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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AAC70CA5FC5 for ; Wed, 30 Sep 2026 20:53:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:Content-Type:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=AlJQFznlbkoz2NB5Wpaexda128WQ5QBQu/v0eHnZs6Y=; b=vWKXfik+ttQsOZ pwG1Zxwu9z2gJoaMmWFUM7cw4l7PjH0deEZI5FpVrPurU3Eig60617kADPcfP1S1kztNDaLWUBhzD SR/m1y+6NuErIqJtZajjX/nbQ2ykXTFmaONkh4mRHPdDDNGVOYo4gEzIQf9g4vyU+ZKSCpc/h6hqD 1B3nWPbxXfMwVldNoCjUd+XDPESnu20ZwDGfEYafKShNe+vS/0OL96TPMnpdMuAyhtc1MUDscySb+ zaLSzb3AVLLWHnIAgoJzpBagrlcTnGqg2d+ti6dF2ItnZXzAjWagLn4YeAnd221RCBIfMIFHdyA6k hHY8XscRXKwNAxjAtjPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xC1Io-00000007Chq-2s9c; Wed, 30 Sep 2026 20:53:23 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xC1Im-00000007Chf-2oEY for linux-arm-kernel@lists.infradead.org; Wed, 30 Sep 2026 20:53:20 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 1A42043FB4 for ; Wed, 30 Sep 2026 20:53:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EF0841F008A2 for ; Wed, 30 Sep 2026 20:53:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790801600; bh=AlJQFznlbkoz2NB5Wpaexda128WQ5QBQu/v0eHnZs6Y=; h=References:In-Reply-To:From:Date:Subject:To:Cc; b=ZtBEvKwmUn7TWxMEhqhvRdN32tdEy9lXnwGqrfnK03VuNd0qRy6HtGXUp+u29j2Fc rApN+rKS/oajeXn3zQOy9u8keQ0xrZFCh7oQGVmSaPlpSQle4DBXNGk/BUNdAJuH4d ejQ9yY6LVRt0+QjfwuHlvvj7Y+1yie1DAXmMUoVKmoUgAUNkR1m3bPW5IMK/I/AYcG MjMFspD5I747wR7+/T6p6nwmLTA9wZOVsdo4pBJlJp45MmyNXVle4Wb2cnQR2hbr6r d8YCIvrkVNiOuL5Ho+YTL+4Pn3xKOyjgKR8e6C4BeNfleRAJMppZ+RW5ri3j9d9MCg whnVI9i1M/+UQ== Received: by mail-lr2-f34.google.com with SMTP id 38308e7fff4ca-3a75ff20a6eso28113991fa.0 for ; Wed, 30 Sep 2026 13:53:19 -0700 (PDT) X-Gm-Message-State: AFq9FYLJa8UXYYQ9iZwkNZzf5G2Hd2psaohaRLSdXH4h7sJnW90HwtvK j2FfZUy3fNlVPoogxOH5U37tdhdYbPI1ivKbzNsLvUI7M1sLkHshClEILCe5U8B2nTMmff+8KdN ndLSxVO+iHk87FEhQ9AqjxB817EdZy5Q= X-Received: by 2002:a05:6512:3090:b0:5ba:4185:4bf9 with SMTP id 2adb3069b0e04-5ba41854c7emr882318e87.27.1790801598673; Wed, 30 Sep 2026 13:53:18 -0700 (PDT) MIME-Version: 1.0 References: <20260918161407.2300-1-will@kernel.org> <20260918161407.2300-5-will@kernel.org> In-Reply-To: <20260918161407.2300-5-will@kernel.org> From: Linus Walleij Date: Wed, 30 Sep 2026 22:53:06 +0200 X-Gmail-Original-Message-ID: X-Gm-Features: AclHuK9IG9N4XO277gRjxi0xMHrF-zX5RSGpnkGUAhr9NCtSwx9DQDyHNN47ev8 Message-ID: Subject: Re: [PATCH v2 04/21] arm64: bpf: Add support for generating reads of TPIDRRO_EL0 To: Will Deacon Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Vladimir Murzin , Arnd Bergmann , Catalin Marinas , linux-kernel@vger.kernel.org, Mostafa Saleh , Marc Zyngier , David Hildenbrand , Lorenzo Stoakes , Oliver Upton , Ard Biesheuvel , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Sep 18, 2026 at 6:14=E2=80=AFPM Will Deacon wrote= : > In preparation for storing 'current' in TPIDRRO_EL0, add support for the > instruction encoding of "MRS Rt, TPIDRRO_EL0" to the BPF JIT. > > Cc: Mark Rutland > Signed-off-by: Will Deacon Add to the commit message something like, "so that BPF programs can get a pointer to current."? Reviewed-by: Linus Walleij Yours, Linus Walleij