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 91C4AC52D7C for ; Tue, 13 Aug 2024 15:23:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=xxduYpnzQdJ7TNy5vhTg6ENmFbWUELcCSAoN5/Q5Tiw=; b=33FReSEdHtX/dX dF+W0n7/N+LjMcZCCCVdcssmSyB6qGcedIv97WQT5Mye4yn2qEaqWkZ2Z/dHhItjJygXpvF/qe4Tf JEbamWbPolOrREUGdyEGgxaeg5A6oILlmX/2GGLVLy+UnzDcaJeMtQg8NxSsodGTyN1dm7vs17O6Y f00tEvuLw9kbcP59roPm9aIxnHYWtxcr6QeNYqaaO1u3+JLzcKl+aMuWfC3DDbb9YYmBZ6poJO9ss MVSEHTpL5o+gUlmp4JrUL/nk6kUmb16EoLOmYdGDA1+TjEXKisP3tSkb+6SGxFK6CEYlosDhnTzvR 4+mco0xb0iu3lXZljQvQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sdtMN-00000004CTq-2jy3; Tue, 13 Aug 2024 15:22:55 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sdtMH-00000004CSM-3OPD for linux-amlogic@lists.infradead.org; Tue, 13 Aug 2024 15:22:53 +0000 Date: Tue, 13 Aug 2024 17:22:43 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1723562564; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=b5/E7ZJ4wGcPnowXOcotLGIaNe6xlDkthLXxOfxn/IM=; b=VJTBe3qhTwmSyv+Ep8Zivpuql5YfALl0d/U7P1AMY7WCPIA5MnJ+zsEXrNlS7fHI16EGoF r9S7Qu/+dQXBUAEIQWwoiepOvs18fbWedjqFtEoaIkfpz2pubpdm41RHztQPWFzWpiI02S c2WylEwIkJLwB7nOezbEjnl+UX9DZ6jkydFdWl5it12EHofrb88wvdwCI2nJzGhdLwDcPq LYO1Srf5SU+SCqTG0zO08c8BVHfeKsj0l0tLKQF0tPPhsHk0aLWu6kAC2ss5oe1uUxmpD5 /rwXbRmAf+FyeJH/cCxnBs+l8WenvM0sZMRTwwUH2V5vc0m/uC5C1cKbiPosXQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1723562564; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=b5/E7ZJ4wGcPnowXOcotLGIaNe6xlDkthLXxOfxn/IM=; b=AyjWMK10XA1oBwhboOrf9Z46wxNRgkQKjVvE2863FVPVuOPdvctQMbo1SBvhbdxtkkzAg4 8gFC0gzk/LbN4NCw== From: Sebastian Andrzej Siewior To: Mark Brown Cc: Liam Girdwood , Jerome Brunet , Neil Armstrong , linux-amlogic@lists.infradead.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Arseniy Krasnov Subject: Re: [PATCH] ASoC: meson: axg-fifo: fix irq scheduling issue with PREEMPT_RT Message-ID: <20240813152243.2H3-mnx5@linutronix.de> References: <20240806102707.3825703-1-jbrunet@baylibre.com> <172356023429.57695.4053614993109219592.b4-ty@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <172356023429.57695.4053614993109219592.b4-ty@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240813_082250_014479_F9FCF8CE X-CRM114-Status: UNSURE ( 8.74 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 2024-08-13 15:43:54 [+0100], Mark Brown wrote: > On Tue, 06 Aug 2024 12:27:03 +0200, Jerome Brunet wrote: > > With PREEMPT_RT enabled, spinlocks become preemptible. > > This is usually not a problem with spinlocks used in IRQ context since > > IRQ handlers get threaded. However, if IRQF_ONESHOT is set, the upper half > > of a threaded irq handler won't be threaded and this causes scheduling > > problems if spinlocks are used in the upper half, like with regmap when > > '.fast_io' is set. > > > > [...] > > Applied to > > https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next > > Thanks! > > [1/1] ASoC: meson: axg-fifo: fix irq scheduling issue with PREEMPT_RT > commit: 5003d0ce5c7da3a02c0aff771f516f99731e7390 Didn't you already apply v2 of this? Sebastian _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic