1 files changed, 11 insertions, 3 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 46a6a8288dec..df551dfa8e52 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -2391,6 +2391,17 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
         rcutree.rcu_cpu_stall_timeout= [KNL,BOOT]
                         Set timeout for RCU CPU stall warning messages.
 
+        rcutree.jiffies_till_first_fqs= [KNL,BOOT]
+                        Set delay from grace-period initialization to
+                        first attempt to force quiescent states.
+                        Units are jiffies, minimum value is zero,
+                        and maximum value is HZ.
+
+        rcutree.jiffies_till_next_fqs= [KNL,BOOT]
+                        Set delay between subsequent attempts to force
+                        quiescent states.  Units are jiffies, minimum
+                        value is one, and maximum value is HZ.
+
         rcutorture.fqs_duration= [KNL,BOOT]
                         Set duration of force_quiescent_state bursts.
 
@@ -2644,9 +2655,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
         smart2=         [HW]
                         Format: <io1>[,<io2>[,...,<io8>]]
 
-        smp-alt-once    [X86-32,SMP] On a hotplug CPU system, only
-                        attempt to substitute SMP alternatives once at boot.
-
         smsc-ircc2.nopnp        [HW] Don't use PNP to discover SMC devices
         smsc-ircc2.ircc_cfg=    [HW] Device configuration I/O port
         smsc-ircc2.ircc_sir=    [HW] SIR base I/O port