parisc: only re-enable interrupts if we need to schedule or deliver signals when...

[~andy/linux] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 9653cf2f97279e5fda2257ed3221ce50fb6129c2..8920f9f5fa9e6a319244abf366e96c2e14b97152 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1964,6 +1964,14 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                        Valid arguments: on, off
                        Default: on
 
+       nohz_full=      [KNL,BOOT]
+                       In kernels built with CONFIG_NO_HZ_FULL=y, set
+                       the specified list of CPUs whose tick will be stopped
+                       whenever possible. The boot CPU will be forced outside
+                       the range to maintain the timekeeping.
+                       The CPUs in this range must also be included in the
+                       rcu_nocbs= set.
+
        noiotrap        [SH] Disables trapped I/O port accesses.
 
        noirqdebug      [X86-32] Disables the code which attempts to detect and