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Re: 2.6.24-rc7-rt2
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From:
Mariusz Kozlowski <m.kozlowski@...>
To: Steven Rostedt <rostedt@...>
Cc: LKML <linux-kernel@...>, RT <linux-rt-users@...>, Ingo Molnar <mingo@...>, Thomas Gleixner <tglx@...>
Subject:
Re: 2.6.24-rc7-rt2
Date: Thursday, January 17, 2008 - 1:11 pm
Hello,
quoted text
> > I found this in dmesg: > > > > BUG: swapper:0 task might have lost a preemption check! > > Pid: 0, comm: swapper Not tainted 2.6.24-rc7-rt2 #3 > > [<c010386b>] show_trace_log_lvl+0x1d/0x3b > > [<c01042f3>] show_trace+0x12/0x14 > > [<c0104a2f>] dump_stack+0x6a/0x70 > > [<c0115419>] preempt_enable_no_resched+0x5c/0x5e > > This is really really strange. cpu_idle calls __preempt_enable_no_resched > and not preempt_enable_no_resched (notice the prefixed underscores). > So I don't know how you got that output. Did you get any strance rejects > in applying this patch?
Nope. Your rt patch applied cleanly to vanilla 2.6.24-rc7. Regards, Mariusz
quoted text
> > [<c0100e35>] cpu_idle+0x6d/0x82 > > [<c0323b6e>] rest_init+0x66/0x68 > > [<c043aba6>] start_kernel+0x20c/0x276 > > [<00000000>] 0x0 > > ======================= > > --------------------------- > > | preempt count: 00000000 ] > > | 0-level deep critical section nesting: > > ---------------------------------------- > > > > Box runs fine though.
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Messages in current thread:
2.6.24-rc7-rt2
, Steven Rostedt
, (Mon Jan 14, 2:41 pm)
Re: 2.6.24-rc7-rt2
, Luotao Fu
, (Tue Jan 15, 12:27 pm)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Tue Jan 15, 2:06 pm)
Re: 2.6.24-rc7-rt2 [PATCH] latency tracer fix for ppc32
, Luotao Fu
, (Wed Jan 16, 8:03 am)
Re: 2.6.24-rc7-rt2 [PATCH] latency tracer fix for ppc32
, Steven Rostedt
, (Wed Jan 16, 11:26 pm)
Re: 2.6.24-rc7-rt2
, Luotao Fu
, (Tue Jan 15, 4:04 pm)
Re: 2.6.24-rc7-rt2: WARNING: at include/linux/rcupreempt.h:1...
, Mike Galbraith
, (Mon Jan 14, 11:44 pm)
Re: 2.6.24-rc7-rt2
, S.Çağlar
, (Mon Jan 14, 8:37 pm)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 12:01 am)
Re: 2.6.24-rc7-rt2
, S.Çağlar
, (Wed Jan 16, 3:12 am)
Re: 2.6.24-rc7-rt2
, S.Çağlar
, (Wed Jan 16, 6:11 am)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 10:20 pm)
Re: 2.6.24-rc7-rt2
,
, (Tue Jan 15, 11:50 pm)
Re: 2.6.24-rc7-rt2
, Alan Cox
, (Wed Jan 16, 9:17 am)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 12:04 am)
Re: 2.6.24-rc7-rt2
,
, (Wed Jan 16, 2:23 am)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 10:12 am)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 12:22 pm)
Re: 2.6.24-rc7-rt2
, Esben Nielsen
, (Mon Jan 21, 7:31 am)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Mon Jan 21, 8:49 am)
Re: 2.6.24-rc7-rt2
, Esben Nielsen
, (Sun Jan 27, 5:51 pm)
Re: 2.6.24-rc7-rt2
, Mariusz Kozlowski
, (Mon Jan 14, 6:16 pm)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Mon Jan 14, 6:30 pm)
Re: 2.6.24-rc7-rt2
, Mariusz Kozlowski
, (Tue Jan 15, 1:10 pm)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Wed Jan 16, 10:07 pm)
Re: 2.6.24-rc7-rt2
, Mariusz Kozlowski
, (Thu Jan 17, 1:11 pm)
Re: 2.6.24-rc7-rt2
, Steven Rostedt
, (Thu Jan 17, 1:25 pm)
Re: 2.6.24-rc7-rt2
, Mariusz Kozlowski
, (Thu Jan 17, 1:57 pm)
Re: 2.6.24-rc7-rt2
, Mark Knecht
, (Mon Jan 14, 4:02 pm)
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