqdozvlT+rV7YancidvG8=; b=or3y8s6vCkDQcrtV7HVxv+o5CW6CQi7dWWyqkciDj8jJTAyfMtuSixdNX2C+hY7eLk 3+3A/9NU7q/x+0r6szBm/szHDIfNxyTyb0PndW5qH2MAMQC1xmHkawp47iWDrt6TNSbW YWMTX+05A1VntzbuBPlz6AL0wvNwGh2jqtSjPMrG2Yb9vpYf2rd5yD4SffwiSi1Cnroe +xlTNCROEQM3yqay4UnnZgw4SSfUi5wR5phhbGZ2Bqm6DXg1EO0/jgedNtK8PwXv7IjR pDypmQ9wpO+4PMqo1u2rAB7k5zI3CiwFjLJTHwZ8AJX8ylID/JEVVr0XtLtaeEjZjTAO IUrQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739230689; x=1739835489; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to; bh=digYp0roly/qtxRaMpIxtGCqdozvlT+rV7YancidvG8=; b=hYIb0/p9JJna6HjLNmvzA2m/LWc4wQshx6/UVGXX4d3ikZLuRjqRg6wq6uIiGUFyHW Wi3bhKr48Sr8ZbLaJKG6xpfOfBaois5RjZ4Q1utuIebZi+RO/sgWGca/ksVGv0uT8O0h gR9aBhwW+i8tq+eDWWKEeOIS8ksAICXeMlBWEIORk4A/OLFY/QZjChZIrR+j8wznTyoF YR8x64w0sP2JSKCg+USJtjSqQKjFLHt5lXnbr5Hot7NQtNJn6Lzd3bnLyqyMDDdMBpZB w9qARptnju/5rNrdu4zkHwS8MxlolPyZkeZI+uiIberoBwxWFtNj0vDzZvpiWdRmK9hW sGNA== X-Gm-Message-State: AOJu0YxsY5gjOu+HcwDTqBrqn8z2NTyWXJvfGDAhJ2LWVvDR2aZH0lKx CVYNifd3yTk8AD/ccA4vza1ODw7L/e/1FvJb6SecDcuy8jAnl9wUqEKuAYI1HTlQqMppQt1BRSB RLA== X-Google-Smtp-Source: AGHT+IEPbNu6OdGD0IOBQONhbzjscwi7LgXZpYrVU0rsWT1IOVB2kHvNiyG8Gpc2UjDyPi6R2Q/s0Wy+rGw= X-Received: from pjyp8.prod.google.com ([2002:a17:90a:e708:b0:2f8:4024:b59a]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:5186:b0:2fa:b84:b320 with SMTP id 98e67ed59e1d1-2fa9ee19296mr2112658a91.24.1739230689462; Mon, 10 Feb 2025 15:38:09 -0800 (PST) Date: Mon, 10 Feb 2025 15:38:07 -0800 In-Reply-To: Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250117234204.2600624-1-seanjc@google.com> Message-ID: Subject: Re: [PATCH 0/5] KVM: selftests: Fix PMC checks in PMU counters test From: Sean Christopherson To: Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, kernel test robot Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Mon, Jan 20, 2025, Paolo Bonzini wrote: > On Sat, Jan 18, 2025 at 12:42=E2=80=AFAM Sean Christopherson wrote: > > > > Fix a flaw in the Intel PMU counters test where it asserts that an even= t is > > counting correctly without actually knowing what the event counts given= the > > underlying hardware. > > > > The bug manifests as failures with the Top-Down Slots architectural eve= nt > > when running CPUs that doesn't actually support that arch event (pre-IC= X). > > The arch event encoding still counts _something_, just not Top-Down Slo= ts > > (I haven't bothered to look up what it was counting). The passed by sh= eer > > dumb luck until an unrelated change caused the count of the unknown eve= nt > > to drop. >=20 > Queued for 6.14-rc1, thanks. Lies :-) Neither this nor the main selftests pull request[*] landed in 6.14. None o= f this is urgent, so if it's easier on your end I can carry them forward and send = them for 6.15. [*] https://lore.kernel.org/all/20250117010718.2328467-5-seanjc@google.com