From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id C414AC369AB for ; Thu, 24 Apr 2025 16:42:00 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id BDBEF6B00C2; Thu, 24 Apr 2025 12:41:59 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B8D216B00C4; Thu, 24 Apr 2025 12:41:59 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A04466B00C6; Thu, 24 Apr 2025 12:41:59 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 7FCEE6B00C2 for ; Thu, 24 Apr 2025 12:41:59 -0400 (EDT) Received: from smtpin07.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id A5CAFB97DA for ; Thu, 24 Apr 2025 16:41:59 +0000 (UTC) X-FDA: 83369504358.07.931D681 Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) by imf16.hostedemail.com (Postfix) with ESMTP id 628C4180005 for ; Thu, 24 Apr 2025 16:41:57 +0000 (UTC) Authentication-Results: imf16.hostedemail.com; dkim=pass header.d=rivosinc-com.20230601.gappssmtp.com header.s=20230601 header.b=QlsLc5In; dmarc=none; spf=pass (imf16.hostedemail.com: domain of debug@rivosinc.com designates 209.85.210.178 as permitted sender) smtp.mailfrom=debug@rivosinc.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1745512917; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=k6m4QSCkOjvBeG8/Kperh6wZuRGbtha7PIChY6FuIlM=; b=wV0K+5XpL33ITVuE/9V27P9He9rvfDbNgFJLmijLaToJmKxquOK6LjFAPjMHVgQnQy7y3i Ek+8Qq0d0GBMZX0+VqHkGrkxSgYrtTt0IYVtKqv28Z5EZ70EVnKU5DY3jA2OrjECcIESbg lj6nCtGUZps1skKtpDv4u1jgvqyJf68= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1745512917; a=rsa-sha256; cv=none; b=KEIJCIrqO/MpC4OuG4yokK3Rt7Kda7twej/RisdPotCJhkMHrzmiolwxcKnx9r7g36cPkd gQjVHxuzQxYBYpb2jrfJ3C+hQQfdQWYP8RS5o1ELy9mQ245Om1uVYqu9Ext43fD0xWZ4Fc aJMPrBIrAwgLRfJ9Z5tvTdjS3ggK5c0= ARC-Authentication-Results: i=1; imf16.hostedemail.com; dkim=pass header.d=rivosinc-com.20230601.gappssmtp.com header.s=20230601 header.b=QlsLc5In; dmarc=none; spf=pass (imf16.hostedemail.com: domain of debug@rivosinc.com designates 209.85.210.178 as permitted sender) smtp.mailfrom=debug@rivosinc.com Received: by mail-pf1-f178.google.com with SMTP id d2e1a72fcca58-7376dd56f60so940789b3a.3 for ; Thu, 24 Apr 2025 09:41:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1745512916; x=1746117716; darn=kvack.org; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=k6m4QSCkOjvBeG8/Kperh6wZuRGbtha7PIChY6FuIlM=; b=QlsLc5Inrq8bW8DlMTztV7wS5gDiSBruKhQATvcFfQ1XPxlYbLk2+pDaEMvnM2kGCu 9a+4yLRbVm/g8MaYX+22V+K75SlIVzjoVnCR2buS46ikVwhG4z4FaeRjcbjXtpNAsNwm ao+hbxNrPZua4Jr7jPWh7aTIPyWdrQVNQDN7MMAA6o3ae3wldySM6Z4ApHKVY4tq3/rs PursRAivcqq0ikE4Htur17w0jLRRnLOAmceP8dyUu5q0sCeIyvWzzmMkXoZx8n1dSmAm xyRZXcy2ETf3KySy41DtH5HU7KP/XLbQxEiAxk2qZpCnPjjOO95uQqWNT9lyl3h486EW C1Jg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1745512916; x=1746117716; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=k6m4QSCkOjvBeG8/Kperh6wZuRGbtha7PIChY6FuIlM=; b=hMo06NEMPbeyL356BxgDc8Pg7QGPltijzk1cy3bvprtOudWalb1lfzftuIwZWlcyT/ /g6uxBk7fssGz5HXLWJxyoa7xx2nWD1SP1yE2EZFuQkFTWvVQRdssj2zSeDX4itlDNFB K4rKvDZnwAHOjFpij2NDIxPWDMQG6LisDlfapi7sljw72R1kStGoQP0z6Q3Bi1sPC0dd ZwFYZIBRAUbngbEYwYIhIYaF2zoMlFOP3BR9ksfeiOuRti0nfpPRf9q6v4d/WtVR3aLR 72wM7Kt1euCnoP6ArEtDWkuDdR+6lQyXz5D0SnmeMWImruvEVLnxpybbhjA64zZsbqXm MHZw== X-Forwarded-Encrypted: i=1; AJvYcCXaD6/CyoIGBg5HLNdNhldCSapTG04TcWwbsSt/ptag+ZrXPD8yt2p0c9WbzDu8zgAHI+zfGgU5PQ==@kvack.org X-Gm-Message-State: AOJu0YxrmwgtAcp5bKepIaL6joyqg6hzZqVClkEIceQXrG9d2zazON/l MBos5hVALu2RR1xo0sXB6oupwtY/bkjfpDKAuPDaKAB6vvSXVPW5BM2kMHoSOjQ= X-Gm-Gg: ASbGncudRpnrj1NdwNeI6o4wOFVrFYtCqyWuzB5Xya821NWWy7CLmipSfp2mydEj+5r pyqNWg+0iyCdFwgYIl1LB6ibsPIRey6CPwMFKbh33P375jo1Swqu7mxzh7yAmOgBKTZJBRVisoU YSYTU54pFEe1O7Fxk5vyiRY5Afqs6+rYu1HsiGvK4+ENjTvOv/eRxCemggD/4P1PCilrgo7TbCc SsnA8hSpztJxKSbQBgMzqP2Hv+Ig3w2NaJb70s5kA5oWOLEBj/iDLlzBonIFY7cBnmNVxzZAvtQ ufZwxQFttdpRbG93zFekq3wTrDuc36AJsVtMJAPHjI+cOhNV6P8= X-Google-Smtp-Source: AGHT+IGxyp+KENwVEkLGrt7S8pn2vlKD8bBJVWEd1Iv8ULUIPojD/9R2kqNR1Mge6+txkrxVbJHCXA== X-Received: by 2002:a05:6a21:6d8e:b0:1f5:8072:d7f3 with SMTP id adf61e73a8af0-20444fc0e44mr4794400637.30.1745512916109; Thu, 24 Apr 2025 09:41:56 -0700 (PDT) Received: from debug.