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author | Dou Liyang <douly.fnst@cn.fujitsu.com> | 2017-12-04 12:03:13 +0800 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2017-12-28 12:32:07 +0100 |
commit | 64e05d118e357bb52a084b609436acf292ce7944 (patch) | |
tree | 2b27844e4bab58fc879da2dc4405801ad49931e4 /Documentation | |
parent | 4fcab6693445cfb84f2b65868c58043535090e52 (diff) | |
download | lwn-64e05d118e357bb52a084b609436acf292ce7944.tar.gz lwn-64e05d118e357bb52a084b609436acf292ce7944.zip |
x86/apic: Update the 'apic=' description of setting APIC driver
There are two consumers of apic=: the APIC debug level and the low
level generic architecture code, but Linux just documented the first
one.
Append the second description.
Signed-off-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: peterz@infradead.org
Cc: rdunlap@infradead.org
Cc: corbet@lwn.net
Link: https://lkml.kernel.org/r/20171204040313.24824-2-douly.fnst@cn.fujitsu.com
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index b74e13312fdc..852fb11dd2c9 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -328,11 +328,15 @@ not play well with APC CPU idle - disable it if you have APC and your system crashes randomly. - apic= [APIC,X86-32] Advanced Programmable Interrupt Controller + apic= [APIC,X86] Advanced Programmable Interrupt Controller 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. + For X86-32, this can also be used to specify an APIC + driver name. + Format: apic=driver_name + Examples: apic=bigsmp apic_extnmi= [APIC,X86] External NMI delivery setting Format: { bsp (default) | all | none } |