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    SubjectRe: Realtime Preemption, 2.6.12, Beginners Guide?
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    On Wed, 2005-07-06 at 15:15, Alistair John Strachan wrote:
    > On Wednesday 06 Jul 2005 22:02, Ingo Molnar wrote:
    > > * Alistair John Strachan <s0348365@sms.ed.ac.uk> wrote:
    > > > This is a completely unrelated question, but now we've got everything
    > > > under control.. how do I make "quiet" actually do something on the RT
    > > > patchset?
    > > >
    > > > Currently I flag it on the kernel cmdline, but I still get everything
    > > > spewed to my primary VT.
    > >
    > > do you have CONFIG_PRINTK_IGNORE_LOGLEVEL enabled perhaps?
    >
    > Good idea, but nope. Find attached the config I'm using, and here's the output
    > from /proc/cmdline:
    >
    > [alistair] 23:07 [~] cat /proc/cmdline
    > BOOT_IMAGE=2.6.12rt ro root=301 acpi_sleep=s3_bios lapic quiet
    >
    > [alistair] 23:07 [~] uname -r
    > 2.6.12-RT-V0.7.51-06
    >
    > What I see are the kernel messages pre-init not suppressed (like I think they
    > should be with quiet) and spurious noise from usb, etc. as the system boots
    > up. sysklogd starts up but the messages are still duplicated on the console.
    >
    > Maybe my configuration is subtlely broken. Is anybody else experiencing this?

    I see the same thing. "CONFIG_PRINTK_IGNORE_LOGLEVEL is not set" but
    still printk ignores the loglevel (I commented out the #ifdef in
    kernel/printk.c to make the spurious messages go away).

    -- Fernando


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