From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=168.119.38.16 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794468524; b=f6sK3s/QMkmstoACWVrUgB21MUZCm71+bBHao1yWND4BtFykDIT335ZZz5HCke8N2eM4 e94NNOwqQG5MtKNFfIkJyPd94uOQhhschc4YgILOsdQykilkIE4MHUNjnN6Fm52FImDX0 a2tmewudCRiWM20Soj1KB8teBVwVpduG3wpaFsQkpN29zeJDQNtIqUE0e2mEV8LDG79o3 WTeAhwggoIek8fI/pR62fQOqAsj2+vspFHO60WzPFT7PJh7At1OyTRnM6gWmMFXwt+J8v mG7BHns0i47TpD2ZfE7ADzbbLFdp2Z9HsozhmX9+p9BDfCSTZpereK5uhvHrUYNfmsw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794468524; h=DKIM-Signature:Received:Message-ID:Subject:From:To:Cc:Date: In-Reply-To:References:Content-Type:Content-Transfer-Encoding: User-Agent:MIME-Version:X-malware-bazaar; bh=aNozQA4o1upURYxWaEXrzavAa/kCiQMOzOAXy/eko8A=; b=2wGeRJMbNQTjvc8eLTcVUxMcfxdezPg/Zw5/9gUR7qInujfQ6pW/7VXQAxw5fBXL7T00 b45hn+BpRzIP+KifsRg0onb94eBF2E3Ypi8qHk0INlF9Ss+eL8h2HoTVpIQWpgm7/Taqb xFroUI2BHeAoL8u3z7XZyMLO/CrNs09CYlZBcGov+ccrWOoJVrBeNFmCwq7j74BTlwc52 WfSY5fy7TDnSdDs+lzZMHKG+kw3kvSCvgn7TnxOTLt3NsDzt7oiAdpU4chGhw3Nzlmlfh d+bsH3RgIA6PBFO7bhQsRMWbUjHBj9OIz11Xb+2RQ00GGXB86MOWuqJz9GjHhaxigzw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=permerror header.from=sipsolutions.net; spf=pass smtp.mailfrom=sipsolutions.net; dkim=pass header.d=sipsolutions.net header.i=@sipsolutions.net header.a=rsa-sha256 header.s=mail header.b=Oqjr6+xz; arc=none smtp.remote-ip=168.119.38.16 Received: from sipsolutions.net (s3.sipsolutions.net [168.119.38.16]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E35E2606A336; Thu, 12 Nov 2026 07:28:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=permerror header.from=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sipsolutions.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sipsolutions.net header.i=@sipsolutions.net header.a=rsa-sha256 header.s=mail header.b=Oqjr6+xz DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=MIME-Version:Content-Transfer-Encoding: Content-Type:References:In-Reply-To:Date:Cc:To:From:Subject:Message-ID:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=aNozQA4o1upURYxWaEXrzavAa/kCiQMOzOAXy/eko8A=; t=1794468523; x=1795678123; b=Oqjr6+xzgIK88nyls6QxiexpXaBHprrWMoZjJCFpkpJLzZe NSHzEX24e8fPksYTuGtHEiqVJK1LKICx0MELP8YZZrNOI6I3ms9Ts8OTy95gz8Lk32RMG9i2RVHuo NiZhZ47UsJsOwe0IXDLbXAh2HcL2YE9y5dYykbx20Bt/sWzej3pmX1jQzrKahnlpxS4Tj3nwJIoQ9 rLe5iOWQ2ulYtuP9cd6FbEFKYMB8LCPnP4SLDsdBV+oM06oK8r2yfDt+MTVbcMI4doivwe5C1807a l4sfSV9kkhfIeQHlOZiooY/QBvcKXk/fzUG5+FgmiLR/hC9GxSqm2EEYM7Sd4yEw==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__ECDSA_SECP256R1_SHA256__AES_256_GCM:256) (Exim 4.98.2) (envelope-from ) id 1xRPEd-0000000691I-39rv; Thu, 12 Nov 2026 08:28:39 +0100 Message-ID: <199b6e10af2267bb60e7e73fda243f73b1b818ad.camel@sipsolutions.net> Subject: Re: [PATCH 1/3] um: Define kernel_fpu_begin_mask() From: Johannes Berg To: Eric Biggers , akpm@linux-foundation.org, linux-raid@vger.kernel.org Cc: linux-crypto@vger.kernel.org, x86@kernel.org, Christoph Hellwig , Richard Weinberger , Anton Ivanov , linux-um@lists.infradead.org Date: Thu, 12 Nov 2026 08:28:38 +0100 In-Reply-To: <20261111205604.47547-2-ebiggers@kernel.org> References: <20261111205604.47547-1-ebiggers@kernel.org> <20261111205604.47547-2-ebiggers@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.60.2 (3.60.2-3.fc44) X-Mailing-List: linux-raid@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-malware-bazaar: not-scanned On Wed, 2026-11-11 at 12:56 -0800, Eric Biggers wrote: > Define a stub for kernel_fpu_begin_mask() on user-mode Linux so that > lib/raid/ can switch from kernel_fpu_begin() to kernel_fpu_begin_mask(). >=20 > Note: this causes a checkpatch error due to the macro's value not having > outer parentheses, but it's left as-is for consistency with the existing > kernel_fpu_begin() and kernel_fpu_end() definitions right next to it. >=20 Probably should've CCed linux-um (done now), but the change seems fine. There's no FPU handling needed in UM since the host kernel deals with it. johannes