Hi Randy,

At 11/21/2017 01:21 AM, Randy Dunlap wrote:
On 11/20/2017 05:27 AM, Dou Liyang wrote:
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.f...@cn.fujitsu.com>
---
 Documentation/admin-guide/kernel-parameters.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt 
b/Documentation/admin-guide/kernel-parameters.txt
index 62436bd..fdd2382 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -328,11 +328,14 @@
                        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.
+                       If in X86-32, one more function is registering APIC
+                       driver.
+                       Examples: apic=bigsmp, bigsmp is an APIC driver name.

How about this?

                        For X86-32, this can also be used to specify an APIC
                        driver name.
                        Format: apic=drivername
                        Example: apic=bigsmp


Pretty good! Will use it in the next version.

Thanks.
        dou.

        apic_extnmi=    [APIC,X86] External NMI delivery setting
                        Format: { bsp (default) | all | none }





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