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-rw-r--r--Documentation/admin-guide/kernel-parameters.txt13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index f251f5cce63b..bab2b0bf5988 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1673,6 +1673,19 @@
hlt [BUGS=ARM,SH]
+ hostname= [KNL] Set the hostname (aka UTS nodename).
+ Format: <string>
+ This allows setting the system's hostname during early
+ startup. This sets the name returned by gethostname.
+ Using this parameter to set the hostname makes it
+ possible to ensure the hostname is correctly set before
+ any userspace processes run, avoiding the possibility
+ that a process may call gethostname before the hostname
+ has been explicitly set, resulting in the calling
+ process getting an incorrect result. The string must
+ not exceed the maximum allowed hostname length (usually
+ 64 characters) and will be truncated otherwise.
+
hpet= [X86-32,HPET] option to control HPET usage
Format: { enable (default) | disable | force |
verbose }