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-rw-r--r--Documentation/kernel-parameters.txt21
1 files changed, 21 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b874771385cd..fc99075e0af4 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -335,6 +335,12 @@ running once the system is up.
timesource is not avalible, it defaults to PIT.
Format: { pit | tsc | cyclone | pmtmr }
+ disable_8254_timer
+ enable_8254_timer
+ [IA32/X86_64] Disable/Enable interrupt 0 timer routing
+ over the 8254 in addition to over the IO-APIC. The
+ kernel tries to set a sensible default.
+
hpet= [IA-32,HPET] option to disable HPET and use PIT.
Format: disable
@@ -1034,6 +1040,8 @@ running once the system is up.
nomce [IA-32] Machine Check Exception
+ nomca [IA-64] Disable machine check abort handling
+
noresidual [PPC] Don't use residual data on PReP machines.
noresume [SWSUSP] Disables resume and restores original swap
@@ -1282,6 +1290,19 @@ running once the system is up.
New name for the ramdisk parameter.
See Documentation/ramdisk.txt.
+ rcu.blimit= [KNL,BOOT] Set maximum number of finished
+ RCU callbacks to process in one batch.
+
+ rcu.qhimark= [KNL,BOOT] Set threshold of queued
+ RCU callbacks over which batch limiting is disabled.
+
+ rcu.qlowmark= [KNL,BOOT] Set threshold of queued
+ RCU callbacks below which batch limiting is re-enabled.
+
+ rcu.rsinterval= [KNL,BOOT,SMP] Set the number of additional
+ RCU callbacks to queued before forcing reschedule
+ on all cpus.
+
rdinit= [KNL]
Format: <full_path>
Run specified binary instead of /init from the ramdisk,
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