From nobody Wed Dec 17 12:12:21 2025 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 C70371E049C; Fri, 8 Nov 2024 09:17:23 +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=1731057443; cv=none; b=fEKk3breNxR6rw6fxV1As5oBRkrdEF+IGFYIVGTgDKeiz387poJZbgPPQr3kg/KBHC+4SfhABpmd1GXPUZzMQd7SxbvpJB8/r7uDlrnh+RIk7N5bRv62+9o8HzRrezj+Ku91U8cohTQvJ4VwnXhCAXf7hsWco8Sn1fNNhv3zkYk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731057443; c=relaxed/simple; bh=Bbcx8onFO1llkh1bzdef+8Wwk79wyxRsWbhQhNlkkZk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tzK0jGL1Cp4NNxlplAtHedUUKiXFF0iQ8hJBavX5OR6ulU1Rbh40Kg1TsdAapBppJntir7SKSH0wGU3t2iUwSOEZPL7rVZDgH4TP69YNwxKw04xtxxKiJtjJJPsgQoo8+l+zpa4HHOrS1kTVjvWn6ztSkXiRvnQupkSJwiaen4s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB498C4CECD; Fri, 8 Nov 2024 09:17:20 +0000 (UTC) From: Huacai Chen To: Huacai Chen Cc: Xuerui Wang , loongarch@lists.linux.dev, Sebastian Andrzej Siewior , Clark Williams , Steven Rostedt , linux-rt-devel@lists.linux.dev, Guo Ren , Jiaxun Yang , linux-kernel@vger.kernel.org, Huacai Chen Subject: [PATCH 2/3] LoongArch: Select HAVE_POSIX_CPU_TIMERS_TASK_WORK Date: Fri, 8 Nov 2024 17:15:44 +0800 Message-ID: <20241108091545.4182229-3-chenhuacai@loongson.cn> X-Mailer: git-send-email 2.43.5 In-Reply-To: <20241108091545.4182229-1-chenhuacai@loongson.cn> References: <20241108091545.4182229-1-chenhuacai@loongson.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Move POSIX CPU timer expiry and signal delivery into task context to allow PREEMPT_RT setups to coexist with KVM. Signed-off-by: Huacai Chen --- arch/loongarch/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index bb35c34f86d2..3734f5dd9a57 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -155,6 +155,7 @@ config LOONGARCH select HAVE_PERF_EVENTS select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP + select HAVE_POSIX_CPU_TIMERS_TASK_WORK select HAVE_PREEMPT_DYNAMIC_KEY select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_RELIABLE_STACKTRACE if UNWINDER_ORC --=20 2.43.5