Messages in this thread | | | Date | Sat, 18 Dec 2010 20:12:53 +0100 | From | Stefan Richter <> | Subject | Re: [linux-pm] 2.6.37-rc5, pata_atiixp, DVD-ROM: kernel log flooded with "rpm_resume flags 0x4", "rpm_resume returns 1" |
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On Dec 18 Alan Stern wrote: > On Fri, 17 Dec 2010, Stefan Richter wrote: > > > Well right --- hald polls the card reader for media change too. > > > > I now noticed that the two lines > > sd *:0:0:0: rpm_resume flags 0x4 > > sd *:0:0:0: rpm_resume returns 1 > > are logged once for each sd device (i.e. those with fixed media too) > > at the startup of hald. Is this expected? > > I don't know anything about the details of hal. But I do know that you > can tell hal not to poll certain devices. Look at "man > hal-disable-polling".
I wouldn't use hal at all if it weren't for some weak userland programs that require it.
> > Note, I have not seen anything of the sort on another PC which runs > > 2.3.37-rc6 with the same PM debug options. The differences are that > > the other PC is an Intel 945GM based one with x86-32 kernel and 32bit > > Gentoo userland, whereas the PC with log spam is an AMD RS780 based one > > with x86-64 kernel and 64bit Gentoo userland. Both got hal 0.5.14-r2. > > Maybe CONFIG_DYNAMIC_DEBUG is set differently, or userspace enables > dynamic debugging of different subsystems.
Simpler: I am now noticing that CONFIG_PM_RUNTIME is off on the silent PC. It is only on on the PC which produces the log spam.
Good. Then the solution for me is simply to disable CONFIG_PM_RUNTIME, which I had switched on for no apparent reason. -- Stefan Richter -=====-==-=- ==-- =--=- http://arcgraph.de/sr/
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