Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 08 Feb 2005 18:51:42 +0100 | From | Aurélien Francillon <> | Subject | Re: [BUG] linux-2.6.11-rc3 probably in ACPI battery procfs ... |
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Stefan Seyfried wrote: > aurelien francillon wrote: > >>hi, >>since just before linux-2.6.11-rc3 ( i think it's rc2-bk10 ) there >>seems to have a bug in the acpi part of the proc file system : >>reading /proc/acpi/battery/BAT0/info takes a very long time and locks >>up the computer, time gives: >>cat /proc/acpi/battery/BAT0/info 0.00s user 6.76s system 12030% cpu >>0.056 total >>I notice it because kde reads it every 10seconds ... so the compuer gets >>locked for ~5s every ~10s ... > > >>computer is a dell D600 laptop, > > > I have seen the same on a D600 and an Compaq Armada E500, not 6 seconds > but ~1.2 seconds. Try to put a > > #define ACPI_ENABLE_OBJECT_CACHE 1 > > at the end of include/acpi/acpi.h (before the last #endif), this sort of > fixed it for me (now it again needs ~0.2 seconds, still way too long, > but the same as with the last good 2.6.11-rc2-bk9). > > Good luck :-) > > Stefan > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
that's "fixed" it for me too, thanks Aurel
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