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-b15f76f48b2sm1462741a12.8.2025.04.24.09.41.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 24 Apr 2025 09:41:55 -0700 (PDT) Date: Thu, 24 Apr 2025 09:41:51 -0700 From: Deepak Gupta To: Miquel =?iso-8859-1?Q?Sabat=E9_Sol=E0?= Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , "Liam R. Howlett" , Vlastimil Babka , Lorenzo Stoakes , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Christian Brauner , Peter Zijlstra , Oleg Nesterov , Eric Biederman , Kees Cook , Jonathan Corbet , Shuah Khan , Jann Horn , Conor Dooley , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?iso-8859-1?Q?Bj=F6rn?= Roy Baron , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, alistair.francis@wdc.com, richard.henderson@linaro.org, jim.shu@sifive.com, andybnac@gmail.com, kito.cheng@sifive.com, charlie@rivosinc.com, atishp@rivosinc.com, evan@rivosinc.com, cleger@rivosinc.com, alexghiti@rivosinc.com, samitolvanen@google.com, broonie@kernel.org, rick.p.edgecombe@intel.com, rust-for-linux@vger.kernel.org, Zong Li Subject: Re: [PATCH v13 20/28] riscv/hwprobe: zicfilp / zicfiss enumeration in hwprobe Message-ID: References: <20250424-v5_user_cfi_series-v13-0-971437de586a@rivosinc.com> <20250424-v5_user_cfi_series-v13-20-971437de586a@rivosinc.com> <680a0cd4.050a0220.296475.3867@mx.google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <680a0cd4.050a0220.296475.3867@mx.google.com> X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 628C4180005 X-Rspam-User: X-Stat-Signature: wz73xu5bz3ni3h11qnt7ambe6ux9jxd4 X-HE-Tag: 1745512917-67535 X-HE-Meta: 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 aa+J0OV9 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Apr 24, 2025 at 12:05:04PM +0200, Miquel Sabaté Solà wrote: >On dj., d’abr. 24 2025, Deepak Gupta wrote: > >Hello, > >> Adding enumeration of zicfilp and zicfiss extensions in hwprobe syscall. >> >> Reviewed-by: Zong Li >> Signed-off-by: Deepak Gupta >> --- >> arch/riscv/include/uapi/asm/hwprobe.h | 2 ++ >> arch/riscv/kernel/sys_hwprobe.c | 2 ++ >> 2 files changed, 4 insertions(+) >> >> diff --git a/arch/riscv/include/uapi/asm/hwprobe.h b/arch/riscv/include/uapi/asm/hwprobe.h >> index c3c1cc951cb9..c1b537b50158 100644 >> --- a/arch/riscv/include/uapi/asm/hwprobe.h >> +++ b/arch/riscv/include/uapi/asm/hwprobe.h >> @@ -73,6 +73,8 @@ struct riscv_hwprobe { >> #define RISCV_HWPROBE_EXT_ZCMOP (1ULL << 47) >> #define RISCV_HWPROBE_EXT_ZAWRS (1ULL << 48) >> #define RISCV_HWPROBE_EXT_SUPM (1ULL << 49) >> +#define RISCV_HWPROBE_EXT_ZICFILP (1ULL << 50) >> +#define RISCV_HWPROBE_EXT_ZICFISS (1ULL << 51) > >Notice that, as it stands in Linux v6.15-rc, this will conflict with the >values for Zicntr and Zihpm. See 4458b8f68dc7 ("riscv: hwprobe: export >Zicntr and Zihpm extensions"). I'd say that you should update these >values. Got it. Noted for next version. > >> #define RISCV_HWPROBE_KEY_CPUPERF_0 5 >> #define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0) >> #define RISCV_HWPROBE_MISALIGNED_EMULATED (1 << 0) >> diff --git a/arch/riscv/kernel/sys_hwprobe.c b/arch/riscv/kernel/sys_hwprobe.c >> index bcd3b816306c..d802ff707913 100644 >> --- a/arch/riscv/kernel/sys_hwprobe.c >> +++ b/arch/riscv/kernel/sys_hwprobe.c >> @@ -108,6 +108,8 @@ static void hwprobe_isa_ext0(struct riscv_hwprobe *pair, >> EXT_KEY(ZCB); >> EXT_KEY(ZCMOP); >> EXT_KEY(ZICBOZ); >> + EXT_KEY(ZICFILP); >> + EXT_KEY(ZICFISS); >> EXT_KEY(ZICOND); >> EXT_KEY(ZIHINTNTL); >> EXT_KEY(ZIHINTPAUSE); > >Greetings, >Miquel