From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264882AbUGMLDM (ORCPT ); Tue, 13 Jul 2004 07:03:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264886AbUGMLDM (ORCPT ); Tue, 13 Jul 2004 07:03:12 -0400 Received: from pD95179CF.dip.t-dialin.net ([217.81.121.207]:48261 "EHLO undata.org") by vger.kernel.org with ESMTP id S264882AbUGMLCy (ORCPT ); Tue, 13 Jul 2004 07:02:54 -0400 Subject: Re: desktop and multimedia as an afterthought? From: Thomas Charbonnel To: Andrew Morton Cc: paul@linuxaudiosystems.com, albert@users.sourceforge.net, linux-kernel@vger.kernel.org, florin@sgi.com, linux-audio-dev@music.columbia.edu In-Reply-To: <20040713032201.010f3e0f.akpm@osdl.org> References: <1089665153.1231.88.camel@cube> <200407122354.i6CNsNqS003382@localhost.localdomain> <20040712172458.2659db52.akpm@osdl.org> <1089683379.5773.62.camel@localhost> <20040713032201.010f3e0f.akpm@osdl.org> Content-Type: text/plain Message-Id: <1089716476.5276.3.camel@localhost> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 Date: Tue, 13 Jul 2004 13:01:17 +0200 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton wrote : > Stack tracing seems a bit broken with 4k stacks. Can you disable > CONFIG_4KSTACKS for future testing? > Now I get : for the intel8x0 : XRUN: pcmC1D0p [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_anonymous_page+0x118/0x190 [] do_no_page+0x5f/0x300 [] handle_mm_fault+0xe2/0x190 [] get_user_pages+0x150/0x380 [] make_pages_present+0x87/0xb0 [] mlock_fixup+0xa9/0xc0 [] do_mlockall+0x7f/0xa0 [] sys_mlockall+0xbb/0xc0 [] syscall_call+0x7/0xb Unexpected hw_pointer value [1] (stream = 1, delta: -50, max jitter = 64): wrong interrupt acknowledge? [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x1cd/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_softirq+0x2b/0x30 [] do_IRQ+0x108/0x150 [] common_interrupt+0x18/0x20 Unexpected hw_pointer value [1] (stream = 0, delta: -4, max jitter = 64): wrong interrupt acknowledge? [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x1cd/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_softirq+0x2b/0x30 [] do_IRQ+0x108/0x150 [] common_interrupt+0x18/0x20 XRUN: pcmC1D0p [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 Unexpected hw_pointer value [1] (stream = 1, delta: -22, max jitter = 64): wrong interrupt acknowledge? [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x1cd/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_softirq+0x2b/0x30 [] do_IRQ+0x108/0x150 [] common_interrupt+0x18/0x20 [] cpu_idle+0x34/0x40 [] start_kernel+0x169/0x190 [] 0xc010019f XRUN: pcmC1D0p [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 XRUN: pcmC1D0p [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_intel8x0_interrupt+0x1fc/0x260 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 for the hdsp: XRUN: pcmC2D0c [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_hdsp_interrupt+0x174/0x180 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_no_page+0x5f/0x300 [] handle_mm_fault+0xe2/0x190 [] get_user_pages+0x150/0x380 [] make_pages_present+0x87/0xb0 [] do_mmap_pgoff+0x467/0x6c0 [] sys_mmap2+0xa0/0xe0 [] syscall_call+0x7/0xb XRUN: pcmC2D0c [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_hdsp_interrupt+0x174/0x180 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] get_user_pages+0xe3/0x380 [] make_pages_present+0x87/0xb0 [] do_mmap_pgoff+0x467/0x6c0 [] sys_mmap2+0xa0/0xe0 [] syscall_call+0x7/0xb XRUN: pcmC2D0c [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_hdsp_interrupt+0x174/0x180 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] do_softirq+0x2b/0x30 [] do_IRQ+0x108/0x150 [] common_interrupt+0x18/0x20 [] cpu_idle+0x34/0x40 [] start_kernel+0x169/0x190 [] 0xc010019f XRUN: pcmC2D0c [] dump_stack+0x1e/0x30 [] snd_pcm_period_elapsed+0x2e1/0x420 [] snd_hdsp_interrupt+0x174/0x180 [] handle_IRQ_event+0x3b/0x70 [] do_IRQ+0x96/0x150 [] common_interrupt+0x18/0x20 [] zap_pte_range+0x145/0x240 [] zap_pmd_range+0x65/0x90 [] unmap_page_range+0x55/0x80 [] unmap_vmas+0x114/0x1e0 [] exit_mmap+0x85/0x170 [] mmput+0x6f/0xb0 [] do_exit+0x114/0x470 [] do_group_exit+0x3a/0xb0 [] get_signal_to_deliver+0x25e/0x370 [] do_signal+0x6a/0x100 [] do_notify_resume+0x39/0x3c [] work_notifysig+0x13/0x15 Thomas