From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 49A7427453 for ; Fri, 13 Feb 2026 02:52:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770951140; cv=none; b=XsbPDSrLNf9KDOw2YzoQi04yMktbkSp7YyouID7yE7Ih08/sQ+NkgfKM8zkfjk5XLy/COnR7YA1TjX7mEY2q6mG0bQA1XQ0iJVyfshMrjPvOHSjQzuQj+duu15WurgzOLEhAL6y8BRNfxzWXTpsUMvygYk2wSxuwqmBLqmQ2Tl4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770951140; c=relaxed/simple; bh=l3Gi66JZvER/YDr+cJ4GCr6bDEVhkqVzTtQeB4gKZkA=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References: MIME-Version:Content-Type; b=jC5gHtSRXNCe4riwmGOunPMQXFL/1BJ4qGkTNz6XyaEsREYRuMjsvObIxL16O1Xcdz32AlM+nKtSBvVihqOd04pkDupge+E8OYfPLb0F7cW9xzS/ftf41CN+2TmC1FJXjO/mQ1eFePcoGAA3on/et84LvU4uhcTKPZsr53hnTk4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TZipnZHC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TZipnZHC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A8552C4CEF7; Fri, 13 Feb 2026 02:52:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770951140; bh=l3Gi66JZvER/YDr+cJ4GCr6bDEVhkqVzTtQeB4gKZkA=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=TZipnZHCitrPfNkYz+K1qGTNWFvD8cZcIuftTC1wUzqJpsU2sk/krnZJyEJwCBL9j awcoH+41pCty/0PBUgJqC6ykZCGExu8vPB7OxTFVvdTUlEfMz/BELcwo4LIq27Oq34 j62e5A/QiK6pcKj+KtD6NLv4YRz/uVeUISxT5xxgujh58F//zoabmOBnQE4c7Ckphs VSro7N7qyF1v2B39xZ7yEN2rW7UvWvMktTD7JNLBl6m5R9GbMuVozyq8IaqtJufZfM mwZvuqb2uwGEHlzCVvhl8WzyBbi6IWUKHTdNjS6QWMm6KesAfm3BmwagUjFE5KFqGa 8mh4VLDpwlxgw== Date: Thu, 12 Feb 2026 19:52:18 -0700 (MST) From: Paul Walmsley To: "\"$(name)\" <$(mail address)>" cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1] riscv: add hardware error trap handler support In-Reply-To: <20260202094200.53735-1-qirui.001@bytedance.com> Message-ID: References: <20260202094200.53735-1-qirui.001@bytedance.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Hi, On Mon, 2 Feb 2026, "$(name)" <$(mail address)> wrote: Looks like your mail user agent is broken - can you fix that, please? > From: Rui Qi > > adds support for handling hardware error traps (exception code 19) > in the RISC-V architecture. The changes include: > > - Add do_trap_hardware_error function declaration in asm-prototypes.h > - Add hardware error trap vector entry in entry.S exception vector table > - Implement do_trap_hardware_error handler in traps.c that generates > SIGBUS with BUS_MCEERR_AR for hardware errors > > This enables proper handling of hardware error exceptions that may occur > in RISC-V systems, providing appropriate error reporting and signal > generation for user space processes. > > Signed-off-by: Rui Qi Thanks, queued for v7.1. - Paul