From nobody Fri Dec 19 15:18:22 2025 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (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 5781C12C552 for ; Wed, 4 Sep 2024 05:06:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725426385; cv=none; b=XFneVa5yQxwX+XH/xBbh6T1f/TbnW4U+rnGuoMWIdh41icy7gyijQVh77pAIW6xhUZ4KdD6PBfHFkVjDsHb05/pTineYKZRRmCv6wlHXFyYFR3Fc4Umstne170BJib9YcEnCoIfJfyCJHeO12FSth7aLZR6DceKuxCuM3xEvPpM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725426385; c=relaxed/simple; bh=Zzp47YpjJrlq/7aNuFnEG/sx74AzSK2oA4jiAlYD1m4=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Content-Type; b=MwpmXkP1xqc+QLGNEJHwJcR5ZxRcOcUDRwuNpkB6c9jpHEq3PjEaWkvt+DeqVGbFW9ue+W1iKra2mG3qXUFYyC6fcXse5G1wi8NuQnjn1KRSDtjNyEUC8t4Fzg7qfsMLXoVm70Sikg6xclu/R78qE1CmvXV6bZF+V3PtlyREzVE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Y5WQIo0l; arc=none smtp.client-ip=209.85.219.201 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--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Y5WQIo0l" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-e1ab008280aso5754662276.0 for ; Tue, 03 Sep 2024 22:06:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1725426383; x=1726031183; darn=vger.kernel.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=J5+jy8suatSYU8agZ+1zFUqOrIedBbY+ji9A0DmCUwg=; b=Y5WQIo0lY+umlt4tq80jGYjTnjcRkTn6c11ahLAX+KX6r3xkd2cOiEFc0s8TcpiZ+k MXSK1hRk1j901wD+veDRuy/sX0DrSCKC7enkqiNwKfqP6QjJ7SWAQ/8rUscZYohhpXxR rGhA52tBIiSVh0F5plo8ZG3UgL0HdH6SesJ1u1Na9n5pYDX+u5vPU9G253VI/rrNpQDP QBkWocqRhMkXHhBzwzoaEej8DombiTwf9JZl+Y46dxQoaYFBTdCOYCYPyqeEqrtlLaPL Nzmfcson0lKdioHhf9S1WhhFQ8EEsMN1LeW1FUnW41BA08B1tqtSlC9PWjSGngbHp1yq DRgw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725426383; x=1726031183; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=J5+jy8suatSYU8agZ+1zFUqOrIedBbY+ji9A0DmCUwg=; b=DV7JOqLfdocNs/J7/Fp0keJA4upRj3s1huhlAwGRscKVC5ZrhEAkFMZVGjBi81EVJm xqPNlwFxccLL6E7g0GqOAuTPFFpGpeWMyWqJsez2W6gidh0U0TT8Kb3ZipZCkattoqub /4lsOFxW920E1nvUgRL8MqJVfJ0taqAhx/7o1Woxf4vSQ84MoXWHsaWm60gl4+Mn5tzO +MYSdNKBxdUgBgW8N3Swdve+NNEyQrCBt1HOlX5153pNEUNRhRsMHHuUULqlYwNXT+q/ fsVRtdsj0ZJ9bPEhmg+w3ni7RdEPtoCGPUZQXtOHzmUVBp/7k5ZCLKX20qV6MpfBTG2H Cj3Q== X-Forwarded-Encrypted: i=1; AJvYcCWvyCQnRQKgG7+lRF7tVcrYcHGAm71PPk5b00TdpqOEhOuNA0vjMtF+ZUrryiA5Bh5wYbXw/nvsu+Pt9ZQ=@vger.kernel.org X-Gm-Message-State: AOJu0YwZ9hjDrVDHaOSZQYIdRwOj+hJ77QubRO4jxjXAX/cNd+5w0zSX 3nFn/witNaNwalNtbVqx+xipNUj5BtX1U+lb4iPwSj4hGSPVMpz/amSQupk065dsGy+hARV6ZkK Lz3u02A== X-Google-Smtp-Source: AGHT+IGGPVF71/v8Ly5msG6tRUJzPuQAIOn9/kjoP6sROxK81r4wDL5JgHaT37QF84+IbQDEH5PUBL+bgQfp X-Received: from irogers.svl.corp.google.com ([2620:15c:2a3:200:c48b:5e3:a63c:2d09]) (user=irogers job=sendgmr) by 2002:a25:e910:0:b0:e11:7039:ff92 with SMTP id 3f1490d57ef6-e1a7a3e8384mr26722276.11.1725426383309; Tue, 03 Sep 2024 22:06:23 -0700 (PDT) Date: Tue, 3 Sep 2024 22:06:06 -0700 In-Reply-To: <20240904050606.752788-1-irogers@google.com> Message-Id: <20240904050606.752788-7-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240904050606.752788-1-irogers@google.com> X-Mailer: git-send-email 2.46.0.469.g59c65b2a67-goog Subject: [PATCH v2 6/6] perf test: Make watchpoint data 32-bits on i386 From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Athira Rajeev , Dominique Martinet , Yang Jihong , Colin Ian King , Chaitanya S Prakash , "Masami Hiramatsu (Google)" , James Clark , John Garry , Junhao He , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" i386 only supports watchpoints up to size 4, 8 bytes causes extra counts and test failures. Signed-off-by: Ian Rogers --- tools/perf/tests/wp.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tools/perf/tests/wp.c b/tools/perf/tests/wp.c index cc8719609b19..6c178985e37f 100644 --- a/tools/perf/tests/wp.c +++ b/tools/perf/tests/wp.c @@ -20,7 +20,12 @@ do { \ TEST_ASSERT_VAL(text, count =3D=3D val); \ } while (0) =20 +#ifdef __i386__ +/* Only breakpoint length less-than 8 has hardware support on i386. */ +volatile u32 data1; +#else volatile u64 data1; +#endif volatile u8 data2[3]; =20 #ifndef __s390x__ --=20 2.46.0.469.g59c65b2a67-goog