Messages in this thread |  | | Subject | Re: [patch] voluntary-preempt-2.6.8-rc3-O4 | From | Lee Revell <> | Date | Tue, 10 Aug 2004 01:52:22 -0400 |
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On Mon, 2004-08-09 at 22:06, Lee Revell wrote:
> Same results here, the mlockall problem is not fixed by -O4:
Correction, those traces did not involve mlockall at all, but kmap_atomic and get_user_pages.
Here is another one I got starting jackd. Never seen it before today.
(jackd/778): 14583us non-preemptible critical section violated 1100 us preempt threshold starting at schedule+0x55/0x5a0 and ending at schedule+0x2ed/0x5a0 [<c0106717>] dump_stack+0x17/0x20 [<c0113eec>] dec_preempt_count+0x3c/0x50 [<c0264d4d>] schedule+0x2ed/0x5a0 [<c026554e>] schedule_timeout+0x9e/0xa0 [<c0121dcf>] sys_rt_sigtimedwait+0x1df/0x2e0 [<c01060b7>] syscall_call+0x7/0xb ALSA /home/rlrevell/cvs/alsa/alsa-driver/alsa-kernel/core/pcm_lib.c:139: XRUN: pcmC0D2c [<c0106717>] dump_stack+0x17/0x20 [<de93664b>] snd_pcm_period_elapsed+0x27b/0x3e0 [snd_pcm] [<de9571d1>] snd_emu10k1_interrupt+0xd1/0x3c0 [snd_emu10k1] [<c011a7d3>] generic_handle_IRQ_event+0x33/0x60 [<c01079c2>] do_IRQ+0xb2/0x180 [<c01062d8>] common_interrupt+0x18/0x20
Lee
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