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author | Mark Broadbent <markb@wetlettuce.com> | 2004-08-22 22:48:50 -0700 |
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committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-08-22 22:48:50 -0700 |
commit | 7c0fe360f6e4dde05d7153f13887e8bca7ca34aa (patch) | |
tree | 73365743e0a4862be7c5f95907eebacfd4c67f7a /Documentation | |
parent | 432818b9f7a0d521a059acdfa7c554692cfc4daa (diff) | |
download | history-7c0fe360f6e4dde05d7153f13887e8bca7ca34aa.tar.gz |
[PATCH] IO-APIC debug message reduction
The APIC and IO-APIC code is very verbose on startup especially on SMP
machines. This patch allows the verbosity of the APIC code to be controlled
through the boot-time option apic= using three levels: quiet, verbose and
debug. The default level is quiet.
Signed-off-by: Mark Broadbent <markb@wetlettuce.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/kernel-parameters.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 34f1d33b17c3a0..3066ab3c0271ec 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -189,6 +189,11 @@ running once the system is up. Disable APC CPU standby support. SPARCstation-Fox does not play well with APC CPU idle - disable it if you have APC and your system crashes randomly. + + apic= [APIC,i386] Change the output verbosity whilst booting + Format: { quiet (default) | verbose | debug } + Change the amount of debugging information output + when initialising the APIC and IO-APIC components. apm= [APM] Advanced Power Management See header of arch/i386/kernel/apm.c. |